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5. Operation
5.1 Switch on
With the UPS plugged in, turn on MAIN SWITCH (on rear panel) and press ON/OFF/TEST/SILENCE button (on front panel) less than 2 seconds to switch the UPS on. The UPS will perform
Note: When switched off the UPS maintains the battery charge and will respond to commands received through the computer interface port.
5.2 Switch off
By pressing and holding ON/OFF/TEST/SILENCE button until the "LINE NORMAL" or "BACK UP" LED off. To save battery power, turn off MAIN SWITCH (on rear panel) if you leave the UPS along over one day.
5.3 Self-test
Use the
Note: During the
If the UPS passes the
If the UPS fails the
5.4 Silence
In "BACK UP" mode, push ON/OFF/TEST/SILENCE less than 1 second to silence the audible alarm. (The function is void when under condition of "LOW BATTERY" or "OVERLOAD")
Note: At
5.5 Cold start
When the UPS is off and there is no utility power, use the cold start feature to apply power to the loads from UPS's battery. Press the ON/TEST button (see section 3.1 for location of the indicator on the front panel) until the UPS beeps.
5.6 Shutdown mode
In shutdown mode the UPS stops supplying power to the load, waiting for return of utility power. If there is no utility power present, external devices (e.g., servers) connected to the computer interface can command the UPS to shutdown. This is normally done to preserve battery capacity after the graceful shutdown of protected servers. The UPS will scroll the front panel indicators sequentially in shutdown mode.
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