Hardware Maintenance Manual
Page 21
... the machine, unplug the power cord. Attention: An electrical shock can then operate the switch or unplug the power cord quickly. Do not use this type of mat to protect yourself from passing through your back.
... the machine, unplug the power cord. Attention: An electrical shock can then operate the switch or unplug the power cord quickly. Do not use this type of mat to protect yourself from passing through your back.
Hardware Maintenance Manual
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...the problem. Check that are sensitive to electorostatic discharge Any computer part containing transistors or integrated circuits (ICs) should be the type specified in the parts list. Protect against ESD Introduction 19 Begin the checks with . b. Handling devices that the power-supply...or pinched cables. 8. Check inside the unit for 0.1 ohm or less between objects. Remove the cover. 5. Check for any obvious non-IBM alterations. Disconnect the power cord. 3. The power cord should be frayed or worn. 4. Insulation must determine how serious the apparent hazard could...
...the problem. Check that are sensitive to electorostatic discharge Any computer part containing transistors or integrated circuits (ICs) should be the type specified in the parts list. Protect against ESD Introduction 19 Begin the checks with . b. Handling devices that the power-supply...or pinched cables. 8. Check inside the unit for 0.1 ohm or less between objects. Remove the cover. 5. Check for any obvious non-IBM alterations. Disconnect the power cord. 3. The power cord should be frayed or worn. 4. Insulation must determine how serious the apparent hazard could...
Hardware Maintenance Manual
Page 30
... part number __ 8. Customer's name and address Note for repair costs if the computer damage was subjected to excessive force, or dropped. 26 MT 2652/2653/2654 Machine type, model number, and serial number __ 9. Before checking problems with multiple labels v Damaged or bent diskette eject button v Fuses blown by attachment of...
... part number __ 8. Customer's name and address Note for repair costs if the computer damage was subjected to excessive force, or dropped. 26 MT 2652/2653/2654 Machine type, model number, and serial number __ 9. Before checking problems with multiple labels v Damaged or bent diskette eject button v Fuses blown by attachment of...
Hardware Maintenance Manual
Page 50
... MT2654 (A30) v 20.0 GB, 2.5-inch, IDE interface v 30.0 GB, 2.5-inch, IDE interface MT2653 (A30p) v 48.0 GB, 2.5-inch, IDE interface MT2652 and MT2654 (A31) v 20.0 GB, 2.5-inch, IDE interface v 30.0 GB, 2.5-inch, IDE interface v 40.0 GB, 2.5-inch, IDE interface Infrared transfer Mini PCI adapter PC Card AC adapter ...MT2653 (A31p) v 60.0 GB, 2.5-inch, IDE interface IrDA 1.1 Mini PCI Type-IIIa IEEE 802.11b wireless LAN/modem combo card One Type-III or two Type-II 72-watt type (continued) 46 MT 2652/2653/2654
... MT2654 (A30) v 20.0 GB, 2.5-inch, IDE interface v 30.0 GB, 2.5-inch, IDE interface MT2653 (A30p) v 48.0 GB, 2.5-inch, IDE interface MT2652 and MT2654 (A31) v 20.0 GB, 2.5-inch, IDE interface v 30.0 GB, 2.5-inch, IDE interface v 40.0 GB, 2.5-inch, IDE interface Infrared transfer Mini PCI adapter PC Card AC adapter ...MT2653 (A31p) v 60.0 GB, 2.5-inch, IDE interface IrDA 1.1 Mini PCI Type-IIIa IEEE 802.11b wireless LAN/modem combo card One Type-III or two Type-II 72-watt type (continued) 46 MT 2652/2653/2654
Hardware Maintenance Manual
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...page 59. If replacing a FRU does not solve the problem, put the original part back in the ThinkPad notebook computers, see the manual for each error detected in boldface type. System board. 0188 Invalid RFID serialization information area or bad CRC2-The EEPROM checksum is failed. Note... codes Symptom or error FRU or action, in sequence." Run IBM BIOS Setup Utility, and then save current setting by diagnostic codes in the computer. System board. Do not replace a nondefective FRU. ThinkPad A30, A30p, A31, A31p 53 If no numeric code is displayed, check the narrative...
...page 59. If replacing a FRU does not solve the problem, put the original part back in the ThinkPad notebook computers, see the manual for each error detected in boldface type. System board. 0188 Invalid RFID serialization information area or bad CRC2-The EEPROM checksum is failed. Note... codes Symptom or error FRU or action, in sequence." Run IBM BIOS Setup Utility, and then save current setting by diagnostic codes in the computer. System board. Do not replace a nondefective FRU. ThinkPad A30, A30p, A31, A31p 53 If no numeric code is displayed, check the narrative...
Hardware Maintenance Manual
Page 59
...the auxiliary input device. 0220 Monitor type error-Monitor type does not match the one Ethernet devices are found. Hard-disk drive. 4. System board. 0232 Extended RAM error-Extended RAM fails at offset nnnn. Replace the backup battery and run IBM BIOS Setup Utility to reset the time...Setup Utility to reset the time and date. 2. Replace the backup battery and run IBM BIOS Setup Utility to reset the time and date. 0251 System CMOS checksum bad-Default configuration used. ThinkPad A30, A30p, A31, A31p 55 System board. 0250 System battery error-System battery is not working. 1....
...the auxiliary input device. 0220 Monitor type error-Monitor type does not match the one Ethernet devices are found. Hard-disk drive. 4. System board. 0232 Extended RAM error-Extended RAM fails at offset nnnn. Replace the backup battery and run IBM BIOS Setup Utility to reset the time...Setup Utility to reset the time and date. 2. Replace the backup battery and run IBM BIOS Setup Utility to reset the time and date. 0251 System CMOS checksum bad-Default configuration used. ThinkPad A30, A30p, A31, A31p 55 System board. 0250 System battery error-System battery is not working. 1....
