Sony HDCU-F950, Installation And Maintenance Manual

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1-18 (E)
HDCU-F950 IMM
A B C D E
1
2
3
4
5
D107
D106
D105
D101
D108
AT
POWER
H PHASE
REFERENCE
/1.001
90H
REF IN
UN
LOCK
HD
REM
BB
STEP
COARSE
ADV
DELAY
POWER CABLE
ALRAM
OPEN
SHORT
CAM
MAIN
INCOM MIC-ON
OFF
PGM
PROD
ENG
PRIV
D6
D5
D3
D4
1-7-2. AU-281 Board
AU-281 board (panel side)
D3 (green) : MAIN POWER display
Lights up when the power is supplied to the unit correctly.
D4 (green) : CAM POWER display
Lights up when DC180 V power is supplied to the con-
nected camera correctly.
D5 (red) : CABLE OPEN display
Lights up when OPEN of the power cable using optical/
electrical composite cable is detected.
Blinks when ALARM (attenuation) of the optical level is
detected.
D6 (red) : CABLE SHORT display
Lights up when short-circuit in the power cable using
optical/electrical composite cable.
1-7. Functions of Indicators on Boards
1-7-1. AT-149A Board
AT-149A board (A side/panel side)
D101 (green) : Power display
Lights up when the voltage used on this board is normally
supplied.
D105 (yellow) : 90H display
Lights up when the phase difference between the HD SDI
output signal and SD reference signal is set to 90H.
n
The delay amount is set with S417 on the AT-149A board.
For details, refer to Section 1-6-1. “Setting of Switches on
Boards
_
AT-149A Board”.
D-106 (green) : /1.001 display
Lights up when the SG operation CLOCK frequency is
74.17582 MHz.
Lights up when the frame frequency coefficient of the HD
signal is set to 1/1.001 times.
n
The frame frequency coefficient is set with S420 on the
AT-149A board. For details, refer to Section 1-6-1.
“Setting of Switches on Boards
_
AT-149A Board”.
D107 (green) : REF IN display
Lights up when the REFERENCE signal is input to the
REFERENCE connector on the rear panel.
D108 (red) : UNLOCK display
Lights up when the unit cannot be synchronized with the
external REFERENCE signal in the external sync mode.