Adjusting Rts Cancellation (Rts/Clear-Com); Setting Pgm Audio Signal Input Level; Setting Headset Microphone; Adjusting Sidetone Volume (4-Wire) - Sony HXCU-100 Service Manual

Adjusting RTS Cancellation (RTS/Clear-Com)

When the RTS or Clear-Com system is used, adjust the sidetone cancellation amount using the following
procedure.
1. Set the C07:SIDE TONE value of the CCU menu to 0.
2. Set the INCOM switch on the front panel to PROD.
3. While speaking to the headset microphone, adjust potentiometer RV530 (PROD RTS CANCEL) on
the SY-364 board so that the voice heard from the headset becomes minimum.
4. Set the INCOM switch on the front panel to ENG.
5. While speaking to the headset microphone, adjust potentiometer RV531 (ENG RTS CANCEL) on the
SY-364 board so that the voice heard from the headset becomes minimum.
6. Re-set the C07:SIDE TONE value of the CCU menu to the previous value or a desired value.

Setting PGM Audio Signal Input Level

Set the PGM audio signals (PGM1 and PGM2) with C06:PGM1, 2 LEVEL according to each signal level.
_20 dBu, 0 dBu, or +4 dBu (factory setting: 0 dBu)

Setting Headset Microphone

1. Set C07:INCOM MIC of the CCU menu according to the microphone type of the headset to be
connected to the front INTERCOM connector.
Carbon microphone:
Condenser microphone: ECM (_40 dBu, power supplied)
Dynamic microphone:
2. Set C07:MIC TYPE of the CCU menu according to the microphone of the headset to be connected to
the front INTERCOM connector.
BALANCE: Balanced microphone
UNBALANCE: Unbalanced microphone (factory setting)

Adjusting Sidetone Volume (4-Wire)

Adjust the sidetone volume of the headset connected to the front INTERCOM connector with C07:SIDE
TONE of the CCU menu according to the headset to be used. Too high volume of the sidetone may cause
howling.
HXCU-100
L K J H G F
SY-364 BOARD (SIDE A)
CARBON (_20 dBu, power supplied)
DYNAMIC (_60 dB, no power supplied) (factory setting)
9
8
7
6
1
RV531
5
1
RV530
4
3
2
1
E D C B A
3-3 (E)