Lenovo ThinkPad 760E ThinkPad 380, 385, 560, 560E, all 760, 765 and SelectADoc - Page 638
Power Supply, Device Space Bay Frame
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Symptoms (Verified) Other symptoms (such as LCD indicator problems). Symptoms cannot be re-created (intermittent problems). Go to "Symptom-to-FRU Index" on page 640, and then go to "Other Symptoms" on page 652. Use the customer reported symptoms and go to "Symptom-to-FRU Index" on page 640. Power Supply If the power-on indicator is not on and the power supply fan is not turning, check the power cord for continuity and correct installation. If the power cord is not the problem, either the power supply is defective, or another component is defective causing the power supply to cut off. To verify that the power supply is operating correctly, do the following: 1. Turn off the computer and disconnect the SelectaDock III power cord. 2. Remove all internal devices, external devices, and the computer from the SelectaDock Docking System. 3. Undock the port replicator. 4. Remove the device space bay frame (see "1050 Device Space Bay Frame" on page 661). 5. Remove connectors 1 , 2 , 3 , 4 , 5 , and 6 from the each device, tray, or card. 6. To power on the power supply, on connector 5 , short-circuit pins 2 and 8, and with a 15-ohm resistor short-circuit pins 1 and 15. Then check the power supply voltages on each connector. If any of the voltages is not correct, replace the power supply. If replacing the power supply does not correct the 626 IBM Mobile Systems HMM
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