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Contents
About this manual . . . . . . . . . .v
Safety information . . . . . . . . . .1
General safety . . . . . . . . . . . . . .2
Electrical safety . . . . . . . . . . . . .3
Safety inspection guide . . . . . . . . . . .5
Handling devices that are sensitive to electrostatic
discharge . . . . . . . . . . . . . . .6
Grounding requirements . . . . . . . . . .6
Safety notices: multilingual translations . . . . .7
Laser compliance statement . . . . . . . . .14
Important service information . . . . .17
Strategy for replacing FRUs . . . . . . . . .17
Strategy for replacing a hard disk drive . . . .18
Important notice for replacing a system board . .18
How to use error message . . . . . . . .18
Strategy for replacing FRUs for CTO, CMV, and
GAV . . . . . . . . . . . . . . . . .19
Product definition . . . . . . . . . . .19
FRU identification for CTO, CMV, and GAV
products . . . . . . . . . . . . . .19
Important information about replacing RoHS
compliant FRUs . . . . . . . . . . . . .21
General checkout . . . . . . . . . .23
What to do first . . . . . . . . . . . . .24
Checkout guide . . . . . . . . . . . . .25
Diagnostics using PC-Doctor for DOS . . . .26
PC-Doctor for Windows . . . . . . . . .28
Power system checkout . . . . . . . . . .29
Checking the AC adapter . . . . . . . . .29
Checking operational charging . . . . . . .29
Checking the battery pack . . . . . . . .30
Related service information . . . . . .31
Restoring the factory contents by using Product
Recovery discs . . . . . . . . . . . . .31
Passwords . . . . . . . . . . . . . . .32
Power-on password . . . . . . . . . .32
Hard-disk password . . . . . . . . . .32
Supervisor password . . . . . . . . . .33
How to remove the hard-disk password . . . .33
Power management . . . . . . . . . . .34
Screen blank mode . . . . . . . . . . .34
Sleep (standby) mode . . . . . . . . . .34
Hibernation mode . . . . . . . . . . .35
Symptom-to-FRU index . . . . . . . . . .36
Numeric error codes . . . . . . . . . .36
Error messages . . . . . . . . . . . .38
No-beep symptoms . . . . . . . . . . .39
LCD-related symptoms . . . . . . . . .40
Intermittent problems . . . . . . . . . .41
Undetermined problems . . . . . . . . .41
Lenovo 3000 N500 . . . . . . . . . .43
Specifications . . . . . . . . . . . . . .43
Status indicators . . . . . . . . . . . . .45
FRU tests . . . . . . . . . . . . . . .47
Fn key combinations . . . . . . . . . . .48
FRU replacement notices . . . . . . . . . .49
Screw notices . . . . . . . . . . . . .49
Retaining serial numbers . . . . . . . . .50
Removing and replacing a FRU . . . . . . . .53
1010 Battery pack . . . . . . . . . . .54
1020 Dummy cards . . . . . . . . . . .55
1030 Hard disk drive (HDD) slot cover and HDD 56
1040 Optical drive . . . . . . . . . . .58
1050 Thermal slot cover . . . . . . . . .59
1060 DIMM . . . . . . . . . . . . .60
1070 Fan assembly . . . . . . . . . . .61
1080 Heat sink assembly . . . . . . . . .63
1090 Wireless LAN card slot cover and PCI
Express Mini Card for wireless LAN . . . . .65
1100 CPU . . . . . . . . . . . . . .67
1110 Keyboard cover and power board . . . .68
1120 Bluetooth daughter card (BDC-2.1) . . . .70
1130 Keyboard . . . . . . . . . . . .71
1140 LCD unit . . . . . . . . . . . .73
1150 Keyboard bezel and LED board L . . . .76
1160 LED board R . . . . . . . . . . .79
1170 System board and ExpressCard slot
assembly . . . . . . . . . . . . . .80
1180 Speakers and base cover . . . . . . .84
2010 LCD front bezel . . . . . . . . . .86
2020 Inverter card . . . . . . . . . . .87
2030 Integrated camera . . . . . . . . .88
2040 LCD panel, LCD cable, and hinges . . . .89
2050 Antenna assembly and LCD cover . . . .92
Locations . . . . . . . . . . . . . . .93
Front view . . . . . . . . . . . . . .93
Rear view . . . . . . . . . . . . . .95
Bottom view . . . . . . . . . . . . .95
Parts list . . . . . . . . . . . . . . .96
Overall . . . . . . . . . . . . . . .97
LCD FRUs . . . . . . . . . . . . . 101
Keyboard . . . . . . . . . . . . . . 103
Miscellaneous parts . . . . . . . . . . 104
AC adapters . . . . . . . . . . . . . 105
Power cords . . . . . . . . . . . . . 106
Recovery discs . . . . . . . . . . . . 107
Common service tools . . . . . . . . . 111
Notices . . . . . . . . . . . . . .113
Trademarks . . . . . . . . . . . . . .114
© Copyright Lenovo 2008, 2009 iii