IBM T23 Support Question
IBM T23 Support Question
Find answers below for this question about IBM T23 - THINKPAD T23 1133MHZ 512MB 30GB DVD WIRELESS XP LAPTOP.Need a IBM T23 manual? We have 1 online manual for this item!
Question posted by Anonymous-85060 on November 20th, 2012
3573-tl Error B3
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Related IBM T23 Manual Pages
Hardware Maintenance Manual - Page 1
IBM Mobile Systems ThinkPad Computer Hardware Maintenance Manual
April 2002
This manual supports: ThinkPad T20, T21, T22, T23 (MT 2647/2648) ThinkPad Dock (MT 2631)
Hardware Maintenance Manual - Page 3
... sections provide general information,
guidelines, and safety information required in servicing computers.
Before servicing an IBM ThinkPad product, be sure to troubleshoot problems.
The manual is intended for IBM ThinkPad T20, T21, T22, T23 (MT2647, 2648), and ThinkPad Dock (MT2631) products. Use this manual along with the advanced diagnostic tests to review the safety...
Hardware Maintenance Manual - Page 4
iv ThinkPad T20, T21, T22, T23 (MT 2647/2648)
Hardware Maintenance Manual - Page 5
...1 Important service information 1
Strategy for replacing FRUs 1 How to use error messages 2 Diskette compatibility matrix 2 Safety notices: multilingual translations 3 Safety information... computer 33 Detecting system information with PC-Doctor. . . 34 Power system checkout 35
ThinkPad T20, T21, T22 and T23 series. . . . . 39 Product overview 41
Specifications 43 Status indicators 45 FRU ...
Hardware Maintenance Manual - Page 6
... view 141
Bottom view 142
Parts list 143
T20, T21, T22 and T23 series model matrix
146
Overall 147
AC adapters 156
LCD FRUs 157
Keyboard 160
Recovery CDs 161
Miscellaneous parts 170
Optional FRUs 171
Common parts list 172
Notices 174
Trademarks 174
vi ThinkPad T20, T21, T22, T23 (MT 2647/2648)
Hardware Maintenance Manual - Page 8
...
3.5-inch
Diskette capacity 1.0 MB 2.0 MB 4.0 MB
Compatibility
Read and write Read and write Not compatible
2 ThinkPad T20, T21, T22, T23 (MT 2647/2648) Important service information
Strategy for it is as copying, saving, or formatting.
Whatever causes the first error code may have been changed. If you are servicing may also cause false...
Hardware Maintenance Manual - Page 20
..., familiar with a soft material that supplies power to the machine and to lock the wall box in your pocket or behind your body.
14 ThinkPad T20, T21, T22, T23 (MT 2647/2648) Attention: An electrical shock can then operate the switch or unplug the power cord quickly. By observing the above rule...
Hardware Maintenance Manual - Page 28
... warranty and some symptoms that the system was subjected to excessive force, or dropped.
22 ThinkPad T20, T21, T22, T23 (MT 2647/2648) v If the spindle of a hard-disk drive becomes noisy, it... Diskette drive damage caused by pressure on the
display, and beep symptoms __ 6. Failure symptoms, error codes appearing on the
diskette drive cover or by the insertion of a diskette with multiple labels...
Hardware Maintenance Manual - Page 36
... a hibernation file.
Hibernation mode
Note for OS/2 If you are using OS/2 in the default format, HPFS, you will get an error message, and you cannot create a hibernation file. In hibernation mode, the following : v Press the Fn+F12 keys. If you want... any of the following events: v The ring indicator (RI) is powered off the power switch.
30 ThinkPad T20, T21, T22, T23 (MT 2647/2648)
Hardware Maintenance Manual - Page 38
... press F9, Enter, F10, and then Enter.
Testing the computer
The ThinkPad computer has a test program called PC-Doctor® DOS (hereafter called PC-Doctor.) You can detect errors by using PS2.EXE.
To run the test, do as follows:
Note... need to "Product overview" on page 35, and check the power sources.
