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Acer D240H - page 1
Acer Acer –LCD-D240H Service Manual LCD Monitor Acer D240H ...
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Acer D240H - page 2
1 1 T able of Content s Important Safety Notice ......................................................................................... 02 01 Product S pecification .......................................................................................... 03 02 Flat Panel S pecification ............................................................ ...
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Acer D240H - page 3
Acer Acer –LCD-D240H Import ant Safety Notice 1. Safety precautions This monitor is manufactured and tested on a ground pr inciple that a user ’s safety comes first. However , improper used or installation may cause damage to the monitor as well as to the user . W arning: z This monitor should be operated only at the corre ct power sources indi ...
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Acer D240H - page 4
Acer Acer –LCD-D240H 01 Product S pecification 1. General: Acer D240H is designed with L VDS interf ace and VGA/DVI-D/HDMI input, and Embedded DPF Function ,it featured with embedded universal AC power supplies and audio input. It’s a green product and meets all ROHS st andard. The pow er button and display control buttons are on the front of t ...
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Acer D240H - page 5
Acer Acer –LCD-D240H USB: USB2.0 (optional function) Webcam: 1.0M resolution(1280 x 800), st andar d USB2.0 interface, array microphone (optional function) 2. Operation Specifications The unit should suffer no visible co smetic damage and shoul d operate with no degradati on in display quality during exposure to the operating c onditions and afte ...
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Acer D240H - page 6
Acer Acer –LCD-D240H Reliability Items Condition Spec Note MTBF T =25 ℃ > 50 ,000 Hours ， CCFL Life time Luminance becomes 50% 5 0,000 Hours( Typ ) Note1 Note1. Display an all WHITE field at mid Brightness and Contrast settings. 3. Electrical and Optica l Characteristics and Performance 3.1 Main Power Suppl y 3.1.1 Input characteristics It ...
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Acer D240H - page 7
Acer Acer –LCD-D240H DC output loading capability Vcc5V/1.8A, Vcc25V/1.4A Audio 5V : 1.5A USB 5V : 1.5A Rise Time <50mS Dynamic load change Hold-up time AC input: 100V~240V >10mS Overshoot <10% Turn on delay time 2S Power management See T able-1 Note3: Paralleled a 0.1uF ceramic Cap. And 47uF aluminum Cap. Between the end of DC loading s ...
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Acer D240H - page 8
Acer Acer –LCD-D240H CCFL startup volt age ≧ 2000 V rms (0 ˚ C) CCFL startup volt age ≧ 1850 V rms (25 ˚ C) Operating frequency 40~60 KHz Protect delay time > 1 second Efficiency ≥ 75% Note: Other panels please refer to the reference panel specs . Brightness output The test to verify specifications in this secti on shall be performed u ...
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Acer D240H - page 9
Acer Acer –LCD-D240H % ≥ 75 ) (backlight points nine of luminance Max. ) (backlight points nine of luminance Min. 4. Input / Output Signal Specifications 4.1 AC in 4.1.1 AC Input V oltage: 100~240V AC 4.1.2 AC Input Current: 1.2A @100V ac, 0.6A @240V ac 4.1.3 AC Frequency Range: 50~60Hz 4.2 Audio in 4.2.1 Input impedance ﹕ ≧ 10K ohm 4.2.2 F ...
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Acer D240H - page 10
Acer Acer –LCD-D240H 4.5 DVI-D in DVI-D Connector Pin assignment: Pin Symbol Pin Symbol 1 TMDS Dat a 2- 16 Hot Plug Detect 2 TMDS Dat a 2+ 17 TMDS Dat a 0- 3 TMDS Dat a 2/4 shield 18 TMDS Dat a 0+ 4 19 TMDS Data 0/5 shield 5 20 6 DDC Clock 21 7 DDC Data 22 Clock shield 8 Analog V ertical Sync 23 Clock + 9 TMDS Dat a 1- 24 Clock - 10 TMDS Data 1+ ...
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Acer D240H - page 11
Acer Acer –LCD-D240H 15 DDC SCL 4.6.2 Signal SPEC: Items Condition Specification Analog RGB signal Input impedance =75 Ohm 0.7Vp-p Sync Input impedance ≧ 1k Ohm TTL level, Separate H/V -sync(+/-) H-Sync Frequency 31K~8 3 KHz V -Sync Frequency 49~76Hz 4.7 Timing t able VESA MODES Horizontal Vertical Mode Resolution Nominal Frequency +/-0.5KHz Sy ...
