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Manual Lenovo B540P

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  • Lenovo B540P - page 1

    IdeaCentr e B540–B540P Har dwar e Maint enance Manual i d e a i d e a i d e a C e nt r e i d e a ...

  • Lenovo B540P - page 2

    ...

  • Lenovo B540P - page 3

    IdeaCentr e B540–B540P Har dwar e Maint enance Manual ...

  • Lenovo B540P - page 4

    ...

  • Lenovo B540P - page 5

    Contents Chapter 1. About this manual . . . . . . 1 Important Safety Information . . . . . . . . . . 1 Chapter 2. Safety information . . . . . . 3 General safety . . . . . . . . . . . . . . . . 3 Electrical safety . . . . . . . . . . . . . . . 3 Safety inspection guide . . . . . . . . . . . . 5 Handling electrostatic discharge-sensitive devices . . ...

  • Lenovo B540P - page 6

    iv IdeaCentre B540–B540PHardwar e Maint enance Manual ...

  • Lenovo B540P - page 7

    Chapter 1. About this manual This manual contains service and refer ence information for IdeaCentr e B540 & B540P comput ers list ed on the cover . It is int ended only for tr ained servicers who are familiar with L enovo comput er pr oducts. Before servicing a L enovo pr oduct, be sur e t o read the Safety Information. The description of the T ...

  • Lenovo B540P - page 8

    2 IdeaCentre B540–B540PHardwar e Maint enance Manual ...

  • Lenovo B540P - page 9

    Chapter 2. Safety information This chapter contains the safety information that you need to be familiar with before servicing a computer . General safety F ollow these rules to ensur e general safety: • Observe good housekeeping in the area of the machines during and after maintenance. • When lifting any heavy object: 1. Ensure you can stand sa ...

  • Lenovo B540P - page 10

    Observe the following rules when working on electrical equipment. Important: Use only appr oved t ools and test equipment. Some hand tools have handles covered with a soft material that does not insulat e you when working with live electrical currents. Many customers have, near their equipment, rubber oor mats that contain small conductive be ...

  • Lenovo B540P - page 11

    – Send another person to get medical aid. Safety inspection guide The intent of this inspection guide is to assist you in identifying potentially unsafe conditions on these products. Each machine, as it was designed and built, had r equired safety it ems installed to protect users and service personnel from injury . This guide addresses only thos ...

  • Lenovo B540P - page 12

    • A void contact with other people while handling the part. • Wear a gr ounded wrist strap against your skin t o eliminate static on your body . • Pr event the part from touching your clothing. Most clothing is insulative and retains a charge even when you are wearing a wrist str ap. • Use the black side of a gr ounded work mat to provide a ...

  • Lenovo B540P - page 13

    T o Connect T o Disconnect 1. T urn everything OFF . 2. First, attach all cables to devices. 3. Attach signal cables to connectors. 4. Attach power cor ds to outlet. 5. T urn device ON. 1. T urn everything OFF . 2. First, r emove power cords fr om outlet. 3. Remove signal cables from connectors. 4. Remove all cables fr om devices. CA UTION: When re ...

  • Lenovo B540P - page 14

    ≥18 kg(37 lbs) ≥32 kg(70.5 lbs) ≥55 kg(121.2 lbs) CA UTION: Use safe pr actices when lifting. CA UTION: The power control button on the device and the power switch on the power supply do not turn off the electrical current supplied to the device. The device also might have mor e than one power cord. T o remove all electrical current from the ...

  • Lenovo B540P - page 15

    Chapter 3. Gener al information This chapter provides gener al information that applies to all machine types supported by this publication. Specications This section lists the physical specications for your computer . This section lists the physical specications for your computer . T ype IdeaCentr e B540 & B540P This section lists the ...

  • Lenovo B540P - page 16

    10 IdeaCentre B540–B540PHardwar e Maint enance Manual ...

  • Lenovo B540P - page 17

    Chapter 4. Gener al Checkout Attention: The drives in the computer you are servicing might have been r earranged or the drive startup sequence changed. Be extremely careful during write operations such as copying, saving, or formatting. Data or progr ams can be overwritten if you select an incorr ect drive. General error messages appear if a proble ...

  • Lenovo B540P - page 18

    12 IdeaCentre B540–B540PHardwar e Maint enance Manual ...

  • Lenovo B540P - page 19

    Chapter 5. Using the Setup Utility The Setup Utility pr ogram is used t o view and change the congur ation settings of your computer , regar dless of which operating system you are using. However , the oper ating-system settings might override any similar settings in the Setup Utility pr ogram. Starting the L enovo BIOS Setup Utility progr am T ...

