12
Installation Note N9021-90004
Option EXM, External Mixing Upgrade Kit
Add EXT MIXER Connector and Cable to Front Frame Assembly
1.
Locate the SMA female to SMA female connector (
), ¼” lockwasher (
),
and ¼” hex nut (
) in the kit. If the SMA connector includes hardware, discard that
hardware and use the
lockwasher and
hex nut included in this kit.
2.
Remove the hole-plug in the top-most hole in the upper right corner of the front frame
assembly. This hole will be labeled “EXT MIXER”.
3.
Insert the SMA female to SMA female connector in the hole in the front frame assembly from
the front of the assembly. The hex feature on the connector should engage with the recess in
the front frame assembly. Refer to
. Secure the connector using the ¼” lockwasher
and ¼” hex nut from the rear. Torque to 21 inch-pounds.
Figure 7
Attaching SMA Female Connector
4.
Locate the External Mixing, Front Panel semi-rigid coax assembly in the kit, part number
. This is W29. Note that this cable is symmetrical; either end can be connected to
the front-panel connector.
5.
Connect one end of W29 to the SMA female connector as shown in
.
6.
Orient W29 so that the cable slopes upward from the Ext Mixer connector at a 15 degree
angle. The top of the connector should be approximately level with the top of the shield over
the Front Panel Interface board. Refer to
. Torque the cable nut on the Ext Mixer
connector to 10 inch-pounds.