Specifications

5/2/2013 888-2500-001 5-9
WARNING: Disconnect primary power prior to servicing.
Section 5 Maintenance and Alignments
DAX-1/DAX-3
•EXAMPLE: To change the Forward Power Range of Power Level 4 to
2800W; on page 2 of the VT100 screens, type "4", then use your key-
board’s up or down arrow keys to reach 2800. Then hit "Enter" on your
keyboard to store.
To toggle (turn on/off) a command:
STEP 1 Type the corresponding number or letter in parenthesis - do NOT hit
"Enter"
•EXAMPLE: To mute the DAX; on page 2 of the VT100 screens, type
the letter "e". Type "e" again to unmute the transmitter.
STEP 2 Type the same number or letter again to toggle that command
To access Page 4 of the VT100 programming:
From page 3, press and hold your keyboard’s "Shift" key, then press "1", then press "2",
and then press "3". From that point on during this session, you will have access to this
page by using the left/right arrow keys to page through all four VT100 screens.
NOTE:
If you are using a non-English keyboard you may need to set the Keyboard Prop-
erties to English from Windows Control Panel: Keyboard for the above proce-
dure to work.
To access page 5 of the VT100 programming:
From page 4, press and hold your keyboard’s "Ctrl" key, then press "z". From that point
on during this session, you will have access to this page by using the left/right arrow
keys to page through all five VT100 screens.
5.5.2 Forward & Reflected Power Calibrations
This procedure is provided in the event that the power metering of the DAX transmitter
needs to be recalibrated. Before starting this process, the DAX should be connected to a
PC with the terminal application running and VT100 Page 5 accessed as outlined in
section "5.5.1 VT100 Calibrations and Alignments" on page 5-8, above.
IMPORTANT:
The following procedures requires the DAX transmitter to be operated into a
known-good 50 Ohm test load, rated at or above the DAX nameplate power out-
put.
NOTE:
An external RF current meter or Wattmeter is required for this procedure.