TM 11-5895-846-14
Table 3-5. Amplifier/Mixer, Operator's Control and Indicators
Item
Fig.
No.
Control, indicator or connector
function
reference.
AMPLIFIER/MIXER AM-6704/TSC (AMPLIFIER/MIXER)
STATUS MONITOR:
1
Selector Switch
Provides for switching of meter to dc lines for fault isolation
2
Meter
Provides an indicator for voltage/current measurements of
applicable circuits selected by the STATUS MONITOR
selector switch.
3
LEVEL ADJUST Controls (CH1-CH4)
Adjusts the input power level of the selected channel.
4
FAULT Indicator
Illuminates when a fault occurs in the IPA.
5
RESET Switch
In the RESET position it clears the fault sensing circuits.
6
AC POWER Indicator
Indicator
Illuminates when the AC POWER switch is in the ON position.
7
Switch
Applies power to the unit when in the ON position.
8
SPARE FUSE Fuseholder
Provides storage for a 0.5 AMP fuse.
9
INPUT SHF CH1-CH4 COMBINER
Provides input connections for up to four channels.
Connectors
10
OUTPUT LEVEL Control
Provides adjustment of the SHF output level.
11
SHF OUTPUT Connector
Provides SHF output from the unit.
12
CH1 CH4 SHF
Provides for output reading of four channels
Selector Switch
or reading for adjustment of SHF OUTPUT.
13
SHF MONITOR Selector Switch
Provides for switching of selected meter range.
14
SHF MONITOR Meter
Provides an indication of applicable values as selected by the
SHF MONITOR selector switch.
15
CAL ZERO Control
Adjust meter's indicator for zero indication when SHF
MONITOR selector switch is in SHF OUT.
16
LV 0.5 AMP
Provides protection for the LV circuit.
Table 3-6. Upconverter, Operator's Control and Indicators
Item
Fig.
No.
Control, indicator or connector
function
reference.
CONVERTER, FREQUENCY, ELECTRONIC CV-3199 ()/TSC-86 (UPCONVERTER)
1
700 MHz IF Connector
Provides 700 MHz receive IF input
2
SHF OUT Connector
Provides for SHF output.
3
MONITOR
Meter
Provides an indication of applicable values as selected by the
MONITOR selector switch.
4
UPCONV FAULT Indicator
Illuminates when a fault exists in the upconverter.
5
POWER Indicator
Illuminates when POWER switch is placed on ON position.
6
POWER Switch
When in the ON position, applies power to the unit.
7
FAULT Indicator
When illuminated,
1 MHz Loop
Indicates a fault in the 1 MHz loop circuit.
1 kHz Loop
Indicates a fault in the I kHz loop circuit.
8
OUT OF LOCK Indicator
Illuminates when the frequency synthesizer is not operating
on the selected frequency.
9
FREQ SELECT MHz Switch
Thumb wheel switches for selecting the assigned operating
frequency.
10
5 MHz OUT Connector
Provides an output from the synthesizer 5 MHz standard.
11
SYNTH MONITOR Selector Switch
Provides for switching of signals to the meter for fault isolation
purposes. This switch is enabled when the MONITOR
Selector switch is placed in the SYNTH position.
12
5 MHz IN Connector
Provides an input for an external 5 MHz standard.
13
FREQ TUNE Dial
Adjusts the synthesizer Gunn oscillator to the operating
frequency.
14
TEST SIGNAL jack
Output signal for test purposes.
15
TEST OSC ON Switch
Activates the test oscillator circuits when placed in the ON
position.
16
IF IN Switch
Provides for selection of 70 MHz or 700 MHz IF for monitoring.
17
MONITOR Selector Switch
Provides for switching of signals to the meter for fault isolation
purposes.
18
70 MHz IF Connector
Provides for 70 MHz IF input.
3-21
