Other error symptoms - (NF 8500R - Type 8681)

Other error symptoms

Error Symptom	FRU/Action
CD is not working properly	1. Clean the CD.
or there is no CD activity.	2. Clean the optical-head lens.
	3. Run Diagnostics.
	4. Check the CD-ROM cable.
	5. CD-ROM Drive
	6. Media power cable
	7. I/O function card
CD-ROM drive tray is not	1. Insert the end of a paper clip into the
working.	manual tray-release opening.
(The server must be	2. CD-ROM Drive
powered-on.) If the server	3. Media Power Cable
is on and the tray does not
eject,
CD-ROM drive is not	1. Run Configuration/Setup, enabled primary IDE channel.
recognized or is not	2. Check cables and jumpers.
accessible.	3. Check for correct device driver.
	If the CD-ROM drive is still not recognized,
	exchange FRUs in the following order:
	1. Drive Cable
	2. CD-ROM Drive
	3. I/O Function Card
	4. Media power cable
Diskette drive in-use light	If there is a diskette in the drive, verify that:
stays on; or the in-use light	1. The diskette drive is enabled in the configuration programs.
flashes, but the diskette is	2. The diskette is properly formatted.
not read; or the system	3. The diskette is good and not damaged.
bypasses the diskette drive.	(Try another diskette if you have one.)
	4. The diskette is inserted correctly in the drive.
	5. The diskette contains the necessary files to start the server.
	6. The software program is OK.
	If the diskette drive in-use light stays on, or the system
	continues to configure or bypass the diskette drive,
	exchange FRUs in the following order:
	1. Diskette drive
	2. Drive cable
	3. I/O function card
Diskette drive is not working	1. Check diskette drive cable.
or is not accessible.	2. Diskette drive
	3. I/O function card
	4. Media power cable
Diskette drive does not	1. Check diskette drive cable.
configure.	2. Diskette drive
	3. I/O function card
	4. Media power cable
Diskette drive will not read	1. Try different media.
or write to the media.	2. Check the diskette drive cable.
	3. Diskette drive
	4. I/O function card
	5. Media power cable
CPU Fan is running, but the	1. Fan
CPU Fan LED is on.	2. LED card
CPU Fans (all) are not	1. LED card
turning, but the I/O fans are	2. Power control card
turning.
CPU Fans (only)	1. LED Card
continuously running fast.	2. Power Control Card
I/O Fan is running, but the	1. Fan
I/O Fan LED is on.	2. Power control card
I/O Fans (all) are not	1. Midplane
turning, but the CPU fans	2. Power control card
are turning.
I/O Fans (only) continuously	1. Power Control Card
running fast.
Fan (one only) not running.	1. Swap fans to see if the fan is defective.
	If the fan still does not run in the new position,
	replace the fan.
	2. Midplane (I/O fan)
	3. LED Card (CPU fan)
	4. Power Control Card
Fans (multiple) not running.	1. Power control card (if both I/O and CPU fans
	are not running)
	2. Midplane (I/O fans)
	3. LED card (CPU fans)
Fans (all) not running.	1. Power control card
	2. midplane
	3. Power supply
	4. AC power source
Fans (all) continuously run	1. Check all power supplies for AC Good and
fast.	DC Good LEDs.
Note:	2. Power control card
This may be proper	3. Front panel cable
operation for a system	4. Front panel assembly
in an elevated ambient	5. I/O function card
temperature environment.	6. System Management Adapter
	7. I/O board
Fans (multiple) run fast and	1. Check all power supplies for AC Good and
there is no video.	DC Good LEDs.
	2. Check all fans. Swap positions to see if the problem
	follows the fan. Replace any fans not turning or if
	their fault LEDs are lit.
	3. If all power supply LEDs and all fans are okay,
	replace FRUs in the following order:
	a. Operator panel
	b. Operator panel cable
	c. System management adapter
	d. System management adapter cable
Monitor problems (general)	1. Check video cable.
Some IBM monitors have	2. Monitor
their own self-tests. If you	3. Display adapter (if applicable)
suspect a problem with the	4. I/O function card
monitor, refer to the	5. I/O board
information that comes with
the monitor for adjusting
and testing instructions.
Network no longer works.	1. Check cables attached to the PCI adapter.
	2. Check protocol settings
	3. PCI adapter
	4. PCI switch card
	5. I/O board
PCI adapter no longer	1. Check cables attached to the PCI adapter.
responds.	2. PCI adapter
	3. PCI switch card
	4. I/O board
System continually resets	See 'Undetermined problems'
itself and reboots.