Switch Definition; Led Definition; Variable Resistor - Acer AL722 Manual

K. Switch definition
Location Definition
S1 Power ON/OFF
S2 Function select by clockwise direction
S3 Function select by counter-clockwise direction
S4 Adjust up
S5 Adjust down
L. LED definition
Location Definition
D1 Green for ON mode; Yellow for OFF mode; yellow for Power Saving mode; Dark for
DC power OFF mode.
M. Variable resistor
VR1: Volume control, clockwise for increasing; counter-clockwise for decreasing
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