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 hemanthms on May 12th, 2014
Ibm T43 Laptop Sound Issue
I have a ibm T43 model laptop. When I plug in my headset, I get sound from onboard speakers as well as headset. The volume is also low. Audio drivers are working well.
Current Answers
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
...general information,
guidelines, and safety information required in servicing computers. Before servicing an IBM ThinkPad product, be sure to review the safety information under "Safety notices: multilingual translations"... tests to troubleshoot problems.
The manual is intended for IBM ThinkPad T20, T21, T22, T23 (MT2647, 2648), and ThinkPad Dock (MT2631) products. About this manual along with ...
Hardware Maintenance Manual - Page 5
... 28 Checkout guide 32 Testing the 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 Tests 47 Fn key combinations 48 ...57 Removing and replacing a FRU 59 1010 Battery pack 60 1020 Backup battery 61
© Copyright IBM Corp. 2002
v
Hardware Maintenance Manual - Page 22
... 7. b. c. Use good
judgment as to measure third-wire ground continuity for any obvious non-IBM alterations.
Remove the cover. 5. Check for :
a. The power cord should be the type ...
voltage on the frame can continue without first correcting the problem. Protect against ESD
16 ThinkPad T20, T21, T22, T23 (MT 2647/2648)
Check the power cord for worn, frayed, or pinched cables....
Hardware Maintenance Manual - Page 24
... statement
Some IBM Personal Computer models are also sold separately as a CD-ROM drive or a DVD-ROM drive. They are equipped from the factory with an optical storage device such as options. to conform to the requirements of Federal Regulations (DHHS 21 CFR) Subchapter J for Class 1 laser products.
18 ThinkPad T20, T21, T22, T23 (MT...
Hardware Maintenance Manual - Page 30
... select the operating system, select one you are using Windows XP,
three messages (F1, F11, and F12) appear on the... Recovery program
Note: The recovery process might take up to invoke the IBM Product Recovery program". Turn on -screen instructions. 6. Note: If this... restart with the pre-installed operating system, drivers, and software.
24 ThinkPad T20, T21, T22, T23 (MT 2647/2648) Note: If you ...
Hardware Maintenance Manual - Page 34
... the master HDP; then leave the New Password
field blank and press Enter twice. 7.
v The speaker is called suspend mode in
Windows 95 and Windows NT. If you are known, do the following... Hard-disk x password, where x is called standby mode in IBM BIOS Setup Utility expires, v The LCD backlight turns off .
28 ThinkPad T20, T21, T22, T23 (MT 2647/2648) Select Master HDP. 6. Press F10. 8....
Hardware Maintenance Manual - Page 38
... system checkout" on model-unique functions, refer to test only IBM products. Verify the symptoms. Try to false indications of errors and invalid system responses.
1.
Testing the computer
The ThinkPad computer has a test...slot of the IBM BIOS Setup Utility before you will need to test a device that depend on page 35, and check the power sources.
32 ThinkPad T20, T21, T22, T23 (MT 2647/...
Hardware Maintenance Manual - Page 39
..."Symptom-to the ThinkPad. Select Diagnostics with the arrow keys, and press Enter. otherwise, it , use the audio device test in ...Speaker in Diagnostics. v Wireless LAN test and 802.11 Wireless Radio Test is needed to be sensed.
General descriptions 33 On the first screen, select the model and press Enter. Full v Memory Test - Each key should be enabled and initialized. v The sound...
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 ...T23 series 92 1120 Fan assembly 94 For T20, T21, T22 series 94 For T23 series 97 1130 CPU 98 For T20, T21 and T22 series 98 For T23 series 99 1140 PC Card slot assembly 100 For T20, T21, T22 series 100 For T23 series 102 1150 Speaker 103
© Copyright IBM...
Hardware Maintenance Manual - Page 52
...does not work, check the...Audio Speaker PC Card slots Keyboard TrackPoint or pointing device
Applicable test
1. Lucent Soft Modem Dialtone (T23 only) e. This symptom is set up correctly. 2. Diagnostics --> CPU/Coprocessor 2. Diagnostics --> Systemboard
Diagnostics --> Other Devices --> IBM AC Adapter, IBM Battery 1 (IBM Battery 2)
1. Replace the modem jack and the modem
card in the ThinkPad...
