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Manual BenQ 9H.L7CLA.FBE

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  • BenQ 9H.L7CLA.FBE - page 1

    1 Applicable Country & Regions: Global Service Manual for BenQ: G2450HM: D-SUB + HDMI + DVI + AUDIO P/N: 9H.L7NLA.TBW GL2450HM: D-SUB + HDMI + DVI + AUDIO P/N: 9H.L7CLA.TBE GL2450HE: D-SUB + HDMI + DVI + AUDIO P/N: 9H.L7CLA.FBE Glossy Black Chassis Colors Product Service Manual – Level 1~2 V ersion: 2 nd Date:10-31-2012 Notice: For RO to inpu ...

  • BenQ 9H.L7CLA.FBE - page 2

    2 Content Index Abbreviations & Acrony ms ...................................................................................................... .................................. 3  1. About th is Manual .......................................................................................................... ............................... ...

  • BenQ 9H.L7CLA.FBE - page 3

    3 Abbreviations & Acronyms A ADC Analog to Digital Converter AFC Automatic Frequency Control: control si gnal used to tune to the correct fre quency B BenQ BenQ Corporation BTSC Broadcast Television System Committee C CPU Central Process Unit CVBS Composite Video Blan king and Synchronization D DLP Digital Light Processing / T exas Instrument s ...

  • BenQ 9H.L7CLA.FBE - page 4

    4 NC Not Connected NVM Non Volatile Memory: IC containing TV related data (for example, options) O OSD On Screen Display P PC Personal Computer PCB Printed Circui t Board (or PWB) R RC Remote Control transmitter RGB Red, Green and Blue. The primary color sig nals for TV. By mixing levels of R, G and B, all colors (Y/C) are ROM Read Only Memory S SD ...

  • BenQ 9H.L7CLA.FBE - page 5

    5 1. About this Manual The purpose of Service Manual is to prov ide a guide line to engineers to repair dif ferent models. The appearance and capability is introduced in this Service Manual. It is be tter for re pair engineer to have a rou gh idea of this model through reading the Service Manual. Please d o pay attention to the item part of the dis ...

  • BenQ 9H.L7CLA.FBE - page 6

    6 2. Introduction This section cont ains general service information, pl ease read through carefully . It should be st ored for easy access place. 2.1 RoHS (2002/95/EC) Requirements – Applied to all countries require RoHS. The RoHS (Restriction of Hazardous Subst ance in Electr ical and Electronic Equipment Di rective) is a legal requirement by E ...

  • BenQ 9H.L7CLA.FBE - page 7

    7 Operation 1. T o protect your eyesight, please refer to the user manual to set the optimal screen resolution and the viewing distance. 2. T o reduce eye fatigue, take a break on a regular basis while using the monitor . Avoid t aking either one of the following actions for a lo ng time. Otherwise, burn marks may occur .  Use the monitor in the ...

  • BenQ 9H.L7CLA.FBE - page 8

    8 3. General Description This new LCD (Liquid Cry stal Display) monitor BenQ G2450HM&GL2450HM/GL24 50HE offers numerous features and functions, for example:  Panel T ype: TN + CCFL (For G2450HM)  Panel T ype: TN + LED (For GL2450HM/GL2450HE)  Minimal space requirement s thanks to slim casing  Optimum ergonomic characteristics (tot a ...

  • BenQ 9H.L7CLA.FBE - page 9

    9 5. Product Overview 5.1 Monitor Specifications G2450HM GL2450HM/GL2450HE Conf. 2 D-sub (include compone nt source) + DVI-D + HDMI + spea ker Conf. 3 D-sub (include compone nt source) + DVI-D + HDMI + spea ker Panel / Display Panel T ype (TN / V A / IPS) TN + CCFL TN + LED Panel Size 24"W(16:9) 24"W(16:9) Display Area 531.36x298.89 531.3 ...

  • BenQ 9H.L7CLA.FBE - page 10

    10 Audio line in Y es Y es Earphone Jack Y es Y es Power Supply V olt age Rating AC: 100~240V (Built-in) AC: 100~240V (Built-in) Power-On Mode <35W (max) <35W (max) S tandby Mod e <0.3W (max) <0.3W (max) Power Of f Mode <0.3W (max) <0.3W (max ) Mechanical Design Chassis Colors (proposal A) Glossy black, det ail refer to artwork Gl ...

  • BenQ 9H.L7CLA.FBE - page 11

    11 5.1.1 Certification G2450HM Region Shipment Country (Pls select) Country Certification / Requirement Remark Request fo r Certification (Pls select) Certification (Black is mandatory and blue is voluntary) Regulatory Type (safety/safety & EMC/EMC/GP) A pplied by vendor A pplied by BenQ BenQ Sample Regues t Asia-Pacific V Australia, New Zealan ...

  • BenQ 9H.L7CLA.FBE - page 12

    12 and VCCI V J-Moss GP Vender provide relevant information and report Class Level: ★ ★★ ★★★ PC3R GP Vender provide relevant information and report V If VOC test is requested, please provide 1 sample for testing. Meet the PC3R requirement of 2009 version. V Korea KCC EMC V V KC Safety & EMC V V e-Standby GP Vender provide relevant i ...

