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855-900547-200 2-15
2.2.12. AC SW
The AC switch is provided for the use only when emergency power shutdown is required to
shirk danger. Do not use this switch in normal operation. Figure 2-14 shows the location of the
AC switch.
When a UPS is connected, emergency power shutdown should be done on the UPS. For how to
do this, refer to the UPS manual.
CAUTION
Data may be destroyed when the AC SW is pressed during
operation.
CAUTION
Provide AC SW operation criteria and use the AC SW
according to the criteria.
Figure 2-14 Location of AC SW (Rear of Cabinet)
Main
Cabinet
Expansion
Cabinet
AC SW
AC SW
Shutdown
Shutdown
ON
OFF
ON
OFF
SW1
SW2