Cisco ONS 15454 Auspacken und Installieren - Seite 27
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Figure 25
Install the Power and Ground
Shut off the power from the power source or turn off the breakers before beginning work.
Warning
Warning
This equipment is intended to be grounded. Ensure that the rack is connected to common office earth
ground during normal use.
Warning
Do not mix conductors of dissimilar metals in a terminal or splicing connector where physical contact
occurs (such as copper and aluminum, or copper and copper-clad aluminum), unless the device is
suited for the purpose and conditions of use.
Connect the ONS 15454 only to a DC power source that complies with the safety extra-low voltage
Warning
(SELV) requirements in IEC 60950-based safety standards.
The ONS 15454 relies on the protective devices in the building installation to protect against short
Warning
circuit, overcurrent, and grounding faults. Ensure that the protective devices are properly rated to
protect the system, and that they comply with national and local codes.
A readily accessible fuse must be incorporated in the fixed wiring.
Warning
Warning
If you use redundant power leads to power the ONS 15454, disconnecting one lead will not remove
power from the node.
Always use the supplied ESD wristband when working with a powered ONS 15454. Plug the wristband
Caution
cable into the ESD jack located on the lower-right outside edge of the shelf assembly.
78-13271-05
Wire-wrap pin layout in an ANSI shelf assembly prior to Release 3.4
A
B
A
B
A
B
1
1
1
1
2
2
2
2
3
3
3
3
4
4
4
4
BITS
LAN
ENVIR ALARMS
IN
FG1
FG2
FG3
FG4
Unpacking and Installing the Cisco ONS 15454 Four-Shelf and Zero-Shelf Bay Assembly
A
B
A
B
A
B
1
1
1
2
2
2
3
3
3
4
4
4
ACO
X . 25
OUT
FG5
FG6
FG7
Install the Power and Ground
A
B
A
A
B
A
1
1
1
2
2
2
3
3
3
4
4
4
MODEM
CRAFT
LOCAL ALARMS
VIS
AUD
FG8
FG9
FG10
B
A
B
1
1
2
2
TBOS
3
4
FG11
FG12
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