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Acer D240H - page 12
Acer Acer –LCD-D240H SVGA 832*624@75H z 49.725 N 74.55 N 57.283 XGA 1152*8 70@75Hz 68.681 N 75.062 N 100 Other MODES WXGA 1280*800@60Hz 49.702 N 59.81 P 83.5 Note: 1. Non-interlace signals only (A n interlace signal cannot be display) 2. Please refer to F/W specification for more detail 3. Each frequency of Power Macintosh and Sun Ultra is a refe ...
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Acer D240H - page 13
Acer Acer –LCD-D240H 4.8 HDMI timing t able For DVD Player Input, Attached timing is s upported : Mode Resolution Pixel Clock MHz H sync KHz V sync Hz Ratio VGA 640 x 480p 25.2 31.5 60 4:3 NTSC (480i) 720 x 480 13.50 15.73 60 4:3 NTSC (480p) 720 x 480 27.00 31.47 60 4:3 P AL (576i) 720 x 576 13.50 15.63 50 4:3 P AL (576p) 720 x 576 27.00 31.27 50 ...
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Acer D240H - page 14
Acer Acer –LCD-D240H 4 .10.2 DVI EDID table 0 1 2 3 4 5 6 7 8 9 A B C D E F 0 00 F F FF FF FF FF F F 00 04 72 74 00 00 00 00 00 1 00 00 01 03 80 35 1D 78 EA 60 85 A6 56 4A 9C 25 2 12 50 54 AF CF 00 81 80 71 4F 95 00 95 0F A9 40 3 B3 00 01 01 01 01 1A 36 80 A0 70 38 1F 40 30 20 4 35 00 13 2A 21 00 00 1A 00 00 00 FC 00 44 32 34 5 30 48 0A 20 20 20 ...
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Acer D240H - page 15
Acer Acer –LCD-D240H 1) Nand play photo function: 1. without any memory card, the screen will display slideshow photo from Na nd storage, 2. If no photo files in Nand storag e,the screen will display browser mode. 2) card reader function Connect the USB upstrea m and the card read function will be st arted when D240H on Mo nitor mode..PC will fin ...
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Acer D240H - page 16
Acer Acer –LCD-D240H 4.1 1.4. DPF function test 4.1 1. 4. 1. DPF Monitor keypad control flow 1 . S w i t c h t o D P F keypad flow 2. DPF play photo mode keypad flow Category ext Yes/ No .jpg Photo .bmp ...
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Acer D240H - page 17
Acer Acer –LCD-D240H 3. DPF select photo mode flow 4. DPF setting menu flow ...
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Acer D240H - page 18
Acer Acer –LCD-D240H ...
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Acer D240H - page 19
Acer Acer –LCD-D240H Setting menu layer-1 ...
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Acer D240H - page 20
Acer Acer –LCD-D240H Setting menu layer-2 Setting menu layer-3 ...
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Acer D240H - page 21
Acer Acer –LCD-D240H 4.1 1.4. 2. DPF photo function test 1.T est the picture as below items: 1 ) .Photo performance 2 ) . N e x t p i c t u r e 3 ) . F o r w a r d p i c t u r e 4 ) . P a u s e 5 ) . P l a y 6 ) , s l i d e s h o w . 7 ) . R o t a t e . 8). Browser small and big photo Check and confirm the function is OK! 2.T est the setting m en ...
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Acer D240H - page 22
Acer Acer –LCD-D240H 4). If first Monitor mode sw itch to DPF when AC on and DC on and form power saving ,the screen will display DPF Acer logo 5). If hot_plug any card on DPF mode,the di splay screen will change to i nput source select mode . 6). If always press rotate key on play/back mode,the photo will rotate one time. 7). If always press lef ...
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Acer D240H - page 23
Acer Acer –LCD-D240H 4.1 1.5. DPF System Profile 1.DPF-functions overview 2.DPF-Input support& image support ...
