Ibm 6648 Bedienungsanleitung PDF herunterladen (Seite 183)

Message/Symptom FRU/Action

Power-on indicator or hard disk drive in-use light

not on, but computer works correctly

1. Power Supply

2. System Board

3. LED Cables

Printer problems

1. See “Printer” on page 107

Program loads from the hard disk with a

known-good diagnostics diskette in the first

3.5-inch diskette drive

1. Run Setup

2. Diskette Drive

3. Diskette Drive Cable

4. System Board

5. Power Supply

Drives not recognized by the Fixed Disk diagnostic

(e.g., you have six drives but the fixed disk test

only shows three)

1. Remove the first drive that does not show up

and rerun the Fixed Disk diagnostic. If the

remaining drives then show up, replace the

drive you removed.

Hang during Fixed Disk diagnostic

1. Remove the hard file being tested at the time

of the hang.

2. Rerun the diagnostic.

3. If successful, replace the drive you removed.

RPL computer cannot access programs from its

own hard disk.

1. If network administrator is using LCCM

Hybrid RPL, check startup sequence:

a. First device - network

b. Second device - hard disk

2. Hard disk drive

RPL computer does not RPL from server

1. Check startup sequence

2. Check the network adapter LED status

Serial or parallel port device failure (system board

port)

1. External Device Self-Test OK?

2. External Device

3. Cable

4. System Board

Serial or parallel port device failure (adapter port)

1. External Device Self-Test OK?

2. External Device

3. Cable

4. Alternate Adapter

5. System Board

Chapter 3. Types 6058/6059/6269/6578/6579 169

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