Lenovo ThinkPad 760XL ThinkPad 380, 385, 560, 560E, all 760, 765 and SelectADo - Page 641
External Keyboard, The FDD-1, the PCMCIA-1, the CD ROM-1, or
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The PCMCIA-1, parallel, and serial icons are always displayed in a dark shade, because the icons represent subsystems of the system board and not the attachment of the devices. The FDD-1, the HDD-1, the PCMCIA-1, the CD ROM-1, or the DVD-1 icons represent the first drive in the system configuration for each type of device. Similarly, the HDD-3, FDD-2, or PCMCIA-2 icons represent the second drive, usually attached through a port replicator or an expansion unit. The HDD-2 icon represents the hard disk drive in the UltraBay of the computer. The HDD-3 or HDD-4 icons represent the hard disk drive in the SelectaDock III (except the SCSI hard disk). The FDD-2 or PCMCIA-2 icons represent the FDD or PCMCIA attached through a port replicator or in the SelectaDock III. External Keyboard Notes If a mouse or other pointing device is attached, remove it. If the error symptom goes away, the mouse or other pointing device is defective. The computer keyboard does not work when an external keyboard is connected. 1. Turn off the computer. 2. Disconnect the keyboard cable from the external keyboard. 3. Turn on the computer and check the keyboard cable connector for the following voltages. All voltages have a ±5% voltage tolerance. Not used Not used 4. If all voltages are correct, replace the external keyboard. 5. If the voltages are not correct, replace the following FRUs one at a time until the problem is corrected. Note: If the replaced parts did not resolve the problem, put the original parts back in the SelectaDock Docking System. Do not replace nondefective parts. a. Keyboard cable. SelectaDock III (3547-003) 629