2-2 (E)
DEP-100
2-3. Information of LEDs on Board
n
There is no LED on the SEC-54 and VSW-61 boards.
IF-643 board
n
The addresses on the board are shown by ( ) marks.
D301 (red) (A-5):
REF ERROR indicator
Lights up when an error exists in input reference video
signal.
D303 (green) (A-5):
REF IN indicator
Lights up when reference video signal is input.
D304 (green) (A-5):
SYSTEM indicator
Lights off: 525/60 system
Lights up: 625/50 system
D500 to D503 (green) (A-7, 8): Factory use
D504 to D507 (red) (A-8):
Factory use
D703 to D706 (red) (A-10):
Unassigned
D707 (red) (A-10):
SYSTEM CONTROL ERROR
indicator
Lights up when CPU does not run normally.
D708 (green) (A-11): SYSTEM CONTROL STATUS
indicator
Blinks when CPU runs normally.
2-3. Information of LEDs on Board
1
2
3
4
5
6
7
8
9
10
11
12
A
B
C
IF-643 board
SEC-54 board
VSW-61 board
A Side(Component side)
<IF-643 board>
D500
D501
D502
D503
D504
D505
D506
D507
D703
D704
D705
D706
D707
D708
D301
D303
D304