Service manual

Always On UPS Systems Inc
23
M. Up key: This is an LCD control key. It moves the cursor one field upward when items
are being selected or changes the number/character forward when data or
parameters of the UPS are being set.
N. Down key: This is an LCD control key. It moves the cursor one field downward when
items are being selected or changes the number/character backward when data
or parameters of the UPS are being set.
O. Enter key: This is an LCD control key. It returns to the previous page, and also confirms
the number/character/item selected.
P. Inverter On switch: This is an inverter control switch. When this key is pushed
simultaneously with the control key, the inverter will switch on.
Q. Inverter control switch: This is an inverter control switch. When this key is pushed in
conjunction with the inverter on key the inverter will activate. Similarly, when
this key is pushed with the inverter off key the inverter will shutdown. This
key acts as a safety switch to prevent accidental operation of the inverter.
R. Inverter Off switch: This is an inverter control switch. When this key is pushed
simultaneously with the control key, the inverter will be switched off.