Check I/ 0 Card And Device Leds; System Troubleshooting Reference Guide - HP 3000 Series Handbook

For HP Internal Use Only
Check 1/0 Card and Device LEOs
Table 5-2. System Troubleshooting Reference Guide
Device State of
Action
fudicators
Multifunction I/0 PCA
SCSI Selftest LED = ON Replace Multifunction I/0 PCA.
MUX Selftest LED= ON Replace Multifunction I/0 PCA.
Term Power LED= OFF Remove Multifunction I/0 PCA and
replace on-board termination power
fuse.
MDP Power on LED = OFF No power from MUX. Check cable
connection or replace Multifunction
I/0 PCA.
LINK Status LED = ON Check MDP cable connections.
Replace MDP cable.
Replace MDP.
DDS Tape Drive Drive LED = yellow Replace DDS Tape Drive assembly.
Drive LED =yellow and Overhumidity condition. Do not use
Cassette LED = yellow tape drive until LED pattern changes.
Cassette jam
Hold button in for 10 seconds to eject.
Internal Disk( s)
Disk Status LED = Replace the disk mechanism.
blinking or flashing (only
valid prior to an IPL boot
attempt)
5-4 Troubleshooting