  • Lenovo B540P - page 20

    Administrator P assword Setting an Administr ator Passwor d det ers unauthoriz ed persons fr om changing conguration settings. Y ou might want to set an Administrat or P assword if you are responsible for maintaining the settings of sever al computers. After you set an Administrator P assword, a password pr ompt is displayed every time you acces ...

  • Lenovo B540P - page 21

    T o set a P ower -On P assword, do the following: 1. Start the L enovo BIOS Setup Utility pr ogram (See ”Starting the L enovo BIOS Setup Utility pr ogram” on page 13.) 2. F rom the Security menu, select Set Power -On P assword and pr ess the Enter key . 3. The passwor d dialog bo x will be displayed. T ype the passwor d, and press the Enter key ...

  • Lenovo B540P - page 22

    USB Setup press the Enter key, and then select USB F unctions . A T A Device Setup pr ess the Enter key . Select Congure SA T A as , pr ess the Enter key and then select SA T A mode. Audio Setup press the Enter key, and then select Onboar d Audio Controller . Network Setup pr ess the Enter key, then select Onboard E thernet Support or Boot Agent ...

  • Lenovo B540P - page 23

    b. If you have changed these settings and want to return to the default settings, select Load Optimal Defaults fr om the menu. Exiting the L enovo BIOS Setup Utility progr am After you nish viewing or changing settings, press the Esc key to return to the Lenovo BIOS Setup Utility progr am main menu. Y ou might have to pr ess the Esc key sever al ...

  • Lenovo B540P - page 24

    18 IdeaCentre B540–B540PHardwar e Maint enance Manual ...

  • Lenovo B540P - page 25

    Chapter 6. Symptom-t o-FRU Index The Symptom-to-FRU index lists error symptoms and possible causes. The most likely cause is list ed rst. Always begin with Chapter 4, “General Checkout, ” on page 11. This inde x can also be used t o help you decide which FRUs to have available when servicing a computer . If you ar e unable to correct the pr ...

  • Lenovo B540P - page 26

    POS T error codes Each time you turn the computer on, it performs a series of tests to check that the syst em is oper ating correctly and that certain options ar e set. This series of tests is called the Power -On Self- T est , or POS T . POST does the following: • Checks some basic system-boar d operations • Checks that the memory is working c ...

  • Lenovo B540P - page 27

    Chapter 7. L ocating connectors, controls and components This section provides illustrations to help locate the various connectors, controls and components of the computer . F ont view The following illustr ation shows the location of controls and components on the fr ont of the computer . Attention: Be careful not to block any air vents on the com ...

  • Lenovo B540P - page 28

    Left and right view The following illustration shows the location of connectors, controls and components on the left and right side of the computer . 1 2 3 4 5 6 7 8 1. Optical drive 5. Micr ophone port 2. TV buttons (select ed models only) 6. USB connector 3. USB connector 7. Memory car d r eader 4. Headphone port 8. P ower button 22 IdeaCentre B5 ...

  • Lenovo B540P - page 29

    Rear view The following illustration shows the location of connectors and components on the r ear of the computer . 1 7 3 4 6 2 5 8 8 1. E thernet port 5. A V -IN connectors (selected models only) 2. USB connectors 6. TV tuner ports (select ed models only) 3. HDMI-OUT connector 7. P ower connector 4. HDMI-IN connector (selected models only) 8. Air ...

  • Lenovo B540P - page 30

    Hardware components The following illustration shows the components that make up your computer . 1 2 1 5 6 7 8 9 3 4 1 0 1 1 1 2 1 3 1 4 1 5 1 6 1 7 1 9 1 8 2 0 2 1 2 2 2 3 2 4 2 5 2 6 1. Rear cover 14. Optical disk drive 2. Comput er stand 15. Har dware TV Scale Board 3. Middle cover 16. WLAN card 4. F ront LED indicator boar d 17. Speakers 5. EMI ...

  • Lenovo B540P - page 31

    Identifying parts on the motherboar d The motherboard (sometimes called the planar or syst em boar d) is the main circuit board in your comput er . It pr ovides basic computing functions and supports a variety of devices that are factory-installed or that you can install later . The following illustration shows the location of connectors and compon ...

  • Lenovo B540P - page 32

    Identifying parts and connectors on the hardware TV scale boar d The following illustr ation shows the locations of parts on the analog hardwar e TV board. 1 2 3 6 4 5 1. L VDS Connector 4. TV F unction Connector 2. Converter Connector 5. F an Connector 3. Mother Board Connector 6. Debug Port The following illustr ation shows the locations of parts ...

