Video Signal System; Selecting The Input/Output Signal; Adjusting The Signal Phase - Sony HDCU-900 Series Installation And Maintenance Manual

2-4. Video Signal System

2-4. Video Signal System
The equipment that is used for this unit and the HDC-900/
950 series camera system were set to the specified level
when shipped from the factory. Before operating, check
the signal levels between each equipment and adjust them
if required. Some adjustments can be performed using the
maintenance menu of the MSU-700A/750 instead of using
the control or switches on the board. Perform the basic
adjustments on the board and perform the fine adjustments
on the maintenance menu.

2-4-1. Selecting the Input/Output Signal

Select the input/output terminal signal of the rear panel
according to the video system to be installed.

2-4-2. Adjusting the Signal Phase

Adjust the signal phase of the unit. Before adjustment,
input the next sync signal to the unit and each of the
equipment used.
HDCU-900
REFERENCE
HD ternary SYNC : 0.6 V p-p
Or
black burst signal : 40 IRE (0.3 V p-p)
(SMPTE318M (10F-BB) is also acceptable.)
n
When the VBS signal of HKCU-901 is used when (SC
phase lock is required), use the black burst signal.
HKCU-903
FRAME REFERENCE
HD ternary SYNC : 0.6 V p-p
Or
black burst signal : 40 IRE (0.3 V p-p)
sequence pulse : 40 IRE (0.3 V p-p)
CNU-700/500
Signal in which sync signal is included
Signal level : 40 IRE (0.3 V p-p)
Waveform monitor
Sync signal specified by waveform monitor
2-22 (E)
Adjusting the Phase of the Sync Signal
Adjust the phase of the output signal to match it with that
of the reference signal. Perform the adjustment using the
switch on the AT-141 board and the control switch on AT-
141/IF-789A/789P board (HKCU-901) panel of the unit.
The adjustment also can be performed on the maintenance
menu of the MSU-700A/750. For more details, refer to the
System Manual.
How to adjust on the AT-141/IF-789A/789P (HKCU-
901) board of the unit
S127
9 8 7 6
AT REFERENCE H PHASE
REF GEN
POWER /1.001 REMOTE LOCAL
IN LOCK
HD BB
REFERENCE SIGNAL SELECT switch
REFERENCE REMOTE/LOCAL SELECT switch
IF
BB REFERENCE
POWER REF IN SC PHASE
SC PHASE switch
5 4 3 2
H PHASE FINE control
MIC LEVEL CCU TALK 2 WIRE
INCOM LEVEL CANCEL
NORM NORM
SELECT
MIN MIN
PGM SIDE 1 2
FINE ENG PROD
CH-1 CH-2
PRIVATE
MIX TONE
AT-141 board (A side/pane side)
VBS
RGB LEVEL
LEVEL CHROMA SYNC
IF-789A/789P board (panel side)
HDCU-900 IMM
F
G
H
J
K
L
M
1