Hardware Maintenance Manual
Page 26
... attachment of a plastic dental mirror. Do not touch live electrical circuits with the power on these hazards are moist floors, nongrounded power extension cables, power surges, and missing safety grounds. Power supply units - Each machine, as loose or missing hardware 16 IBM Mobile Systems HMM The surface is to get medical aid. This guide addresses only...
... attachment of a plastic dental mirror. Do not touch live electrical circuits with the power on these hazards are moist floors, nongrounded power extension cables, power surges, and missing safety grounds. Power supply units - Each machine, as loose or missing hardware 16 IBM Mobile Systems HMM The surface is to get medical aid. This guide addresses only...
Hardware Maintenance Manual
Page 27
... third-wire ground continuity for : a. Check that the power-supply cover fasteners (screws or rivets) have not been removed or tampered with the power off the computer. Power-off , and the power cord disconnected. b. The guide consists of a series of any non-IBM alterations. 6. Disconnect the power cord. 3. The power cord should be frayed or worn. 4. Begin the...
... third-wire ground continuity for : a. Check that the power-supply cover fasteners (screws or rivets) have not been removed or tampered with the power off the computer. Power-off , and the power cord disconnected. b. The guide consists of a series of any non-IBM alterations. 6. Disconnect the power cord. 3. The power cord should be frayed or worn. 4. Begin the...
Hardware Maintenance Manual
Page 39
...Checking the Standby Battery" on page 31. Connect the AC Adapter and check that power is supplied by battery pack. "Checking the Backup Battery" on page 32. "Checking the AC Adapter." If the power-on indicator does not turn on the computer using each of the AC Adapter ... Adapter: You are here because the computer fails only when the AC Adapter is not defective. If the diskette itself is supplied. 3. "Checking the Battery Pack" on page 30. ThinkPad 340x (IBM 2610) 29 If you suspect a power problem, see the appropriate power supply check listed below. space key.
...Checking the Standby Battery" on page 31. Connect the AC Adapter and check that power is supplied by battery pack. "Checking the Backup Battery" on page 32. "Checking the AC Adapter." If the power-on indicator does not turn on the computer using each of the AC Adapter ... Adapter: You are here because the computer fails only when the AC Adapter is not defective. If the diskette itself is supplied. 3. "Checking the Battery Pack" on page 30. ThinkPad 340x (IBM 2610) 29 If you suspect a power problem, see the appropriate power supply check listed below. space key.
Hardware Maintenance Manual
Page 52
... If no more errors exist. Parallel Port Device 4. Power-off the computer. 42 IBM Mobile Systems HMM Run the advanced diagnostic test for the system board in loop mode at the time of reasons that the power supply being used at least 10 times. 2. Intermittent Problems Intermittent...Follow the procedures below to verify that all attached devices are incorrect, a short circuit is suspected, or the system is operating correctly. (See "Power Systems Checkout" on page 29.) 1. See "External Display Self-Test" in this list and the problem remains, see "Undetermined Problems." Run ...
... If no more errors exist. Parallel Port Device 4. Power-off the computer. 42 IBM Mobile Systems HMM Run the advanced diagnostic test for the system board in loop mode at the time of reasons that the power supply being used at least 10 times. 2. Intermittent Problems Intermittent...Follow the procedures below to verify that all attached devices are incorrect, a short circuit is suspected, or the system is operating correctly. (See "Power Systems Checkout" on page 29.) 1. See "External Display Self-Test" in this list and the problem remains, see "Undetermined Problems." Run ...
Hardware Maintenance Manual
Page 92
...most likely cause is a device installed that can be displayed as 3, 4, 5, or 8 digits. IMPORTANT: 1. Check all power supply voltages before you power-on the computer. Refer to have both an error message and an incorrect audio response, diagnose the error message first. 2..... 2. Numeric Error Codes Symptom/Error FRU/Action 00010200, 00010300, 00010400, 00010700 1. System Board 00010800 1. Base Memory Card 3. Processor Card 82 IBM Mobile Systems HMM If you cannot correct the problem using this index, go to "Memory Checkout" on page 70 before replacing any number. If an...
...most likely cause is a device installed that can be displayed as 3, 4, 5, or 8 digits. IMPORTANT: 1. Check all power supply voltages before you power-on the computer. Refer to have both an error message and an incorrect audio response, diagnose the error message first. 2..... 2. Numeric Error Codes Symptom/Error FRU/Action 00010200, 00010300, 00010400, 00010700 1. System Board 00010800 1. Base Memory Card 3. Processor Card 82 IBM Mobile Systems HMM If you cannot correct the problem using this index, go to "Memory Checkout" on page 70 before replacing any number. If an...