Hardware Maintenance Manual - Page 53
Fan
1. Run Diagnostics --> Other Devices -->
IBM Fan. Interactive Tests --> CD-ROM/DVD Test
Memory
1. Turn on the computer and check the air
turbulence at the louver near the power
switch.
2. ThinkPad T20, T21, T22 and T23 series 47 Diagnostics --> Other Devices -->
CD-RW or
CD-ROM/DVD
CD-RW/DVD combo drive
2. If the problem does not...
Hardware Maintenance Manual - Page 54
...2000 and Windows XP. Reserved. Reserved. To return to normal operation, press the Fn key independently, without pressing a function key.
The LCD becomes less bright.
48 ThinkPad T20, T21, T22, T23 (MT 2647/...Note: To use Fn+F12 for screen blank in Windows 2000 and Windows XP, you must have IBM PM device driver installed on your computer.
Switch between the LCD and an external monitor (...
Hardware Maintenance Manual - Page 55
... to need to "Intermittent problems" on page 55.
ThinkPad T20, T21, T22 and T23 series 49
Note: Do the FRU replacement or other ... listed first, in boldface type. System board.
0190 Critical low-battery error
1. Battery pack. Symptom-to-FRU index
Symptom-to...for that device. Note For an IBM device not supported by diagnostic codes in the ThinkPad notebook computers, see the manual for...
Hardware Maintenance Manual - Page 56
... index
Symptom or error
FRU or action, in IBM BIOS Setup Utility.
3. System board.
0197 Invalid remote change requested
The remote configuration for the security chip has failed. Remove the Ethernet
More than one Ethernet devices are found. device that you installed;
System board.
50 ThinkPad T20, T21, T22, T23 (MT 2647/2648)
Hardware Maintenance Manual - Page 57
...battery and run IBM BIOS Setup Utility to reset the time and date.
Replace the backup battery and run IBM BIOS Setup Utility ...2.
System board.
1. DIMM. 2. Replace the backup battery and run IBM BIOS Setup Utility to -FRU index
Symptom or error 0232 Extended RAM...failed
FRU or action, in IBM BIOS Setup Utility.
2. Replace the backup battery and run IBM BIOS Setup Utility to reset...
Hardware Maintenance Manual - Page 58
... 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) Failing bits: nnnn.
Load "Setup Defaults" in IBM BIOS Setup Utility.
2. System board.
1. Load "Setup Defaults" in sequence
1. DIMM. 2. System board.
1. System board.
1.
Operating system not...
Hardware Maintenance Manual - Page 59
...No beep, power-on indicator on, and LCD blank during POST.
1.
Make sure that Alert On LAN 2 in IBM BIOS Setup Utility is connected tightly and correctly.
2.
Beep symptoms
Symptom-to-FRU index
Symptom or error
FRU or action...4.
Two short beeps and a blank screen.
1. Reinstall operating system. Reseat DIMM. 2. System board. 2. ThinkPad T20, T21, T22 and T23 series 53
Hardware Maintenance Manual - Page 61
Visually check each FRU for the system board in the Ultrabay i. Non-IBM devices b. Battery pack e. System board b.
DIMM h. PC Cards 4.... 2. Printer, mouse, and other external devices d. External diskette drive g. LCD assembly
ThinkPad T20, T21, T22 and T23 series 55 Intermittent problems
Symptom-to-FRU index
Intermittent system hang problems can be considered ...
Hardware Maintenance Manual - Page 62
...problem. v Always use new screws. In IBM ThinkPad computer, this problem is addressed with shock or
vibration. v Use a torque screwdriver if you have a torque driver, refer to plastic
Turn an additional 180 ...have one. Read this machine: v Keep the screw kit (for each step.
56 ThinkPad T20, T21, T22, T23 (MT 2647/2648) v They are harder to removing and replacing parts. Tighten screws ...
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