  • BenQ 9H.L7CLA.FBE - page 13

    13 V Taiwan V BSMI Safety & EMC V Including BSMI certificate, BSMI report and BSMI authorization letter for BENQ if the applicant of BSMI certificate is vendor and vendor will perform the clearance for BenQ. V Saudi Arabia V SASO Safety V V Turkey V EEE Directive GP Vender provide relevant information and report V TR RoHS V CE Safety & EMC ...

  • BenQ 9H.L7CLA.FBE - page 14

    14 Class Level: gold silver cuprum EPEAT GP Vender provide relevant information and report V V Mexico V NOM Safety V European Union V Member countries of EU V CE Safety & EMC V V EuP GP Vender provide relevant information and report V WEEE GP Vender provide relevant information and report V REACH GP Vender provide relevant information and repor ...

  • BenQ 9H.L7CLA.FBE - page 15

    15 International V International V BenQ ecoFACTS GP Vender provide relevant information and report Follow ecoFACTS Checklist in RFQ International V All V Energy Star GP V Including Test Report by EPA recognition of Accreditation Laboratory and Certificate by EPA recognition of Certification Body (CB). Effective date: 2011-1-1. BenQ phase in date: 2 ...

  • BenQ 9H.L7CLA.FBE - page 16

    16 GL2450HM//GL2450HE Region Shipmen t Country (Pls select) Country Certification / Requirement Remark Request fo r Certification (Pls select) Certification (Black is mandatory and blue is voluntary) Regulatory T ype (safety/safety & EMC/EMC/GP) A pplied by vendor Applied by BenQ BenQ Sample Regues t Asia-Pacific V Australia, New Zealand V C-T ...

  • BenQ 9H.L7CLA.FBE - page 17

    17 and VCCI V J-Moss GP V ender provide relevant information and report Class Level: ★ ★★ ★★★ PC3R GP V ender provide relevant information and report V If VOC test is requested, please provide 1 sample for testing. Meet the PC3R requirement of 2009 version. V Korea KCC EMC V V KC Safety & EMC V V e-S tan dby GP V ender provide relev ...

  • BenQ 9H.L7CLA.FBE - page 18

    18 V T aiwan V BSMI Safety & EMC V Including BSMI certificate, BSMI report and BSMI authorization letter for BENQ if the applicant of BSMI certificate is vendor and vendor will perform the clearance for BenQ. V Saudi Arabia V SASO Safety V V T urkey V EEE Directive GP V ender provide relevant information and report V TR RoHS V CE Safety & E ...

  • BenQ 9H.L7CLA.FBE - page 19

    19 Class Level: gold silver cuprum EPEA T GP V ender provide relevant information and report V V Mexico V NOM Safety V European Union V Member countries of EU V CE Safety & EMC V V EuP GP V ender provide relevant information and report V WEEE GP V ender provide relevant information and report V REACH GP V ender provide relevant information and ...

  • BenQ 9H.L7CLA.FBE - page 20

    20 International V International V BenQ ecoF ACTS GP V ender provide relevant information and report Follow ecoF ACTS Checklist in RFQ International V All V Energy S tar GP V Including T est Report by EP A recognition of Accreditation Laboratory and Certificate by EP A recognition of Certification Body (CB). Effective date: 201 1-1-1. BenQ phase in ...

  • BenQ 9H.L7CLA.FBE - page 21

    21 5.2 Panel Inspection Specification 1. Scope: 1.1 The incoming inspection standards shall be appli ed to TFT-LCD Modules (hereinafter called "Modul es") that supplied by AU Optronics Corporation (hereinafter called "seller"). 1.2 Specifications contains _ Electrical inspection spec ification _ Appearance specification _ Outsid ...

  • BenQ 9H.L7CLA.FBE - page 22

    22 Major defects: A major defect is a defect t hat is likely to result in failure, or to reduce materially the usability of the product for its intended purpose. Minor defe cts: A minor defect either is a defect t hat is not likely to reduce materially the usability of the product for its intende d purpose, or is a departure from an e stablished ha ...

  • BenQ 9H.L7CLA.FBE - page 23

    23 Test Pattern Defect Full Black For bright dot(s) Full White For dark dot(s) Monotone Red /Green /Blue For bright and dark dot(s) Note 4: The judgment criteria of particle occurre d bright dot is the same as bright dot judgment criteria. Note 5: The display uniformity (general mura) symptoms will use 8 % ND Filter. That is, the definition of Not ...

  • BenQ 9H.L7CLA.FBE - page 24

    24 Note 1: When L>=2W, defect count as liner defect. Note 2: D=1/2(W+L) Note 3: To verify the responsibility of following defects was caused by supplier, the IQC che cks as requested on above items before mass productio n such as the Po larizer Scratch, Gap Mura, TFT Glass broken…et c. 6.3 Outside dimension specification: Testing Order Inspect ...

  • BenQ 9H.L7CLA.FBE - page 25

    25 7. Inspection judgment: 7-1 The judgment of the shipped lot (acceptance or rejection) should follow the sampling plan of MIL-STD-105E, single sampling, norm al inspection, level II. 7-2 If the number of defects is equal to or less than the applicable acceptan ce level, the lot shall be accepted. 7-3 If the number of defects is more than the appl ...

  • BenQ 9H.L7CLA.FBE - page 26

    26 Level 1 Cosmetic / Appear ance / Alignment Service V isual Inspection & Cleaning  Cleaning. Always unplug your monitor from the wall outl et before cleaning. Clean the LCD monitor surface with a lint-free, non-abrasive cloth. Avoid using any liquid, aerosol o r glass cleaners.  Slots and openings on the back or top of the cabinet are f ...