  • Lenovo B540P - page 33

    Chapter 8. Replacing hardwar e Attention: Do not remove the computer cover or att empt any repair befor e reading the “Important safety information” in the Safety and W arranty Guide that was included with your comput er . T o obtain copies of the Safety and Warr anty Guide, go to the Support W eb site at: http://consumersupport.lenovo.com. Not ...

  • Lenovo B540P - page 34

    Replacing the k eyboard and mouse Attention: T urn off the computer and wait 3 to 5 minutes to let it cool down before r emoving the cover . T o replace the keyboard and mouse Step 1. Remove any media (disks, CDs, DVDs or memory cards) from the drives, shut down the oper ating system, and turn off the computer and all attached devices. Step 2. Unpl ...

  • Lenovo B540P - page 35

    Step 3. Disconnect the failing power cor d and adapter fr om the computer . Step 4. Connect the new power cord t o the same connector as shown. Removing the computer cover Attention: T urn off the computer and wait 3 to 5 minutes to let it cool down before r emoving the cover . Note: It may be helpful t o place the comput er face-down on a soft  ...

  • Lenovo B540P - page 36

    Step 1. Remove any media (disks, CDs, DVDs, or memory cards) fr om the drives, shut down the oper ating system, and turn off the computer and all attached devices. Step 2. Unplug all power cor ds from electrical outlets. Step 3. Disconnect all cables attached to the computer . This includes power cor ds, input/output (I/O) cables, and any other cab ...

  • Lenovo B540P - page 37

    Step 1. Remove any media (disks, CDs, DVDs or memory cards) from the drives, shut down the oper ating system, and turn off the computer and all attached devices. Step 2. Unplug all power cor ds from electrical outlets. Step 3. Disconnect all cables attached to the computer . This includes power cor ds, input/output (I/O) cables, and any other cable ...

  • Lenovo B540P - page 38

    Attention: It may be helpful t o place the computer face-down on a soft at surface for this pr ocedure. Lenovo r ecommends that you use a blanket, t owel, or other soft cloth to pr otect the comput er screen from scr atches or other damage. T o r eplace a memory module Step 1. Remove any media (disks, CDs, DVDs, or memory cards) fr om the drives ...

  • Lenovo B540P - page 39

    Step 5. Push then slide the har d disk drive and br acket upwar d and out of the chassis as shown. 1 2 1 2 Step 6. Push the pins and release the hard disk drive fr om the br acket. Step 7. Install the new hard disk drive as follows: a. Line up the new hard disk drive with the bracket and secure it with the pins. b. Slide the hard disk drive and br ...

  • Lenovo B540P - page 40

    Step 4. Remove the rear cover . Refer to “Removing the r ear cover” . Step 5. Push down the pin that locks the optical disk drive to the chassis then use the screwdriver push the disk out. 1 2 2 1 Step 6. Push a small iron stick (paper clip) into the small hole on the optical drive cover so that the disk springs out as shown. Step 7. Remove the ...

  • Lenovo B540P - page 41

    Step 9. Separat e the cover fr om the defective optical drive. Step 10. Install the new optical drive as follows: a. Align the new optical drive with the cover , and then push the cover back into position. b. Scr ew the metal bracket back onto the new optical drive. c. Slide the new optical drive int o the drive bay . Step 11. Slide the rear cover ...

  • Lenovo B540P - page 42

    Step 9. Push up the middle cover upward with two hands to r emove it from pins. 3 1 2 2 3 Step 10. Slide the middle cover out as shown. 4 (F rom left to right) 4 Step 11. T o reattach the middle cover: a. Line up the middle cover with chassis, slide it back in position. b. P ush down the middle cover to secure it with the pins. c. Secur e the middl ...

  • Lenovo B540P - page 43

    Replacing the converter board Note: T urn off the comput er and wait 3 to 5 minutes to let it cool down before r emoving the cover . Note: It may be helpful t o place the comput er face-down on a soft at surface for this procedur e. Lenovo recommends that you use a blanket, towel, or other soft cloth to pr otect the computer screen fr om scratch ...

  • Lenovo B540P - page 44

    Step 10. Lift up the converter board to r emove it. 3 3 Step 11. T o install the new converter board: a. Line up the new converter board with the mounting holes and pin, and then, secure converter board with screw and pins. b. Connect the 2 cables to the new converter boar d. c. Secur e the converter boar d with the scr ew. Step 12. Reattach the mi ...

