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| TM 11-6625-847-12
3-11. Common Module Tray, A1 Preliminary
3-13.
Synthesizer Test Tray A3, Preliminary Switch
Switch and Control Settings
and Control Settings
Switch or control
Setting
Switch or control
Setting
POWER switch ------------------
OFF.
POWER switch_ -----------------
OFF.
DC/DC CONVERTER:
MODULE SELECT switch ......
10&1KC.
LOAD SELECT switch -----
100.
POWER:
TEST SELECTOR ----------
1.
VAR-FIXED switch ----------
FIXED.
switch.
ADJ control --------------------
Midrange
CONV/REC TEST CONV -
Normal relaxed.
FREQ SELECT:
switch (momentary).
10KC control ------------------
0.
CONV/REG TEST REG ---
Normal relaxed.
1 KC control -------------------
0.
switch (momentary).
100KC control-----------------
0.
RF AMPL:
10&1KC SYNTH:
100 KC SELECTOR --------
0.
SYNTH OUTPUTS AMPL -
OFF.
switch
ON-OFF switch
10 KC SELECTOR ----------
0.
SYNTH OUTPUTS VOLT -
Midrange
switch.
ADJ control
AGC ON-OFF switch -------
OFF.
OUTPUT AMPL ON-OFF--
OFF.
AGC ADJ control ------------
Fully counterclock-
switch.
wise
OUTPUT VOLT ADJ --------
Midrange
control
FREQ DIVIDER FREQ ---------
OFF.
3-12. Common Module Tray
A2,
Preliminary
SHIFT switch.
Switch and Control Settings
FREQ STANDARD:
OUTPUT AMPL ON-OFF--
OFF.
switch (2).
Switch or control
Setting
OUTPUT VOLT ADJ --------
Midrange.
POWER switch-------------------
OFF.
control (2).
RCVR AUDIO:
MC SYNTH section:
SQUELCH switch------------
OFF.
OUTPUT AMPL ON-OFF ..
OFF.
SQUELCH SYNC switch---
OFF.
switch.
AUDIO GAIN control--------
Fully counterclock-
OUTPUT VOLT ADJ --------
Midrange
wise.
control.
RCVR IF:
AGC SYNC switch ----------
OFF.
3-14.
Converter and Control Tray AA, Preliminary
RF AGC ON-OFF switch --
OFF.
Switch and Control Settings
TEST SELECTOR ----------
1.
switch.
BFO TONE control ----------
Fully counterclock-
Switch or control
Setting
wise
RF GAIN control -------------
Fully counterclock-
POWER switch -------------------
OFF.
wise
INPUT CURRENT switch ------
Normally relaxed.
XMTR IF AND AUDIO:
TEST SELECTOR switch------
1.
ALC APC PPC CONTROL
OFF.
PA METER TEST:
ALC switch.
ANT. LOAD-ANT. TUNE .
ANT. TUNE.
ALC APC PPC CONTROL
OFF.
switch.
APC/PPC SEL switch.
ANTENNA LOAD/TUNE ---
Midrange
ALC APC PPC CONTROL
Fully counterclock-
control.
POWER CONTROL.-----
wise.
ALC METER control --------
Fully counter-
VOICE MODES switch -----
PUSH TO TALK.
clockwise.
TEST SELECTOR switch -
1.
GRID DRIVE control --------
Fully counter-
clockwise.
CONTROL TEST:
ANT. MOTOR CONTROL
RF BAND.
MONITOR switch.
3-22
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