  • BenQ 9H.L7CLA.FBE - page 27

    27 2.Connection 3.Inst all USB driver . 3.1. When insert the USB cable to PC USB port, will pop up a Hardware Wizard t o help you install the USB driver if you use this ISP board first time. Y ou can inst all it successfully as the below instruction step by step. Remark: The USB driver files pa th: D:FTC100103(Mstar)FTCUS B.INF ...

  • BenQ 9H.L7CLA.FBE - page 28

    28 4. Inst all the ISP tool. 4.1.Copy the three files in one folder . Click “Finish” to complete the USB serial port driver install ation. ...

  • BenQ 9H.L7CLA.FBE - page 29

    29 4.2. Double-click to run the ISP tool. 4.3. Set the parameters in “Device” win dow . T ick “WP Pin pull to high during ISP”. ...

  • BenQ 9H.L7CLA.FBE - page 30

    30 4.4. Connect to the monitor . Click “Connect”. If the tool communicate with monitor succ essfully , the tool will detect the flash type of monitor . 4.5. Load the F/W you want to upgrade. ...

  • BenQ 9H.L7CLA.FBE - page 31

    31 4.6. Set the restore address. Please fill “ 0x03F000 ” and “ 4KB ” as follow . 4.7. Set parameter in “Auto” win dow . If you have se t “Restore address”, please t ick “Restore Data ”. ...

  • BenQ 9H.L7CLA.FBE - page 32

    32 4.8.Processing of upgrade. After clicki ng “Run”, the tool st art to program. It is forbided to power of f monitor or switch of f connection during program ming. 4.9.Successful upgrade. When upg rad e successful, there will be green Pass letter appearing. ...

  • BenQ 9H.L7CLA.FBE - page 33

    33 5. Check the FW version af ter upgrade. （ T ake below figure as an instance ） (1)Connect signal source and po wer cable to monitor and DC of f it. (2) Press “menu” key and “power on” key synch ronously as below figure. When the screen lig hts, release the two buttons and then press “menu” again to open bel ow factory menu. (3) If ...

  • BenQ 9H.L7CLA.FBE - page 34

    34 6. T roubleshooting. 6.1. Can’t Entry ISP Mode!! The method to cure it: (1) Click “Config” to check the port type is USB. If no selection of USB as belo w please disconnect the JIG and then link it again. (2) Check the cable s and ISP JIG are connected fluently . (3) Click the “Dis Con” and click “Con nect” again. (4) AC of f the m ...

  • BenQ 9H.L7CLA.FBE - page 35

    35 Upgrade by 715GT034-D 1. Materials list L P T c a b l e ( m a l e t o m a l e ) V G A c a b l e 1 2 V D C a d a p t e r TPV P/N: N/A TPV P/N: 089G728 GAA DB TPV P/N: ADPC12416BEP ISP JIG: 715GT034-D PC Monitor L P T d r i v e r I S P t o o l : V 4 . 5 . 0 . 8 . 0 N e w F / W ...

  • BenQ 9H.L7CLA.FBE - page 36

    36 2. Connection 3.Inst all LPT driver . 3.1. Double-click to install it. And restart PC after that. 4. Inst all the ISP tool. 4.1.Copy the three files in one folder . Don’t press down these two buttons. ...

  • BenQ 9H.L7CLA.FBE - page 37

    37 4.2. Double-click to run the ISP tool. 4.3.Click the “Config” to set the relevant paramete rs as below . ( 1 ) . C l i c k “ C o n f i g ” i t e m . (2).Select “AOC” and click “Apply” in JI G column. (3).The speed should be less than 50 kHz. (4).Select “LPT1” in port type and c lick “Auto Detect” until the OK appears. ...

  • BenQ 9H.L7CLA.FBE - page 38

    38 4.4. Set the parameters in “Device” win dow . T ick “WP Pin pull to high during ISP”. 4.5. Connect to the monitor . Click “Connect”. If the tool communicate with monitor succ essfully , the tool will detect the flash type of monitor . ...

  • BenQ 9H.L7CLA.FBE - page 39

    39 4.6. Load the F/W you want to upgrade. 4.7. Set the restore address. Fill “0x03F000” and “4KB” for BENQ G2450HM/GL 2450HM//GL2450HE. ...

  • BenQ 9H.L7CLA.FBE - page 40

    40 4.8. Set parameter in “Auto” win dow . If you have se t “Restore address”, please t ick “Restore Data ”. 4.9.Processing of upgrade. After clicki ng “Run”, the tool st art to program. It is forbided to power of f monitor or switch of f connection during program ming. ...

  • BenQ 9H.L7CLA.FBE - page 41

    41 4.9.Successful upgrade. When upg rad e successful, there will be green Pass letter appearing. 5. Check the FW version af ter upgrade. (1)Connect signal source and po wer cable to monitor and DC of f it. (2) Press “menu” key and “power on” key synch ronously as below figure. When the screen lig hts, release the two buttons and then press ...

  • BenQ 9H.L7CLA.FBE - page 42

    42 (3)If the version is right, please do factory reset in user menu as below , or re-up grade F/W as the above steps. The reset will turn of f burn in mode. 6. T roubleshooting. 6.1. Can’t Entry ISP Mode!! Methods to cure: (1) Check the cable s and ISP JIG are connected fluently . (2) Click the “Dis Con” and click “Con nect” again. (3) AC ...

