Sony HDCU-900 Series Installation And Maintenance Manual page 22

1-5. Settings of Switches and Controls on Boards
. S126 (MIC CH-1 LEVEL)
. S128 (MIC CH-2 LEVEL)
Use these switches to switch AMP GAIN of MIC CH-1/
CH-2 of the camera head using this unit. Set GAIN to
60 dBu (NORMAL), 50 dBu, 40 dBu, 30 dBu or 20 dBu
(MIN) according to MIC sensitivity and audio conditions
during shooting.
Factory setting : "NORM" (60 dBu)
(0 dBu = 0.775 Vrms)
. S127 (H-PHASE COARSE)
Perform the coarse adjustment of the H phase with
regard to the reference signal when S601 on the AT-141
board is set to LOCAL. Perform the fine adjustment
using RV601 on the AT-141 board.
Factory setting : 8
. S129 (V-PHASE)
Adjust the vertical phase with regard to the reference
signal in unit of line.
Factory setting : 8
. S130 (CONVERSION DELAY PHASE)
Perform the fine adjustment of the delay amount of the
signal that is set by S120 on the AT-141 board, after
format conversion.
Factory setting : 0
. S131 (CHARACTER PAGE)
Factory use only
. S301 (PGM1 SEL)
Set the input signal level of the PGM (program audio)
CH-1 to 0 dBu or _20 dBu.
Factory setting : 0 dBu
. S302 (PGM2 SEL)
Set the input signal level of the PGM (program audio)
CH-2 to 0 dBu or _20 dBu.
Factory setting : 0 dBu
. S303 (STBY INCOM)
Set the target of connection to which the intercom signal
is connected in the standby mode.
SYS : SYSTEM (1ch mode : PROD, 2ch mode :
ENG)
PRIV : Intercom between CHU-HDCU-900 only.
Factory setting : SYS
. S401 (MIC 2 OUT LEVEL)
Set the AUDIO signal level of the AUDIO OUTPUT
CH-2 connector on the rear panel to 0 dBu or _20 dBu.
Factory setting : 0 dBu
1-14 (E)
. S402 (MIC 1 OUT LEVEL)
Set the AUDIO signal level of the AUDIO OUTPUT
CH-1 connector on the rear panel to 0 dBu or _20 dBu.
Factory setting : 0 dBu
. S403 (ENG RTS/CLEAR)
. S404 (INCOM ENG SELECT)
Select the intercom system of the engineer line.
Factory setting : 4W (S404)
RTS (S403)
4-wire system
RTS system
Clear-Com system
. S501 (INCOM MIX)
Select the line to which the intercom of the front panel is
connected.
ON : Connected to both of the procedure line and the
engineer line.
OFF : Depends on the setting of S503 on the AF-141
board.
Factory setting : OFF
. S502 (INPUT SELECT)
Set this switch to 1 ch (PROD), 2ch (PROD, ENG)
according to the intercom system. When 1ch is set,
PROD is fixed regardless of the setting of the ENG/
PROD select switches of the camera and the CCU.
Factory setting : 2ch
. S503 (INCOM SELECT)
Select the line to which the intercom of the front panel is
connected.
PROD : Producer line
PRIVATE : Private (When the unit is disconnected to
the producer line or engineer line, only
the intercom between the unit and the
camera is possible.)
ENG : Engineer line
Factory setting : PROD
. S601 (REFERENCE REMOTE/LOCAL SEL)
Select the selection and phase control methods of the
external sync signal.
REMOTE : Control is performed by RCP/MSU, etc.
connected outward
LOCAL : Depends on the setting of S602 on the AT-
141 board
Factory setting : REMOTE
S404 S403
4W _
RTS RTS
RTS CLEAR
HDCU-900 IMM