Lenovo E40-30 Hardware Maintenance Manual - Lenovo E40-xx Notebook
Lenovo E40-30 Manual
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- Lenovo E40-30 | Hardware Maintenance Manual - Lenovo E40-xx Notebook - Page 1
Hardware Maintenance Manual Lenovo E40-30,E40-70, Zhao Yang E40-30 and Zhao Yang E40-70 - Lenovo E40-30 | Hardware Maintenance Manual - Lenovo E40-xx Notebook - Page 2
and the product it supports, be sure to read the general information under Appendix A "Notices" on page 79. First Edition (May 2014) © Copyright Lenovo 2014. LIMITED AND RESTRICTED RIGHTS NOTICE: If data or software is delivered pursuant a General Services Administration "GSA" contract, use - Lenovo E40-30 | Hardware Maintenance Manual - Lenovo E40-xx Notebook - Page 3
manual iii Chapter 1. Safety information . . . . . 1 General safety 1 Electrical safety 1 Safety inspection guide 2 Handling devices that are sensitive to electrostatic discharge 3 Grounding requirements 4 Safety notices (multilingual translations) . . . . . 4 Chapter 2. Important service 70 - Lenovo E40-30 | Hardware Maintenance Manual - Lenovo E40-xx Notebook - Page 4
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Lenovo® products. Lenovo E40-30 and Zhao YangE40-30 Lenovo E40-70 and Zhao Yang E40-70 Machine Type (MT) 20379 and 80EN Machine Type (MT) 20380 and 80EQ Use this manual along with the advanced diagnostic tests to troubleshoot problems. Important: This manual is intended only for trained service - Lenovo E40-30 | Hardware Maintenance Manual - Lenovo E40-xx Notebook - Page 6
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chapter presents following safety information that you need to be familiar with before you service a Lenovo notebook computer. • "General safety" on page 1 • "Electrical safety" on page 1 • "Safety inspection guide" on page 2 • "Handling devices that are sensitive to electrostatic discharge" on page - Lenovo E40-30 | Hardware Maintenance Manual - Lenovo E40-xx Notebook - Page 8
high voltages; Instructions for these precautions machine damage. • Do not service the following parts with the power Safety inspection guide The purpose of this inspection guide is to assist service technicians from injury. This guide Lenovo features or options not covered by this inspection guide - Lenovo E40-30 | Hardware Maintenance Manual - Lenovo E40-xx Notebook - Page 9
cover. 6. Check for any obvious non-Lenovo alterations. Use good judgment as to the safety of any non-Lenovo alterations. 7. Check inside the unit for , such as those listed below, to provide protection that meets the specific service requirement. Note: The use of a grounding system to guard against - Lenovo E40-30 | Hardware Maintenance Manual - Lenovo E40-xx Notebook - Page 10
this section are provided in the following languages: • English • Arabic • Brazilian Portuguese • French • German • Hebrew • Japanese • Korean • Spanish • Traditional Chinese DANGER DANGER DANGER 4 Hardware Maintenance Manual - Lenovo E40-30 | Hardware Maintenance Manual - Lenovo E40-xx Notebook - Page 11
DANGER DANGER DANGER DANGER DANGER Chapter 1. Safety information 5 - Lenovo E40-30 | Hardware Maintenance Manual - Lenovo E40-xx Notebook - Page 12
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PERIGO PERIGO PERIGO PERIGO Chapter 1. Safety information 7 - Lenovo E40-30 | Hardware Maintenance Manual - Lenovo E40-xx Notebook - Page 14
PERIGO PERIGO PERIGO PERIGO DANGER 8 Hardware Maintenance Manual - Lenovo E40-30 | Hardware Maintenance Manual - Lenovo E40-xx Notebook - Page 15
