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Pin No.
Name
1
H INVERT
2
SYNC DET
3
EXT / TV
4, 5
NC
6
FILTER MON
7
LAMP MON
8
NC
9
TEMP MON
10
FAN MON
11, 12
NC
13
LED2R
14
LED2G
18
LED1R
19
LED1G
15 ~ 17
NC
21
FAN CONT
CPU PIN FUNCTION
I/O
Display switching terminal
Out
H: Normal display
L: Reverse display
CPU judges if video signal exists by C-SYNC
(Pin 39).
Out
H: Video signal exists
L: No video signal
Video / TV control signal
Out
H: TV
L: Video
—
Not used
Fan filter monitor terminal
In
H: Normal
L: Not normal
Lamp monitor terminal
In
H: Normal
L: Not normal
—
Not used
In
Temperature monitor terminal
H: Normal
L: Not normal
Fan monitor terminal
In
H: Normal
L: Not normal
—
Not used
LED on / off control terminal s
Out
H: LED off
L: LED on
—
Not used
PWM signal for fan control
Out
CPU controls this signal by TEMP (Pin 81).
— 51 —
Description
Note
PWM:
Pulse Width
Modulation
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