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EN-11
Check trigger output drops to 0V.
Turn unit back on.
15.
Check USB update
Load the image.hex file into the root of a USB stick.
Turn the unit off (hard power not standby)
Insert USB stick
Turn the unit on
The unit should update (look for the standby LED flashing)
16.
Restore defaults
In RS232 command tab select factory reset and send command.
Summary of Contents for HDA PA720
Page 1: ...SERVICE MANUAL POWER AMPLIFIER PA720 ISSUE A ...
Page 2: ...EN 2 Revision History Issue A Initial release ...
Page 14: ...EN 14 EN 14 L281 Power Amplifier PCB Issue 3 ...
Page 36: ...EN 36 EN 36 L282 Pre amp PCB Issue 2 ...
Page 50: ...EN 50 EN 50 L283 PSU PCB Issue 1 ...
Page 54: ...EN 54 L284 Lifter PCB Issue 1 ...
Page 59: ...EN 59 L285 Front Panel PCB Issue 1 ...
Page 62: ...EN 62 Overall Dimensions ...
Page 64: ...EN 64 Exploded Drawings ...