Parts List; Operation; Maintenance - Ericsson ORION Maintenance Manual

Figure 1 - ORION Mobile Radio

OPERATION

Complete operating instructions for the ORION Two-
Way Radio are provided in Operator's Manual LBI-38888
for the control unit used.

MAINTENANCE

The Service Section in maintenance manual LBI-39073
contains the maintenance information to service this radio.
The Service Section includes:
• Disassembly Procedures
• Replacement of IC's, chip capacitors and resistors
• Alignment procedures for the transmitter and receiver
• Troubleshooting Procedures and wave forms

PARTS LIST

ORION 800 MHz
MOBILE RADIO
SYMBOL PART NUMBER DESCRIPTION
TXRX UNIT
344A4579P1/JHM871RN
A1 B19/CMF-138P SYSTEM CONTROL LOGIC SECTION
A1 B19/CMC-682 IF SECTION
A2 B19/CMN-358 SYNTHESIZER/RECEIVER FRONT END/EXCITER
BOARD (RECEIVER FRONT END/EXCITER SECTION)
A2 B19/CMN-358K SYNTHESIZER/RECEIVER FRONT END/EXCITER
BOARD (SYNTHESIZER SECTION)
PA UNIT
344A45741/JHM-871Pl (12 WATT)
344A4574P2/JHM-871P2 (30/35 WATT)
A1001 B19/CAH-585L PA CIRCUIT (USED IN P1)
A1001 B19/CAH-585H PA CIRCUIT (USED IN P2)
A1002 B19/CMH-1231UL INTERFACE
CONTROL UNIT
344A4581P1/CMD-556BL (SCAN MODEL LOCAL TYPE)
344A4581P2/CMD-556BR (SCAN MODEL REMOTE TYPE)
344A4581P3/CMD-556ML (SYSTEM MODEL LOCAL TYPE)
344A4581P4/CMD-556MR (SYSTEM MODEL REMOTE TYPE)
A1 B19/CDF-368B SWITCH CIRCUIT (SCAN MODEL)
A1 B19/CDF-368M SWITCH CIRCUIT (SYSTEM MODEL)
A2 B19/CMC-638 PANEL CONTROL
A3 B19/NQZ-4882 REMOTE INTERFACE ADAPTER (RIA)
LBI-38902
3