User manual

Maintaining the LightStream 1010 ATM Switch 4-19
Removing and Installing DC Power Supplies
Figure 4-13 CO Ground Connector
Connecting Redundant DC Power
To connect the redundant DC power supply to a separate input line, repeat the steps in the
previous section, “Connecting DC Power,” but connect the redundant unit to a different
DC-input line than the initial power supply.
Powering On the DC Power Supply
Perform the following steps to power on the DC power supply and confirm the installation:
Step 1 Remove the tape from the circuit breaker switch handle, and restore power by
moving the handle to the On position.
Step 2 Connect the redundant DC power supply cord to an input line other than the
initial DC power supply line.
Step 3 Turn the power supply power switch ON (–).
H9570
INPUT
48/60
14.0/8.0 A
INPUT
48/60
14.0/8.0 A
Power Supply 0
Power Supply 1
Wrist
strap
jack
CO ground
connector
PS1
PS2
FAN
LINK
SLOT 2
SLOT 1
PCMCIA
EJECT
AUX
CONSOLE
Enet
RX
TX
RESET