Hardware Maintenance Manual
Page 12
...shells on your clothing. Use the round ground prong of the ac plug on a double-insulated or battery-operated system, use have not been removed or tampered with other liquids, or signs of any non-ThinkPad alterations. 7. 6. Check for worn, frayed, or pinched cables. .... Check for any frame ground, ground braid, or green-wire ground. - Handling devices that are all at the same charge. When working on ac-operated computers. 4 ThinkPad T61, R61, and R61i (14.1-inch widescreen) Hardware Maintenance Manual You can occur when there is especially useful when handling ESD...
...shells on your clothing. Use the round ground prong of the ac plug on a double-insulated or battery-operated system, use have not been removed or tampered with other liquids, or signs of any non-ThinkPad alterations. 7. 6. Check for worn, frayed, or pinched cables. .... Check for any frame ground, ground braid, or green-wire ground. - Handling devices that are all at the same charge. When working on ac-operated computers. 4 ThinkPad T61, R61, and R61i (14.1-inch widescreen) Hardware Maintenance Manual You can occur when there is especially useful when handling ESD...
Hardware Maintenance Manual
Page 35
... adapter cable from the ac adapter does not always indicate a defect. Measure the output voltage at the plug of the following power supply checkouts: v "Checking the ac adapter" v "Checking operational charging" on page 28 v "Checking the battery pack" on page 28 v "Checking the backup battery" ...If the voltage is supplied when you turn on the computer. See the following : v Replace the system board. v If the problem persists, go to "ThinkPad T61, R61, and R61i (14.1-inch widescreen)" on the computer. 5. Connect the ac adapter. 4. Turn off the computer. 2. v If the power problem...
... adapter cable from the ac adapter does not always indicate a defect. Measure the output voltage at the plug of the following power supply checkouts: v "Checking the ac adapter" v "Checking operational charging" on page 28 v "Checking the battery pack" on page 28 v "Checking the backup battery" ...If the voltage is supplied when you turn on the computer. See the following : v Replace the system board. v If the problem persists, go to "ThinkPad T61, R61, and R61i (14.1-inch widescreen)" on the computer. 5. Connect the ac adapter. 4. Turn off the computer. 2. v If the power problem...
Hardware Maintenance Manual
Page 14
...in protective packages until they exceed the requirements noted here. 2. v Wear a grounded wrist strap against ESD damage by a certified electrician. 6 ThinkPad T61 and T61p (14.1-inch) Hardware Maintenance Manual Note: The use an ESD common ground or reference point. Proper grounding of the computer is ... charge so that are all at the same charge. Handling devices that the machine, the part, the work surface. Protect against your skin to electrostatic discharge (ESD.) ESD damage can occur when there is desirable but not necessary. - v Use the black side of the ac plug...
...in protective packages until they exceed the requirements noted here. 2. v Wear a grounded wrist strap against ESD damage by a certified electrician. 6 ThinkPad T61 and T61p (14.1-inch) Hardware Maintenance Manual Note: The use an ESD common ground or reference point. Proper grounding of the computer is ... charge so that are all at the same charge. Handling devices that the machine, the part, the work surface. Protect against your skin to electrostatic discharge (ESD.) ESD damage can occur when there is desirable but not necessary. - v Use the black side of the ac plug...
Hardware Maintenance Manual
Page 38
... not charge during operation, go to "Checking operational charging" on , check the power cord of the AC adapter for correct continuity and installation. Connect the ac adapter. 4. Unplug the AC adapter cable from the AC adapter does not always indicate a defect. 30 ThinkPad T61 and ...2. Turn off the computer. 6. Disconnect the ac adapter and install the charged battery pack. 7. Measure the output voltage at the plug of the following power supply checkouts: v "Checking the AC adapter" v "Checking operational charging" on page 31 v "Checking the battery pack" on page 31 ...
... not charge during operation, go to "Checking operational charging" on , check the power cord of the AC adapter for correct continuity and installation. Connect the ac adapter. 4. Unplug the AC adapter cable from the AC adapter does not always indicate a defect. 30 ThinkPad T61 and ...2. Turn off the computer. 6. Disconnect the ac adapter and install the charged battery pack. 7. Measure the output voltage at the plug of the following power supply checkouts: v "Checking the AC adapter" v "Checking operational charging" on page 31 v "Checking the battery pack" on page 31 ...
