Tektronix WFM 601A, Service Manual

Page: 99 / 368

Adjustment Procedures
5–8
WFM 601A, WFM 601E, & WFM 601M Service Manual
F4. Returns the Adjustment Procedures program to the previous step.
F5. Returns the Adjustment Procedures program to the beginning of the
current step. All front-panel settings and internal instrument settings are
returned to their former state (the same state they were in when the current
step was started).
F6. Displays the Select Step window. The Select Step window allows the
user to select any step in the procedure. The current step is highlighted when
the window opens. Selections are made by pressing the PAGE UP or PAGE
DOWN keys on the PC. Pressing the ESC key will close the window and
return the user to the current step.
F7. Displays the Exit menu. The Exit menu allows the user to change
procedure types, save the current Adjustment job, or to exit to DOS.
3. The step name box displays the current adjustment step number and title.
4. The mode box appears only when the procedure is in the Preview mode. The
Preview mode does not attempt to communicate with the instrument under
test.
5. The title box lists the instrument type and the current procedure. You select
the current procedure when the program starts from selections such as Full
adjustment and Component board.
6. The step number box lists the current step number and the total steps in the
selected procedure.
7. The resolution box displays the adjustment resolution for the current
adjustment.
8. The resolution selection box appears when the current step has an adjustment
controlled by the PC up/down arrow keys. Pressing the F8, F9, or F10
function key selects the amount of change each press of an Up or Down
arrow key has on the adjustment. The current adjustment size is displayed
above this box.
F8. Selects X1 as the adjustment size. The X1 setting provides the smallest
adjustment size and is used for fine tuning an adjustment.
F9. Selects X10 as the adjustment size. X10 is the default adjustment size
and is used to bring an adjustment close to proper position.
F10. Selects X100 as the adjustment size. X100 is the largest adjustment size
and is used to rough in adjustments that are far out of position.
9. The message box appears when the current step has an adjustment set by the
PC up/down arrow keys. The box also reminds you that the arrow keys
control the adjustment.