Hardware Maintenance Manual
Page 103
...FRUs that are known to be good). IC DRAM card f. Power-on page 71.) If the power supply is not corrected, replace the following procedure. 1. Undetermined Problem You are known to be good.) a. Power-off the computer. 2. Non-IBM devices b. Battery pack d. Remove or disconnect one of the ... and the problem is operating correctly, continue with the following FRUs: System board Processor card Video card ThinkPad 700, 700C, 720, 720C (9552) 93 Check the power supply that are here because the diagnostic tests did not identify which adapter or device failed, the Devices List...
...FRUs that are known to be good). IC DRAM card f. Power-on page 71.) If the power supply is not corrected, replace the following procedure. 1. Undetermined Problem You are known to be good.) a. Power-off the computer. 2. Non-IBM devices b. Battery pack d. Remove or disconnect one of the ... and the problem is operating correctly, continue with the following FRUs: System board Processor card Video card ThinkPad 700, 700C, 720, 720C (9552) 93 Check the power supply that are here because the diagnostic tests did not identify which adapter or device failed, the Devices List...
Hardware Maintenance Manual
Page 107
... a device or adapter. See your IBM Servicer or IBM Authorized Dealer for this procedure. If an adapter or a device is an option. Privileged-Access Password (PAP) This is missing from the list requires an additional diskette. (See the device service manual.) A power supply voltage is set , then forgotten,...disk or the Reference Diskette you are using the View configuration) and verify that is on the list, run the adapter diagnostic tests. ThinkPad 700, 700C, 720, 720C (9552) 97 If the PAP is not available in the computer. Running Automatic Configuration can alter the ...
... a device or adapter. See your IBM Servicer or IBM Authorized Dealer for this procedure. If an adapter or a device is an option. Privileged-Access Password (PAP) This is missing from the list requires an additional diskette. (See the device service manual.) A power supply voltage is set , then forgotten,...disk or the Reference Diskette you are using the View configuration) and verify that is on the list, run the adapter diagnostic tests. ThinkPad 700, 700C, 720, 720C (9552) 97 If the PAP is not available in the computer. Running Automatic Configuration can alter the ...
Hardware Maintenance Manual
Page 160
Replace the Inverter Card. 1. Check the Configuration Utility to ensure that the computer is powered-on or in Suspend mode. 2. System stops intermittently. 1. Symptom/Error Battery pack charges, but ... Check that the computer can enter Suspend mode by opening or closing the LCD. 1. Go to ensure that the computer is supplying the correct voltage level. 3. Bottom System Board. Reseat the Inverter Card. 2. Replace the Battery Pack. 7. Replace the Top ...Lid Close function is less than 90%. Go to "Checking Installed Devices" on page 152. 150 IBM Mobile Systems HMM
Replace the Inverter Card. 1. Check the Configuration Utility to ensure that the computer is powered-on or in Suspend mode. 2. System stops intermittently. 1. Symptom/Error Battery pack charges, but ... Check that the computer can enter Suspend mode by opening or closing the LCD. 1. Go to ensure that the computer is supplying the correct voltage level. 3. Bottom System Board. Reseat the Inverter Card. 2. Replace the Battery Pack. 7. Replace the Top ...Lid Close function is less than 90%. Go to "Checking Installed Devices" on page 152. 150 IBM Mobile Systems HMM
Hardware Maintenance Manual
Page 162
...short circuits and open circuits. Note: If you cannot find a symptom or error in loop mode at the time of reasons that the power supply being used PCMCIA slot pin is inoperative. Undetermined Problems Perform the following steps: 1. See "MultiPort II Checkout" on page 135.) 1. Consider...replace a nondefective FRU. Verify that have nothing to verify that all attached devices are found, replace the FRU. 152 IBM Mobile Systems HMM Intermittent Problems Intermittent system interruptions can be caused by the computer. Check the cables, wires, and connectors for damage.
...short circuits and open circuits. Note: If you cannot find a symptom or error in loop mode at the time of reasons that the power supply being used PCMCIA slot pin is inoperative. Undetermined Problems Perform the following steps: 1. See "MultiPort II Checkout" on page 135.) 1. Consider...replace a nondefective FRU. Verify that have nothing to verify that all attached devices are found, replace the FRU. 152 IBM Mobile Systems HMM Intermittent Problems Intermittent system interruptions can be caused by the computer. Check the cables, wires, and connectors for damage.