  • Lenovo B540P - page 45

    Step 6. Remove the optical drive. Refer to “Replacing the optical drive” . Step 7. Remove the middle cover . Refer t o “Removing the middle cover” . Step 8. Remove the screws that secure the EMI cover t o the chassis. Step 9. Lift up the EMI cover up to remove it. Step 10. T o reinstall the EMI cover: a. Line up the EMI cover with the mount ...

  • Lenovo B540P - page 46

    Step 8. Remove the 2 screws that secure the camer a to the front bezel. Step 9. Disconnect the data cable fr om the camera. Step 10. T o install the new camer a: a. Connect the data cable t o the new camer a. b. Line up the new camera holes with the mounting holes on the fr ont bezel and secur e it with the 2 scr ews. Step 11. Reattach the middle c ...

  • Lenovo B540P - page 47

    Step 3. Disconnect all cables attached to the computer . This includes power cor ds, input/output (I/O) cables, and any other cables that are connect ed t o the comput er . Refer t o “L eft and right view” and “Rear view” for help with locating the various connectors. Step 4. Remove the rear cover . Refer to “Removing the r ear cover” . ...

  • Lenovo B540P - page 48

    Step 3. Disconnect all cables attached to the computer . This includes power cor ds, input/output (I/O) cables, and any other cables that are connect ed t o the comput er . Refer t o “L eft and right view” and “Rear view” for help with locating the various connectors. Step 4. Remove the rear cover . Refer to “Removing the r ear cover” . ...

  • Lenovo B540P - page 49

    Step 8. Remove the EMI cover . Refer to “Removing the EMI cover” . Step 9. Remove the 4 screws that secure the system fan to the heat-sink and lift the system fan up to remove it. Step 10. Separate the defective fan fr om the good one as shown. Step 11. Reattach the EMI cover , middle cover , optical drive, comput er stand and the r ear cover . ...

  • Lenovo B540P - page 50

    Step 1. Remove any media (disks, CDs, or memory car ds) fr om the drives, shut down the operating system, and turn off the computer and all attached devices. Step 2. Unplug all power cor ds from electrical outlets. Step 3. Disconnect all cables attached to the computer . This includes power cor ds, input/output (I/O) cables, and any other cables th ...

  • Lenovo B540P - page 51

    Step 2. Unplug all power cor ds from electrical outlets. Step 3. Disconnect all cables attached to the computer . This includes power cor ds, input/output (I/O) cables, and any other cables that are connect ed t o the comput er . Refer t o “L eft and right view” and “Rear view” for help with locating the various connectors. Step 4. Remove t ...

  • Lenovo B540P - page 52

    Step 11. Remove the 8 scr ews that secur e the heat-sink t o the motherboar d, and detach the cables attached t o the heat-sink, then lift up the heat-sink t o remove it. Step 12. T o install the new heat-sink: a. Line up the new heat-sink with mounting holes on motherboard and secure it with the 8 screws. b. Line up the system fan supporting brack ...

  • Lenovo B540P - page 53

    Step 11. Lift the small handle and open the r etainer . Attention: Do not touch the gold contacts on the bottom of the micr oprocessor . When handing the micropr ocessor , touch only the sides. Step 12. Lift the micropr ocessor str aight up and out of the socket. Attention: Do not touch the gold contacts on the bottom of the micr oprocessor . When ...

  • Lenovo B540P - page 54

    Important: T o avoid damaging the micr oprocessor contacts, keep the micr oprocessor completely level while installing it into the socket. Step 15. Lower the micropr ocessor str aight down into its socket on the motherboard. Step 16. T o secur e the micr oprocessor in the socket, close the micr oprocessor r etainer and lock it into position with th ...

  • Lenovo B540P - page 55

    Step 10. Lift up the rear I/O module. Step 11. Disconnect the TV antenna cable from the rear I/O module by removing the 2 scr ews. Step 12. Remove the 2 scr ews that secure the r ear I/O module to the metal bracket. 1 2 1 2 Step 13. Lift the rear I/O module up from connect ors on the motherboard then slide it out. Step 14. T o install the new rear ...

  • Lenovo B540P - page 56

    Step 2. Unplug all power cor ds from electrical outlets. Step 3. Disconnect all cables attached to the computer . This includes power cor ds, input/output (I/O) cables, and any other cables that are connect ed t o the comput er . Refer t o “L eft and right view” and “Rear view” for help with locating the various connectors. Step 4. Remove t ...

