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User Manual - Page 5
... Recovery 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, 2009
Symptom-to-FRU index 62 Numeric error codes 62 Error...
User Manual - Page 51
...: v "What to do first" on page 44 v "Checkout guide" on page 52
The descriptions in the computer that you suspect that supports the PC-Doctor® for DOS diagnostics program. v A FRU should service the computer. Consider replacing a FRU only when a problem recurs. "PC-Doctor for Rescue and Recovery" on page 49 v "Power system checkout" on page...
User Manual - Page 53
... computer, PC-Doctor might not run PC-Doctor.
To avoid this problem, you run correctly. Turn on the computer. 2.
The utility is entered.
Checkout guide
Use the following Web site: http:// www.lenovo.com/support
To create the PC-Doctor diagnostic CD, follow the instructions on the Web site. Identify the failing symptoms in the docking...
User Manual - Page 56
...PC-Doctor for Windows
In some models of computer problems and solutions for Windows enables you to troubleshoot and resolve problems related to display symptoms and solutions: v Check System Health v System and Device Tests v Lenovo Troubleshooting Center
48 ThinkPad T400 and R400 Hardware Maintenance Manual Note: The latest Lenovo ThinkVantage Toolbox (Lenovo System Toolbox) is a diagnostic...
User Manual - Page 64
... the recovery process, all recovery disc sets come with the pre-installed software when they arrive. Insert the Operating System Recovery Disc into the DVD drive. 3.
Press and hold down the F1 key, and then turn on the drive will be deleted. Select your language and click Next.
56 ThinkPad T400 and R400 Hardware Maintenance Manual If you...
User Manual - Page 66
... models, enter the POP. Note: To check whether the ThinkPad Notebook you have forgotten, do the following:
(A) If no SVP has been set: 1. Select Password.
58 ThinkPad T400 and R400 Hardware Maintenance Manual Attention: If the user HDP has been forgotten, check whether a master HDP has been set and is available, neither Lenovo nor Lenovo authorized service technicians provide any services...
User Manual - Page 70
...-The checksum of the CRS2 setting save the current setting by diagnostic codes in the EEPROM is not correct. in the ThinkPad Notebooks, see the manual for each error detected in boldface type.
A numeric error is listed first, in POST or system operation. If replacing a FRU does not solve the problem, put the original part back in sequence."
The most...
User Manual - Page 72
....
System board.
0270 Real-time clock error.
1. Run BIOS Setup Utility to reset the time and date.
0252 Password checksum bad-The password is plugged
installed. DIMM. 2. DIMM. 2. System board.
64 ThinkPad T400 and R400 Hardware Maintenance Manual Charge the backup battery for more than 8 hours by connecting the ac adapter.
2. Replace the backup battery and run BIOS...
User Manual - Page 73
... you set up for the authentication.
1830 Invalid memory configuration-Power off and remove the WAN card.
1. Install DIMM in Slot-0, but the reader that you installed.
2. Do not apply any physical shock to enter SETUP
1. Inform the following information to the customer: If in the primary bay the customer is using a supported IBM/Lenovo HDD...
User Manual - Page 75
... unreadable LCD.
1. Two short beeps with error codes. See "Numeric error codes" on , and LCD blank during POST.
1.
beeps, and one short beep.
Make sure that every connector is set . No beep, power-on indicator on page 62. The power-on password or a supervisor password is set . A power-on password prompt appears. The hard-disk password prompt appears.
System board...
User Manual - Page 77
... drive or optical drive g. If no more errors exist. Undetermined problems
If the diagnostic tests did not identify the adapter or device that has failed, if wrong devices are supported by the FRU code. Printer, mouse, and other external devices d. DIMM h. System board b. Turn off the computer. 2. Non-ThinkPad devices b. Battery pack e. Optical disk or diskette...
User Manual - Page 132
When you replace the base cover, you need to the new base cover. Check the old base cover; if it has...
4
1a 5
11 6
10
98 7
124 ThinkPad T400 and R400 Hardware Maintenance Manual For the location of each label, refer the following labels:
1
Product label
1a Non-mercury label
Note: If the computer you are servicing is an LED-backlight LCD model,
you need to paste this label so that the...
User Manual - Page 157
... v "Keyboard" on page 348 v "Miscellaneous parts" on page 350 v "AC adapters" on page 352 v "Power cords" on page 353 v "Recovery discs" on page 354 v "Common service tools" on product design may include a memory, a wireless card, a keyboard, and a palm rest with specific models listed and described as options.
© Copyright Lenovo 2008, 2009
149 Examples of CRUs...
User Manual - Page 370
... 22x, 23x, 26x, 27x, R1x, R2x, R3x, R4x v 2788-CTO v 7789-CTO
Table 50. Parts list-Windows Vista Business (32 bit) recovery DVDs
Language
P/N
CRU
ID
Brazilian Portuguese
58Y1913 *
Czech
58Y1916
Danish
58Y1917
English
58Y1939
English (modem-disabled)
58Y1938
English... Chinese (Hong Kong S.A.R.)
58Y1922
Turkish
58Y1937
362 ThinkPad T400 and R400 Hardware Maintenance Manual
Brochure - Page 4
... via select service providers and is sold and serviced. Offer subject to alter product offerings and specifications at any use of Linus Torvalds in the U.S., other countries, or both and are used under license. [10] Battery: These model numbers achieved Battery Rundown Time of at lenovo.com/pc/ww/thinkpad/batterylife. [11] Limited warranty: Support unrelated to...
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