Hardware Maintenance Manual
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... symptoms 54 Intermittent problems 55 Undetermined problems 55 FRU replacement notices 56 Screw notices 56 Retaining serial numbers 57 Removing and replacing a FRU 59 1010 Battery pack 60 1020 DIMM 61 1030 Mini PCI adapter 63 © Copyright...
... symptoms 54 Intermittent problems 55 Undetermined problems 55 FRU replacement notices 56 Screw notices 56 Retaining serial numbers 57 Removing and replacing a FRU 59 1010 Battery pack 60 1020 DIMM 61 1030 Mini PCI adapter 63 © Copyright...
Hardware Maintenance Manual
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1040 Backup battery 66 1050 Hard-disk drive or RF ID adapter . . . . 67 1060 Ultrabay 2000 device 69 1070 Keyboard 71 1080 Keyboard CRU insulator 74 1090 Hinge ...
1040 Backup battery 66 1050 Hard-disk drive or RF ID adapter . . . . 67 1060 Ultrabay 2000 device 69 1070 Keyboard 71 1080 Keyboard CRU insulator 74 1090 Hinge ...
Hardware Maintenance Manual
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... the U.S. Grounding requirements Electrical grounding of Federal Regulations (DHHS 21 CFR) Subchapter J for Class 1 laser products. Laser compliance statement Some IBM Personal Computer models are wearing a wrist strap. Safety information v Wear a grounded wrist strap against ESD damage. - Proper grounding of the... operator safety and correct system function. Use an ESD common ground or reference point when working on a double-insulated or battery-operated system. Note The use coax or connector-outside shells on AC-operated computers. Elsewhere, the drive is insulative and ...
... the U.S. Grounding requirements Electrical grounding of Federal Regulations (DHHS 21 CFR) Subchapter J for Class 1 laser products. Laser compliance statement Some IBM Personal Computer models are wearing a wrist strap. Safety information v Wear a grounded wrist strap against ESD damage. - Proper grounding of the... operator safety and correct system function. Use an ESD common ground or reference point when working on a double-insulated or battery-operated system. Note The use coax or connector-outside shells on AC-operated computers. Elsewhere, the drive is insulative and ...
Hardware Maintenance Manual
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... HDP has been forgotten, check whether a master HDP has been set : 1. If no master HDP is no SVP has been set . Remove the battery pack. 28 ThinkPad A20m/p, A21m/p, A22m/p Hard-disk password: There are two hard-disk passwords (HDPs): v User HDP-for the user v Master ...can be replaced for a scheduled fee. It it has, it to get access to the IBM BIOS Setup Utility and make changes to system configuration settings. the system administrator enters both in the IBM BIOS Setup Utility. Supervisor password: A supervisor password (SVP) protects the system information stored in...
... HDP has been forgotten, check whether a master HDP has been set : 1. If no master HDP is no SVP has been set . Remove the battery pack. 28 ThinkPad A20m/p, A21m/p, A22m/p Hard-disk password: There are two hard-disk passwords (HDPs): v User HDP-for the user v Master ...can be replaced for a scheduled fee. It it has, it to get access to the IBM BIOS Setup Utility and make changes to system configuration settings. the system administrator enters both in the IBM BIOS Setup Utility. Supervisor password: A supervisor password (SVP) protects the system information stored in...
Hardware Maintenance Manual
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...servicer: 1. The hard-disk drive can be made available to the servicer, IBM does not provide any services to reset the user HDPs or to recover data from the hard-disk drive. ...The IBM BIOS Setup Utility menu appears. 3. A pop-up window opens. 5. After the POST ends, ... replaced for a scheduled fee. Enter the SVP. Select Password, using the cursor keys to remove the backup battery, see "1010 Battery pack" on the computer and wait until the POST ends. Select Power-On Password. 5. When the Enter ...
...servicer: 1. The hard-disk drive can be made available to the servicer, IBM does not provide any services to reset the user HDPs or to recover data from the hard-disk drive. ...The IBM BIOS Setup Utility menu appears. 3. A pop-up window opens. 5. After the POST ends, ... replaced for a scheduled fee. Enter the SVP. Select Password, using the cursor keys to remove the backup battery, see "1010 Battery pack" on the computer and wait until the POST ends. Select Power-On Password. 5. When the Enter ...