32 ThinkPad T20, T21, T22, T23 (MT 2647/2648) then power on the computer.
Hardware Maintenance Manual - Page 45
ThinkPad T20, T21, T22 and T23 series
Product overview 41 Specifications 43 Status indicators 45 FRU Tests 47 Fn key combinations 48
Symptom-to-FRU index 49 Numeric error codes 49 Error messages 52 Beep symptoms 53 No...DIMM 65 1050 Mini PCI adapter 66 For T20, T21 and T22 series 66 For T23 series 68 1060 Ethernet daughter card 71 1070 Ultrabay 2000 device 73 1080 Keyboard 74 For T20...
Hardware Maintenance Manual - Page 50
To enable or disable Caps Lock mode, press Fn + Caps Lock key.
(continued)
44 ThinkPad T20, T21, T22, T23 (MT 2647/2648) Green:
The numeric keypad on the keyboard is enabled.
Sudden physical shock could cause drive errors. When this indicator is on, do not put the computer into standby mode or turn off...
Hardware Maintenance Manual - Page 53
...DIMMs are installed, remove one , and run Diagnostics --> Memory Test - ThinkPad T20, T21, T22 and T23 series 47 If the problem does not recur, return the DIMM to ...
3.
Interactive Tests --> CD-ROM/DVD Test
Memory
1. Quick.
2. Diagnostics --> Other Devices -->
CD-RW or
CD-ROM/DVD
CD-RW/DVD combo drive
2. If the test does not detect the error, run Diagnostics --> Memory Test -...
Hardware Maintenance Manual - Page 55
... For an IBM device not supported by diagnostic codes in the computer.
System board.
0187 EAIA data access error-The access to be any number.
Charge the battery pack. 2. ThinkPad T20, T21, T22 and T23 series 49
Battery pack.
Symptom-to-FRU index
Symptom-to-FRU index
The symptom-to "Intermittent problems" on...
Hardware Maintenance Manual - Page 56
... "Password" --> "IBM Security Chip" --> "Clear IBM Security Chip" to clear this error.
2. Remove one specified in sequence
0193
Enter the supervisor
RF antenna has been removed password....
0194
Enter the supervisor
The computer has been carried password.
System board.
50 ThinkPad T20, T21, T22, T23 (MT 2647/2648) Enter IBM BIOS Setup Utility by entering supervisor password, and ...
Hardware Maintenance Manual - Page 57
... Password checksum bad-The password is cleared. 0260 System timer error
0270 Real time clock error
0271 Date and time error-Neither the date nor the time is set in the computer... backup battery and run IBM BIOS Setup Utility to reset the time and date.
2. DIMM. 2. ThinkPad T20, T21, T22 and T23 series 51 System board.
1.
Replace the backup battery and run IBM BIOS Setup Utility to reset the...
Hardware Maintenance Manual - Page 58
... battery. 3. System board.
1. Diskette drive. 6. Restore the system configuration to -FRU index
Error messages
Symptom or error Device address conflict. System board.
52 ThinkPad T20, T21, T22, T23 (MT 2647/2648) Invalid system configuration data. Operating system not found. Thermal sensing error. Backup battery. 3. System board.
1. Load "Setup Defaults" in IBM BIOS Setup Utility...
Hardware Maintenance Manual - Page 59
... is connected tightly and correctly.
2. Type the password and press
Enter. ThinkPad T20, T21, T22 and T23 series 53 Reseat the LCD connector.
2. System board.
appears. One long and two short beeps, and a blank or unreadable LCD.
1. External CRT. 4. See "Numeric error codes" on , LCD blank, and no POST.
1. Two or more beeps...
Hardware Maintenance Manual - Page 60
... not working. v Wrong color displayed. FRU or action, in any background is always off (black color.)
Symptom or error
No beep, power-on indicator on, and a blank LCD during POST. A small number of dots that are missing,.... 3. LCD assembly. 4. Note: A bright dot means a pixel is always on LCD.
LCD assembly.
54 ThinkPad T20, T21, T22, T23 (MT 2647/2648)
LCD assembly. 3.
Hardware Maintenance Manual - Page 61
... or device failed, wrong devices are supported by the
FRU code.
Replace any error is detected, do not replace a nondefective FRU): a. Determine whether the problem ... reconnect the removed devices one at least 10 times. 2. LCD assembly
ThinkPad T20, T21, T22 and T23 series 55 PC Cards 4.
Intermittent problems
Symptom-to-FRU index
Intermittent system...
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