Tape Driver User's Guide
Troubleshooting
M8501 and M8502 ACL Tape Drive Installation and User’s Guide—529972-001
6-11
Fault Symptom Codes (FSCs)
Unknown 701E C, G Attempt to show detailed drive status of a 
drive whose type is unknown.
The SCSI response 
was not expected
701F C, G The command response from the SCSI 
task in a remote module was unexpected.
The Flash response 
was not expected
7020 C, G The command response from the Flash 
task in a remote module was unexpected.
SCSI response not 
matched to a known 
command
7021 C, G A command response was received from 
a SCSI task, but the original command 
opcode could not be determined.
Unexpected state after 
NonVolConfig cmd
7022 C, G After successfully completing a 
NonVolCofigPut command, the current 
state of the save operation was unknown
Unexpected state after 
SCSI mode cmd
7023 C, G After successfully completing a 
SCSIUpdateModeParameters command, 
the current state of the save operation 
was unknown.
Unexpected state after 
SCSI init cmd
7024 C, G After successfully completing a 
SCSIInitcommand, the current state of the 
save operation was unknown.
Cartridge reject 
recovery failed
8001 C, D, G The DLT drive failed to successfully load 
a tape even after retries.
Drive Fan stalled 8002 C, D, G The fan in the drive hot-swap shoe is 
either not installed or has stalled.
Drive load did not 
complete
8003 C, D, G The drive failed to successfully load a 
tape.
Invalid drive was 
installed
8004 F One or more installed drives are of a type 
either unknown or not supported in the 
current ACL personality.
LTO unmask drive 
failed
8005 F The LTO drive unmask operation failed.
LTO mask drive failed 8006 F The LTO drive mask operation failed.
LTO unload drive (In 
load retry) failed
8007 F The LTO drive failed to unload a cartridge 
during a load retry operation. 
Is Drive Unloaded 
Failed
8008 F The LTO drive failed to return status when 
being polled for unloaded state.
Orphan cartridge 
recovery failed
9001 C, D, G The master module could not successfully 
return an orphan cartridge to a slot 
location.
Master pass-thru opto 
failed
9003 C, D, G The master module opto sensor was not 
detected during the power-up pass-thru 
module inventory.
Table 6-2. Fault Symptom Codes
Message FSC ERP










