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C-6
C122-E001-10EN
Appendix C Power Control
C.1.1.3 Power-off procedure using circuit breakers (PRIMEQUEST
580A/540A/580/540/480/440)
Power-off procedure
1
Turn off the main unit.
Use the management board (MMB) for the power-off operation. For details, see
Section C.1.2, "Power-on and power-off procedures for the entire system."
2
Confirm that only the following LEDs of the OPL and the MMB are lit:
•
MMB-Ready LED of the OPL
•
Power LED of the MMB
•
Ready LED of the MMB
•
Active LED of the MMB
3
If an Extended Power Cabinet is connected to the PRIMEQUEST 580A/580/480,
turn off the circuit breakers of the Extended Power Cabinet.
Open the rear door of the Extended Power Cabinet, and set all the switches to the
O side.
Note: The number of switches depends on the unit configuration. (See
shows an example of the PRIMEQUEST 580A/580/480 with a
PSU expansion installed.
4
Turn off the circuit breakers of the main unit.
Open the rear door of the main unit and set all the circuit breakers on the upper
part of the cabinet to the O side.
Note: The number of switches depends on the mode of power feed to the main
)
shows an example of the PRIMEQUEST 580A/580/480 with a
PSU expansion installed.
Data destruction
When power to the main processing unit is turned off in an operation from the
MMB, only the following LEDs of the OPL and the MMB stay lit:
z
MMB-Ready LED of the OPL
z
Power LED of the MMB
z
Ready LED of the MMB
z
Active LED of the MMB
Before turning off the main power (UPS, power distribution box, circuit breaker
switches, etc.), be sure to confirm that all LEDs other than the above are off.
Otherwise, turning off the main power may cause damage to data.
Содержание PRIMEQUEST 400 Series
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Страница 378: ...C 4 C122 E001 10EN Appendix C Power Control Figure C 3 Circuit breaker locations Extended I O Cabinet Circuit breaker ...
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