LENOVO N100 - Service Manual.pdf

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MT 0689, 0690, and 0768
Lenovo 3000 N100
Hardware Maintenance Manual
September 2006
This manual supports:
Lenovo 3000 N100
(MT 0689, 0690, and 0768)
Lenovo 3000 N100
Hardware Maintenance Manual
Note
Before using this information and the product it supports, be sure to read the general information under “Notices” on page
112.
First Edition (September 2006)
© Copyright Lenovo 2006. All rights reserved.
U.S. GOVERNMENT USERS – RESTRICTED RIGHTS: Our products and/or services are provided with
RESTRICTED RIGHTS. Use, duplication or disclosure by the Government is subject to the GSA ADP Schedule
contract with Lenovo Group Limited, if any, or the standard terms of this commercial license, or if the agency is
unable to accept this Program under these terms, then we provide this Program under the provisions set forth in
Commercial Computer Software–Restricted Rights at FAR 52.227-19, when applicable, or under Rights in
Data-General, FAR 52.227.14 (Alternate III).
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Contents
. 1
About this manual . . . . . . . . . . . . 1
Important service information . . . . . . . . 1
Strategy for replacing FRUs . . . . . . . . . 1
Strategy for replacing a hard disk drive . . . . 2
Important notice for replacing a system board . . 2
How to use error messages . . . . . . . . 2
Strategy for replacing FRUs for Custom Model
Variant (CMV) products . . . . . . . . . . 2
Using PC Entitlement Warehouse (PEW) . . . . 3
Using eSupport . . . . . . . . . . . . 3
Using the HMM . . . . . . . . . . . . 3
Important information about replacing RoHS
compliant FRUs . . . . . . . . . . . . . 4
Diskette compatibility matrix . . . . . . . . . 5
Safety notices: multilingual translations . . . . . 5
Safety information . . . . . . . . . . . . 11
General safety . . . . . . . . . . . . 11
Electrical safety . . . . . . . . . . . . 11
Safety inspection guide . . . . . . . . . 13
Handling devices that are sensitive to
electrostatic discharge . . . . . . . . . . 14
Grounding requirements . . . . . . . . . 14
Laser compliance statement . . . . . . . . . 15
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Intermittent problems . . . . . . . . . . 42
Undetermined problems . . . . . . . . . 42
FRU replacement notices . . . . . . . . . . 43
Screw notices . . . . . . . . . . . . . 43
Retaining serial numbers . . . . . . . . . 43
Removing and replacing a FRU . . . . . . . . 46
1010 Battery pack . . . . . . . . . . . 47
1020 Hard disk drive slot cover . . . . . . . 48
1030 Hard disk drive . . . . . . . . . . 48
1040 PCI Express Mini Card for 802.11 a/b/g
wireless LAN . . . . . . . . . . . . . 49
1050 PCI Express Mini Card for 802.11 a/b/g/n
wireless LAN . . . . . . . . . . . . . 50
1060 DIMM slot cover . . . . . . . . . . 51
1070 DIMM . . . . . . . . . . . . . 51
1080 Optical drive . . . . . . . . . . . 52
1090 Thermal module slot cover . . . . . . 53
1100 Fan . . . . . . . . . . . . . . 54
1110 Thermal module . . . . . . . . . . 55
1120 CPU . . . . . . . . . . . . . . 57
1130 Cover, strip (E cover) . . . . . . . . 58
1140 Keyboard . . . . . . . . . . . . 59
1150 Function board . . . . . . . . . . 61
1160 LCD unit . . . . . . . . . . . . 62
1170 To p cover assembly (C cover) with speakers
and Bluetooth daughter card (BDC) . . . . . 65
1180 USB/Audio connector card . . . . . . 70
1190 VGA connector card . . . . . . . . . 71
1200 System board, MDC, PC Card slot, and
bottom cover assembly (D cover) . . . . . . 72
2010 LCD front bezel (B cover) . . . . . . . 76
2020 Inverter card . . . . . . . . . . . 77
2030 LCD panel, LCD cable, and hinges . . . . 78
2040 Camera and LCD rear cover assembly (A
cover) . . . . . . . . . . . . . . . 80
Locations . . . . . . . . . . . . . . . 82
Front view . . . . . . . . . . . . . . 82
Rear view . . . . . . . . . . . . . . 83
Bottom view . . . . . . . . . . . . . 83
Parts list . . . . . . . . . . . . . . . 84
Overall . . . . . . . . . . . . . . . 84
LCD FRUs . . . . . . . . . . . . . . 99
Keyboard . . . . . . . . . . . . . . 105
Recovery CDs . . . . . . . . . . . . 106
Corel software CDs . . . . . . . . . . 108
AC adapters . . . . . . . . . . . . . 108
Miscellaneous parts . . . . . . . . . . 109
Optional FRU . . . . . . . . . . . . 110
Common parts list . . . . . . . . . . . 110
Notices . . . . . . . . . . . . . . . 112
Trademarks . . . . . . . . . . . . . . 113
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Read this first . . . . . . . . . . . . . 17
What to do first . . . . . . . . . . . . 17
Related service information . . . . . . . . . 19
Service We b site . . . . . . . . . . . . 19
Restoring the factory contents by using Product
Recovery CDs . . . . . . . . . . . . 19
Passwords . . . . . . . . . . . . . . 21
Power management . . . . . . . . . . 23
Checkout guide . . . . . . . . . . . . . 25
Testing the computer . . . . . . . . . . 25
Detecting system information with PC-Doctor . . 27
Power system checkout . . . . . . . . . 27
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Product overview . . . . . . . . . . . . 32
Specifications . . . . . . . . . . . . . 32
Status indicators . . . . . . . . . . . . 34
FRU tests . . . . . . . . . . . . . . 35
Fn key combinations . . . . . . . . . . 36
Symptom-to-FRU index . . . . . . . . . . 37
Numeric error codes . . . . . . . . . . 37
Error messages . . . . . . . . . . . . 39
Beep symptoms . . . . . . . . . . . . 40
No-beep symptoms . . . . . . . . . . . 40
LCD-related symptoms . . . . . . . . . 41
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© Copyright Lenovo 2006
iii
Introduction
General descriptions .
Lenovo 3000 N100 .

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