Cisco ONS 15454 DWDM Installation And Operation Manual page 103

Chapter 1 Install the Shelf and Common Control Cards
The 15454-FTA3 fan-tray assembly can only be installed in ONS 15454 ANSI Release 3.1 or later shelf
Caution
assemblies (15454-SA-ANSI, 800-19857; 15454-SA-HD, 800-24848). It includes a pin that does not
allow it to be installed in ONS 15454 shelf assemblies released earlier than ONS 15454 Release 3.1
(15454-SA-NEBS3E, 15454-SA-NEBS3, and 15454-SA-R1). Installing the 15454-FTA3 in a
noncompliant shelf assembly might result in failure of the alarm interface panel (AIP), which in turn,
will result in power loss to the fan-tray assembly.
You must place the edge of the air filter flush against the front of the fan-tray assembly compartment
Caution
when installing the fan tray on top of the filter. Failure to do so could result in damage to the filter, the
fan tray, or both.
Do not force a fan-tray assembly into place. Doing so can damage the connectors on the fan tray and/or
Caution
the connectors on the back panel of the shelf assembly.
To install the fan-tray assembly, it is not necessary to move any of the cable-management facilities.
Note
Install the air filter. The air filter can be installed internally between the fan tray and shelf assembly, or
Step 1
externally by mounting the air filter bracket on the bottom of the shelf assembly. Slide the air filter into
the bracket.
Install the fan-tray assembly.
Step 2
For the ONS 15454 ETSI shelf, press and hold the locks on the outer edges as you slide the fan-tray
•
assembly into the shelf assembly.
For the ONS 15454 ANSI shelf, slide the fan-tray assembly into the shelf.
•
The electrical plug at the rear of the tray should plug into the corresponding receptacle on the assembly.
Caution Do not force a fan-tray assembly into place. This can damage the connectors on the fan-tray assembly
and/or the connectors on the back panel of the shelf assembly.
To verify that the tray has plugged into the assembly, look at the fan tray and listen to determine that the
Step 3
fans are running.
shows the fan-tray assembly location on the ONS 15454 ANSI.
September 2004
Figure 1-15 shows the fan-tray assembly location on the ONS 15454 ETSI.
Cisco ONS 15454 DWDM Installation and Operations Guide, R4.7
DLP- G19 Turn On and Verify Office Power
Figure 1-16
1-41