TM 11-5840-281-12-1
4-34. DESCRIPTION OF MAINTENANCE CONTROLS, INDICATORS, AND SWITCHES. (CONT)
KEY
CONTROL OR INDICATOR
DESCRIPTION
3
LO POWER MONITOR meter
Monitors power output of local oscillator when receiver
is in local mode of operation.
4
LO TUNE ADJ control
Tunes frequency of local oscillator when receiver is in
local mode of operation.
5
LINEAR GAIN control
Adjusts gain of lin/log i-f amplifier when receiver is in
local mode of operation.
6
LO TUNE REMOTE/LOCAL
Two-position switch when in LOCAL position allows tuning
switch
of local oscillator from receiver-transmitter site. In RE-
MOTE position, local oscillator is tuned from control-
indicator site.
7
R710 OFFSET CONTROL
Adjusts voltage output of elevation electronic filter card
to OV.
8
R710 OFFSET CONTROL
Adjusts voltage output of azimuth electronic filter card
to OV.
9
R8 AC GAIN
Adjusts sensitivity of azimuth servo drive motor (azimuth
antenna drive).
10
R58 FINE BAL
Provides fine adjustment to balance two outputs of elec-
tronic control preamplifier to be applied to electronic
control amplifier.
11
R46 COARSE BAL
Provides coarse adjustment to balance two outputs of
electronic control preamplifier to be applied to elec-
tronic control amplifier.
12
+ 35V ADJ
Adjusts positive output of 35V voltage regulator.
13
- 35V ADJ
Adjusts negative output of 35V voltage regulator.
4-131
Previous Page
