February 1997 68P02948C90-O
xi
GTX/GTX LTR/LTS 2000 Portable Radios Service Manual Foreword
Service Aids
Service Aids
The following table lists service aids recommended for working on the GTX/GTX LTR/LTS 2000.
Test Equipment
The following table lists test equipment required to service the GTX/GTX LTR/LTS 2000.
MOTOROLA NO. DESCRIPTION APPLICATION
RLN4008 Radio Interface Box Enables communication between the radio and the
computer’s serial communications adapter.
0180357A57 (120 Vac)
0180358A56 (220 Vac)
RIB Power Supply Used to supply power to the RIB.
30-80369B72 for IBM PC ATs,
or 30-80369B71 for all other
IBM PCs
Computer Interface Cable Connects the computer’s serial communications adapter to
the RIB.
RLN4438 AT to XT Computer Adapter Allows
30-80369B72 to plug into a XT style communications
port.
HKN9857 Programming / Test Cable Connects radio to RIB. And can be used as a Battery
Eliminator.
RVN4150B for GTX/LTR
RVN4156B for LTS 2000
Radio Service Software Software on 3-1/2 in. and 5-1/4 in. floppy disc.
RTX4005 Portable Test Set Enables connection to the audio/accessory jack. Allows
switching for radio testing.
RKN4034 Test Set Cable Connects radio to RTX4005B Test Box.
FLN8769 Tune and Test Fixture Enables board level maintenance
5880348B33 SMA Female to BNC Female
Adapter
Enables RF connection to radio antenna connector.
RLN4460 Test Box. Must be ordered
with 0180303E49 adaptor
assembly.
Enables connection to the audio/accessory jack. Allows
switching for radio testing.
MOTOROLA NO. DESCRIPTION CHARACTERISTICS APPLICATION
R2000, R2400, or
R2001D with trunking
option
Communications
System Analyzer
This monitor will
substitute for items with
an asterisk *
Frequency/deviation meter and signal
generator for wide-range troubleshoot-
ing and alignment
*R1049A Digital Multimeter Two meters recommended for AC/DC
voltage and current measurements
*S1100A Audio Oscillator 67 to 161.4Hz tones Used with service monitor for injection of
PL tones
*S1053D,
*SKN6009A,
*SKN6001A
AC Voltmeter, Power
Cable for meter, Test
leads for meter
1 mV to 300 V, 10-Megohm
input impedance
Audio voltage measurements
R1053 Dual-trace Oscillo-
scope
20 MHz bandwidth,
5 mV/cm - 20 V/cm
Waveform measurements
*S1350C, *ST1215B
(VHF) *ST1223B (UHF)
*T1013A
Wattmeter,
Plug-in Elements (VHF
& UHF), RF Dummy
Load
50-Ohm, +
5% accuracy
10 W, max. 0-1000 MHz,
300 W
Transmitter power output measurements
S1339A RF Millivolt Meter 100
µ
V to 3 VRF, 10 KHz to
1.2 GHz
RF level measurements
*R1013A SINAD Meter Receiver sensitivity
S1347D or
S1348D (prog)
DC Power Supply 0-20 Vdc, 0-5 Amps Bench supply for 10Vdc
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