TABLE OF CONTENTS
SECTION 1 SPECiFiCATIONS................................................................................... 1 - 1
SECTION 2 OPERATING CONTROLS ....................................................................... 2 - 1
SECTION 3 INSIDE VIEWS .............. ...... ...........
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SECTION 4
BLOCK
DIAGRAM
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......... ..... 4 - 1
SECTION 5 CIRCUIT DESCRIPTION
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....... 5 - 1 - 7
5 - 1
RECEIVER CIRCUITS ........................................................................... 5 - 1
5 - 2
TRANSMITTER CIRCUITS ................................................................ 5 - 1
5 - 3 PLL
CIRCUITS .................................................................................... 5 - 2
5 - 4
POWER SUPPLY CIRCUITS ............................................................... 5 - 3
5 - 5
LOGIC CIRCUITS ................................................................................ 5 - 3
SECTION 6 MECHANICAL
PARTS
AND DiSASSEMBLy .................................. 6 - 1 - 5
6 - 1 DISASSEMBLY OF THE CASE .......................................................... 6 - 1
6 - 2
DISASSEMBLY OF THE TOP PANEL ............................................... 6 - 3
6 - 3 PA
AND
EXTERNAL
JACK
ASSEMBLy
........................................... 6 - 3
6 - 4
SPEAKER
AND
MICROPHONE
ASSEMBLy
.................................... 6 - 4
6 - 5
DISPLAY
UNIT
AND
LCD
ASSEMBLY
.............................................. 6 - 4
6 - 6 PTT
SPRING
ASSEMBLY
................................................................... 6 - 5
6 - 7
UNIT
BOTTOM
ASSEMBLY
................................................................ 6 - 5
SECTION 7 MAINTENANCE AND ADJUSTMENT .
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...... ........ 7 - 1 - 5
7 - 1 PREPARATION BEFORE SERVICING ................................................. 7 - 1
7 - 2
POWER SUPPLY CHECKS ................................................................... 7 - 2
7 - 3 PLL
ADJUSTMENT
.............................................................................. 7 - 3
7 - 4
TRANSMITTER
ADJUSTMENT
.......................................................... 7 - 4
7 - 5
RECEIVER
ADJUSTMENT
................................................................. 7 - 5
SECTION 8 VOLTAGE DIAGRAMS ...................................................................... 8 - 1 - 4
8 - 1
MAIN
UNIT
........................................................................................... 8 - 1
8 - 2 PLL
UNIT
.............................................................................................. 8 - 2
8 - 3
LOGIC
UNIT
......................................................................................... 8 - 3
8 - 4
DISPLAY
UNIT
................................................................................... 8 - 4
SECTION 9
BOARD
LAYOUTS ..................... ...... .......
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...... 9 - 1 - 4
9 - 1
MAl
NUN
IT ........................................................................................... 9 - 1
9 - 2 PLL
UNIT
............................................................................................... 9 - 2
9 - 3
LOGIC
UNIT
......................................................................................... 9 - 3
9-4
DISPLAY
UNIT
...................................................................................
9-4
SECTION
10
PARTS
LIST
...................................................................................... 10 - 1 - 6
SECTION
11
IC
SPECIFICATIONS .......................................................................
11
- 1 - 9
SECTION
12
BATTERY
PACK
SCHEMATIC DIAGRAMS .................................... 12 - 1 - 2
12-1
IC-CM7 ................................................................................................
12-1
12 - 2 IC-CM8 ................................................................................................ 12 - 2
SECTION
13
SCHEMATIC DIAGRAM ................................................................. SEPARATE
SECTION
14
PROGRAMING MANUAL .............................................................. SEPARATE