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No
Exchange the FRUs that have not been exchanged, in the following order:
1. Last disk drive installed
2. Disk drive backplane
Repeat this step until the defective FRU is identified or all the FRUs have been exchanged.
If the symptom did not change and all the FRUs have been exchanged, call service support for
assistance.
If the symptom has changed, check for loose cards, cables, and obvious problems. If you do not
find a problem, go to the "Quick Entry MAP" on page 40 and follow the instructions for the new
symptom.
Yes
Repeat this step with the second disk drive (if it was installed).
If the system has a diskette drive, go to "Step 1548-13".
Go to "Step 1548-14".
Step 1548-13
The system is working correctly with this configuration. The diskette drive might be defective.
1. Make sure the diagnostic CD-ROM is inserted into the CD-ROM drive.
2. Turn off the power and remove the power cords.
3. Plug the diskette drive cable into the diskette drive connector on the CEC backplane.
4. Connect the signal and power connectors to the diskette drive.
5. Plug in the power cords and wait for the operator panel to display OK.
6. Turn on the power.
7. After the word keyboard is displayed, press 5 on the ASCII terminal keyboard.
8. If you are prompted to do so, enter the appropriate password.
Is the Please Define the System Console prompt displayed?
NO
One of the FRUs remaining in the system is defective.
Exchange the FRUs that have not been exchanged, in the following order:
1. Diskette drive
2. Diskette drive cable
3. CEC backplane
Repeat this step until the defective FRU is identified or all the FRUs have been exchanged.
If the symptom did not change and all the FRUs have been exchanged, call service support for
assistance.
If the symptom has changed, check for loose cards, cables, and obvious problems. If you do not
find a problem, go to the "Quick Entry MAP" on page 40 and follow the instructions for the new
symptom.
YES
Go to "Step 1548-14".
Step 1548-14
The system is working correctly with this configuration. One of the devices that you disconnected from the
CEC backplane might be defective.
1. Turn off the power and remove the power cords.
2. Attach a CEC backplane device (for example: parallel, serial port 1, serial port 2, Ethernet, Ultra-2
SCSI) that had been removed.
3. Plug in the power cords and wait for the operator panel to display OK.
84
NAS Gateway 500 Service Guide
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