HP 3000 Series - Check I; 0 Card and Device Leds; System Troubleshooting Reference Guide

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