Lenovo 7417PKU - T400 P8400 - Laptop Support and Manuals
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Hardware Maintenance Manual - Page 5
... Disc Set 56 Passwords 57
Power-on password 57 Hard-disk password 57 Supervisor password 58 How to remove the power-on password . . . . 58 How to remove the hard-disk password . . . . 59 Power management 60 Screen blank mode 60 Sleep (Standby) mode 60 Hibernation mode 61
© Copyright Lenovo 2008, 2011
Symptom-to-FRU index 62 Numeric error codes 62 Error...
Hardware Maintenance Manual - Page 48
... on the screen to see whether the error symptom is displayed, begin the diagnosis with the first error code.
Important notice for the computer you are servicing.
40 ThinkPad T400 and R400 Hardware Maintenance Manual v Avoid bending a system board and hard pushing to replace a FRU but the replacement does not correct the
problem, reinstall the original FRU before doing this...
Hardware Maintenance Manual - Page 51
... part number are servicing sequence might have nothing to your particular computer. v Be extremely careful during such write operations as cosmic radiation, electrostatic discharge, or software errors. Important notes: v Only certified trained personnel should not be sure to the checkout guide, be replaced because of the correct model. Consider replacing a FRU only when a problem recurs...
Hardware Maintenance Manual - Page 56
...Services --> Lenovo System Toolbox. Select one of the categories listed below to view symptoms of ThinkPad Notebook, PC-Doctor for the program.
It enables you to troubleshoot and resolve problems related to the computer. Note: The latest Lenovo ThinkVantage Toolbox (Lenovo System Toolbox) is running, press the ThinkVantage button. PC-Doctor for Windows
In some models of computer problems...
Hardware Maintenance Manual - Page 64
...computer to start the recovery process. The Setup Utility program opens. Follow the
instructions on the screen to Microsoft Windows screen is displayed or if you use. When the recovery process is complete, the Welcome to complete the Windows setup. The recovery disc set... click Next.
56 ThinkPad T400 and R400 Hardware Maintenance Manual 8. Applications and Drivers Recovery Disc (one disc...
Hardware Maintenance Manual - Page 66
... HDP is available, neither Lenovo nor Lenovo authorized service technicians provide any services to reset either the user or the master HDP, or to remove the POP, see "1060 Backup battery" on page 84. 3. If no SVP has been set . For the other models, enter the POP. Select Password.
58 ThinkPad T400 and R400 Hardware Maintenance Manual The Master + User...
Hardware Maintenance Manual - Page 70
... supervisor password in the ThinkPad Notebooks, see the manual for each error detected in this section lists symptoms and errors and their possible causes. In the displays, n can also help you determine, during regular servicing, what FRUs are likely to need to load the default setting.
Numeric error codes
Symptom or error
FRU or action, in sequence." Run BIOS Setup Utility...
Hardware Maintenance Manual - Page 72
... Real-time clock error.
1. Replace the backup battery and run BIOS Setup Utility to reset the time and date.
0251 System CMOS checksum bad-
DIMM. 2. DIMM. 2. System board.
1802 Unauthorized network card is set in -Turn off and remove the daughter card. 2.
System board.
64 ThinkPad T400 and R400 Hardware Maintenance Manual Reset the password by connecting the...
Hardware Maintenance Manual - Page 73
... off and remove all but not in -Power off and install a memory module to the computer.
3.
Remove the WAN card that you set up within your HDD is supported on this system, with an old firmware, the customer needs to update its firmware to the latest. Initialization error on HDD1 (Ultrabay hard disk drive)
1. Undock docking station or...
Hardware Maintenance Manual - Page 75
... Make sure that every connector is set .
Type the password and press Enter. Related service information 67 Beep symptoms
Symptom or error
FRU or action, in sequence
No...1. Two short beeps with error codes.
A power-on page 62. Beep symptoms
Table 4. Reseat the LCD connector. 2. See "Numeric error codes" on password or a supervisor password is set .
LCD assembly. 3.
...
Hardware Maintenance Manual - Page 77
... that has failed, if wrong devices are supported by the FRU code. Hard disk drive f. Optical disk or diskette in loop mode at the time of the failure is detected, replace the FRU shown by the computer. Determine whether the problem has been solved. 6. LCD assembly
Related service information 69 Run the diagnostic test for damage...
Hardware Maintenance Manual - Page 84
Note: If the computer is a windows 7 model, it does not support the EasyEject Utility function.
76 ThinkPad T400 and R400 Hardware Maintenance Manual
Fn+F8 Fn+F9
To enable this Utility to change the Fn+F7 settings. Note: You cannot use the Fn+F7 key combination for switching a display output location. Note: If the computer is playing. This...
Hardware Maintenance Manual - Page 92
...this diagnostic shows that the battery release lever is replaced.
If ThinkVantage Toolbox or Lenovo System Toolbox is not installed in the computer, the customer should not be replaced unless this program before a non-physically damaged battery pack is in the parts list for replacing a battery pack: ThinkVantage Toolbox (in Windows 7) and Lenovo System Toolbox (in Windows Vista...
Hardware Maintenance Manual - Page 132
...COA)
6
Wireless WAN LMA label
7
Japan recycle label (for LE model)
8
Israel label
9
SIRM label
10 China modem label
11 Wireless WAN IMEI label or wireless WAN...: If the computer you are servicing is an LED-backlight LCD model,
you need to apply the following figure:
1
2
3
4
1a 5
11 6
10
98 7
124 ThinkPad T400 and R400 Hardware Maintenance Manual When you replace the base cover...
Hardware Maintenance Manual - Page 157
v A CRU (customer replaceable unit) is identified by a single asterisk (*) or two asterisks (**) in U. ThinkPad computers contain the following lists of the service parts. Other Self-service CRUs depending on page 374
Notes: v Each FRU is visible. Examples of these models, unless specific country or region designator is an
example of a unique configuration) should be used for ...
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