Motorola MTR2000 T5544 Instruction / Field Service Manual page 123

Accessing Station Control Cluster
Front of station
with Front Panel
removed.
68P81096E17-E
09/30/05
By removing the front panel, the station control cluster is accessible (refer
to Figure 4). The station control cluster consists of the:
• Exciter Module
• Receiver Module
• Station Control Module (SCM)
Connectors on the Exciter and Receiver modules mate with connectors on
either side of the SCM to form the control cluster. Service connectors are
provided on the front of the SCM, including connectors for:
- RS-232 port (P5600),
8-contact modular jack, provides connection to Serial Communica-
tions port on a PC running Radio Service Software (RSS)
- external speaker/amplifier (P5601),
4-contact modular jack
- microphone (P5602),
8-contact modular jack, and
- 5/10 MHz external reference input (J5603),
BNC connector
5/10MHz External Service
Reference Signal Speaker
Figure 4. SCM Service Connectors
RSS Microphone
Troubleshooting
9