IBM TS2250, Setup, Operator, And Service Manual

Page: 52 / 149

Table 3-3. Diagnostic and maintenance functions
Function
Code
Diagnostic or Maintenance Function Instructions Location
0
Exit Maintenance Mode: Causes the drive to become
available for reading and writing data.
“Function Code 0: Maintenance Mode”
on page 3-9
1
Run Drive Diagnostics: Runs tests to determine whether
the drive can properly load and unload cartridges, and
read and write data.
“Function Code 1: Run Drive
Diagnostics” on page 3-10
8
Update Tape Drive Firmware from FMR Tape: Loads
updated firmware from a field microcode replacement
(FMR) tape.
“Function Code 2: Update Drive
Firmware from FMR Tape” on page 3-11
3
Create FMR Tape: Copies its field microcode
replacement (FMR) data to a customer-supplied scratch
(blank) data cartridge.
“Function Code 3: Create FMR Tape” on
page 3-11
8
Force a Drive Dump: Performs a dump of data (also
known as saving a microcode trace).
“Function Code 4: Force a Drive Dump”
on page 3-12
5
Copy Drive Dump: Copies data from a drive dump
(captured by using Function Code 4) to the beginning of
a customer-supplied scratch (blank) data cartridge,
copies a drive dump to flash memory, or erases a dump
from flash memory.
“Function Code 5: Copy Drive Dump” on
page 3-12
6
Run Host Interface Wrap Test: Performs a check of the
circuitry from and to the connector.
“Function Code 6: Run Host Interface
Wrap Test” on page 3-13
7
Run RS-422 Wrap Test: This test causes the drive to
perform a check of the circuitry and connector for the
RS-422 interface.
“Function Code 7: Run RS-422 Wrap Test”
on page 3-14
8
Unmake FMR Tape: Erases the FMR data on a
customer-supplied scratch (blank) data cartridge and
rewrite the cartridge memory on the tape. This turns the
cartridge into a valid customer-supplied scratch data
cartridge.
“Function Code 8: Unmake FMR Tape”
on page 3-15
9
Display Error Code Log:
Displays the last 10 error
codes, one at a time (the codes are ordered; the most
recent is presented first and the oldest (tenth) is
presented last).
“Function Code 9: Display Error Code
Log” on page 3-16
A
Clear Error Code Log: Erases the contents of the error
code log.
“Function Code A: Clear Error Code Log”
on page 3-16
C
Insert Cartridge into Tape Drive: This function cannot
be selected by itself, but is a part of other maintenance
functions (such as Run Tape Drive Diagnostics and
Create FMR Tape) that require a tape cartridge to be
loaded.
“Function Code C: Insert Cartridge into
Tape Drive” on page 3-16
E
Test Cartridge & Media: Performs tests to ensure that a
suspect cartridge and its magnetic tape are acceptable.
“Function Code E: Test Cartridge &
Media” on page 3-17
F
Write Performance Test: Performs tests to ensure that
the drive can read from and write to tape.
“Function Code F: Write Performance
Test” on page 3-17
H
Test Head: Performs tests to ensure that the tape drive's
head and tape-carriage mechanics are working correctly.
“Function Code H: Test Head” on page
3-18
J
Fast Read/Write Test: Performs tests to ensure that the
drive can read from and write to tape.
“Function Code J: Fast Read/Write Test”
on page 3-19
L
Load/Unload Test: Tests the drive's ability to load and
unload a tape cartridge.
“Function Code L: Load/Unload Test” on
page 3-20
3-8
TS2250 Tape Drive Setup, Operator and Service manual