IBM 7226 Manual page 173

Error Code
3
Firmware problem. The tape drive determined that a firmware error occurred. Perform the following
actions:
The error code clears when you place the tape drive in maintenance mode.
4
Firmware or hardware problem. The tape drive determined that a firmware or tape drive hardware failure
occurred. Perform the following actions:
5 Tape drive hardware problem. The drive determined that a tape path or read/write error occurred. To
prevent damage to the drive or tape, the tape drive will not allow you to insert a cartridge if the current
cartridge was successfully ejected. The error code may clear when you cycle power to the tape drive or
place it in maintenance mode. If the problem persists, replace the drive.
Note: Copy the drive dump to flash memory before returning the drive.
162 IBM 7226 Model 1U3 Storage Device Enclosure
Collect a drive dump by using one of the following ways:
Note: Do not force a new dump; the tape drive has already created one.
Server's host interface by using a device driver utility or system tool. For instructions about
reading a drive dump from tape, visit this website: http://www.ibm.com/storage/lto
Ultrium Tape Drive (copy and read a drive dump)
Power the tape drive off and on, then retry the operation that produced the error.
If the problem persists, download new firmware and retry the operation.
If the problem persists, send the drive dump that you collected to your IBM Support Center.
Collect a drive dump using one of the following ways:
Note: Do not force a new dump; the tape drive has already created one.
Server's host interface by using a device driver utility or system tool. For instructions about
reading a drive dump from tape, visit this website: http://www.ibm.com/storage/lto
Ultrium Tape Drive (copy and read a drive dump)
Power the tape drive off and on, then retry the operation that produced the error. The error code
clears when you place the tape drive in maintenance mode.
If the problem persists, download new firmware and retry the operation; if new firmware is not
available, replace the drive.
Cause and Action