HP r12000 xr User Manual

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Operation 
Placing the UPS in Operate Mode 
Press the On button (1) to transfer the system to Operate mode. 
 
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Figure 2-4:  UPS On button 
Initiating a Self-Test 
 
NOTE:  On initial utility startup, you may receive an Inverter Uncalibrated alarm. Press the On button 
to start the autocalibration process, which lasts approximately 2 to 4 minutes. Until you start this 
process, the UPS will remain in Standby mode and continue to sound the alarm. 
To initiate a self-test, press and hold the Test/Alarm Reset button (1) for three seconds.  
 
Figure 2-5:  Test/Alarm Reset button 
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HP Uninterruptible Power System R12000 XR Models User Guide 
  
 
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