Radio Tuning Procedure; General - Motorola GTX/LCS 2000 Service Manual

Radio Tuning Procedure

Radio Tuning
Procedure

General

RADIO
MIC IN
PROGRAM or
TEST CABLE
3080070N01
An IBM PC (personal computer) and RSS (Radio Service Software) are required
to align the radio. Refer to the applicable RSS Manual for installation and setup
procedures for the software.
To perform the alignment procedures, the radio must be connected to the PC, RIB
(Radio Interface Box), and Test Set as shown in Figure 6-6.
BNC
SMA-BNC
58-80348B33
TEST SET
RLN4460A
TEST CABLE
3008566C12
Note: Battery can be used in RIB
making power supply optional.
25-PIN 15-PIN
RIB
RLN4008B
COMPUTER INTERFACE CABLE
30-80369B72 (IBM AT, 9-PIN ONLY)
30-80369B71 (IBM XT, 25-PIN ONLY)
RIB POWER SUPPLY
0180357A57, 110 V, USA
0180358A56, 110 V, USA
Figure 6-6 Radio Alignment Test Setup
SERVICE MONITOR
30 dB PAD
or COUNTER
TRANSMIT
30 dB PAD
RF GENERATOR
RECEIVE
AUDIO IN
TX
AUDIO GENERATOR
RX
DATA
GND
Radio Tuning Procedure
6
6
WATTMETER
SINAD METER
AC VOLTMETER
COMPUTER
6-1