Installation and Operation Manual

November 1999
11-6 M68333 Rev. A Tel-Link PMP - Sector Terminal Installation & Maintenance Manual
11.3.2.2 Modulators
STEP 1. Insert a Modulator board into one of the empty modulator slots and allow the Modulator
to undergo its self-test functions. Configure the secondary Modulator as the spare unit.
STEP 2. Pull the primary Modulator board.
STEP 3. Initiate a Get All command on the MOD Section. The Mod Chassis Window should
refresh with configuration parameters and the following will occur:
• The Red LED on the redundant Modulator board will extinguish.
• The link to the Remote Terminal will lose lock and then reacquire within 15 seconds
11.3.2.3 ODU Mux
STEP 1. Insert an ODU Mux board into the empty ODU Mux slot and allow the ODU Mux to
undergo its self-test functions. Configure the secondary ODU Mux as the spare unit.
NOTE: Spare ODU must be connected.
STEP 2. Pull the primary ODU Mux board.
STEP 3. Initiate a Get All command on the ODU MUX Section. The ODU MUX Chassis Window
should refresh with configuration parameters and the following will occur:
• The Red LED on the redundant ODU Mux board will extinguish.
• The link to the Remote Terminal will lose lock and then reacquire within 15 seconds
11.3.2.4 FDMA Demodulators
STEP 1. Insert a Demodulator board into one of the empty Demodulator slots and allow the
Demodulator to undergo its self-test functions. Configure the secondary Demodulator
as the spare unit.
STEP 2. Pull the primary Demodulator board.
STEP 3. Initiate a Get All command on the DEMOD Section. The DEMOD Chassis Window
should refresh with configuration parameters and the following will occur:
• The redundant Demodulator board will show the configuration parameters of the
“Failed” primary board.
• The Red LED on the redundant Demodulator board will extinguish.
• The link to the Remote Terminal will lose lock and then reacquire within 15 seconds