Hardware Maintenance Manual
Page 237
... attached to the diskette drive connector g. Diskette drive or the device attached to the expansion bus connector c. Power-on page 207.) 1. Undetermined Problems You are here because the diagnostic tests did not identify which adapter or device... one at a time until you find the failing FRU. 7. Power-off the computer. 2. Non-IBM devices b. IC DRAM card or DIMM card h. PC cards Note: Remember that the power supply being used at a time. Do not replace a non-defective ...LCD assembly System board Processor card (370C, 750Ce, 755C, and 755Cs) ThinkPad 355x, 360x, 370C, 750x, 755C, 755Cs 227
... attached to the diskette drive connector g. Diskette drive or the device attached to the expansion bus connector c. Power-on page 207.) 1. Undetermined Problems You are here because the diagnostic tests did not identify which adapter or device... one at a time until you find the failing FRU. 7. Power-off the computer. 2. Non-IBM devices b. IC DRAM card or DIMM card h. PC cards Note: Remember that the power supply being used at a time. Do not replace a non-defective ...LCD assembly System board Processor card (370C, 750Ce, 755C, and 755Cs) ThinkPad 355x, 360x, 370C, 750x, 755C, 755Cs 227
Hardware Maintenance Manual
Page 332
If no errors occur at a time and check that power is used , replace the replicator. If you suspect a power problem, see the appropriate power supply check listed below. "Checking Operational Charging" on page 326. "Checking the Backup Battery" on page 323. Checking the AC Adapter: You ... Unit, replace the unit. 4. If the drive is supplied. 3. If the drive test detects an error, FRU code 50 for FDD-1 or 51 for correct continuity and installation. 322 IBM Mobile Systems HMM Connect the AC Adapter and check that power is attached through a Port Replicator as FDD-1 or FDD...
If no errors occur at a time and check that power is used , replace the replicator. If you suspect a power problem, see the appropriate power supply check listed below. "Checking Operational Charging" on page 326. "Checking the Backup Battery" on page 323. Checking the AC Adapter: You ... Unit, replace the unit. 4. If the drive is supplied. 3. If the drive test detects an error, FRU code 50 for FDD-1 or 51 for correct continuity and installation. 322 IBM Mobile Systems HMM Connect the AC Adapter and check that power is attached through a Port Replicator as FDD-1 or FDD...
Hardware Maintenance Manual
Page 353
... devices one at a time until you find the failing FRU. 7. Verify that the power supply being used at the time of the following FRUs one at a time. Devices attached ...problem has changed. 6. DC/DC card Interposer card LCD assembly System board Processor card ThinkPad 755CD, 755CDV (9545) 343 Undetermined Problems You are here because the diagnostic tests did... system is operating correctly. (See "Power Systems Checkout" on the computer. 5. Ignore error code 174. 4. If the problem remains, replace the following devices. Non-IBM devices b. Hard disk drive f. Do...
... devices one at a time until you find the failing FRU. 7. Verify that the power supply being used at the time of the following FRUs one at a time. Devices attached ...problem has changed. 6. DC/DC card Interposer card LCD assembly System board Processor card ThinkPad 755CD, 755CDV (9545) 343 Undetermined Problems You are here because the diagnostic tests did... system is operating correctly. (See "Power Systems Checkout" on the computer. 5. Ignore error code 174. 4. If the problem remains, replace the following devices. Non-IBM devices b. Hard disk drive f. Do...
Hardware Maintenance Manual
Page 408
...to the service manual of adapters. the drive to isolate the replicator problem. 7. then check that power is used , replace the replicator. If you suspect a power problem, see the appropriate power supply check listed below. "Checking the Car-Battery Adapter" on page 399. "Checking Operational Charging" on...turn on the computer using each power source. 4. Unplug the AC adapter cable from each of the AC Adapter for checking both types is used . "Checking the Travel Quick Charger" on page 403. See the following figure. 398 IBM Mobile Systems HMM Go to "Port...
...to the service manual of adapters. the drive to isolate the replicator problem. 7. then check that power is used , replace the replicator. If you suspect a power problem, see the appropriate power supply check listed below. "Checking the Car-Battery Adapter" on page 399. "Checking Operational Charging" on...turn on the computer using each power source. 4. Unplug the AC adapter cable from each of the AC Adapter for checking both types is used . "Checking the Travel Quick Charger" on page 403. See the following figure. 398 IBM Mobile Systems HMM Go to "Port...
Hardware Maintenance Manual
Page 429
... open circuits. Remove or disconnect all attached devices are incorrect, a short circuit is suspected, or the system is operating correctly. (See "Power Systems Checkout" on the computer. 5. If the problem remains, replace the following devices. 3. Follow the procedures below to the expansion bus.... PC Cards Note: Remember that the power supply being used at the time of the following FRUs one at a time. DC/DC card Interposer card LCD assembly System board Processor card ThinkPad 755CE, 755CSE, 755CV, 755CX (9545) 419 Non-IBM devices b. Hard disk drive f. If...
... open circuits. Remove or disconnect all attached devices are incorrect, a short circuit is suspected, or the system is operating correctly. (See "Power Systems Checkout" on the computer. 5. If the problem remains, replace the following devices. 3. Follow the procedures below to the expansion bus.... PC Cards Note: Remember that the power supply being used at the time of the following FRUs one at a time. DC/DC card Interposer card LCD assembly System board Processor card ThinkPad 755CE, 755CSE, 755CV, 755CX (9545) 419 Non-IBM devices b. Hard disk drive f. If...