IBM 2379DJU - ThinkPad T41 Laptop Support and Manuals
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Hardware Maintenance Manual - Page 3
...-installed system 27 Passwords 28 Power management 32 Checkout guide 35 Testing the computer 35 Detecting system information with PC-Doctor. . . 38 Power system checkout 39
ThinkPad T40/T40p, T41/T41p, T42/T42p Series
43
Product overview 45
Specifications 45
Status indicators 50
FRU tests 53
Fn key combinations 54
Symptom-to-FRU index 58
Numeric error codes 58
Error...
Hardware Maintenance Manual - Page 9
... for assistance or download information. Portions © IBM Corp. 2006.
3 The BIOS and device drivers are posted on the computer you are installed before you continue. Note the current configuration settings (using the View Configuration option); then, when service has been completed, verify that all diskette fixes are instructed to replace either the processor board or the system...
Hardware Maintenance Manual - Page 31
v Before replacing any ThinkPad model that you attach to it: __ 1. v When you suspect that have been altered. Drives in the computer that the model of servicer
© Lenovo 2006.
Name and phone number of the machine and the FRU part number are servicing sequence might have nothing to your particular computer. General descriptions
The desciptions in this chapter apply to...
Hardware Maintenance Manual - Page 34
... Lenovo nor Lenovo authorized servicers provide any ThinkPad computer: the power-on .
A message is booted. Follow the prompts to the system user. The password must be entered before an operating system can be booted. The hard disk drive can be replaced for any services to reset either the user or the master HDP, or to install, select the proper...
Hardware Maintenance Manual - Page 35
... SVP has been set: 1. Select Power-On Password. 6. Press F10; Related service information
information stored in order to get access to the BIOS Setup Utility and change the system configuration. Attention: If the SVP has been forgotten and cannot be replaced for 14.1-in the Setup confirmation window, select Yes. LCD models" on the computer and wait until...
Hardware Maintenance Manual - Page 36
.... For the other models, enter the POP. Note: To check whether the ThinkPad computer supports the Passphrase function, enter BIOS Setup Utility and go to recover data from the hard disk drive. How to remove the hard-disk password
Attention: If User only mode is selected and the user HDP has been forgotten and cannot be replaced for a message saying...
Hardware Maintenance Manual - Page 37
... restarts, and the BIOS Setup Utility screen opens.
4. then, while the "To interrupt normal startup, press the blue Access IBM button" message is the letter of
the hard disk drive. Select Master HDP. 8. Select Hard-disk x password, where x is displayed at the lower-left of
the hard disk drive. Turn on the ThinkPad computer.
2. Select Hard-disk x password, where x is available on...
Hardware Maintenance Manual - Page 41
... the failing symptoms in identifying and correcting problems with the ThinkPad computer. To test a USB device, connect it by pressing the
Access IBM button during POST. 2. Checkout guide
Checkout guide
Use the following Web site: http://www.lenovo.com/support
PC-Doctor cannot be used to test a device that depend on model-unique functions, refer to "Product overview...
Hardware Maintenance Manual - Page 43
... diskette drive is a problem, PC-Doctor shows messages describing it. Checkout guide
Diagnostics Interactive Tests
Run Normal Test Run Quick Test CPU/Coprocessor Systemboard Video Adapter Serial Ports Parallel Ports Fixed Disks Diskette Drives Other Devices Communication Wireless LAN Memory Test - Follow the instructions on the screen. If there is attached to your computer, detach...
Hardware Maintenance Manual - Page 44
... v SMBIOS Info v VESA LCD Info
Utility
v Run External Tests v Surface Scan Hard Disk v Benchmark System v DOS Shell v Tech Support Form v Battery Rundown v View Test Log v Print Log v Save Log v Full Erase Hard Drive v Quick Erase Hard Drive
38 T40/T40p, T41/T41p, T42/T42p Checkout guide 6. To cancel the test, press Esc. To exit the test, select Quit...
Hardware Maintenance Manual - Page 49
... 14.1-in.
ThinkPad T40/T40p, T41/T41p, T42/T42p Series
Product overview 45
Specifications 45
Status indicators 50
FRU tests 53
Fn key combinations 54
Symptom-to-FRU index 58
Numeric error codes 58
Error messages 62
Beep symptoms 63
No-beep symptoms 63
LCD-related symptoms 64
Intermittent problems 65
Undetermined problems 65
FRU replacement notices 66
Screw...
Hardware Maintenance Manual - Page 59
Diagnostics --> Diskette Drives 2. Conexant Smart Modem Dialtone
1. Interactive Tests --> Keyboard
Diagnostics --> Fixed Disks
1. Diagnostics --> Other Devices --> CD-ROM/DVD
2. If the docking station or the port replicator
is attached to the computer while the test is set up correctly. 2. Note: Do not apply any physical shock to the ThinkPad computer, undock it....
Hardware Maintenance Manual - Page 67
... the daughter card. 1810 Hard disk partition layout error.
2000 IBM Hard Drive Active Protection sensor diagnostics failed. If the Access IBM Predesktop Area has not been previously disabled, press Enter to Disabled. Set this item to load Access IBM Predesktop Area. Undock docking station or port replicator if it .
5. Press to the ThinkPad computer, and place the computer on a horizontal...
Hardware Maintenance Manual - Page 69
... , LCD blank, and no POST.
1.
ThinkPad T40/T40p, T41/T41p, T42/T42p Series 63 External CRT. 4.
System board. 2. DIMM. System board. 2. DIMM. Three short beeps, pause, three more short beeps, and one short beep.
1.
DIMM. 3. System board.
Type the password and press Enter. The hard-disk password prompt A hard-disk password is set the Screen expansion function. Type...
Hardware Maintenance Manual - Page 71
... at least 10 times. 2. Replace any error is detected, do not replace a nondefective FRU): a. Remove or disconnect all attached devices are installed, or if the system simply is operating correctly. (See "Power system checkout" on the computer. 5. Devices attached to do the following devices:
a. Battery pack e. Hard disk drive f. CD-ROM and diskette drive in loop
mode at...
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