DANGER DANGER DANGER DANGER DANGER DANGER Chapter 1. Safety information 9 - Lenovo E40-30 | Hardware Maintenance Manual - Lenovo E40-xx Notebook - Page 16
DANGER VORSICHT VORSICHT VORSICHT VORSICHT 10 Hardware Maintenance Manual - Lenovo E40-30 | Hardware Maintenance Manual - Lenovo E40-xx Notebook - Page 17
VORSICHT VORSICHT VORSICHT VORSICHT Chapter 1. Safety information 11 - Lenovo E40-30 | Hardware Maintenance Manual - Lenovo E40-xx Notebook - Page 18
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Chapter 1. Safety information 13 - Lenovo E40-30 | Hardware Maintenance Manual - Lenovo E40-xx Notebook - Page 20
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Chapter 1. Safety information 15 - Lenovo E40-30 | Hardware Maintenance Manual - Lenovo E40-xx Notebook - Page 22
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Chapter 1. Safety information 17 - Lenovo E40-30 | Hardware Maintenance Manual - Lenovo E40-xx Notebook - Page 24
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UEFI BIOS is loaded to the system board before completing the service action. To download software fixes, drivers, and UEFI BIOS, go to http://support.lenovo.com/en_US/downloads/detail.page?LegacyDocID=DRVR-MATRIX and follow the instructions on the screen. Use the following strategy to prevent - Lenovo E40-30 | Hardware Maintenance Manual - Lenovo E40-xx Notebook - Page 26
following: 1. Go to: http://www.lenovo.com/support 2. Click Warranty & Services. 3. Click Check Warranty Status. following: 1. Go to: http://www.lenovo.com/support 2. Click Parts. 3. Follow the instructions on the screen to select product. 4. specific model information. 20 Hardware Maintenance Manual - Lenovo E40-30 | Hardware Maintenance Manual - Lenovo E40-xx Notebook - Page 27
the checkout guide, be sure to read the following important notes. Important notes: • Only certified trained personnel should service the computer. discharge, or software errors. Consider replacing a FRU only when a problem recurs. If you suspect that a FRU is defective, clear the Lenovo 2014 21 - Lenovo E40-30 | Hardware Maintenance Manual - Lenovo E40-xx Notebook - Page 28
by attachment of a non-supported device • Forgotten computer password laptop products The following symptoms might indicate damage caused by non-warranted activities: • Missing parts might be a symptom of unauthorized service is used. • If the power problem occurs only when the docking station Manual - Lenovo E40-30 | Hardware Maintenance Manual - Lenovo E40-xx Notebook - Page 29
pin 2 of the ac power adapter might differ from the one you are servicing. 3. If the voltage is not correct, replace the ac power adapter. supports only batteries specially designed for this specific system and manufactured by Lenovo or an authorized builder. The system does not support - Lenovo E40-30 | Hardware Maintenance Manual - Lenovo E40-xx Notebook - Page 30
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4. Related service information This chapter presents following information: • "Restoring the factory contents by using OneKey Recovery" on page 25 • "Power management" on page 25 Restoring the factory contents by using OneKey Recovery Restore of factory default The Lenovo E4030/E4070 computers come - Lenovo E40-30 | Hardware Maintenance Manual - Lenovo E40-xx Notebook - Page 32
disk drive or solid-state drive is read, and system status is restored from the hard disk drive or solid-state drive. 26 Hardware Maintenance Manual - Lenovo E40-30 | Hardware Maintenance Manual - Lenovo E40-xx Notebook - Page 33