  • BenQ 9H.L7CLA.FBE - page 43

    43 Adjustment / Alignment Procedure The Control Panel 1. AUTO : Adjusts vertical position, ph ase, horiz ontal position and pixel clock automatically. 2. MENU key: Activates OSD main menu and return to the previou s menu or exit OSD. 3. ▲ / Volume key: For Up/Increase adju stment. The key is the hot key for Volume. 4. ▼ / Mode key: For Down/Dec ...

  • BenQ 9H.L7CLA.FBE - page 44

    44 Mode hot key Press the ▼ key continually to switch be tween the 6 modes for the main window, including Standard , Movie , Game , Photo , sRGB, and Eco . The setting will take effect immediately. Input hot key (not available for analog-only models) Press the ENTER key to toggle between different PC video signal inputs that ma y be connected to ...

  • BenQ 9H.L7CLA.FBE - page 45

    45 Display Menu Available menu options may vary depending on the input so ur ces, functions and settings. Menu options t hat are not available will become grayed out. 1. Press the MENU key to display the main menu. 2. Press the ▲ or ▼ keys to select DISPLAY and then press the ENTER key to enter the menu. 3. Press the ▲ or ▼ keys to move the ...

  • BenQ 9H.L7CLA.FBE - page 46

    46 Picture Menu Available menu options may vary depending on the input so ur ces, functions and settings. Menu options t hat are not available will become grayed out. 1. Press the MENU key to display the main menu. 2. Press the ▲ or ▼ keys to select PICTURE and then press the ENTER key to enter the menu. 3. Press the ▲ or ▼ keys to move the ...

  • BenQ 9H.L7CLA.FBE - page 47

    47 User Mode: The blend of the Red, Green and Blue primary co lors can be altered to change the color tint of the image. Go to the succeeding Red , Green , and Blue menus to change the settings. Press the ▲ or ▼ keys and the ENTER key to select Red , Gre en , or Blue . Then use the ▲ or ▼ keys to make the color adjustments. Red Tailors the ...

  • BenQ 9H.L7CLA.FBE - page 48

    48 Item Function Operation Range Picture Mode Selects a picture mode tha t best suits the type of images shown on the screen. • Standard - for basic PC a pplication. • Movie - for viewing videos. • Game - for playing video games. • Photo - for viewing still images. • sRGB - for better color matchin g representation with the peripheral dev ...

  • BenQ 9H.L7CLA.FBE - page 49

    49 Color Format Determines the color space (RGB or YUV) based on the following detected video signal: • D-Sub (VGA) from PC: The default Color Format is RGB. • D-Sub (Component) from a video device: The default Color Format is YUV. You might need to manually set the Color Format if colors shown on t he monitor screen do not display properly. ? ...

  • BenQ 9H.L7CLA.FBE - page 50

    50 decrease the volume. Mute Mutes the audio input Press the ▲ or ▼ keys to change the settings. • ON • OFF Audio Select (for models with HDMI inputs) Allow users to select the audio s ource or let the monitor detect it automatically Press the ▲ or ▼ keys to change the settings. • Auto Detect • PC Audio •HDMI Audio System menu Ava ...

  • BenQ 9H.L7CLA.FBE - page 51

    51 from those shown on the right, depending on the product supplied in your region. • Polish • Japanese • Czech • Traditional Chinese • Hungarian • Simplified Chinese • Serbo-Croatian • Romanian • Dutch • Russian • Swedish • Portuguese H. Position Adjusts the horizontal position of the OSD menu. Press ▲ or ▼ keys to chan ...

  • BenQ 9H.L7CLA.FBE - page 52

    52 by hot key. Auto Power off Sets the time to power off the monitor automatically in power saving mode. Press the ENTER key to select this option. Press the ▲ or ▼ keys to change the settings. • OFF • 10min. • 20min. • 30min. Information Displays the current monitor property settings. • Input • Current Resolution • Optimum Resolu ...

  • BenQ 9H.L7CLA.FBE - page 53

    53 Display Timing Table For G2450HM/GL2450HM//GL2450HE Note: P: Preset Mode NP: None Preset Mode FS: Fail Save Mode (show “out of range”, but still can see picture) O: Out of Range (only show “out of range”, without picture ) BenQ Preferred Mode Number 1920x1080 Resolution Pixel clock (unit: MHz) H-sync (unit: kHz) V- s y n c (unit: Hz) IDF ...

  • BenQ 9H.L7CLA.FBE - page 54

    54 P 1024x768 80.00 60.24 74.93 DMT -8 P 1024x768 78.75 60.02 75.03 DMT -9 FS 1024x768 94.50 68.68 85.00 DTV P 1 152x720 66.75 44.86 60 NP 1 152x864 94.50 63.85 70.01 DMT -10 P 1 152x864 108.00 67.50 75.00 GTF-7 FS 1 152x864 1 19.651 77.09 85.00 P 1 152x870 100.00 68.68 75.06 P 1 152x900 92.94 61.80 65.95 NP 1 152x900 105.59 71.73 76.07 P 1280x720 ...

