12
F-3 J2
Pin NO.
Signal
Comment
1 NONE
2
LED-Y
Power saving mode
3
LED-G
Monitor is ON
4 GND GND
5
KEY-UP
Function select counter-clockwise key
6
KEY-Down
Function select counter-clockwise key
7
KEY-R
Adjust up key
8
KEY-L
Adjust down key
9
KEY-POWER
Power ON/OFF key
10 GND
GND
F-4 J3
Pin NO.
Signal
Comment
1
+5V
VL547 power input
2
+5V
VL547 power input
3 GND Ground
4 GND Ground
5
BLON
Back Light ON/OFF.
6
MUTE
Audio amplifier control signal (No use)
7 BRIGHT
Brightness
Adjustment.
Summary of Contents for AL511
Page 11: ...11 F 2 ...
Page 20: ...20 10 TROUBLESHOOTING A Main Procedure ...
Page 21: ...21 A 1 Power Circuit Troubleshooting ...
Page 22: ...22 A 2 Backlights Troubleshooting ...