A-15
Cisco AS5400 Universal Gateway Chassis Installation Guide
OL-2847-02 0A
Appendix A Replacing Memory Components
Replacing the Chassis Cover
Step 7
Reconnect the two AC power cords to the power supply. Or, if using DC power, refer to
Figure A-13
,
and then complete steps a through d.
Warning
The illustration shows the DC power supply terminal block. Wire the DC power supply
using the appropriate wire terminations at the wiring end, as illustrated. The proper
wiring sequence is ground to ground, return to return, and negative to negative. Note that
the ground wire should always be connected first and disconnected last. To see
translations of the warnings that appear in this publication, refer to the
Regulatory
Compliance and Safety Information
document that accompanied this device.
Figure A-13 DC Power Supply Connections
Caution
Do not overtorque the terminal block contact screws. The recommended torque is
5.0 in.-lb (0.56 N-m).
a.
Insert the safety ground (green wires) into the terminal block ground connectors and tighten the
locking screws. Ensure that no bare wire is exposed.
b.
Insert the 48 VDC wires into the terminal block positive connectors (+) and tighten the locking
screws. Ensure that no bare wire is exposed.
c.
Insert the -48 VDC wires into the terminal block negative connectors (-) and tighten the locking
screws. Ensure that no bare wire is exposed.
d.
Make sure the power supply cords are secured to the cable strain-relief clamps on the DC power
supply with cable ties.
Warning
After wiring the DC power supply, remove the tape from the circuit breaker switch
handle and reinstate power by moving the handle of the circuit breaker to the ON
position. To see translations of the warnings that appear in this publication, refer to the
Regulatory Compliance and Safety Information
document that accompanied this device.
On/off
switch
LEDs
31628
Terminal
block
Mounting screw
Mounting screw
Mounting
screw
IN OK
DC OK
OTF
IN OK
DC OK
OTF
LEDs
Terminal
block
Strain-relief
clamps
Strain-relief
clamps
Содержание 5428 - SN Router
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