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Acer D240H - page 24
Acer Acer –LCD-D240H 5. Function Specifications All the tests to verify specifications in this section shall be perform ed under the following standard conditions unless otherwise noted . The st andard conditions are: T emperature : 25 ± 5°C W arm-up time : 30 minutes minimum Checking display modes : All the specified modes 5.1 Panel general sp ...
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Acer D240H - page 25
Acer Acer –LCD-D240H 6. Function Specifications All the tests to verify specific ations in this section shall be performed under the following st andard conditions unless otherwise noted . The st andard conditions are: T emperature : 25 ± 5°C W arm-up time : 30 minutes minimum Checking display modes : All the specified modes 5.2 Panel general s ...
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Acer D240H - page 26
Acer Acer –LCD-D240H Text mode 44 Standard mode 77 Graphics mode 97 Movie mode 77 User mode 50 Text mode 50 Standard mode 50 Graphics mode 60 Contrast --- --- 0 ～ 100 Movie mode 56 H. Position 0 ～ 100 50 V. Position --- --- 0 ～ 100 50 Focus 0 ～ 100 --- Clock 0 ～ 100 50 (1) Warm --- --- --- Cool --- --- --- Red 0 ～ 100 80 Green 0 ～ 1 ...
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Acer D240H - page 27
Acer Acer –LCD-D240H Reset --- --- --- --- Resolution --- --- --- H. Freq --- --- --- (2) V. Freq --- --- --- Input Type --- --- --- S/N --- --- --- Notes: (1) Clock default 50 is for Visa timing . Others depend on timing. (2) Depend on timing & S/N ...
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Acer D240H - page 28
Acer Acer –LCD-D240H 5.4 OSD Translation 5.4.1 Monitor part Main menu (N O_EMEA) English ( 英 语 ) 繁體中文 Deutsch ( 德 语 ) Français ( 法 语 ) Español ( 西班牙 语 ) Italiano ( 意大 利语 ) 简 体中文 日本語 Picture 畫面 Bild Image Imagen Immagine 画面 ピクチャー Brightness 亮度 Helligkeit Luminosité Brillo L ...
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Acer D240H - page 29
Acer Acer –LCD-D240H Message menu: (NON_EMEA) English ( 英 语 ) 繁體中文 Deutsch ( 德 语 ) Français ( 法 语 ) Español ( 西班牙 语 ) Italiano ( 意大 利语 ) 简 体中文 日本語 Auto Config Please Wait 自動調整 請稍待 Autom. Abgl. Bitte warten Autoréglage Veuillez patienter Autoajuste Espere, porfavor Autoregolaz ione ...
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Acer D240H - page 30
Acer Acer –LCD-D240H Color management OSD (scenario OSD) language: (NON_EMEA) English ( 英 语 ) 繁體中文 Deutsch ( 德 语 ) Français ( 法 语 ) Español ( 西班牙 语 ) It aliano ( 意大 利语 ) 简 体中文 日本語 English ( 英 语 ) Russian ( 俄 语 ) Deut sch ( 德 语 ) Français ( 法 语 ) Esp añol ( 西班牙 语 ) It al ...
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Acer D240H - page 31
Acer Acer –LCD-D240H Standard 標準 Standard Standard Estándar Standard 标 准 標準 Text 文字 Text Texte Texto Testo 文本 テキスト Graphics 圖形 Grafiken Images Gráficos Grafica 图 形 グラフィック ス Movie 電影 Spielfilm Film Película Film 电影 ムービー User 使用者 Benutzer Utilisateu r Usuario Utente 用户 ? ...
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Acer D240H - page 32
Acer Acer –LCD-D240H Monitor Weight 5.6±0.3Kg 6.2 Cabinet Material Cabinet Material Spec Cabinet Plastic Material ABS HB(PMMA) Front Bezel BLACK Back Cover BLACK Base BLACK Cabinet T exture ACER SPECIFICA TION 6.3 Mechanical S pecification Mechanical Spec Bezel Gap S pecification ≦ 1.3mm Screen printed Part s Front bezel 6.4 Base Mechanical In ...
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Acer D240H - page 33
Acer Acer –LCD-D240H 7. Package 7.1 Unit Package Specification 7.1.1 Units pack age Items S pec Packaging Refer to ME P ACKING SPEC Ink COLOR Length 632+/-2.0mm Height 494+/-2.0mm Width 139+/-2.0mm Gross W eight 7.9±0.3kg Units per Pall et 56sets/p allet 40’ /20’ Container Loading, Palletized 1 120sets/5 60sets 7.1.2 Unit Packing Vibra tion ...