it has, it can be used for access to the hard disk drive. If no master hard disk password is available, neither Lenovo nor Lenovo authorized service technicians provide any services to reset either the user or the master hard disk password, or to recover data from the hard disk drive. The hard disk - Lenovo E40-30 | Hardware Maintenance Manual - Lenovo E40-xx Notebook - Page 34
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off. On: The hard disk drive or the optical drive is reading or writing data. Off: The computer is off or in hibernation mode. © Copyright Lenovo 2014 29 - Lenovo E40-30 | Hardware Maintenance Manual - Lenovo E40-xx Notebook - Page 36
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Windows 8.1: Opens the Search charm. F11 Views the programs that you have opened. F12 For Windows 7: Opens Computer. For Windows 8.1: Views all the programs. © Copyright Lenovo 2014 31 - Lenovo E40-30 | Hardware Maintenance Manual - Lenovo E40-xx Notebook - Page 38
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button ijk l 7 Touch pad 8 Memory card slot 9 Power indicator 10 Battery status indicator 11 Device access status indicator 12 Fingerprint reader (on some models) © Copyright Lenovo 2014 33 - Lenovo E40-30 | Hardware Maintenance Manual - Lenovo E40-xx Notebook - Page 40
Left-side view 1 ac power connector 2 dc-in indicator 3 Ventilation slots 4 VGA connector ab c d ef gh 5 Ethernet connector 6 HDMI-out connector 7 USB 3.0 connector 8 USB 2.0 connector (E40-30) or USB 3.0 connector (E40-70) 34 Hardware Maintenance Manual - Lenovo E40-30 | Hardware Maintenance Manual - Lenovo E40-xx Notebook - Page 41
Right-side view 1 Security keyhole 2 Optical drive 3 Novo button Bottom view fe dc b a 4 Always On USB connector 5 USB 2.0 connector 6 Combo audio jack a b c 1 Battery lock 2 Battery pack d 3 Battery lock (spring loaded) 4 Bottom slot cover Chapter 8. Locations 35 - Lenovo E40-30 | Hardware Maintenance Manual - Lenovo E40-xx Notebook - Page 42
You can find a list of CRUs for your product in this Hardware Maintenance Manual. An electronic version of this manual can be found at http://www.lenovo.com/UserManuals. Follow the on-screen instructions to find the manual for your product. You might be required to return the defective part that is - Lenovo E40-30 | Hardware Maintenance Manual - Lenovo E40-xx Notebook - Page 43
1600 8GB Hyn HMT41GS6AFR8A-PB DDR3L 1600 8GB 3 Memory Module: DDR3L 1600 8GB M471B1G73DB0-YK0 25nm 8GB DDR3L 1600 Self-service CRU No No Yes Yes Yes Yes Yes Yes Yes Optional-service CRU No No No FRU No. 11201300 No 11202081 No 11202706 No 11202302 No 11202125 No 11201301 No 11202082 - Lenovo E40-30 | Hardware Maintenance Manual - Lenovo E40-xx Notebook - Page 44
E40-70 W8S Jet2GI3-4005U 1000 6 System board: E40-70 Jet 2G I5-4200U 1000 6 System board: E40-70 W8P Jet2GI5-4200U 1000 6 System board: E40-70 W8S Jet2GI5-4200U 1000 6 System board: E40-70 UMA I5-4200U 1000 6 System board: E40-70 W8P UMA I5-4200U 1000 Self-service 38 Hardware Maintenance Manual - Lenovo E40-30 | Hardware Maintenance Manual - Lenovo E40-xx Notebook - Page 45
-4005U 1000 6 System board: E40-70 W8P UMA I3-4005U 1000 6 System board: E40-70 W8S UMA I3-4005U 1000 6 System board: E40-70 Jet 2G 3558U 1000 6 System board: E40-70 W8P Jet 2G 3558U 1000 6 System board: E40-70 W8S Jet 2G 3558U 1000 6 System board: E40-70 UMA 3558U 1000 Self-service CRU No No No No - Lenovo E40-30 | Hardware Maintenance Manual - Lenovo E40-xx Notebook - Page 46
