American Power Conversion AP9619 - Manual (Page 5)

Installation and Quick Start 1
How to Avoid Equipment Damage
Disconnect UPS
power You do not need to turn off a Symmetra
®
or a Silcon
®
model
UPS to install the Management Card.
Smart-UPS
1. Turn off the
equipment that
connects to the
UPS.
2. Disconnect the
UPS from its AC
input source.
3. Press the OFF
button on the
UPS for
approximately
five seconds to
turn off the DC
(battery) power.
Matrix-UPS
1. Turn off the
equipment that
connects to the
UPS.
2. Turn off the
circuit breaker on
the rear panel of
the UPS.
Disconnect
chassis power
Make sure that any Expansion Chassis or Triple Expansion
Chassis is disconnected from all power: disconnect the chassis
cable from the
UPS and, if the AC -to- DC Adapter (AP9505)
option is used, disconnect the adapter from the chassis.
Caution
Damage to the UPS or APC Network Management
Card (AP9617 or AP9618) can result if you do not
remove all AC and DC power from a Smart-UPS
®
or Matrix-UPS
®
, an Expansion Chassis, or a Triple
Expansion Chassis before you install the
Management Card.
Test