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Acer D240H - page 34
Acer Acer –LCD-D240H 7.1.3 Non operatio n Thermal Shock Test Item Description T emperature -20 0 C to 60 0 C Reset cycl es times 25 ºC >60 ºC (10hrs)>25 ºC (2hrs)>-20 ºC (10hrs)>25 ºC 3cycles , every transition time 0.5 hr , T otal cycles 3 cycles 7.1.4 Package Drop Drop height (Select drop height according to t he gross wei ght ...
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Acer D240H - page 35
...
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Acer D240H - page 36
Acer Acer –LCD-D240H 02. Flat Panel Specification ...
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Acer D240H - page 37
AU OPTRONICS CORPORA TION Product Specific ation d o c u m e n t v e r s i o n 1 . 0 2 NUMP A GES | 29 } M240HW 01 V2 Content s 1.0 Hand ling Precauti on s ...................................................................................... 4 2.0 General D escrip tion ............................................................................... ...
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Acer D240H - page 38
AU OPTRONICS CORPORA TION Product Specific ation d o c u m e n t v e r s i o n 1 . 0 4 NUMP A GES | 29 } M240HW 01 V2 1.0 Handling Precautions 1) Since f ront polari zer i s easily damaged, pay attention not to scratch it. 2) Be sure to turn off power suppl y w hen inserting or disconnecting from input connector. 3) W ipe off water drop immediately ...
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Acer D240H - page 39
AU OPTRONICS CORPORA TION Product Specific ation d o c u m e n t v e r s i o n 1 . 0 5 NUMP A GES | 29 } M240HW 01 V2 2.0 General Description This specificati on applies to the 24 inch-w ide Color a- Si TFT-LCD Modul e M240HW 01.Th e display supports the Full HD - 1920(H) x 1080(V) scr een format and 16.7M colors (RGB 6-bits + Hi-FR C data). All in ...
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Acer D240H - page 40
AU OPTRONICS CORPORA TION Product Specific ation d o c u m e n t v e r s i o n 1 . 0 6 NUMP A GES | 29 } M240HW 01 V2 2.2 Optical Charact eristics The optical characteri stics are measured under stable conditions at 25 ℃ : Item Unit Conditions Min . Ty p. M ax. Note Horizontal (Right) CR = 10 (Left) 150 170 - - Viewing Angle [degree] V e r t i c ...
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Acer D240H - page 41
AU OPTRONICS CORPORA TION Product Specific ation d o c u m e n t v e r s i o n 1 . 0 7 NUMP A GES | 29 } M240HW 01 V2 Note 1: Measurement method The LCD module should be stabilized at giv en te mperature f or 30 minutes to avoid abrupt temperature chang e during measur ing (at surface 35 ) ℃ . In order to stabilize the luminance, the measurement ...
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Acer D240H - page 42
AU OPTRONICS CORPORA TION Product Specific ation d o c u m e n t v e r s i o n 1 . 0 8 NUMP A GES | 29 } M240HW 01 V2 Note 3: Contrast ratio is measured by TOPCON SR- 3 Note 4: Definition of Response time measured by Westar TRD-100A The output sig nals of photo detector ar e measured w hen the input signal s are changed from “Ful l Black” to ? ...
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Acer D240H - page 43
AU OPTRONICS CORPORA TION Product Specific ation d o c u m e n t v e r s i o n 1 . 0 9 NUMP A GES | 29 } M240HW 01 V2 CT = | YB – YA | / YA × 100 (%) W here YA = Lumi nance of measured location w ithout gray lev el 0 pattern (cd/m2) YB = Lumi nance of measured location w ith gray lev el 0 pattern (cd/m2) Note 9: Test Patern: Subchecker Pattern m ...
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Acer D240H - page 44
AU OPTRONICS CORPORA TION Product Specific ation d o c u m e n t v e r s i o n 1 . 0 1 0 NUMP A GES | 29 } M240HW 01 V2 3.0 Functional Block Diagram The following diagram show s the functional block of the 24.0 inch Color TFT-LCD Module: I/F PCB Interface: JAE FI-XB30SSL-H F15 STM MSBKT2407P30HB Mating Ty pe: FI-X30H L (Locked Type) LVDS ...