  • Lenovo B540P - page 57

    Step 6. Remove the optical drive. Refer to “Replacing the optical drive” . Step 7. Remove the middle cover . Refer t o “Removing the middle cover” . Step 8. Remove the EMI cover . Refer to “Removing the EMI cover” . Step 9. Remove the screw that secur es the TV - T uner card t o the motherboard. Step 10. Disconnect the antenna cable(s) ...

  • Lenovo B540P - page 58

    Step 10. Detach the speaker system fr om the rubber scr ews. Step 11. T o install the new speaker system: a. Secur e the new speaker system to the chassis with the rubber screws. b. Connect the new speaker cable to motherboard. Step 12. Reattach the EMI cover , middle cover , optical drive, comput er stand and the r ear cover . Replacing the touch ...

  • Lenovo B540P - page 59

    Step 11. Lift up the t ouch control boar d to r emove it. 1 2 2 2 1 1 Step 12. T o install the new touch contr ol boar d: a. Line up the holes on the new touch control board with the mounting holes on the middle fr ame and secure it with the 2 screws. b. Connect all the cables t o the new t ouch control board. Step 13. Reattach the EMI cover , midd ...

  • Lenovo B540P - page 60

    Step 11. Remove the 4 scr ews that secur e the scalar boar d to the motherboard and chassis, then lift it up t o r emove it. 1 2 2 2 2 1 1 Step 12. T o install the new scalar boar d: a. Line up the holes on the new scalar boar d with the mounting holes and secure it with 4 screws. b. Connect the cables to the new scalar boar d. Step 13. Reattach th ...

  • Lenovo B540P - page 61

    Step 17. Remove the TV tuner car d. Refer to “Replacing the TV tuner card” . Step 18. Remove all the cables connect ed to the motherboard. Step 19. Remove the 4 screws that secure the motherboard to the chassis and slide it out as shown. Step 20. T o install the new motherboar d: a. Line up the motherboard with the chassis, then secure it with ...

  • Lenovo B540P - page 62

    Step 1. Remove any media (disks, CDs, DVDs, or memory cards) fr om the drives, shut down the oper ating system, and turn off the computer and all attached devices. Step 2. Unplug all power cor ds from electrical outlets. Step 3. Disconnect all cables attached to the computer . This includes power cor ds, input/output (I/O) cables, and any other cab ...

  • Lenovo B540P - page 63

    Step 24. Remove the Wi-Fi ant enna from the fr ont bez el. Step 25. Detach the power board cable, front function board cable, front indicator boar d cable and LED cable fr om the chassis. Step 26. Push the pins out t o r elease the chassis and lift the chassis up and set it aside. Step 27. Remove the LED cable fr om the LED panel. Step 28. Lift up ...

  • Lenovo B540P - page 64

    Replacing the power switch board Note: T urn off the comput er and wait 3 to 5 minutes to let it cool down before r emoving the cover . T o replace the power switch boar d Step 1. Remove any media (disks, CDs, DVDs, or memory cards) fr om the drives, shut down the oper ating system, and turn off the computer and all attached devices. Step 2. Unplug ...

  • Lenovo B540P - page 65

    Step 27. Disconnect the cable from the power switch board. Step 28. T o install the new the power switch boar d: a. Connect the power switch cable to the power switch board. b. Insert the power switch board, snap it in position and secur e it with the pins. c. Line up the chassis with the fr ont bezel and r econnect the power board, front function ...

  • Lenovo B540P - page 66

    1 2 1 5 6 7 8 9 3 4 1 0 1 1 1 2 1 3 1 4 1 5 1 6 1 7 1 9 1 8 2 0 2 1 2 2 2 3 2 4 2 5 2 6 Items # Description Lenovo P/N CRU ID Pr ocessor I I7-3770 3.4/1600/8/1155 77 E1 CPU 1100335 N I I5-3550 3.3/1600/6/1155 77 E1 CPU 1100337 N I I5-3350P 3.1/1600/6/1155 69 E1 CPU 1100577 N I i5-3470 3.2G/1600/6/1155/77 CPU 1100412 N I I5-3450 3.1/1600/6/1155 77 E ...

