IBM 84885BU User Manual - Page 121
drive, Symptom, FRU/action, Remove, being, tested, server, stopped, responding, diagnostic, again.,
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Note: See Chapter 7, "Parts listing Type 8488 and 8648," on page 129 to determine which components are replaceable by the customer (CRU), and which components must be replaced by a field service technician (FRU). Hard disk drive Symptom FRU/action System stops responding during 1. Remove the hard disk drive being tested when the server stopped hard disk drive diagnostic test. responding and try the diagnostic test again. 2. If the hard disk drive diagnostic test runs successfully, replace the drive you removed with a new one. A hard disk drive passes the diagnostic Fixed Disk Test but the problem remains. Run the diagnostic SCSI Fixed Disk Test (see "Running the on-board diagnostic programs" on page 57). Note: This test is not available on servers that have RAID arrays or servers that have IDE or SATA hard disk drives. Note: See Chapter 7, "Parts listing Type 8488 and 8648," on page 129 to determine which components are replaceable by the customer (CRU), and which components must be replaced by a field service technician (FRU). Intermittent Symptom FRU/action A problem occurs only occasionally and is difficult to detect. 1. Verify that: v All cables and cords are connected securely to the rear of the server and attached options. v When the server is turned on, air is flowing from the rear of the server at the fan grill. If there is no airflow, the fan is not working. This causes the server to overheat and shut down. v Ensure that the SCSI bus and devices are configured correctly and that the last external device in each SCSI chain is terminated correctly. 2. Check the system error log. Note: See Chapter 7, "Parts listing Type 8488 and 8648," on page 129 to determine which components are replaceable by the customer (CRU), and which components must be replaced by a field service technician (FRU). Keyboard, mouse, or pointing-device Symptom FRU/action All or some keys on the keyboard do not work. 1. Verify that: v The keyboard cable is securely connected to the system, and the keyboard and mouse cables are not reversed. v The server and the monitor are turned on. 2. Keyboard. 3. System board. The mouse or pointing device does not work. 1. Verify that: v The mouse or pointing-device cable is securely connected, and that the keyboard and mouse cables are not reversed. v The mouse device drivers are installed correctly. 2. Mouse or pointing device. 3. System board. Chapter 6. Symptom-to-FRU index 111