  • BenQ 9H.L7CLA.FBE - page 55

    55 P 1440x900 136.75 70.6 75 P 1600X900-R 97.75 55.54 59.98 P 1600x1000-R 108.5 61.648 59.910 CVT -10 NP 1600x1000 132.25 62.14 59.87 NP 1600x1000 169.25 78.356 74.83 CVT -2 NP 1600x1200-R 130.25 74.01 59.92 DMT -14 P 1600x1200 162.00 75.00 60.00 NP 1600x1200 175.50 81.25 65.00 NP 1600x1200 189.00 87.50 70.00 DMT -15 NP 1600x1200 202.50 93.75 75.00 ...

  • BenQ 9H.L7CLA.FBE - page 56

    56 H D M I C E A - 8 6 1 D General Parameters Horizo ntal V -Sync Parameters Freq. Code HDMI I/p Pixel Clock (unit: MHz) H-Sync (unit: kHz) V- S y n c (unit: Hz) H-T otal H-Active H Blank V -T otal V - Active V Blank 59.94Hz 1 Y Prog 25.175 31.469 59.940 800 640 160 525 480 45 2,3 Y Prog 27.000 31.469 59.940 858 720 138 525 480 45 4 Y Prog 74.176 3 ...

  • BenQ 9H.L7CLA.FBE - page 57

    57 Factory OSD Menu The service page ne eds to include that information: Model name, S/N, V ender , panel, scalar , F/W version, Monitor on time, Backlight on time. 1. Trigger method: Press “Menu” key and Powe r on. 2. Press the Menu key will display the service page 3. Press menu key will close the service page. 4. power off will quit the serv ...

  • BenQ 9H.L7CLA.FBE - page 58

    58 Level 2 Circuit Board and Standard Parts Replacement Product Exploded V i ew Note: Th e parts informatio n listed below are for reference only , and are subject to change without notice. Please go to http://cs.tpv .com.c n/hello1.asp for the latest information. Item Description Qty Unit 1 BEZEL 1 PCS 2 LENS 1 PCS 3 KEY BUTT ON 1 PCS 4 KEY BOARD ...

  • BenQ 9H.L7CLA.FBE - page 59

    59 15 SPEAKER 1 PCS 16 PLA TE 4 PCS 17 REAR COVER 1 PCS 18 HINGE 1 PCS 19 ST AND 1 PCS 20 BASE 1 PCS 21 FOOT P AD 6 PCS SCREW Item Part No. Description Qty Unit 6 0D1G1030 6120 POWER BOARD & MAINFRAME 2 PCS 7 0M1G1740 8120 POWER BOARD & MAINFRAME 1 PCS 8 0D1G1030 6120 MAIN/POWER BOARD & MAINFRAME 4 PCS 22 AM1G1740 10 47 CR3 STAND & ...

  • BenQ 9H.L7CLA.FBE - page 60

    60 Six Angles’ V iew ...

  • BenQ 9H.L7CLA.FBE - page 61

    61 Product Disassembly/Assembly Disassembly 1) Remove the base Place the monitor face down on a smo oth surface. Be ca reful to avoid scratch and injury during the process of uninstall. And then remove the base. 2) Remove the st and. Press the hole; pull at the stand strongly at the same time. The hole. ...

  • BenQ 9H.L7CLA.FBE - page 62

    62 3) Remove the rear cover Remove the screw in red to remov e the rear cover: Pull apart bezel & rear cover. Note: Be careful, the BEZEL CLIP is easy to break. ...

  • BenQ 9H.L7CLA.FBE - page 63

    63 Note: The positions of the clip s on the rear cover are as follow . There are some small gaps bet w een CLIPS. It’ s suggested to sep arate bezel and rear cover from the gap s. 4) Remove the main frame from the p anel. Remove the black rubberized fab ric and aluminum foil; pull out the wire to remove the mainframe. Note: When you assembled the ...

  • BenQ 9H.L7CLA.FBE - page 64

    64 5) Remove the AC cov er from the mainframe. 6) Remove the boards from the main frame. Remove screws in red; remove the black rubberized fabric, and then pull out the wire. The power board The main boar d Connect main board and speaker. Connect main board and power board. ...

  • BenQ 9H.L7CLA.FBE - page 65

    65 7) Remove the speak er . Pull at the foot of the speaker strongly as follow picture. 8) The p anel 9) The bezel. The foot of the s p eaker The foot of the s p eaker The foot of the s p eaker The foot of the s p eaker ...

  • BenQ 9H.L7CLA.FBE - page 66

    66 Assembly 1) Assemble the speaker on the main fra me. Pull at the foot of the speaker strongl y. The wire of the speaker will be traversed from the middl e hole as follow picture. The wire will connec t power board and speaker. 2) Assemble the wire to the main board. The foot of the s p eaker The wire of the s p eaker The foot of the s p eaker Th ...

  • BenQ 9H.L7CLA.FBE - page 67

    67 3) Assemble the main board and po w er board on the main frame. Connect main board and power board; conne ct speaker and power board. Lock the main board and powe r board on the mainframe. S tick the black rubbe rized fabric. 4) Assemble the AC-COVER. Connect main board and speaker. Connect main board and power board. ...

  • BenQ 9H.L7CLA.FBE - page 68

    68 5) Assemble the panel on the bezel. 6) Assemble the main frame and the key board. Connect key board and main board, pa nel and power board, panel and main board. Stick the black ru bberized fabric and aluminum foil. Connect panel and main board. Connect panel and p ower board. ...