Hardware Maintenance Manual
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...Management Properties" window, the computer goes into hibernation mode.) Note for Windows NT If you are using the ACPI operating system, only the low-battery alarm is available. If you want to use hibernation mode, you specified. If you are using Windows Me and you entered standby mode by ... you will need to reenter operation mode. Note: The computer does not accept any action to reinstall Windows NT with FAT format. This default low-battery behavior is independent of the following : v Press the Fn key. v Open the LCD cover (only if you cannot create a hibernation file. It ...
...Management Properties" window, the computer goes into hibernation mode.) Note for Windows NT If you are using the ACPI operating system, only the low-battery alarm is available. If you want to use hibernation mode, you specified. If you are using Windows Me and you entered standby mode by ... you will need to reenter operation mode. Note: The computer does not accept any action to reinstall Windows NT with FAT format. This default low-battery behavior is independent of the following : v Press the Fn key. v Open the LCD cover (only if you cannot create a hibernation file. It ...
Hardware Maintenance Manual
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... get an error message, and you do any of the following conditions: v If a "hibernation time" has been set the mode to Hibernate when battery becomes low, and the battery charge becomes critically low. Pressing the power button. - In hibernation mode, the following occurs: v The system status, RAM, VRAM, and setup data are...
... get an error message, and you do any of the following conditions: v If a "hibernation time" has been set the mode to Hibernate when battery becomes low, and the battery charge becomes critically low. Pressing the power button. - In hibernation mode, the following occurs: v The system status, RAM, VRAM, and setup data are...
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... Info 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 Power system checkout To verify a symptom, do... the following power supply checkouts: General descriptions 35 Check that the battery pack supplies power when you power on the screen. Remove the battery pack. 3. Disconnect the ac adapter and install the charged battery pack. 7. If you power on the computer. 5. To cancel the test...
... Info 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 Power system checkout To verify a symptom, do... the following power supply checkouts: General descriptions 35 Check that the battery pack supplies power when you power on the screen. Remove the battery pack. 3. Disconnect the ac adapter and install the charged battery pack. 7. If you power on the computer. 5. To cancel the test...
Hardware Maintenance Manual
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... correct continuity and installation. If the voltage is still not charged, go to +17.0 2 Ground 3. Checking operational charging To check whether the battery charges properly during operation, go to ″Checking operational charging.″ To check the ac adapter, do the following figure: 2 1 (16 ... port replicator is not correct, replace the ac adapter. 4. v If the computer does not charge during operation, use a discharged battery pack or a battery pack that has less than 50% of the total power remaining when installed in the computer. Checkout guide v "Checking the ac ...
... correct continuity and installation. If the voltage is still not charged, go to +17.0 2 Ground 3. Checking operational charging To check whether the battery charges properly during operation, go to ″Checking operational charging.″ To check the ac adapter, do the following figure: 2 1 (16 ... port replicator is not correct, replace the ac adapter. 4. v If the computer does not charge during operation, use a discharged battery pack or a battery pack that has less than 50% of the total power remaining when installed in the computer. Checkout guide v "Checking the ac ...
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... wait for a while. If the voltage is correct, replace the system board. If the resistance is less than +11.0 V dc, the battery pack has been discharged. General descriptions 37 Power off the computer, and unplug the ac adapter from it . Note: Recharging will take at room... temperature for a moment (but do the following : 1. Checking the backup battery Do the following : 1. The resistance must be able to charge. Checkout guide Checking the battery pack Battery charging does not start until the Power Meter shows that less than 95% of its capacity. This...
... wait for a while. If the voltage is correct, replace the system board. If the resistance is less than +11.0 V dc, the battery pack has been discharged. General descriptions 37 Power off the computer, and unplug the ac adapter from it . Note: Recharging will take at room... temperature for a moment (but do the following : 1. Checking the backup battery Do the following : 1. The resistance must be able to charge. Checkout guide Checking the battery pack Battery charging does not start until the Power Meter shows that less than 95% of its capacity. This...
Hardware Maintenance Manual
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Red (+) Black (-) Wire Red Black Voltage (V dc) +2.5 to +3.2 Ground v If the voltage is not correct, replace the backup battery. See the following figure. Measure the voltage of the backup battery. Checkout guide 3. Remove the battery pack (see "Checking the battery pack" on page 60 ). 4. v If the backup battery discharges quickly after replacement, replace the system board. 38 ThinkPad A20m/p, A21m/p, A22m/p v If the voltage is correct, replace the system board. Remove the backup battery (see "1010 Battery pack" on page 37). 5.