  • Lenovo B540P - page 67

    I i5-3450S 2.8G/1600/6/1155/65 CPU 1100411 N I I5-3330S 2.7/1600/6/1155 65 E1 CPU 1100394 N I Ci5-2400S 2.5/1333/6/1155 65 D2 CPU 1007198 N I I5-2320 3.0/1333/6/1155 95 D2 CPU 1100103 N I I3-3240 3.4/1600/3/1155 55 L1 CPU 1100454 N I I3-3220 3.3/1600/3/1155 55 L1 CPU 1100456 N I I3-2130 3.4/1333/3/1155 65 Q0 CPU 1100102 N I SNB Ci3 2120 3.3/3M/1155 ...

  • Lenovo B540P - page 68

    M471B5273DH0-CK0 1100230 1 HMT325S6CFR8C-PB 1100227 1 HMT351S6CFR8C-PB 1100231 1 MT8KTF25664HZ-1G6M1 1100228 1 MT16KTF51264HZ-1G6M1 1100232 1 Elp_R J2108BDSE-GN-F 2GB D3-1600S 1100425 1 Elp_R J2108BDSE-GN-F 4GB D3-1600S 1100426 1 HDD Seagate Pharaoh 6G ST3500413AS 16200064 1 SGT Phar aoh 4K ST500DM002 500G HDD-LH 16200178 1 WD XL500SM 6G WD5000AAKX ...

  • Lenovo B540P - page 69

    TSS T TS-LB23D BDCombo-LH （ BE ） 25200329 1 BT20N 25201634 1 BD-5750H 25201494 1 GPU N13P -GT (GeF or ce G T 650M ) 1100346 N PSU ACBEL APB001-EL0G ES5.0 250W PSU(R) 36200219 N FSP FSP250-30SI ES5.0 250W PSU® 36200220 N DEL T A DPS-250AB-84A ES5.0 250W PSU® 36200224 N Acbel AP A006-EL0G ES5.0 200w PSU® 36002045 N Huntkey HKF2002-32 ES5.0 200 ...

  • Lenovo B540P - page 70

    B-cas CA card 11012250 N MC163M TV TUNER HYBRID MINICAR 11011447 N Y uan MC163ML DMB- TH Hybrid TV T uner 101500189 N A vermedia A366 dual ISDB- T TV Car d 11200644 N IC B3 TV label_Japan(C/L)® 31044061 N B-cas CA 11012250 N Sony SMT -SJ910PV ISDB- TS TV car d 11200977 N IC A7 TV label_Japan(C/L)® 31044060 N B-cas BS/CS C A card 11012251 N A369 I ...

  • Lenovo B540P - page 71

    4 B540 F unction Status Display Board 90000269 N B540 LED T ouch F unction Board 90000268 N B540 P ower Board 90000266 N Converter B540 Converter for L G 90000256 N B540 Converter for Sumsang 90000257 N B540 Converter for CMI 90000258 N 18 B540 Converter for L G 3D 90000259 N Speaker 17 B540 3W Speaker 90200887 N L CD Module B540 LCD Module F or L ...

  • Lenovo B540P - page 72

    B540 ODD Bezel W/O Blue Ray Logo 90200897 N B540 Plastic F oot 90200898 N 5 B540 MB EMI Shielding 90200899 N B540Rear IO Board W/1TV_A V_HDMIIN_HDMIOUT 90200901 N B540Rear IO Board W/1TV_HDMIIN_HDMIOUT 90200902 N B540Rear IO Board W/1TV_HDMIOUT 90200903 N B540Rear IO Board W/2TV_HDMIOUT 90200904 N B540Rear IO Board W/2TV_HDMIIN 90200905 N B540Rear ...

  • Lenovo B540P - page 73

    Chapter 9. Gener al information This chapter provides gener al information that applies to all machine types supported by this publication. Additional Service Information This chapter pr ovides additional information that the service repr esentative might nd helpful. P ower management P ower management reduces the power consumption of certain co ...

Manufacturer Lenovo Category Personal Computer

Documents that we receive from a manufacturer of a Lenovo B540P can be divided into several groups. They are, among others:
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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 Lenovo B540P.

A group of documents referred to as user manuals is also divided into more specific types, such as: Installation manuals Lenovo B540P, service manual, brief instructions and user manuals Lenovo B540P. 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 Lenovo B540P.

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A manual, also referred to as a user manual, or simply "instructions" is a technical document designed to assist in the use Lenovo B540P by users. Manuals are usually written by a technical writer, but in a language understandable to all users of Lenovo B540P.

A complete Lenovo 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.

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2. Contents - index of all tips concerning the Lenovo B540P, that we can find in the current document
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4. Troubleshooting - systematic sequence of activities that will help us diagnose and subsequently solve the most important problems with Lenovo B540P
5. FAQ - Frequently Asked Questions
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