  • BenQ 9H.L7CLA.FBE - page 69

    69 7) Assemble the rear cover. Lock the mainframe and rear cover as follow picture. 8) Assemble the stand. Push the stand as follow picture. ...

  • BenQ 9H.L7CLA.FBE - page 70

    70 9) Assemble the base. ...

  • BenQ 9H.L7CLA.FBE - page 71

    71 Block Diagram Main Board D-Sub Connector (CN101) Panel Interface (CN452) Key Control Interface (CN401) Crystal 14.31818MHz (X401) Scalar IC TSUMO88QWDT3-LF-1 (U401) Flash ROM Pm25LD020C-SCE (U402) EEPROM CA T24C02WI (U101) DVI Connector (CN501) EEPROM CA T24C02WI (U502) HDMI Connector (CN502) EEPROM CA T24C02WI (U505) ...

  • BenQ 9H.L7CLA.FBE - page 72

    72 Power Board GL2450HM//GL2450HE 715G5000P0 1000003H EMI filter S t art Resistor (R908) PWM Control (IC901) T rans former AC input 5V Bridge Rectifier and Filter Feedback Circuit Rectifier diodes Power Switch (Q901) Photo coupler (IC902) 16V DIM ON/OFF Feedback Circuit MOSFET (Q806) PWM Control MP3389EY (U801) +16V Connecto r (CN802) D801 L802 ...

  • BenQ 9H.L7CLA.FBE - page 73

    73 G2450HM 715G5000P010010 03H EMI filter S t art Resistor (R908) PWM Control (IC901) T rans former AC input 5V Bridge Rectifier and Filter Feedback Circuit Rectifier diodes Power Switch (Q901) Photo coupler (IC902) 16V DIM ON/OFF Feedback Circuit MOSFET (Q805/Q806) PWM Control ta9687G N-A-3-TR (IC801) +16V 5V Inverter Connecto r (CN801/ CN802/ CN8 ...

  • BenQ 9H.L7CLA.FBE - page 74

    74 Schematic Diagram Main Board 715G4997M0E00000 4L C720 10N 50 V VCC 1 . 8 5 +5V Q702 NC / 2 N 3904S-R TK/PS R704 10K 1/16W 5% VCC 1. 8 C705 0.1U F 16V +5V 3,4, 5,7 R717 NC / 100R U70 2 NC / G1117-33T43UF 1 2 3 ADJ( GND) VOUT ( T AB) VI N C70 1 0. 1U F 16V R702 4. 7K R71 0 N C / 47K 1/ 16W 5% SOT 252 C71 1 220N 16V VCC3 .3 VLCD S R705 10K 1/16W 5% ...

  • BenQ 9H.L7CLA.FBE - page 75

    75 DDCA _S CL 5 D1 04 BAV99 3 1 2 R118 47R GI N 5 DDC_ WP 4,5 R110 47R U101 C AT 24C 02W I -GT3 1 2 3 4 5 6 7 8 A0 A1 A2 VSS SD A SC L WP VC C D1 02 BAV70 3 1 2 C1 08 N C / 22P 50V VCC 3. 3 C1 07 N C / 22P 50V ESD_VGA DDCA _ S DA ZD 103 RLZ5. 6B 1 2 C110 1N 50V R104 0R 05 1/10W G NDG 5 R10 7 75 OHM VGA_G+ +5V H_ S y nc C112 NC /5P F 50V R115 0R 05 ...

  • BenQ 9H.L7CLA.FBE - page 76

    76 HD2- 5 R504 NC U501 AZ1045-04SU .R 7G 1 2 3 4 5 6 I/O1 GND I/O2 I/ O3 VDD I/O4 DATA 2+ Q502 LMBT 3904LT1G HD MI 1_D0- HDM I_DET 5 HD MI 1_D2- DATA 1+ R509 1K 1/ 16W 5% DDC_WP 3,5 HD MI1_CEC 5 R520 4.7K R544 N C/ 0R 05 1/16W RX CN 5 DATA 2+ R532 1K 1/ 16W 5% R540 47R D509 BAV99 3 1 2 DVI_ SDA 5 RX 2N 5 DVI_ DET 5 ZD 509 RLZ 5. 6B HD1+ 5 DVI _S DA ...

  • BenQ 9H.L7CLA.FBE - page 77

    77 RIN 3 CSZ C440 2. 2U10V R405 1K 1/16W 5% C419 0.1U F 16 V AVDD_AU VCC3 .3 WP R42 0 0. 05R AGND FB406 120OHM 1 2 VOLU ME 7 LED_G R428 3.9K1/ 16W SDI R425 0R05 1/ 10W R406 1K 1/16W 5% VDDC VCC1 .8 2 PA4 FB401 120OHM 1 2 C415 0.1U F 16 V C442 4.7U F 10 V SDA_PAN EL 6 ZD40 4 NC/RL Z5.6 B EMI solution ADC1 .8 RX 2 P 4 R40 4 NC/200 K LIN EOUT_L 7 PB1 ...

