IBM 39M5657, User Manual

Page: 32 / 120

Function Code 0: Exit Maintenance Mode
Function Code
0
makes the drive available for reading and writing data.
1. Place the drive in maintenance mode. For instructions, see “Entering
Maintenance Mode” on page 15.
2. Press and hold the Unload Button for 3 or more seconds to take the drive out
of maintenance mode. The Status Light turns off.
v
If no error is detected,
0
temporarily appears in the SCD, then goes blank.
The drive then exits maintenance mode.
v
If an error is detected, the SCD shows an error code but still exits
maintenance mode. To determine the error, locate the code in Table 9 on page
45. To clear the error, turn the power off, then on again.
The drive also exits maintenance mode automatically after it completes a
maintenance function or after 10 minutes if no action has occurred.
Function Code 1: Run Drive Diagnostics
Approximate Run Time = 20 minutes per loop
Total Number of Loops = 10
Function Code
1
runs tests that determine whether the drive can properly load
and unload cartridges, and read and write data.
The diagnostic loops ten times. To stop the diagnostic and exit maintenance mode,
press the Unload Button once to abort the test.
Attention
For this test, insert only a scratch (blank) data cartridge or a cartridge that
may be overwritten. During the test, the drive overwrites the data on the
cartridge.
1. Place the drive in maintenance mode. For instructions, see “Entering
Maintenance Mode” on page 15.
2. Press the Unload Button once per second until
1
appears in the SCD. (If you
cycle past the desired code, press the Unload Button once per second until the
code reappears.)
3.
Press and hold the Unload Button for three or more seconds, then release it to
select function
1
. The SCD changes to a flashing
C
.
4. Insert a scratch (blank) data cartridge that is not write-protected (or the tape
drive exits maintenance mode). The SCD changes to a flashing
1
and the test
begins.
Note: If you inserted an invalid or write-protected tape cartridge, error code
7
appears in the SCD. The tape drive unloads the cartridge and exits
maintenance mode.
16
IBM 400/800GB LTO3 Tape Drive User’s Guide