DIF-16 Board
LED No.
Name
Color
Description
Normal State
D100 DIF TEST YP
Red
Lights when the Y PARITY test mode is executed in the maintenance mode.
Off
D101 PARA IN ERROR
Red
Lights when an error occurs in the video signal that is sent from VPR board to DIF board.
Off
D102 TX625/525
Green
Indicates the state of 4:2:2 component serial digital interface output.
This state is set 625150 by C.P .U BUS CONTROL.
Off
D401 D1 INX ERROR
Red
Lights when no color frame information is contained in a D1 serial
signal that is input from the SERIAL V/A INPUT connector.
----
D402 TRS ERROR
Red
Lights when a valid 4:2:2 component serial digital signal is not input to the SERIAL VIA INPUT connector.
----
D403 SERIAL IN
Green
Lights when a 4:2:2 component serial digital signal is input to the
SERIAL V/A INPUT connector.
On
D404 RX 625/525
Green
Detects 625/50 and 525/60 automatically for a 4:2:2 component
serial digital signal that is input from the SERIAL V/A INPUT
connector. Lights when 625/50 is detected.
However, always lights when no SIF signal is input.
Off
D406 RX TEST ERROR
Red
Lights when an error occurs in the maintenance mode.
On
D417 RX AUDIO EXIST A4
Green
Lights when an AUDIO CH4 signal is detected from the serial digital video/audio input signal.
On
D418 RX AUDIO EXIST A3
Green
Lights when an AUDIO CH3 signal is detected from the serial digital video/audio input signal.
On
D419 RX AUDIO EXIST A2
Green
Lights when an AUDIO CH2 signal is detected from the serial digital video/audio input signal.
Off
D420 RX AUDIO EXIST A1
Green
Lights when an AUDIO CH1 signal is detected from the serial digital video/audio input signal.
Off
D421 RX AUDIO ERROR A4
Red
Lights when an error occurs in the AUDIO CH4 signal detected from a serial digital video/audio input signal or when the AUDIO CH4 signal cannot be received normally.
Off
D422 RX AUDIO ERROR A3
Red
Lights when an error occurs in the AUDIO CH3 signal detected from a serial digital video/audio input signal or when the AUDIO CH3 signal cannot be received normally.
Off
D423 RX AUDIO ERROR A2
Red
Lights when an error occurs in the AUDIO CH2 signal detected from a serial digital video/audio input signal or when the AUDIO CH2 signal cannot be received normally.
Off
D424 RX AUDIO ERROR A1
Red
Lights when an error occurs in the AUDIO CH1 signal detected from a serial digital video/audio input signal or when the AUDIO CH1 signal cannot be received normally.
Off
SS-52 Board
LED No.
Name
Color
DescriptiOn
Normal State
D300
------------
-----
Unused
-------
D301 SYS1 Amber Blinks during 8V8 1 V25 CPU normal operatiOn.
Blinks
D601 SYS2 Amber Blinks during 8V8 2 ZB0 CPU normal operation.
Blinks
D711 SV Amber Checks the ROM and RAM for communication when the power
switch is set to on.
Lights for scores ms at intervals 1 to 2 seconds. (For the blinking pattern when abnormality occurred, refer to the figure shown right.)
Blinks
D800 DRUM Amber Blinks during drum microcomputer normal operation. Usually lights
for 30 msecond at intervals of about one second.
The blinking interval is inverted when the drum is locked.
Blinks
D2109 DT Amber Blinks during DT microcomputer FMC-16 CPU normal operation.
Blinks
APR-1 Board
LED No.
Name
Color
Description
Normal State
D51 APR 1 Amber Blinks during APR 1 microcomputer normal operation (when a 1/2VD signal is received from the SS-52 board).
Blinks
M-89 Board (for DVW-A500)
LED No.
Name
Color
Description
Normal State
         
D902 ADJUST Amber Usually lights for about 10 msecond at intervals of about one second. The blinking interval is inverted when the unit is in the adjustment mode (when switch S901-1 is set to ON.
Blinks
BC-23 Board (for DVW-A500)
LED No.
Name
Color
Description
Normal State
D200 TBC Amber Lights once a second during TBC microcomputer normal operation.
Blinks