Manuals
/
Brands
/
Computer Equipment
/
Laptop
/
Lenovo
/
Computer Equipment
/
Laptop
Lenovo
L412, L512 manual
Overall
1
156
248
248
Download
248 pages, 8.1 Mb
Overall
1
2
3
4
5
8
7
6
10
9
11
12
28
27
26
23
24
25
22
21
20
19
18
17
16
15
13
14
148
ThinkPad SL410, L410, L412, SL510, L510, and L512 HardwareMaintenance Manual
Contents
Main
Page
Page
Page
Contents
About this manual ..........v Safety information ..........1
Important service information.....39
General checkout ..........43
Related service information......55
Parts list .............147
Notices ..............237
iv
About this manual
Page
Safety information
General safety
2
Electrical safety
4
Safety inspection guide
Handling devices that are sensitive to electrostatic discharge
Grounding requirements
6
Safety notices (multilingual translations)
8
Page
Page
Page
12
Page
14
Page
16
Page
Page
Page
Page
Page
Page
Page
24
Page
Page
Page
Laser compliance statement (multilingual translations)
28
Page
30
Page
32
Page
Page
Page
36
Page
Page
Important service information
Strategy for replacing FRUs
Strategy for replacing a hard disk drive
Important notice for replacing a system board
40
How to use error message
Strategy for replacing FRUs for CTO, CMV, and GAV Product definition
Dynamic Configure To Order (CTO)
Custom Model Variant (CMV)
General Announce Variant (GAV)
FRU identification for CTO, CMV, and GAV products
Using eSupport
Using the HMM
42
General checkout
What to do first
44
Checkout guide
Diagnostics using PC-Doctor for DOS
Testing the computer
46
Detecting system information with PC-Doctor
Lenovo ThinkVantage Toolbox (Lenovo System Toolbox)
PC-Doctor for Rescue and Recovery
48
FRU tests
The following table shows the test for each FRU.
50
Power system checkout
Checking the ac adapter
Checking operational charging
Checking the battery pack
Checking the backup battery
52
Page
Page
Related service information
Restoring the factory contents by using Recovery Disc Set
Passwords
56
Power-on password
Hard-disk password
Supervisor password
How to remove the power-on password
How to remove the hard-disk password
58
Page
Power management
Screen blank mode
60
Sleep (standby) mode
Hibernation mode
Symptom-to-FRU index
Numeric error codes
62
Page
64
Error messages
No-beep symptoms
LCD-related symptoms
66
Intermittent problems
Undetermined problems
Page
Status indicators
This chapter presents the system status indicators that show the status of the computer.
70
Fn key combinations
The following table shows the function of each combination of Fn with a function key.
72
Page
Page
FRU replacement notices
Screw notices
Retaining serial numbers
Restoring the serial number of the system unit
76
Retaining the UUID
Reading or writing the ECA information
Page
Removing and replacing a FRU
1010 Battery pack
80
Page
Page
Page
1030 Optical drive or travel cover
84
1040 Thermal cover
1050 Hard disk drive (HDD) assembly
86
Page
1060 DIMM
88
1070 Fan assembly
90
Page
92
1080 CPU
Page
Page
Page
Page
1110 Palm rest assembly with cables
98
Table19. Removal steps of palm rest assembly with cables (continued)
100
1120 PCI Express Mini Card for wireless LAN
Page
1130 Backup battery
1140 Bluetooth daughter card (BDC-2)
104
1150 Media Card Reader slot board and Media Card Reader cable assembly
106
1160 Keyboard
108
Page
1170 Keyboard bezel
110
Page
1180 LCD unit
112
Page
114
Page
Page
1190 Top shielding assembly
118
Page
120
1200 System board assembly
122
Page
124
Page
126
Page
128
1210 USB connector board and USB cable assembly
Page
1220 DC-in cable and base cover
132
Page
134
(continued) For ThinkPad SL410, and L410:
For ThinkPad L412:
2010 LCD front bezel
136
2020 Speaker assembly
2030 Integrated camera
138
2040 Antenna assembly
140
2050 Hinges, LCD panel, LCD cable, and LCD rear cover assembly
142
Page
Page
Locations
Front view
Rear view
Bottom view
146
Parts list
Overall
148
Page
150
Page
152
Page
154
Page
156
Page
158
Page
160
Page
162
Page
164
Page
166
Page
168
Page
170
Page
172
Page
174
Page
176
Page
178
Page
180
Page
182
Page
184
Page
186
Page
188
Page
190
Page
192
Page
194
Page
196
Page
198
Page
200
Page
LCD FRUs
202
Page
204
Page
206
Page
208
Page
210
Page
212
Page
Keyboard
214
Miscellaneous parts
AC adapters
216
Power cords
Recovery discs Windows XP Professional (32 bit) DVDs
218
Page
Windows Vista Home Basic (32 bit) DVDs
Windows Vista Home Premium (32 bit) DVDs
220
Windows Vista Home Premium (64 bit) DVDs
Windows Vista Business (32 bit) DVDs
Windows 7 Home Basic (32 bit) DVDs
222
Page
Windows 7 Home Premium (32 bit) DVDs
224
Page
Windows 7 Home Premium (64 bit) DVDs
226
Page
Windows 7 Professional (32 bit) DVDs
228
Page
230
Page
Windows 7 Professional (64 bit) DVDs
232
Page
Windows 7 Ultimate (32 bit) DVDs
Windows 7 Ultimate (64 bit) DVDs
234
Common service tools
Page
Notices
Trademarks
238
OverallOverall