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User 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, 2009
Symptom-to-FRU index 62 Numeric error codes 62 Error...
User Manual - Page 51
... and replacing
FRUs. v Before replacing any ThinkPad model that supports the PC-Doctor® for DOS" on page 48 - "Diagnostics using PC-Doctor for DOS diagnostics program.
v Be careful not to the checkout guide, be replaced because of the correct model. "PC-Doctor for a variety of reasons that the model of the machine and the FRU part number are servicing sequence...
User Manual - Page 52
....
44 ThinkPad T400 and R400 Hardware Maintenance Manual Date on the display, and beep
symptoms __ 6. Before checking problems with multiple labels v Damaged or bent diskette eject button v Fuses blown by attachment of a nonsupported device v Forgotten computer password (making the computer unusable) v Sticky keys caused by spilling a liquid onto the keyboard v Use of unauthorized service or...
User Manual - Page 56
... the instructions on the Web site. PC-Doctor for Windows
In some models of ThinkPad Notebook, PC-Doctor for Windows enables you to view symptoms of computer problems and solutions for the program.
Windows Vista and Windows XP: Click Start --> All Programs --> Lenovo Services --> Lenovo System Toolbox. Select one of the following Web site: http://www.lenovo.com/support
To install...
User Manual - Page 64
... the recovery process. Select your language and click Next.
56 ThinkPad T400 and R400 Hardware Maintenance Manual
Notes: v You must use . To restore the computer to the software that was preinstalled on the computer. Follow the instructions on the screen to complete the Windows setup. Follow the
instructions on the screen to begin the recovery process. 4.
If...
User Manual - Page 66
... computer and wait until the POST ends. Note: There are servicing supports the Passphrase function, enter the BIOS Setup Utility and go to Security --> Password. The Master + User mode requires two HDPs;
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 67
... a user HDP that has been forgotten, when the SVP and the master HDP are servicing supports the Passphrase function, enter the BIOS Setup Utility and go to enter BIOS Setup
Utility. 5. Select Power-On Password. 6.
Turn on the screen; For the other models, enter the master HDP. Type the current master HDP in the Enter Current...
User Manual - Page 70
... can be replaced next.
If no numeric code is displayed, check the narrative descriptions of the supervisor password in the ThinkPad Notebooks, see the manual for each error detected in the EEPROM is not correct. Note: For a device not supported by pressing F10.
62 ThinkPad T400 and R400 Hardware Maintenance Manual Run BIOS Setup Utility, and save the current setting by...
User Manual - Page 72
... Setup Utility.
2. System board.
64 ThinkPad T400 and R400 Hardware Maintenance Manual Replace the backup battery and run BIOS Setup Utility to reset the time and date.
3. System board.
0270 Real-time clock error.
1. CPU. 2. DIMM. 2. System board.
02F6 Software NMI failed
1. DIMM. 2. Remove the daughter card that you
Unauthorized daughter card is set in the computer. Replace...
User Manual - Page 73
... board.
2102
1.
Reseat the hard disk drive. Install DIMM in Slot-0, but not in -Power off and install a memory module to the customer: If in the primary bay the customer is using a supported IBM/Lenovo HDD with an old firmware, the customer needs to update its firmware to the ThinkPad Notebook.
2. Inform the following information to Slot-0 or...
User Manual - Page 75
...symptoms
Table 5.
Type the password and press Enter.
DIMM. POST error. See "Numeric error codes" on password or a supervisor password is set . beeps, and one ...error codes. DIMM.
No-beep symptoms
Symptom or error
FRU or action, in sequence
One beep and a blank, unreadable, or flashing LCD.
1. DIMM.
3. System board.
Type the password and press Enter. Related service...
User Manual - Page 77
...LCD assembly
Related service information 69
Replace any error is not operating, follow these procedures to the docking station or the port replicator c.
Turn off the computer. 2. PC Cards 4. When analyzing an intermittent problem, do not replace any FRUs. 3. If no error is operating correctly. (See "Power system checkout" on the computer. 5. Non-ThinkPad devices b. Hard disk...
User Manual - Page 132
...
Japan recycle label (for LE model)
8
Israel label
9
SIRM label
10 China modem label
11...computer you are servicing is an LED-backlight LCD model,
you also need to the new base cover.
if it has one or two FCC labels.
When you replace the base cover, 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...
User Manual - Page 157
... an example
of a country designator) should be used for all models ending in the CRU ID column means that the part is specified. v A CRU (customer replaceable unit) is visible. ThinkPad computers contain the following lists of the service parts. A single asterisk (*) means that is not a CRU. Other Self-service CRUs depending on page 374
Notes: v Each FRU is...
Brochure - Page 4
... drive in this product is service partition. [7] Models with 11a/b, 11a/b/g, or 11a/b/g/n can communicate on safe and effective computing. The IEEE 802.11n specification has not been finalized and is not responsible for the latest information on any time without notice. Visit lenovo.com/safecomputing periodically for photographic or typographic errors. Operating systems not...
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