Hardware Maintenance Manual
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... Backup battery. 3. Symptom-to-FRU index Symptom or error 02B2 Incorrect drive A type 02F4 EISA CMOS not writable 02F5 DMA test failed 02F6 Software NMI failed 02F7 Fail-safe timer NMI failed FRU or action, in IBM BIOS Setup Utility. 2. I /O device IRQ conflict. Operating system not found. ... is installed correctly. 2. System board. 56 MT 2652/2653/2654 Replace the backup battery. 3. Failing bits: nnnn. Load "Setup Defaults" in sequence 1. DIMM. 2. FRU or action, in IBM BIOS Setup Utility. 2. System board. 1. Enter IBM BIOS Setup Utility and see whether the hard-disk ...
... Backup battery. 3. Symptom-to-FRU index Symptom or error 02B2 Incorrect drive A type 02F4 EISA CMOS not writable 02F5 DMA test failed 02F6 Software NMI failed 02F7 Fail-safe timer NMI failed FRU or action, in IBM BIOS Setup Utility. 2. I /O device IRQ conflict. Operating system not found. ... is installed correctly. 2. System board. 56 MT 2652/2653/2654 Replace the backup battery. 3. Failing bits: nnnn. Load "Setup Defaults" in sequence 1. DIMM. 2. FRU or action, in IBM BIOS Setup Utility. 2. System board. 1. Enter IBM BIOS Setup Utility and see whether the hard-disk ...
Hardware Maintenance Manual
Page 100
then remove the CPU 2 . 1 A A' 1' 2 96 MT 2652/2653/2654 Removing and replacing a FRU 1150 CPU For access, remove these FRUs, in the direction of CPU socket. Rotate the head of the screw (A) ..." on page 87 v "1120 Keyboard bezel" on page 89 v "1130 Hinge cover" on page 93 v "1140 Fan assembly" on page 94 Note: There are two types of the arrow 1 to release the lock; Confirm the socket...
then remove the CPU 2 . 1 A A' 1' 2 96 MT 2652/2653/2654 Removing and replacing a FRU 1150 CPU For access, remove these FRUs, in the direction of CPU socket. Rotate the head of the screw (A) ..." on page 87 v "1120 Keyboard bezel" on page 89 v "1130 Hinge cover" on page 93 v "1140 Fan assembly" on page 94 Note: There are two types of the arrow 1 to release the lock; Confirm the socket...
Hardware Maintenance Manual
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... system board FRU for the computer. v When you return the defective system board FRU, you are several types of the system board, and be sure to the system board. If the security chip is not embedded,...Begin by accident, reinstall it may not be used without the security chip. Important If the ThinkPad computer you must check whether the security chip is firmly fixed on page 148. v The system board cannot ...be covered under warranty. 114 MT 2652/2653/2654 If it is removed by checking the FRU number of system board FRU. v The ...
... system board FRU for the computer. v When you return the defective system board FRU, you are several types of the system board, and be sure to the system board. If the security chip is not embedded,...Begin by accident, reinstall it may not be used without the security chip. Important If the ThinkPad computer you must check whether the security chip is firmly fixed on page 148. v The system board cannot ...be covered under warranty. 114 MT 2652/2653/2654 If it is removed by checking the FRU number of system board FRU. v The ...
Hardware Maintenance Manual
Page 141
Removing and replacing a FRU 3010 ThinkPad Dock PCI cover Before replacing the PCI cover: There are servicing. of the ThinkPad Dock first and choose the proper PCI cover FRU for the ThinkPad Dock you are two types of ThinkPad Dock, as follows: v ThinkPad Dock: FRU no. 08N1546 (PCI cover: FRU no. 05K6246) v ThinkPad Dock with extension plate: FRU no. 08N1537 (PCI cover: FRU no. 08N7317) Confirm the FRU no. ThinkPad A30, A30p, A31, A31p 137
Removing and replacing a FRU 3010 ThinkPad Dock PCI cover Before replacing the PCI cover: There are servicing. of the ThinkPad Dock first and choose the proper PCI cover FRU for the ThinkPad Dock you are two types of ThinkPad Dock, as follows: v ThinkPad Dock: FRU no. 08N1546 (PCI cover: FRU no. 05K6246) v ThinkPad Dock with extension plate: FRU no. 08N1537 (PCI cover: FRU no. 08N7317) Confirm the FRU no. ThinkPad A30, A30p, A31, A31p 137
Hardware Maintenance Manual
Page 160
... parts" on page 180. 1 LCD unit (see "LCD FRUs" on page 169). 2 Keyboard bezel assembly all types or models, unless specific types or models are also available as optional FRUs. v The parts marked with asterisk are CRUs (customer replaceable units.) v... FRUs marked with OP are given. No. Parts list v Each FRU is available for all models except xxK 46L6401 models xxK 46L6402 3 Ultrabay Plus guide rail assembly 26P9631 4 Diskette drive (TEAC) OP v 2652...
... parts" on page 180. 1 LCD unit (see "LCD FRUs" on page 169). 2 Keyboard bezel assembly all types or models, unless specific types or models are also available as optional FRUs. v The parts marked with asterisk are CRUs (customer replaceable units.) v... FRUs marked with OP are given. No. Parts list v Each FRU is available for all models except xxK 46L6401 models xxK 46L6402 3 Ultrabay Plus guide rail assembly 26P9631 4 Diskette drive (TEAC) OP v 2652...