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Acer D240H - page 45
AU OPTRONICS CORPORA TION Product Specific ation d o c u m e n t v e r s i o n 1 . 0 1 1 NUMP A GES | 29 } M240HW 01 V2 4.0 A bsolute Maximum Ratings Absolute maxi mum ratings of the module ar e as followi ng: 4.1 TFT LCD Module 4.2 Backlight Unit Item Sy mbol M in M ax Unit Conditions CCFL Current ICFL 3.0 8.0 [mA] rm s No te 1,2 4.3 A bsolute Rat ...
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Acer D240H - page 46
AU OPTRONICS CORPORA TION Product Specific ation d o c u m e n t v e r s i o n 1 . 0 1 2 NUMP A GES | 29 } M240HW 01 V2 5.0 Electrical characteristics 5.1 TFT LCD Module 5.1.1 Powe r Specification Input power specifications are as follow ing: Note 1 : Measurement conditions: The duration of rising time of power input i s 470 us. +5.0V +12.0V VCC R1 ...
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Acer D240H - page 47
AU OPTRONICS CORPORA TION Product Specific ation d o c u m e n t v e r s i o n 1 . 0 1 3 NUMP A GES | 29 } M240HW 01 V2 5.1.2 Signal Electrical Characterist ics Input signals shall be low or Hi -Z state when VD D is off. Please refer to specifications of SN75LVDS82DGG ( Texas Instruments) in detai l. Characteristi cs of each signal are as follow in ...
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Acer D240H - page 48
AU OPTRONICS CORPORA TION Product Specific ation d o c u m e n t v e r s i o n 1 . 0 1 4 NUMP A GES | 29 } M240HW 01 V2 5.2 Backlight Unit Parameter g uideline for CC FL Inverter is under stabl e conditions at 25 (Room Temperature): ℃ Parameter Mi n. Typ. M ax. Unit Note CCFL Standard Current ( ISCFL) 7.0 7.5 8.0 [m A] rm s CCFL Operation Curr en ...
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Acer D240H - page 49
AU OPTRONICS CORPORA TION Product Specific ation d o c u m e n t v e r s i o n 1 . 0 1 5 NUMP A GES | 29 } M240HW 01 V2 Note 2: CCFL standard curr ent is measured at 25 ± 2 ℃ . Note 3: CCFL discharg e frequency should be carefully determined to av oid interference betw een inver ter and TFT LCD. Note 4: The f requency range w ill not aff ect lam ...
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Acer D240H - page 50
AU OPTRONICS CORPORA TION Product Specific ation d o c u m e n t v e r s i o n 1 . 0 1 6 NUMP A GES | 29 } M240HW 01 V2 6.0 Signal Characteristic 6 . 1 P i x e l F o r m a t I m a g e Follow ing figur e shows the relati onship of the input signals and LC D pixel format. R G B R G B R G B R G B R G B R G B R G B R G B 1 2 1919 19 20 1st Line 1080 Li ...
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Acer D240H - page 51
AU OPTRONICS CORPORA TION Product Specific ation d o c u m e n t v e r s i o n 1 . 0 1 7 NUMP A GES | 29 } M240HW 01 V2 6.3 Signal Description The module using one LVDS r eceiver SN75LVDS82(Texas Instr uments). LVDS i s a differential signal technology for LCD interface and hig h speed data transfer device. LVDS transmitters shall be SN75LVDS83( ne ...
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Acer D240H - page 52
AU OPTRONICS CORPORA TION Product Specific ation d o c u m e n t v e r s i o n 1 . 0 1 8 NUMP A GES | 29 } M240HW 01 V2 Note1: Start from left side Note2: Input signals of odd and ev en clock shall be the same timi ng. 6.4 Timing Characteristics Basically , interface timing descri bed here is not actual input timi ng of LCD module but close to outp ...
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Acer D240H - page 53
AU OPTRONICS CORPORA TION Product Specific ation d o c u m e n t v e r s i o n 1 . 0 1 9 NUMP A GES | 29 } M240HW 01 V2 6.5 Timing diagram Line Line Pixel 7 Invalid Data Pixel Pixel M-3 2 Tdisp(h) Pixel 1 Pixel Pixel Invalid Data 6M - 2 M-1 RGB Data X Pixel DE Pixel Pixel CLK N 3 Line Line 3 2 Tdisp(v) Pixel RGB Data (Odd) RGB Data (Even) Line 8M P ...