  • BenQ 9H.L7CLA.FBE - page 78

    78 PA1 PB2 P B [0 ..9 ] P A [0 ..9 ] PA6 PB4 PA8 PB1 PA2 PB9 PB8 PA1 PA4 PA9 PA5 PA3 CN4 5 2 CO NN 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 R 453 300 OH M PA0 P A [0 ..9 ] 5 PB9 PA7 PA2 PA0 PB6 PB0 PB7 PB2 SC L_PAN EL 5 PA6 PB7 D A 56 T ues day , M ay 31, 2011 715G4997-M 0D -000-0040 Panel I nt erf ac e G4997 ...

  • BenQ 9H.L7CLA.FBE - page 79

    79 FB60 8 120OH M 1 2 R623 33K 1% AGND CN6 02 PHON EJAC K 1 2 3 5 4 C60 1 NC/0.47u F 16V HP_ OU TL1 R62 6 10K 1/16W 5% CN606 CONN 1 2 3 4 +5V AGND AGND SE-1 R619 0R05 1/16W R617 NC/22 K R618 N C/ 0R 05 1/ 16W +5V_AUDI O + C606 220UF 16V C61 7 0. 1UF 16V + C61 4 220uF 16V AGND C62 4 NC / 0. 47uF 16V AGND AGND R62 4 12 K 1% 1/16W R605 75R 1/ 10W 5% A ...

  • BenQ 9H.L7CLA.FBE - page 80

    80 Power Board GL2450HM//GL2450HE 715G5000P0100 0003H R90 9 1 00 OHM 1/ 4W R 905 470OH M1/10W Footprint: 80LL17T-2 E ZD 902 NC / MT ZJ T - 72 16B FB9 03 BEAD 1 2 R 919 150 OH M 1/10W F90 1 FUS E C 917 1000PF500V C 919 1500PF 2KV R91 6 10K1/ 10W S80GL22T3V3 P +16V GND R92 9 1 00 OHM 1/ 4W C 927 47NF /50V + C 922 470uF 25V C9 09 NC R92 4 0.39R + C 92 ...

  • BenQ 9H.L7CLA.FBE - page 81

    81 DIM Q806 AO4886 1 2 3 4 5 6 7 8 S2 G2 S1 G1 D1 D1 D2 D2 R8 14 30K 1% 1/ 10W R8 37 NC R8 10 10K1/ 10W R80 1 300K 1/ 8W 5% R 809 20 K 1/ 10W C N 801 N/ A 1 2 3 4 5 R8 31 1R 1% R83 3 NC C80 6 100pF 50V R81 5 30K 1% 1/ 10W R82 6 3.3 OH M 1/4W R80 7 100KOH M +-1% 1/8W OVP C8 13 100pF 50V R8 36 NC + C8 04 4.7U F 100V D 802 SB5150-E + C80 1 NC C8 08 10 ...

  • BenQ 9H.L7CLA.FBE - page 82

    82 G2450HM 715G5000P010010 03H C916 1000PF500V C912 100N 50V t NR 901 NT CR 1 2 ZD 901 MT ZJ20B ! CN 901 SOCKET 1 2 3 ! C902 1000pF +16V + C918 1000UF 25V ! R9 26 10 OHM 1/4W IC 901 LD7576AGR 1 2 3 4 5 6 8 CT CO M P CS GNDO UT VC C HV F904 FUSE - + BD901 GBL408 2 1 3 4 R9 04 470OHM 3W FB902 NC 1 2 L901 30MH 1 2 4 3 R930 100 OHM 1/4W Footprint:TO220 ...

  • BenQ 9H.L7CLA.FBE - page 83

    83 R 811 82 KOH M +-1% 1/ 8W +16V R 817 2. 2 OHM 1/ 4W C8 2 3 4. 7uF 25V R 839 1M 1/ 10W 5% R8 45 7. 5K 1 / 10W 5% C8 19 47PF 5% SL 3KV ZD80 2 RL Z5.6 B 1 2 R 809 1M 1/10W 5% +5Vi LV3 D 803 BAV99 3 1 2 LV4 C 815 0. 1uF / 50V R 838 1M 1/ 10W 5% + C8 0 4 1000U F 25V CN8 02 CO NN 1 2 C8 2 0 47PF 5% SL 3KV R 806 100K 1/10W 5% C 814 220pF R 804 5K1 1/8W ...

  • BenQ 9H.L7CLA.FBE - page 84

    84 Key Board 715G5048K01000004I Z D 008 NC/UDZSNP 5 .6B 1 2 ZD 006 NC/UDZS NP5 .6B 1 2 GN D ZD00 1 NC/UDZS NP5 .6B 1 2 0.673V POW ER MENU GN D CN001 pin1 SMD: down DIP: up GN D C N 001 CO NN 1 2 3 4 5 6 7 8 GN D SW006 SW 3 4 2 1 5 6 SW006 RIGHT (ENTER) L ED_ GRN# LED 001 LED 2 4 1 3 GN D ZD00 2 NC/UDZS NP5 .6B 1 2 GN D (LEFT) GN D (3.0K) ENTER GN D ...

  • BenQ 9H.L7CLA.FBE - page 85

    85 T roubleshooting Frequently asked questions (F AQ) The image is blurred: Read the instructions on the link " Adjusting the Scr een Resolution " on the CD, and then select the correct resolution, refresh rate and make adjust ments based on these instructions. How do you use a VGA extension cable? Remove the extension cable for the test. ...

