Overview - Motorola Cleartone CM5000 Basic Service Manual

OVERVIEW

General
CM5000 TETRA Radio Terminal consists of two PC boards. One is in the Main Unit and the other is
in the Key & Display Unit.
The Main Unit consists of Digital Control Circuit unit and the Radio Circuit.
Digital Control Circuit
The Digital Control Circuit controls the whole radio equipment accordance with key operation of the
Key/Display Unit or received signal from TRBS (TETRA Network Radio Base Station) which are fed
from the radio circuit or external data from PEI (Peripheral Equipment Interface Circuit).
The Digital Control Circuit consists of:
• System Controller
• Digital Signal Processing
• External Interface Circuit
CM5000 Mobile Repeater/Gateway - Basic Service Manual 9
CHAPTER 3
OVERVIEW