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Acer D240H - page 54
AU OPTRONICS CORPORA TION Product Specific ation d o c u m e n t v e r s i o n 1 . 0 2 0 NUMP A GES | 29 } M240HW 01 V2 6 . 6 P o w e r O N / O F F S e q u e n c e VDD pow er and lamp on/off sequence are as follow s. Interface signals ar e also shown i n the chart. Signal s from any sy stem shall be Hi- Z state or low l evel w hen VDD is off . Valu ...
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Acer D240H - page 55
AU OPTRONICS CORPORA TION Product Specific ation d o c u m e n t v e r s i o n 1 . 0 2 1 NUMP A GES | 29 } M240HW 01 V2 7.0 Connector & Pin A ssignment Physi cal interface is descri bed as for the connec tor on module. These connectors are capabl e of accommodating the following signals and w ill be f ollowing components. 7.1 TFT LCD Module Con ...
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Acer D240H - page 56
AU OPTRONICS CORPORA TION Product Specific ation d o c u m e n t v e r s i o n 1 . 0 2 2 NUMP A GES | 29 } M240HW 01 V2 7.2 Backlight Unit Physi cal interface is descri bed as for the connec tor on module. These connectors are capabl e of accommodating the following signals and w ill be f ollowing components. Connector Name / Designation Lamp Conne ...
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Acer D240H - page 57
AU OPTRONICS CORPORA TION Product Specific ation d o c u m e n t v e r s i o n 1 . 0 2 3 NUMP A GES | 29 } M240HW 01 V2 8.0 Reliability Test Envir onment test conditions are listed as fo llow ing table. Items Required Condition Note Temper ature Humidity Bias (T HB) Ta= 50 , ℃ 80%RH, 300hours High Tem perature O peration (HT O) Ta= 50 , ℃ 50%RH ...
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Acer D240H - page 58
AU OPTRONICS CORPORA TION Product Specific ation d o c u m e n t v e r s i o n 1 . 0 2 4 NUMP A GES | 29 } M240HW 01 V2 9.0 Shipping Label The label is on the panel as show n below: Note 1: For Pb Free products, AUO will add f or identification. Note 2: For RoHS compatible products, AUO will add for identification. Note 3: For China RoHS compatible ...
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Acer D240H - page 59
V e r 0 . 2 10.0 Mechanical Characterist ics ...
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Acer D240H - page 60
V e r 0 . 2 ...
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Acer D240H - page 61
V e r 0 . 2 ...
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Acer D240H - page 62
Acer Acer –LCD-D240H 03 Exploded Diagram 3.1 D240H_SCREW_LIST ITEM PN Description Q'T Y(P CS) Fixed T(kg*cm) Remark 1 509146306 200R SCREW ,P ,CROSS,W/ W AS, M3*6,Zn-Cc 10 6.5 ± 0.5 For NVBD/PWRBD/HDMI 2 509216608 1 10R SCREW ,F ,CROSS,M4* 8,BL ACK,NL,ROHS(NYLOK) 4 12 ± 1 For Hingle toBack cover 3 509412610 500R SCREW B CROSS T T -4*10 BLK ...
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Acer D240H - page 63
Acer Acer –LCD-D240H 04 T roubleshooting 4.1 Black Sreen Check power supply: Pin 3, 4 of CN101 POWER Fail Check U101, U106 Check C125, R133 Check X101, C126, C114,R134 Inverter Fail U102 fail Black Screen Check power supply: For U102 Check reset: pin114 of U102 Check Crystal waveform Pin 116,117 of U102 Check CCFL_Enable Pin 100 of U102 Check Pin ...
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Acer D240H - page 64
Acer Acer –LCD-D240H 4.2 Bad Screen Bad Screen Check LVDS cable Change L VDS cable Check Crystal: Pin 114,126 of U102 Workmanship LVDS cabl e NG Check the pins of U102 Change X 101, C11 4, C126 OK OK OK NG NG NG ...
