VAR4 / VAR12 / VAR20 - Operation Manual
Is
Page 278 of 308
Mainframe: 01 to 63
3. Move to, scroll, and select an amplifier from the slot list in the left field:
Type I/O [Measured]
6. The DC line reading and the calculated numbers of spurs are displayed:
sue: 03 complete, approved
18.5.5 Amplifier DC Line Reading
The DC line reading and number of spurs calculated by an amplifier mainframe can be displayed, as
described in the following steps.
1. Select TestsÆStatus.
2. Scroll and select a mainframe from the list:
[Frame#nn - ]
Note: Only configured mainframes are displayed.
The mainframe description will be shown on the right side of the display, if defined.
DIP = 000000 Measured [Slot#1]
Slot: 1 to 4
4. Move to, and select the Measured menu item:
5. Move to, and select the DC Line menu item:
Surv In Surv Out [DC Line] Earth Leak
[DC Line reading= 03130 Spurs=10.5]
Note: A warning message will be displayed if an unused slot is selected.
The automatic updates to the display occur at a slow rate of about every 50 seconds due to the
time taken for the surveillance boards to take these readings.
7. Return to the parent menu by pressing the SELECT key, or the BACK key.
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