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Chapter 3
Installing the System
Setting Up the System
108
Voltage Check
The voltage check ensures that all phases (and neutral, for international systems) are wired correctly for the
cabinet and that the AC input voltage is within limits.
NOTE If a UPS is used, refer to applicable UPS documentation for information to connect the server
and to check the UPS output voltage. UPS User Manual documentation is shipped with the
UPS. Documentation may also be found at http://docs.hp.com
Step 1. Verify that site power is
OFF.
Step 2. Open the site circuit breaker(s).
Step 3. Verify that the receptacle ground connector is connected to ground. See Figure 3-30 for connector
details.
Step 4. Set the site power circuit breaker to
ON.
Figure 3-30 Wall Receptacle Pinouts
Step 5. Verify that the voltage between receptacle pins x and y is between 200 - 240 volts AC.
Step 6. Set the site power circuit breaker to
OFF.
Step 7. Ensure that power is removed from the server.
Step 8. Route and connect the server power connector to the site power receptacle.
• For locking type receptacles, line up the key on the plug with the groove in the receptacle.
• Push the plug into the receptacle and rotate to lock the connector in place.
WARNING Do not set site AC circuit breakers serving the processor cabinets to ON
before verifying that the cabinet has been wired into the site AC power
supply correctly. Failure to do so may result in injury to personnel or
damage to equipment when AC power is applied to the cabinet.
Step 9. Set the site power circuit breaker to
ON.
7/11/01
KIN006
X
Y
G
GND
L6 - 20
IEC 309/16A
GND
GND
CEE 7/7
YX
XY
GND
GB - 1002
YX