E40-70 W8P Jet2GI5-4210U 1000 6 System board: E40-70 W8S Jet2GI5-4210U 1000 6 System board: E40-70 UMA I5-4210U 1000 6 System board: E40-70 W8P UMA I5-4210U 1000 6 System board: E40-70 W8S UMA I5-4210U 1000 6 System board: E40-70 Jet 2G I7-4510U 1000 Self-service 40 Hardware Maintenance Manual - Lenovo E40-30 | Hardware Maintenance Manual - Lenovo E40-xx Notebook - Page 47
service CRU 6 System board: E40-70 W8P Jet2GI7-4510U No 1000 6 System board: E40-70 W8S Jet2GI7-4510U No 1000 6 System board: E40-70 UMA I7-4510U 1000 No 6 System board: E40-70 W8P UMA I7-4510U No 1000 6 System board: E40-70 W8S UMA I7-4510U No 1000 6 System board: E40-70 Combo(support No - Lenovo E40-30 | Hardware Maintenance Manual - Lenovo E40-xx Notebook - Page 48
FRUs (continued) No. FRU descriptions Self-service CRU 11 IO Board E40-30 No 12 Speaker: E40-30 L+R W/Rubber No 13 LED Board: E40-30 No 14 Lower Case: E40-30 No 14 Lower Case: E40-30 BTM UMA No 15 Hard Disk Yes 16200389 No 5CB0G07316 Yes 25215010 42 Hardware Maintenance Manual - Lenovo E40-30 | Hardware Maintenance Manual - Lenovo E40-xx Notebook - Page 49
C2 HD AG S LED1 NB LCD 4 Hinge: C E40-30 L+R 5 camera module: C E40-30 1M 5 camera module: C E40-30 0.3M 6 LCD cover: LCD C E40-30 7 LCD cable: LCD C E40-30 W/CAM Cable UMA 7 LCD cable: LCD C E40-30 W/CAM Cable DIS 7 LCD cable: LCD C E40-30 WO/CAM Cable UMA Self-service CRU No No No No No No - Lenovo E40-30 | Hardware Maintenance Manual - Lenovo E40-xx Notebook - Page 50
E40-70 screw: E40-30 Hinge-A Heatsink-MB screw: E40-30 D Cover-KB screw: E40-30 Fan-MB Fan-D Cover screw: E40-30 IO BD-D Bezel-LCDCover screw: E40-30 Speaker-D D-C screw: E40-30 HDD Breaket-HDD screw: E40-30 MB-D HDD BRT-D Self-service 18 1m Yes code Optional-service PN number CRU No 36200602 - Lenovo E40-30 | Hardware Maintenance Manual - Lenovo E40-xx Notebook - Page 51
Power code India 3pin: LINETEK PE-361+ H05VV-F+ LS15 Yes 1m code Power code India 3pin: Longwell LP-67+BIS+LS-18 1m code Yes Power code India 3pin: lux 3pin: Longwell LP-23A+LFC-3R+LS-18 Yes 1m code Optional-service PN number CRU No 145000605 No 145500000 No 145000585 No 145000553 No - Lenovo E40-30 | Hardware Maintenance Manual - Lenovo E40-xx Notebook - Page 52
Yes 1m code Power code Israel 3pin: LINETEK LS15+H03VV-F+LP-41 1m Yes code Optional-service PN number CRU No 145000532 No 145500006 No 145000588 No 145000556 No 145000531 No 145500007 No 145000590 No 145000527 No 145500011 No 145000595 46 Hardware Maintenance Manual - Lenovo E40-30 | Hardware Maintenance Manual - Lenovo E40-xx Notebook - Page 53
Keyboard Chicony: No Portugue85KeyBoxsterCCYBlkKBlackFrame Keyboard Chicony: No LatinSpa85KeyBoxsterCCYBlkKBlackFrame Keyboard Chicony: No CanadFrEn85KeyBoxsterCCYBlkKBlackFrame Optional-service PN number CRU No 145000563 No 145000526 No 145500012 No 145000597 No 145000565 No - Lenovo E40-30 | Hardware Maintenance Manual - Lenovo E40-xx Notebook - Page 54
Sunrex: Thailand84KeyBoxsterJMEBlkKBlackFrame No Keyboard Sunrex: No Portugue85KeyBoxsterJMEBlkKBlackFrame Optional-service PN number CRU Yes 25215322 Yes 25215323 Yes 25215324 Yes 25215345 Yes 25215346 Yes 25215347 Yes 25215348 Yes 25215349 48 Hardware Maintenance Manual - Lenovo E40-30 | Hardware Maintenance Manual - Lenovo E40-xx Notebook - Page 55
Keyboard Sunrex: Czh-Slk85KeyBoxsterJMEBlkKBlackFrame No Keyboard Sunrex: No Bulgarian85KeyBoxsterJMEBlkKBlackFrame Keyboard Sunrex: India84KeyBoxsterJMEBlkKBlackFrame No Optional-service PN number CRU Yes 25215350 Yes 25215351 Yes 25215352 Yes 25215353 Yes 25215354 Yes 25215355 - Lenovo E40-30 | Hardware Maintenance Manual - Lenovo E40-xx Notebook - Page 56
