Table 4-4. Common Service Aids For Board-Level Troubleshooting - Motorola ASTRO SPECTRA Service Manual

Test Equipment, Service Aids, and Tools: Service Aids and Recommended Tools

Table 4-4. Common Service Aids for Board-Level Troubleshooting

Motorola
Part Number
30-80370E06
RPX-4725A (includes
30-80370E05
Extender Cable)
RPX-4724A
(includes:
28-84606M01
30-80373B25
30-80373B26*
30-80373B41*
30-80373B27**
01-80355A28**)
TKN-8531
58-80219R01
58-80367B21
58-80367B22
* These cables allow connection to:
- VCO injection output to power amplifier for testing TX injection level
- Receiver front-end/mixer output for testing the proper mixer conversion gain
- Synthesizer feedback input for testing feedback buffer and prescaler operation
- RF board IF input for testing receiver back-end sensitivity
- RX injection output of the VCO assembly
**These cables allow connection to:
- Power amplifier test input
- Receiver input cable for testing RX loss through harmonic filter and antenna switch
- VCO synthesizer feedback level
- Receiver front-end/mixer output for testing the proper mixer conversion gain
6881076C20-E
Description
Extender Cable
Command and Control Service
Cable Kit
RF Service Cable Kit
Crimp-On Mini UHF Male
Connector
RX Injection Board
Output Cable BNC Male to SMB
Male Cable
BNC Female to Taiko-Denki Male
Cable
BNC Male to SMB Female Cable
BNC Female to Taiko-Denki
Female Adapter
Key-Variable Loader Cable
Adapter Cable
Mini UHF Male to 'N' Female
Adapter
Mini UHF Male to UHF Female
Adapter
Application
Provides extension cable for VOCON Board
(connectors P501/J501)
Provides extension cables for servicing digital and
analog circuits
Provides interface cables needed to service the RF
boards
Adapts any coax of appropriate size (RPG58 or
equivalent) for mating to antenna connector
Connects to the RX injection output of the VCO
assembly for testing RX injection level
Mates to printed-circuit board mounted SMB female
connectors
Mates to printed-circuit board mounted Taiko-Denki
female connectors
Mates to cable-mounted SMB male connectors
Mates to cable-mounted Taiko-Denki male connectors
Used to load encryption keys into the radio (see also 58-
80219R01 below)
Must be ordered and used with TKN-8531
4-3
February 3, 2003