Technical data

Table 4–14: Service Aid 212 Front Panel Switches
Switch Function
1 Displays the next selectable parameter; used with switch 3 to increment a parameter
setting.
2 Displays the previous selectable parameter; used with switch 3 to decrement a parameter
setting.
3 Displays the selection for a parameter; must be pressed simultaneously with switch 1 or
2 to change the selections for a parameter; displays the current selection while tape is
moving.
4 When pressed once, starts the service aid; when pressed twice, causes the tape to rewind
and the drive to exit from the service aid.
5 Stops tape movement and allows for the changing of parameters when writing.
4.5.3.3 Service Aid 222 (Tape Motion)
The Service Aid 222 moves the tape forward and then in reverse for a length of time as
selected in the Selection Mode at the beginning of the service aid. If the Robot Mode is
selected, there are no time options. While this service aid is in the Selection Mode, the front
panel switches function as described in Table 4–15.
Table 4–15: Front Panel Switch Function in the Selection Mode
Switch Function in the Selection Mode
1 Selects forward movement of 0.5 seconds and reverse movement of 0.2 seconds.
2 Selects forward movement of 2 seconds and reverse movement of 1 second.
3 Selects forward movement of 10 seconds and reverse movement of 5 seconds.
4 Exits the service aid after rewinding the tape.
5 Starts the Execution Mode if switch 1, 2,or3was pressed, or selects the Robot Mode if
switch 1, 2,or3was not pressed. Pressing again stops the tape movement and returns
the drive to the Selection Mode.
Table 4–16 describes the function of the front panel switches while in the Robot Mode.
Table 4–16: Front Panel Switch Functions in the Robot Mode
Switch Function in the Robot Mode
1 Rewinds to BOT.
2 Starts and stops forward movement, goes to EOT and reverses.
3 Starts and stops reverse movement, goes to BOP and then reverses to forward movement.
4 Exits the service aid after rewinding the tape.
5 Stops the tape movement and returns the drive to the selection mode.
4–18 Troubleshooting