Specifications

Table Of Contents
Chapter 4 Retrofitting Options
To Retrofit the 53210A (Channel 1) or 53220A/53230A (Channels 1/2)
Rear Panel Inputs (Option 201)
204 Assembly-Level Service Guide
Channels 1/2 Rear Panel Retrofit Procedure
1 For each of the channels being added, proceed as follows:
NOTE Channel 1 only for the 53210A, or Channels 1 and 2 for the
53220A/53230A.
2 Connect the gold-colored push-on connector end of the supplied
RF cable to the appropriate connector on the motherboard close
to the front panel. (J201 is on the left.) Refer to Figure 4-7.
3 Channel 1 connects to J101 and Channel 2 connects to J201 on the
motherboard. If both channels 1 and 2 are being installed, the
cables will cross between the rear panel and the motherboard.
Figure 4-7. Option 201 Rear Input Channels 1 and 2
4 If it was necessary to move an installed Option 106/115 assembly,
re-install it now. The Option 201 cables will go over the top of the
Option 106/115 assembly but under the Option 300 assembly (if
these are installed).
NOTE The performance of the option 106/115 must be re-verified after it
has been re-installed.
5 Remove the rear panel plug(s) for the Channel(s) being installed.
J201
Rear
Panel
Front Panel