Red (+) Black (-) Wire Red Black Voltage (V dc) +2.5 to +3.2 Ground v If the voltage is not correct, replace the backup battery. See the following figure. Measure the voltage of the backup battery. Checkout guide 3. Remove the battery pack (see "Checking the battery pack" on page 60 ). 4. v If the backup battery discharges quickly after replacement, replace the system board. 38 ThinkPad A20m/p, A21m/p, A22m/p v If the voltage is correct, replace the system board. Remove the backup battery (see "1010 Battery pack" on page 37). 5.
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...57 Restoring the serial number of the system unit 57 Retaining the UUID 57 Removing and replacing a FRU 59 1010 Battery pack 60 1020 DIMM 61 1030 Mini PCI adapter 63 For A20m/p, A21m/p series 64 For A22m/p series 65 1040 Backup... battery 66 1050 Hard-disk drive or RF ID adapter . . . . 67 1060 Ultrabay 2000 device 69 1070 Keyboard 71 1080 ... series 92 For A22m/p series 92 Thermal rubbers location 93 2010 LCD assembly 94 2020 Front bezel 96 © Copyright IBM Corp. 2001 39
...57 Restoring the serial number of the system unit 57 Retaining the UUID 57 Removing and replacing a FRU 59 1010 Battery pack 60 1020 DIMM 61 1030 Mini PCI adapter 63 For A20m/p, A21m/p series 64 For A22m/p series 65 1040 Backup... battery 66 1050 Hard-disk drive or RF ID adapter . . . . 67 1060 Ultrabay 2000 device 69 1070 Keyboard 71 1080 ... series 92 For A22m/p series 92 Thermal rubbers location 93 2010 LCD assembly 94 2020 Front bezel 96 © Copyright IBM Corp. 2001 39
Hardware Maintenance Manual
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... system status indicators show the status of the computer, as follows: Indicator 1 Battery Meaning Green: The battery is being charged. Blinking orange: The battery needs to being charged. Blinking green: The battery has enough power to the hard-disk drive, the diskette drive, or the ... standby mode. Blinking green: The computer is entering standby mode or hibernation mode, or is low. Orange: The battery power is resuming normal operation. The battery is in the Ultrabay 2000. when the indicator starts blinking orange, the computer beeps three times. 2 Standby status ...
... system status indicators show the status of the computer, as follows: Indicator 1 Battery Meaning Green: The battery is being charged. Blinking orange: The battery needs to being charged. Blinking green: The battery has enough power to the hard-disk drive, the diskette drive, or the ... standby mode. Blinking green: The computer is entering standby mode or hibernation mode, or is low. Orange: The battery power is resuming normal operation. The battery is in the Ultrabay 2000. when the indicator starts blinking orange, the computer beeps three times. 2 Standby status ...
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Diagnostics --> Systemboard Diagnostics --> Other Devices --> IBM AC Adapter, IBM Battery 1 (IBM Battery 2) 1. Interactive Tests --> Video 1. Intel SP Modem Register f. If the pointer stops after a short time, no service action is set up correctly. 2. Diagnostics --> Diskette Drives 2. FRU ...
Diagnostics --> Systemboard Diagnostics --> Other Devices --> IBM AC Adapter, IBM Battery 1 (IBM Battery 2) 1. Interactive Tests --> Video 1. Intel SP Modem Register f. If the pointer stops after a short time, no service action is set up correctly. 2. Diagnostics --> Diskette Drives 2. FRU ...
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... System board. 021x Stuck key - Monitor type does not match the one specified in IBM BIOS Setup Utility. 0230 Shadow RAM error - Load Setup Defaults in CMOS. System board. 0250 System battery error - The password is dead. Symptom-to reset the time and date. 0252 Password ...checksum bad - Hard-disk drive. 4. System board. 0231 System RAM error - System battery is cleared. Replace the backup battery and run IBM BIOS Setup Utility to reset the time and date. 0251 System CMOS checksum bad-Default configuration used. Replace the backup...
... System board. 021x Stuck key - Monitor type does not match the one specified in IBM BIOS Setup Utility. 0230 Shadow RAM error - Load Setup Defaults in CMOS. System board. 0250 System battery error - The password is dead. Symptom-to reset the time and date. 0252 Password ...checksum bad - Hard-disk drive. 4. System board. 0231 System RAM error - System battery is cleared. Replace the backup battery and run IBM BIOS Setup Utility to reset the time and date. 0251 System CMOS checksum bad-Default configuration used. Replace the backup...
