Potentiometer Functions - Sony HXCU-100 Service Manual

1-7.

Potentiometer Functions

DPR-300 Board
G F E D
11
LV1501 RV1501
1
LV1502
1
RV1502
1 1
RV1503 LV1503
DPR-300 Board (SIDE A)
Ref.No. Name
RV1501 DEV ADJ
RV1502 ST INCOM LEV ADJ
RV1503 TONE ADJ.
RV2601 DC (Position)
RV2602 LEVEL (Interval)
LV1501 1.0M FREQ ADJ
LV1502 TUNE 1
LV1503 TUNE 2
SY-364 Board
RV1
1
L K J H G F
SY-364 Board (SIDE A)
Ref.No. Name
RV1 27M FREQ
RV530 PROD RTS CANCEL
RV531 ENG RTS CANCEL
1-12 (E)
C B A
1
RV2602 1 2
1
RV2601
3
4
5
6
Description
Adjusts modulation degree of standby INCOM (CCU to CAM) FM-modulated wave
output.
Adjusts waveform level of standby INCOM (CAM to CCU) demodulation output.
Adjusts free-running oscillation frequency of the TONE signal detection circuit.
Adjusts lateral display position of tri-waveform display on the waveform monitor.
Adjusts display position interval of tri-waveform display on the waveform monitor.
Adjusts modulation frequency of standby INCOM (CCU to CAM) FM-modulated
wave.
Adjusts operating point of the standby INCOM (CAM to CCU) demodulation circuit.
Adjusts output distortion of the standby INCOM (CAM to CCU) demodulation
circuit.
9
8
7
6
1
RV531
5
1
RV530
4
3
2
1
E D C B A
Description
Adjusts free-running oscillation frequency of 27M-VCO (X1) for readjustment required
when it is replaced.
Adjusts sidetone cancellation amount of the producer line when RTS or Clear-Com
is connected.
Adjusts sidetone cancellation amount of the engineer line when RTS or Clear-Com
is connected.
HXCU-100