8. Introduction
A. Front Panel Control and Led
Front Panel Controls
Item Control
Function
1
Stereo Speakers
PC Audio Stereo output.
2
Speaker Volume Control
Increase Volume - Turn the knob clock wise.
Decrease Volume - Turn the knob counter clock wise.
3
DC Power Switch
Press the power switch to switch the monitor ON/OFF.
4
DC Power-On Indicator
LED lights Green color --- Power is ON.
LED lights Yellow --- Monitor is in "Power Saving Mode".
LED is off --- Power is OFF.
5
Function Select Buttons
Press either left or right control button for OSD (On Screen Display) menu
selection.
6
Adjustment Control Buttons
Press the left button to decrease the OSD setting and press the right button to
increase the OSD setting.
7
External Headphone Jack
The monitor speakers will be disabled when using an external headphone or
external speakers.
17
Summary of Contents for AL722
Page 19: ...9 TROUBLESHOOTING A Main Procedure CM67B 19 ...
Page 20: ...Power Circuit Troubleshooting 20 ...
Page 21: ...Backlights Troubleshooting 21 ...
Page 22: ...Performance Troubleshooting 22 ...
Page 23: ...23 Function Troubleshooting ...
Page 24: ...APPENDIX A PARTS LISTS 24 ...
Page 26: ...A 4 461A7830011 Firmware CTRLl Board VL 710 26 ...
Page 29: ...APPENDIX B DISPLAY UNIT ASSEMBLY 29 ...
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