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Run IBM BIOS Setup Utility to -FRU index FRU or action, in sequence 1. DIMM. 2. ThinkPad A20m/p, A21m/p and A22m/p 51 System board. 1. System board. I/O card. 1. Replace the backup battery. 3. System board. 1. DIMM. 2. Symptom-to reset the time and date. 1. DIMM. 2. Diskette drive. 2. Symptom or error 0270 Real-time clock .... 02F4 EISA CMOS not writable. 02F5 DIMM test failure. 02F6 Software NMI failure. 02F7 Fail-safe timer NMI failure. Replace the backup battery and run IBM BIOS Setup Utility to reset the time and date. 2. Neither the date nor the time is set in...
Run IBM BIOS Setup Utility to -FRU index FRU or action, in sequence 1. DIMM. 2. ThinkPad A20m/p, A21m/p and A22m/p 51 System board. 1. System board. I/O card. 1. Replace the backup battery. 3. System board. 1. DIMM. 2. Symptom-to reset the time and date. 1. DIMM. 2. Diskette drive. 2. Symptom or error 0270 Real-time clock .... 02F4 EISA CMOS not writable. 02F5 DIMM test failure. 02F6 Software NMI failure. 02F7 Fail-safe timer NMI failure. Replace the backup battery and run IBM BIOS Setup Utility to reset the time and date. 2. Neither the date nor the time is set in...
Hardware Maintenance Manual
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Invalid system configuration data. Backup battery. 3. System board. 1. Load Setup Defaults in IBM BIOS Setup Utility. 2. Backup battery. 3. Reseat the hard-disk drive. 4. If memory size has been changed, re-create the hibernation file. Failing bits:... 1. I/O device IRQ conflict. DIMM. 2. Check that the operating system has no failure and is installed correctly. 2. Load Setup Defaults in IBM BIOS Setup Utility. 2. Backup battery. 3. System board. 1. DIMM. 2. Error messages Symptom or error Device address conflict. Allocation error for device. Hibernation error. Fan error. ...
Invalid system configuration data. Backup battery. 3. System board. 1. Load Setup Defaults in IBM BIOS Setup Utility. 2. Backup battery. 3. Reseat the hard-disk drive. 4. If memory size has been changed, re-create the hibernation file. Failing bits:... 1. I/O device IRQ conflict. DIMM. 2. Check that the operating system has no failure and is installed correctly. 2. Load Setup Defaults in IBM BIOS Setup Utility. 2. Backup battery. 3. System board. 1. DIMM. 2. Error messages Symptom or error Device address conflict. Allocation error for device. Hibernation error. Fan error. ...
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... have nothing to isolate the failing FRU (do with a hardware defect, such as cosmic radiation, electrostatic discharge, or software errors. Power off the computer. 2. Non-IBM devices b. PC Cards 4. System board b. Rerun the test to verify that have no error is operating correctly. (See "Power system checkout" on the computer. 5. Undetermined... analyzing an intermittent problem, do not replace any FRUs. 3. If no defects). Devices attached to a variety of the failure is detected, do the following devices: a. Battery pack e. DIMM h.
... have nothing to isolate the failing FRU (do with a hardware defect, such as cosmic radiation, electrostatic discharge, or software errors. Power off the computer. 2. Non-IBM devices b. PC Cards 4. System board b. Rerun the test to verify that have no error is operating correctly. (See "Power system checkout" on the computer. 5. Undetermined... analyzing an intermittent problem, do not replace any FRUs. 3. If no defects). Devices attached to a variety of the failure is detected, do the following devices: a. Battery pack e. DIMM h.
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... by the arrow in the drawing. 7. Any such FRUs are listed. 4. DANGER Before removing any FRUs that all power cords from electrical outlets, remove the battery pack, and then disconnect any computer unless you have to , and can cause electrical short circuits. Remove them in the order in which they are...
... by the arrow in the drawing. 7. Any such FRUs are listed. 4. DANGER Before removing any FRUs that all power cords from electrical outlets, remove the battery pack, and then disconnect any computer unless you have to , and can cause electrical short circuits. Remove them in the order in which they are...
Hardware Maintenance Manual
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1010 Battery pack Removing and replacing a FRU DANGER Use only the battery in ignition or explosion of the battery. 60 ThinkPad A20m/p, A21m/p, A22m/p Use of an incorrect battery can result in the parts listing for your computer.
1010 Battery pack Removing and replacing a FRU DANGER Use only the battery in ignition or explosion of the battery. 60 ThinkPad A20m/p, A21m/p, A22m/p Use of an incorrect battery can result in the parts listing for your computer.