Instruction Manual

Troubleshooting
M8701A / M8702A ACL Tape Library Installation and User’s Guide—694636-001
5-29
Warning Events
8A Power supply has failed.
Redundancy is not
available.
!
Verify that the indicated power supply is
correctly installed and the thumbscrews
are tight.
!
Power-cycle the device.
!
If this event continues, contact customer
support.
8B One of the redundant
power supplies has failed.
!
Verify that both power supplies are
correctly installed and the thumbscrews
are tight.
!
Power-cycle the device.
!
If this event continues, contact customer
support.
8C Invalid robotics code; does
not match with the loaded
firmware.
!
Ensure that the file used for the firmware
upgrade was correct.
!
Retry the firmware upgrade process.
!
If this event continues, contact customer
support.
DB External cooling fan error
(fan motion has stopped).
The subcode indicates
which drive sled fan is
affected.
Subcode 00: drive sled #1
!
Verify that the fan for the indicated fan is
operational and not obstructed.
!
If the problem continues, contact
customer support.
DD Power supply fan has
failed, redundancy may be
at risk.
!
Verify that the fan for the indicated fan is
operational and not obstructed.
!
Check ambient temperature conditions.
!
Upgrade the Library firmware to the
latest release.
!
If the problem continues, contact
customer support.
DE Power supply has failed,
redundancy is not
available.
!
Verify that the power supply is inserted
correctly and that the thumbscrews are
adjusted.
!
Power cycle the unit.
!
Upgrade the Library firmware to the
latest release.
!
If the problem continues, contact
customer support.
Table 5-6. Warning Event Codes
Event Code Description Details and Solution