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Operation 3-9
Placing the UPS in Operate Mode
The Compaq 3000 Series UPS may be placed in Operate mode if either of the
following conditions apply:
■ The UPS is powered up and in Standby mode (LED 16 is off)
■ The UPS is powered off; no utility power is available
Press and hold the ON button (
) until the LED 16 (ON LED ) turns green,
indicating that power is available at the UPS output receptacles. The UPS
acknowledges compliance with a short beep.
IMPORTANT: If using battery power (no utility power present), press the ON button and
hold for three seconds. The UPS will conserve battery power by omitting the self-test.
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2
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Figure 3-2. Operate mode controls
ON LED
ON button
STANDBY button