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You can find a list of CRUs for your product in this Hardware Maintenance Manual. An electronic version of this manual can be found at http://www.lenovo.com/UserManuals. Follow the on-screen instructions to find the manual for your product. You might be required to return the defective part that is - Lenovo E40-30 | Hardware Maintenance Manual - Lenovo E40-xx Notebook - Page 58
, tighten all screws firmly to the torque specified in the screw information table for each step. • Ensure that torque screwdrivers are calibrated correctly following country specifications. 52 Hardware Maintenance Manual - Lenovo E40-30 | Hardware Maintenance Manual - Lenovo E40-xx Notebook - Page 59
You can find a list of CRUs for your product in this Hardware Maintenance Manual. An electronic version of this manual can be found at http://www.lenovo.com/UserManuals. Follow the on-screen instructions to find the manual for your product. You might be required to return the defective part that is - Lenovo E40-30 | Hardware Maintenance Manual - Lenovo E40-xx Notebook - Page 60
the battery pack is physically damaged or a customer is reporting a possible safety issue. If the Lenovo Solution Center program is not installed on the computer, the customer should download and install the program these FRUs: • "1010 External battery pack" on page 54 54 Hardware Maintenance Manual - Lenovo E40-30 | Hardware Maintenance Manual - Lenovo E40-xx Notebook - Page 61
Removal steps of the keyboard Remove two screws 1 . a a Step 1 Screw (quantity) M2.0 × 6mm, flat-head, nylok-coated (2) Color Black Torque 1.5 - 2.0 kgfcm Lift the keyboard a little by its upper edge with a flat blade 2 , and then slide the keyboard frame forward in the direction shown by - Lenovo E40-30 | Hardware Maintenance Manual - Lenovo E40-xx Notebook - Page 62
" on page 54 Removal steps of the Optical drive Remove the screw 1 . a Step 1 Screw (quantity) SCREW M2*6mm, flat-head, nylok-coated (2) 56 Hardware Maintenance Manual Color Black Torque 1.5- 2.0 kgfcm - Lenovo E40-30 | Hardware Maintenance Manual - Lenovo E40-xx Notebook - Page 63
Insert a screwdriver into the screw hold and push the optical driver in the direction shown by arrow 2 . Pull the optical drive out in the direction shown by arrow 3 . b c Remove the ODD bezel 4 . Loosen two screws 5 and - Lenovo E40-30 | Hardware Maintenance Manual - Lenovo E40-xx Notebook - Page 64
copy of all the information on it if possible. • Never remove the drive while the system is operating or in suspend mode. 58 Hardware Maintenance Manual - Lenovo E40-30 | Hardware Maintenance Manual - Lenovo E40-xx Notebook - Page 65
Removal steps of the hard disk drive or the solid-state drive Remove the screws 1 . a a Step 1 Screw (quantity) M2.5 × 6mm, flat-head, nylon-coated (2) Slide the hard disk drive in the direction shown by arrow 2 . Color Black Torque 2.0- 2.5 kgfcm b Pull the hard disk drive out 3 . c Chapter - Lenovo E40-30 | Hardware Maintenance Manual - Lenovo E40-xx Notebook - Page 66
direction shown by arrow 1 , and then remove the screw 2 b a a Step 2 Screw (quantity) M2 × 3 mm, flat-head, nylon-coated (1) Color Black Torque 1.0- 1.5 kgfcm 60 Hardware Maintenance Manual - Lenovo E40-30 | Hardware Maintenance Manual - Lenovo E40-xx Notebook - Page 67
Remove the card in the direction shown by arrow 3 . c When installing: 1. In models with a wireless LAN card that has two antenna connectors, plug the black cable (1st) (MAIN) into the jack labeled MAIN or 1 on the card, and the white cable (2nd) (AUX) into jack labeled AUX or 2 on the card. 2. In - Lenovo E40-30 | Hardware Maintenance Manual - Lenovo E40-xx Notebook - Page 68
