IBM 3590 - Manual (Page 54)

Each AL_PA. consists of two hexadecimal numbers. After each adress
is set, the device will automatically run Loop Initialization (LIP).
Change Language
Allows the operator to select the operator panel language.
Statistics
Displays the number of times certain events occurred.
Refresh Tape
This option is selectable only when a tape is loaded. It will locate to
the end of the tape and rewind to its beginning.
Microcode Level
Displays the microcode EC level that is in DRAM. Figure 10 shows an
example.
Reset Drive
Aborts the operation and causes the drive code to restart. If dump
data is in the drive, it is not lost.
Note: Current operation (for example Locate) will be completed before
Reset Drive runs. This may cause a delay before Reset Drive is run.
Force Error Dump
Aborts the operation, causes a recovery of the functional code, and
forces a microcode dump. After getting the dump, select Reset Drive.
This selection is normally used because of specific requests from
support personnel.
Choosing Reset Drive or Force Error Dump causes the menu that is shown in
Figure 11 on page 35 to appear.
MICROCODE LEVEL
CANCEL
EC aaaaaaa
LINK bbcd_ddd
Legend Description
aaaaaaa
Engineering change level
bb Product identifier
c Link identifier
d_ddd Link number
Figure 10. Microcode Level Menu
34 3590 Operator Guide