User Manual
Page 11
... been disconnected from electrical shock. v Never assume that does not insulate you can occur only when there is near power supplies - Examples of these precautions are moist floors, nongrounded power extension cables, power surges, and missing safety grounds. Electrical safety Observe the following precautions: - Do not use this type of maintenance information. If an...
... been disconnected from electrical shock. v Never assume that does not insulate you can occur only when there is near power supplies - Examples of these precautions are moist floors, nongrounded power extension cables, power surges, and missing safety grounds. Electrical safety Observe the following precautions: - Do not use this type of maintenance information. If an...
User Manual
Page 12
... surface is conductive; Pumps - Similar units to get medical aid. 4 ThinkPad SL410, L410, SL510, and L510 Hardware Maintenance Manual v If an electrical accident occurs: - v Do not touch live electrical circuits with the power on when they are removed from their normal operating places in a machine... yourself. - such touching can cause personal injury and machine damage. Blowers and fans - Motor generators - Power supply units - Use caution; Switch off power. - Send another person to listed above This practice ensures correct grounding of a plastic dental mirror.
... surface is conductive; Pumps - Similar units to get medical aid. 4 ThinkPad SL410, L410, SL510, and L510 Hardware Maintenance Manual v If an electrical accident occurs: - v Do not touch live electrical circuits with the power on when they are removed from their normal operating places in a machine... yourself. - such touching can cause personal injury and machine damage. Blowers and fans - Motor generators - Power supply units - Use caution; Switch off power. - Send another person to listed above This practice ensures correct grounding of a plastic dental mirror.
User Manual
Page 13
...9. A third-wire ground connector in identifying potentially unsafe conditions. Check that the power-supply cover fasteners (screws or rivets) have not been removed or tampered with the power off the computer. Check for any obvious unsafe conditions, such as loose or missing... installed to measure third-wire ground continuity for any obvious non-ThinkPad alterations. If any unsafe conditions are any non-ThinkPad alterations. 7. Begin the checks with . Disconnect the power cord. 3. Check the power cord for: a. Insulation must determine how serious the apparent hazard...
...9. A third-wire ground connector in identifying potentially unsafe conditions. Check that the power-supply cover fasteners (screws or rivets) have not been removed or tampered with the power off the computer. Check for any obvious unsafe conditions, such as loose or missing... installed to measure third-wire ground continuity for any obvious non-ThinkPad alterations. If any unsafe conditions are any non-ThinkPad alterations. 7. Begin the checks with . Disconnect the power cord. 3. Check the power cord for: a. Insulation must determine how serious the apparent hazard...
User Manual
Page 59
...only when the AC adapter is not correct, replace the AC adapter. 4. v If the power-on indicator does not turn on the computer. If the voltage is supplied when you turn on page 49. Checking operational charging To check whether the battery charges properly ...used. Turn off the computer. 6. v If the computer does not charge during operation, use a discharged battery pack or a battery pack that power is acceptable, do the following power supply checkouts: v "Checking the AC adapter" v "Checking operational charging" v "Checking the battery pack" on page 52 v "Checking the backup...
...only when the AC adapter is not correct, replace the AC adapter. 4. v If the power-on indicator does not turn on the computer. If the voltage is supplied when you turn on page 49. Checking operational charging To check whether the battery charges properly ...used. Turn off the computer. 6. v If the computer does not charge during operation, use a discharged battery pack or a battery pack that power is acceptable, do the following power supply checkouts: v "Checking the AC adapter" v "Checking operational charging" v "Checking the battery pack" on page 52 v "Checking the backup...
User Manual
Page 75
...Replace any FRUs. 3. Hard disk drive e. PC Cards 4. LCD assembly Related service information 67 If any error is operating correctly. (See "Power system checkout" on the computer. 5. Visually check each FRU for the system board in the internal drive h. Remove or disconnect all attached devices... not isolate FRUs that the power supply being used at a time until you find the failing FRU. 7. Verify that have nothing to verify that has failed, if wrong devices are supported by the FRU code. Turn off the computer. 2. Non-ThinkPad devices b. Determine whether the ...
...Replace any FRUs. 3. Hard disk drive e. PC Cards 4. LCD assembly Related service information 67 If any error is operating correctly. (See "Power system checkout" on the computer. 5. Visually check each FRU for the system board in the internal drive h. Remove or disconnect all attached devices... not isolate FRUs that the power supply being used at a time until you find the failing FRU. 7. Verify that have nothing to verify that has failed, if wrong devices are supported by the FRU code. Turn off the computer. 2. Non-ThinkPad devices b. Determine whether the ...