Open Fold-Out 11 and use it to locate each item listed.
Item
Control or Indicator
Function
1
AC POWER switch----------- Turns transmitter on and off, and provides circuit
breaker protection. Resets power supply after
overload.
2
AC POWER lamp (green) --- Lights when power is on.
ALARMS:
3
LOW POWER LAMP (red) - When lighted, indicates RF power is below a
predetermined alarm level.
4
SYNC lamp (red) ------------- When lighted, indicates afc in transmitter basic
frequency generating circuits is not locking.
5
OVERHEAT lamp(red)
(early models only) --------- When lighted, indicates failure of air cooling
system.
6
BUZZER OFF pushbutton--- Turns buzzer on and off. (Can be muted by internal
BUZ OFF/ALM NOR switch located inside
transmitter fixed head.)
7
INPUT control----------------- Adjusts video input to modulation amplifier.
8
Meter switch------------------- Connects meter to any one of 12 circuits
Sw pos
Function
12 VDC
12-volt power supply level.
28 VDC
28-volt power supply level.
600 VDC
600-volt power supply level.
OSC
Output of basic
generating circuits.
77
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