  • BenQ 9H.L7CLA.FBE - page 86

    86 Is the prompt on the display illuminated in orange? If the LED is illuminated in orange, the power management mode is active . Press any button on the computer keyboard or move the mouse. If that does not help, chec k the signal cabl e connectors. If any pin is bent or broken off, please contact your deal er to get necessary support. Is the prom ...

  • BenQ 9H.L7CLA.FBE - page 87

    87 No Power OK NG No power Check power cabl e is tightened? Check Power “On/Of f” is “On”? Re-plug the power cable Replace main board and check co nnections Check the LED indicates is OK? Check the AC po Replace the power board OK NG OK NG NG T urn on the Power “On/Off” switch Replace key board and check co nnections NG ...

  • BenQ 9H.L7CLA.FBE - page 88

    88 No Video (Power LED Green) No Video (Power LED Green) Press the power button is O K? Check the L VDS/FFC cable or p anel The end NG OK OK NG Replace the main board Replace the power board Replace the L VDS/FFC cable or p anel NG The end Replace the key board NG OK Replace the main board and connection OK ...

  • BenQ 9H.L7CLA.FBE - page 89

    89 DIM OK The end OK The end OK The end DIM (image overlap, focus or flicker) Reset in factory mode Set to the optimal frequency , select the recommended fre q uenc y Pull out signal cable and check “Self T est Feat ure Check” is ok? Check the signal cable and the PC Readjust the phase and pi xel clock in the user mode Replace the main board Re ...

  • BenQ 9H.L7CLA.FBE - page 90

    90 Color is not optimal NG Color is not optimal Miss color Color shift Replace the signal cable Pull out the signal cabl e and check the screen color display is normal? The end Replace the signal cable or PC Reset the factory mode In the user mode, set the” color settin g s” until custom er satisf y Replace the main board NG OK NG OK NG ...

  • BenQ 9H.L7CLA.FBE - page 91

    91 PCB LAYOUT Main Board 715G4997M0E00000 4L ...

  • BenQ 9H.L7CLA.FBE - page 92

    92 ...

  • BenQ 9H.L7CLA.FBE - page 93

    93 Power Board GL2450HM//GL2450HE 715G5000P0 1000003H ...

  • BenQ 9H.L7CLA.FBE - page 94

    94 ...

  • BenQ 9H.L7CLA.FBE - page 95

    95 G2450HM 715G5000P010010 03H ...

  • BenQ 9H.L7CLA.FBE - page 96

    96 ...

  • BenQ 9H.L7CLA.FBE - page 97

    97 ...

  • BenQ 9H.L7CLA.FBE - page 98

    98 Key Board 715G5048K01000004I ...

  • BenQ 9H.L7CLA.FBE - page 99

    99 Appendix 1 – Screw List / Torque Part No. Type Description Quantity Torque 0D1G1030 6120 D3*6 POWER BOARD & MAINFRAME 2 6 ± 1kgf.cm 0M1G1740 8120 M4*8 POWER BOARD & MAINFRAME 1 6 ± 1kgf.cm 0D1G1030 6120 D3*6 MAIN/POWER BOARD & MAINFRAME 4 6 ± 1kgf.cm AM1G1740 10 47 CR3 M4*10 STAND & HINGE 3 0M1G 130 10 47 CR3 M3*10 MAIN FRAM ...

Manufacturer BenQ Category Monitor

Documents that we receive from a manufacturer of a BenQ 9H.L7CLA.FBE can be divided into several groups. They are, among others:
- BenQ technical drawings
- 9H.L7CLA.FBE manuals
- BenQ product data sheets
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- or energy labels BenQ 9H.L7CLA.FBE
All of them are important, but the most important information from the point of view of use of the device are in the user manual BenQ 9H.L7CLA.FBE.

A group of documents referred to as user manuals is also divided into more specific types, such as: Installation manuals BenQ 9H.L7CLA.FBE, service manual, brief instructions and user manuals BenQ 9H.L7CLA.FBE. Depending on your needs, you should look for the document you need. In our website you can view the most popular manual of the product BenQ 9H.L7CLA.FBE.

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A complete manual for the device BenQ 9H.L7CLA.FBE, how should it look like?
A manual, also referred to as a user manual, or simply "instructions" is a technical document designed to assist in the use BenQ 9H.L7CLA.FBE by users. Manuals are usually written by a technical writer, but in a language understandable to all users of BenQ 9H.L7CLA.FBE.

A complete BenQ manual, should contain several basic components. Some of them are less important, such as: cover / title page or copyright page. However, the remaining part should provide us with information that is important from the point of view of the user.

1. Preface and tips on how to use the manual BenQ 9H.L7CLA.FBE - At the beginning of each manual we should find clues about how to use the guidelines. It should include information about the location of the Contents of the BenQ 9H.L7CLA.FBE, FAQ or common problems, i.e. places that are most often searched by users in each manual
2. Contents - index of all tips concerning the BenQ 9H.L7CLA.FBE, that we can find in the current document
3. Tips how to use the basic functions of the device BenQ 9H.L7CLA.FBE - which should help us in our first steps of using BenQ 9H.L7CLA.FBE
4. Troubleshooting - systematic sequence of activities that will help us diagnose and subsequently solve the most important problems with BenQ 9H.L7CLA.FBE
5. FAQ - Frequently Asked Questions
6. Contact detailsInformation about where to look for contact to the manufacturer/service of BenQ 9H.L7CLA.FBE in a specific country, if it was not possible to solve the problem on our own.

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