aa Step 1 2 Screw (quantity) M2.5 × 6mm, flat-headed, nylon-coated (8) M2.0 × 3mm, flat-headed, nylon-coated (2) Color Black Black Torque 2.0- 2.5 kgfcm 1.0- 1.5 kgfcm 62 Hardware Maintenance Manual - Lenovo E40-30 | Hardware Maintenance Manual - Lenovo E40-xx Notebook - Page 69
Detach power board connector, LED board connector , touch pad connector and finger print reader connector in the direction shown by arrows 3 4 . d c When installing: Ensure that all the connectors are attached firmly. Remove the upper case in the direction shown by arrow 5 . e 1090 Audio board, - Lenovo E40-30 | Hardware Maintenance Manual - Lenovo E40-xx Notebook - Page 70
screw 4 , and then remove the power board in the direction shown by arrow 5 . d e Step 4 Screw (quantity) M2 × 3mm, flat-head, nylon-coated (1) 64 Hardware Maintenance Manual Color black Torque 1.0- 1.5 kgfcm - Lenovo E40-30 | Hardware Maintenance Manual - Lenovo E40-xx Notebook - Page 71
Detach the connector 6 , and then remove the touch pad board cable in the direction shown by arrow 7 . g f When installing: make sure that the touch pad board cable connector is firmly attached. Remove one screw 8 , and then remove the finger printer bracket in the direction shown by arrow 9 . a b - Lenovo E40-30 | Hardware Maintenance Manual - Lenovo E40-xx Notebook - Page 72
62 • "1090 Audio board, audio board cable, power board, touch pad board cable, finger printer board and LED board" on page 63 66 Hardware Maintenance Manual - Lenovo E40-30 | Hardware Maintenance Manual - Lenovo E40-xx Notebook - Page 73
Removal steps of the system board Detach EDP cable connector 1 . a Remove one screw 2 and three screws 3 . b c c c Step 2 3 Screw (quantity) M2 × 5mm, flat-headed, nylon-coated (1) M2.5 × 6mm, flat-headed, nylon-coated (3) Color Silver Black Torque 1.7- 2.0 kgfcm 2.0- 2.5 kgfcm Chapter 10. - Lenovo E40-30 | Hardware Maintenance Manual - Lenovo E40-xx Notebook - Page 74
Heat Sink assembly For access, remove these FRUs in order: • "1010 External battery pack" on page 54 • "1020 Keyboard" on page 54 68 Hardware Maintenance Manual - Lenovo E40-30 | Hardware Maintenance Manual - Lenovo E40-xx Notebook - Page 75
• "1030 Optical disk drive" on page 56 • "1040 Base cover assembly" on page 57 • "1050 Hard disk drive or solid-state hybrid drive" on page 58 • "1060 Wireless-LAN /Bluetooth card" on page 60 • "1080 Upper case" on page 62 • "1090 Audio board, audio board cable, power board, touch pad board cable, - Lenovo E40-30 | Hardware Maintenance Manual - Lenovo E40-xx Notebook - Page 76
board, audio board cable, power board, touch pad board cable, finger printer board and LED board" on page 63 • "1100 System board" on page 66 70 Hardware Maintenance Manual - Lenovo E40-30 | Hardware Maintenance Manual - Lenovo E40-xx Notebook - Page 77
that they are not subject to any tension. Tension could cause the cables to be damaged by the cable guides, or a wire to be broken. 1130 LCD unit and DC-in cable For access, remove this FRU: System board" on page 66 • "1120 Speaker assembly" on page 70 Chapter 10. Removing or replacing a FRU 71 - Lenovo E40-30 | Hardware Maintenance Manual - Lenovo E40-xx Notebook - Page 78
LCD unit and DC-in cable Release the antenna cables from the cable guide 1 , and then remove two screws 2 and two screws 3 . installing: • Route the antenna cables along the cable guides. As you route the cables, make sure that the cables to be damaged by the cable guides, or a wire to be broken. • - Lenovo E40-30 | Hardware Maintenance Manual - Lenovo E40-xx Notebook - Page 79
