User's Manual

16 68P80801E35-B 5/1/2002
Troubleshooting EBTS System Manual - Vol 2
Generation 2 Single Channel BR Station Verification Procedures
Equipment Disconnection
Use the following steps to disconnect equipment after verifying the transmitter.
1. Remove power from the Base Radio by setting the Power Supply rocker
switch (located behind the front panel of the Power Supply) to the OFF (0)
position.
2. Disconnect the RS-232 cable from the connector on the service computer.
3. Disconnect the other end of the RS-232 cable from the RS-232 connector
located on the front panel of the BRC.
CAUTION
!
CAUTION
!
Make sure power to BR is OFF before disconnecting
transmitter RF connectors. Disconnecting transmitter
RF connectors while the BR is keyed may result in RF
burns from arcing.
4. Disconnect the test cable from the PA OUT connector located on the
backplane of the Base Radio.
5. Connect the standard equipment cable to the PA OUT connector.
6. Disconnect the 10 dB attenuator from the other end of the test cable.
7. From the attenuator, disconnect the cable to the R2660
Communications Analyzer.
8. Restore power to the Base Radio by setting the Power Supply rocker switch
to the ON (1) position.
9. If necessary, continue with the Receiver Verification Procedure.
Receiver Verification Procedure: Generation 2 Base Radio with RFDS
This procedure provides commands and responses to verify proper operation of
the Base Radio receiver paths. Perform the procedure on all four channels in each
Base Radio in the EBTS.
1. Power on the BR using the front switch on the Power Supply Module. Press
the reset button on the front of the EX/BRC module. Using the terminal