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Acer D240H - page 65
Acer Acer –LCD-D240H 4.3 White Sreen White Screen Check LVDS Cable Insert O K? Change LVDS Cable Check VLCD is +5V? Check Panel Enable of U102 Check Q101, Q104, Q102, R160, R162 ， R157 Check LVDS cable U102 Fail Workmanship LVDS cable NG Panel NG Q101, Q104, Q102, R160, R162 ， R157 fail OK OK OK OK NG OK NG NG NG NG NG ...
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Acer D240H - page 66
05 S p are p art s List 82424173A120R ACER PART NO. OE M PART NO DESCRIPTION CN 55.LJR0J.001 792381300720H PCBA,IF/B( V2,W/SPK,EMEA),LP2441-737 55.LJR0J.002 792381400710H PCBA ,PI/B,W/SPK,LP2441-737 55.LEW0J.003 792381500000R PCBA,POWER KEYPAD/B,LP2441 ROHS 55.LEW0J.004 792381500010R PCBA,TOUCHPAD BOARD,LP2441 ROHS 55.LJR0J.003 792382400700H PCBA,C ...
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Acer D240H - page 67
60.LEW0J.002 714030022100R ASSY BEZEL ,LP2441 60.LEW0J.003 714011206200R ASSY STAND ,LP2441 60.LEW0J.004 714020018200R ASSY BASE,LP2441 60.LJR0J.002 701000018401R ASSY CHASSIS,DPF,LP2441 60.LEW0J.005 501020228600R HINGE COVER,LEFT , LP2441 60.LEW0J.006 501020228601R HINGE COVER,RIGHT , LP2441 23.LFV0J.001 618100200430R SPEAKER 2.5W4Ω 230mm&210 ...
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Acer D240H - page 68
Acer Acer –LCD-D240H 06 Schematics and Layout s 6.1 IF BD Layout ...
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Acer D240H - page 69
Acer Acer –LCD-D240H 6.2 Power BD Layout ...
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Acer D240H - page 70
Acer Acer –LCD-D240H ...
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Acer D240H - page 71
Acer Acer –LCD-D240H 6.3 Keyp ad BD Layo ut ...
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Acer D240H - page 72
Acer Acer –LCD-D240H 6.4 T ouchpad BD Lay out 6.5 Card BD Layout ...
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Acer D240H - page 73
Acer Acer –LCD-D240H 6.5 Switching Mode Power Suppl y circuit ...
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Acer D240H - page 74
5 5 4 4 3 3 2 2 1 1 D D C C B B A A pull down pull up pull up pull down pull up pull up pull down pull down pull down pull up NF/xD_BSY NF_WEN NF_CLE/XD_CLE(O) NF_ALE/XD_ALE(O) NF_REN/XD_REN NF_WPn/XD_WPn(I) XD_WEN SD0_CMD/MS_BS/CF_DA0(O) XD_CE SD0_WP SD0_CD NAND Power Control Not Useing in NAND Boot Mode Near in Chip for noise issue pull up XD 8Bi ...
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Acer D240H - page 75
S1: Take out a panel S2: Assemble the pa nel and the bezel. S3: Take out a chassis on the panel and assemble the power board and the chassis S4: Take out the main board and insert the FFC cable and keypad cable. 07 Assembly and Disassembly ...
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Acer D240H - page 76
S5: Assemble the main board and the Card board with the chassis. S6: Use a screwdriver to screw the 5 screws to fix the power board. S7: Use a screwdriver to screw the 4 screws to fix the main boar d and USB board. S8: Use a screwdriver to screw the 1 screw to fix the HDMI connecter. Card BOARD MAIN BOARD 1 5 4 3 2 1 2 3 4 5 ...
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Acer D240H - page 77
S10: Fix the chas sis in the bezel. S9: Use a screwdriver to screw the 4 screws to fix the VGA and DVI connecter. S11: Set up the speaker. 1 2 3 4 S12: Release the LVDS cable between main board and panel. a Red left and green right S12: Set up the keypad board and the touchpad board. ...
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Acer D240H - page 78
S13: Fix the touchpad board and the keypad board. Connect the two board S14: Assemble the back cover. S15: Assemble the stand and fix it. S16: Assemble the left and right hinge cover. 4 4 3 2 3 2 1 1 1 2 4 3 ...
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Acer D240H - page 79
S17: Assemble t he base with the stand. ...
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