Contents
UHF FM Transceiver LPD FM Transceiver
Ordering Parts
Introduction
Repair Notes
Table of Contents
Section Specifications
ITA, ITA-1 CSA, CSA-1
Channel Frequency List
Ctcss Frequency List
Main Unit
Inside Views
RF Unit
Removing the Main Unit
Disasembly Instructions
Removing the Rear Panel
Removing the RF Unit
Receiver Circuits
Antenna Switching Circuit RF Unit
Circuit Description
RF Circuit RF Unit
Transmitter Circuits
PLL Circuits RF Unit
Port Allocations
Power Supply Circuits Voltage Line
CPU Main unit IC1
Preparation
Section Adjustment Procedures
Entering the Adjustment Mode
Required Test Equipment
Adjustment
Deviation
R50
C63
R206
Test
Section Parts List
Order Description
RF Board
Coil Eljre 18NG-F
C211 4030006860
Accessories
Mechanical Parts and Disassembly
Cabinet Parts Chassis Parts
Unit abbreviation C Chassis PARTS, RF RF UNIT, M Main Unit
Transistor and FET’S
SEMI-CONDUCTOR Information
Diodes
Main Unit
Board Layouts
TOP View IC-4008A
R58
Bottom View IC-4008A
C55 C17 R23 C18 C52
PSC Batt MOD VOL GND
RF Unit
TOP View
FI3
Bottom View
Block Diagram
IC1
Voltage Diagram
DTA144EU
RF Unit
16, Kamihigashi, Hirano-ku, Osaka 547-0002, Japan
16, Kamihigashi, Hirano-ku, Osaka, 547-0002, Japan
IC1