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77431HU - ThinkPad R61 7743
User Manuals: Lenovo 77431HU - ThinkPad R61 7743 Screen
Manuals and User Guides for Lenovo 77431HU - ThinkPad R61 7743 Screen. We have
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Lenovo 77431HU - ThinkPad R61 7743 Screen manual available for free PDF download: Hardware Maintenance Manual
Lenovo 77431HU - ThinkPad R61 7743 Hardware Maintenance Manual (256 pages)
14.1-inch widescreen
Brand:
Lenovo
| Category:
Laptop
| Size: 6.74 MB
Table of Contents
Table of Contents
5
About this Manual
7
Safety Information
9
General Safety
9
Electrical Safety
10
Safety Inspection Guide
11
Handling Devices that Are Sensitive to Electrostatic Discharge
12
Grounding Requirements
13
Safety Notices: Multilingual Translations
13
Laser Compliance Statement
19
Important Service Information
23
Strategy for Replacing Frus
23
Strategy for Replacing a Hard Disk Drive
24
Important Notice for Replacing a System Board
24
How to Use Error Message
24
Strategy for Replacing Frus for CTO, CMV, and GAV
24
Product Definition
24
FRU Identification for CTO, CMV, and GAV Products
25
Important Information about Replacing Rohs Compliant Frus
26
General Checkout
29
What to Do First
30
Checkout Guide
31
Diagnostics Using PC-Doctor for DOS
32
PC-Doctor for Windows
34
PC-Doctor for Rescue and Recovery
34
Power System Checkout
35
Checking the Ac Adapter
35
Checking Operational Charging
36
Checking the Battery Pack
36
Checking the Backup Battery
37
Related Service Information
39
Restoring the Factory Contents by Using Product Recovery Discs
39
Passwords
40
Power-On Password
40
Hard-Disk Password
40
Supervisor Password
40
How to Remove the Power-On Password
41
How to Remove the Hard-Disk Password
41
Power Management
42
Screen Blank Mode
42
Standby Mode
42
Hibernation Mode
43
Symptom-To-FRU Index
44
Numeric Error Codes
44
Error Messages
49
Beep Symptoms
50
No-Beep Symptoms
50
LCD-Related Symptoms
51
Intermittent Problems
51
Undetermined Problems
52
Thinkpad T61, R61, and R61I (14.1-Inch Widescreen)
53
Specifications
53
Status Indicators
57
FRU Tests
60
Fn Key Combinations
62
FRU Replacement Notices
65
Screw Notices
65
Retaining Serial Numbers
66
Removing and Replacing a FRU
68
1010 Battery Pack
69
1020 Ultrabay Slim Device or Ultrabay Enhanced Device
70
1030 Hard Disk Drive (HDD) Cover, HDD, and HDD Rubber Rails or Solid State Drive (SSD) and Storage Converter
71
1040 Palm Rest or Palm Rest with Fingerprint Reader
73
1050 DIMM
76
1060 Keyboard
77
1070 Modem Daughter Card (MDC-1.5)
79
1080 PCI Express Mini Card for Wireless LAN
81
1090 PCI Express Mini Card for Wireless WAN or Intel Turbo Memory Mini Card
83
1100 SIM Card Slot
85
1110 Backup Battery
87
1120 Keyboard Bezel
88
1130 Speaker Assembly
90
1140 Fan Assembly
92
1150 Cpu
97
1160 LCD Assembly
98
1170 Base Cover, USB Sub Card with Cable, and PC Card Slots Bezel Assembly
101
Step Screw (Quantity)
102
M2 × 3.5 MM, Flat-Head, Nylon-Coated
104
Color Torque
104
Black 0.167 Nm (1.7 Kgfcm)
104
Black 0.167 Nm
104
Black 0.167 Nm (1.7 Kgfcm)
105
1180 Structure Frame
107
1190 System Board, PC Card/Express Card Slots Assembly or PC Card/Smart Card Slots Assembly or PC Card/4-In-1 Media Reader Slot Assembly
111
2010 LCD Front Bezel and LCD Rear Cover (LCD Cover Kit)
114
2020 Inverter Card
118
2030 Bluetooth Daughter Card (BDC-2)
119
2040 Antenna Assembly
120
2050 LCD Magnesium Frame, Hinge Assembly, and Integrated Camera
122
2060 LCD Panel and LCD Cable
125
Locations
126
Front View
126
Rear View
127
Bottom View
128
Parts List
129
Overall
130
LCD Frus
206
Keyboard
226
Miscellaneous Parts
227
AC Adapters
228
Power Cords
230
Recovery Discs
231
Common Service Tools
251
Notices
253
Trademarks
254
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