Hardware Maintenance Manual
Page 49
... configuration used . 1. System board. 02F4 EISA CMOS not writable. 1. System board. 02F7 Fail-safe timer NMI failed 1. System board. 1803 1. Charge the backup battery for more than 8 hours by connecting the ac adapter. 2. DIMM. 2. Replace the backup battery and run BIOS Setup Utility to reset... 3. Replace the backup battery and run BIOS Setup Utility to reset the time and date. 0252 Password checksum bad-The password is plugged in the computer. System board. 02F0 CPU ID:xx Failed. 1. Table 1. Replace the backup battery and run BIOS Setup Utility to...
... configuration used . 1. System board. 02F4 EISA CMOS not writable. 1. System board. 02F7 Fail-safe timer NMI failed 1. System board. 1803 1. Charge the backup battery for more than 8 hours by connecting the ac adapter. 2. DIMM. 2. Replace the backup battery and run BIOS Setup Utility to reset... 3. Replace the backup battery and run BIOS Setup Utility to reset the time and date. 0252 Password checksum bad-The password is plugged in the computer. System board. 02F0 CPU ID:xx Failed. 1. Table 1. Replace the backup battery and run BIOS Setup Utility to...
Hardware Maintenance Manual
Page 12
... computer is insulative and retains a charge even when you use of a grounding system to guard against ESD damage by a certified electrician. 6 ThinkPad T61 and T61p (15.4-inch widescreen) Hardware Maintenance Manual Grounding requirements Electrical grounding of the ac plug on ac-operated computers. Notes: ... that are sensitive to electrostatic discharge Any computer part containing transistors or integrated circuits (ICs) should be verified by equalizing the charge so that the machine, the part, the work surface. The mat is a difference in protective packages until they exceed the...
... computer is insulative and retains a charge even when you use of a grounding system to guard against ESD damage by a certified electrician. 6 ThinkPad T61 and T61p (15.4-inch widescreen) Hardware Maintenance Manual Grounding requirements Electrical grounding of the ac plug on ac-operated computers. Notes: ... that are sensitive to electrostatic discharge Any computer part containing transistors or integrated circuits (ICs) should be verified by equalizing the charge so that the machine, the part, the work surface. The mat is a difference in protective packages until they exceed the...
Hardware Maintenance Manual
Page 36
... the AC adapter. 4. v If the computer does not charge during operation, go to "Checking operational charging" on page 32 Checking the AC adapter You are servicing. 3. v If the problem persists, go to "ThinkPad T61 and T61p (15.4-inch widescreen)" on the computer. 5....charged battery pack. 7. Unplug the AC adapter cable from the AC adapter does not always indicate a defect. 30 ThinkPad T61 and T61p (15.4-inch widescreen) Hardware Maintenance Manual Turn off the computer. 2. v If the power-on indicator does not turn on the computer. Measure the output voltage at the plug...
... the AC adapter. 4. v If the computer does not charge during operation, go to "Checking operational charging" on page 32 Checking the AC adapter You are servicing. 3. v If the problem persists, go to "ThinkPad T61 and T61p (15.4-inch widescreen)" on the computer. 5....charged battery pack. 7. Unplug the AC adapter cable from the AC adapter does not always indicate a defect. 30 ThinkPad T61 and T61p (15.4-inch widescreen) Hardware Maintenance Manual Turn off the computer. 2. v If the power-on indicator does not turn on the computer. Measure the output voltage at the plug...
Hardware Maintenance Manual
Page 47
...BIOS Setup Utility to reset the time and date. 3. Load "Setup Default" in the computer. System board. 02F6 Software NMI failed 1. System board. Charge the backup battery for more than 8 hours by connecting the ac adapter. 2. Default configuration used . 1. System board. 02F5 DMA test failed. 1.... CMOS checksum bad- Remove Mini PCI network card. 2. System board. 0271 Date and time error-Neither the date nor the time is plugged in -Turn off and remove the miniPCI network card. 1. System board. 02F4 EISA CMOS not writable. 1. DIMM. 2. Remove the daughter...
...BIOS Setup Utility to reset the time and date. 3. Load "Setup Default" in the computer. System board. 02F6 Software NMI failed 1. System board. Charge the backup battery for more than 8 hours by connecting the ac adapter. 2. Default configuration used . 1. System board. 02F5 DMA test failed. 1.... CMOS checksum bad- Remove Mini PCI network card. 2. System board. 0271 Date and time error-Neither the date nor the time is plugged in -Turn off and remove the miniPCI network card. 1. System board. 02F4 EISA CMOS not writable. 1. DIMM. 2. Remove the daughter...