board, touch pad board cable, finger printer board and LED board" on page 63 • "1100 System board" on page 66 • "1120 Speaker assembly" on page 70 • "1130 LCD unit and DC-in cable" on page 71 Chapter 10. Removing or replacing a FRU 73 - Lenovo E40-30 | Hardware Maintenance Manual - Lenovo E40-xx Notebook - Page 80
board, touch pad board cable, finger printer board and LED board" on page 63 • "1100 System board" on page 66 • "1120 Speaker assembly" on page 70 • "1130 LCD unit and DC-in cable" on page 71 • "1140 LCD front bezel" on page 73 74 Hardware Maintenance - Lenovo E40-30 | Hardware Maintenance Manual - Lenovo E40-xx Notebook - Page 81
Removal steps of the LCD panel and hinges Disconnect the EDP cable connector 1 . a When installing: Ensure that the connector is attached firmly. Remove four screws 2 and then remove the LCD panel 3 . b b bc b c c Step 2 Screw (quantity) M2.5 × 4mm, flat-headed, nylon-coated (4) Color - Lenovo E40-30 | Hardware Maintenance Manual - Lenovo E40-xx Notebook - Page 82
66 • "1120 Speaker assembly" on page 70 • "1130 LCD unit and DC-in the LCD cable from the cable guide 3 . a b c When to be damaged by the cable guides, or a wire to be 66 • "1120 Speaker assembly" on page 70 • "1130 LCD unit and DC-in guide, and then remove the antenna assembly in the direction - Lenovo E40-30 | Hardware Maintenance Manual - Lenovo E40-xx Notebook - Page 83
installing: Route the antenna cables along the cable guides and secure the antenna boards with adhesive tapes. As you route the cables, make sure that they are not subjected to any tension. Tension could cause the cables to be damaged by the cable guides, or a wire to be broken. Chapter 10. Removing - Lenovo E40-30 | Hardware Maintenance Manual - Lenovo E40-xx Notebook - Page 84
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the operation of any other product, program, or service. Lenovo may have patents or pending patent applications covering support applications where malfunction may result in injury or death to persons. The information contained in this document does not affect or change Lenovo product specifications - Lenovo E40-30 | Hardware Maintenance Manual - Lenovo E40-xx Notebook - Page 86
Guide. EU contact: Lenovo, Einsteinova 21, 851 01 Bratislava, Slovakia Trademarks The following terms are trademarks of Lenovo in the United States, other countries or both: Lenovo company, product, or service names may be the trademarks or service marks of others. 80 Hardware Maintenance Manual - Lenovo E40-30 | Hardware Maintenance Manual - Lenovo E40-xx Notebook - Page 87
Appendix B. Abbreviation table The following table lists all abbreviations and acronyms used in this manual. Abbreviation 3G BGA BIOS CMOS COA CRC CRT CRU CTO EAIA ECA EEPROM EFI model personal computer Platform Controller Hub power-on self-test random-access memory © Copyright Lenovo 2014 81 - Lenovo E40-30 | Hardware Maintenance Manual - Lenovo E40-xx Notebook - Page 88
-film transistors Unified Extensible Firmware Interface Universal Serial Bus universally unique identifier video graphics array video random-access memory wide area network 82 Hardware Maintenance Manual - Lenovo E40-30 | Hardware Maintenance Manual - Lenovo E40-xx Notebook - Page 89
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HardwareMaintenanceManual
LenovoE40–30,E40–70,ZhaoYangE40–30andZhaoYangE40–70