9
Turning the Power On and Off
If there is no UPS or other external backup power system
Connect “AC INPUT A” and “AC INPUT B” to ordinary power outlets. (Although
you can connect just “AC INPUT A” or “AC INPUT B,” connecting both is
recommended for improved reliability of the S-4000-SP).
If a UPS or other external backup power system separate
from the ordinary power supply is available
Connect “AC INPUT A” to an ordinary power outlet.
Connect “AC INPUT B” to the external backup power supply.
Use the following procedure to secure the power plugs.
1
Insert the power cord into the AC INPUT on the rear panel.
2
Lower the power cord clamp to secure the power cord plug.
Instructions for Connecting the Power Cords
How to Use the Power Cord Clamps
UPS
Uninterruptible Power Supply
(System)
Be sure to use only the power
cords supplied with the S-
4000-SP to connect the power
supply.
S-4000-SP_e.book 9 ページ ２００６年８月２４日 木曜日 午前１０時３３分
