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Installation 23
CAUTION: Do not set the Battery Charge Level switch to the down position without an ERM connected.
There is a risk of damaging the internal battery system of the UPS.
NOTE: DIP switch 4 is inactive and does not affect UPS operation regardless of the position.
NOTE: An asterisk (*) indicates the default setting.
Output voltage
Input
voltage
range
DIP switch 1 DIP switch 2 DIP switch 3 DIP switch 4
R/T2200
NA/JPN/TW
N
120 V* (NA) 108–127 V Up Up Up* Up
110 V 99–116 V Up Down — —
100 V*
(JPN/TWN)
90–106 V Down Up — —
120 V 108–127 V Down Down Down Down
R/T2200 INTL 230 V 20–7243 V Up Up Up* Up
230 V* (INTL) 207–243 V Up Down — —
220 V 198–233 V Down Up — —
240 V 216–254 V Down Down Down Down
Connecting the host computer
CAUTION: Use only the computer interface cable supplied with the UPS to connect the communications
port to the host computer.
CAUTION: Using a USB to serial converter cable will damage the UPS.
Connect the UPS to a host computer using either the USB cable or the DB9 serial cable included with the
UPS. Install HP Power Manager software 4.1 or later on the host computer. See the HP website
(http://www.hp.com/go/rackandpower
) to download the latest version of HP Power Manager.