SECTION 1 SPECIFICATIONS
.............................................................................................................................
1—1
SECTION 2 INSIDE
VIEWS................................................................................................................................2-1-2
2-1 LOGIC
UNIT.........................................................................................................................................
2—1
2-2 VHF RF UNIT
.....................................................................................................................................
2—2
2-3 UHF RF UNIT
.....................................................................................................................................
2—2
SECTION 3 CIRCUIT DESCRIPTION
............................................................................................................
3-1-5
3-1 VHF RECEIVER CIRCUITS
................................................................................................................
3—1
3-2 UHF RECEIVER CIRCUITS
................................................................................................................
3—2
3-3 VHF TRANSMITTER CIRCUITS
........................................................................................................
3—2
3-4 UHF TRANSMITTER CIRCUITS
........................................................................................................
3—3
3-5 PLL
CIRCUITS.....................................................................................................................................
3—3
3-6 OTHER
CIRCUITS..............................................................................................................................
3—4
SECTION 4 ADJUSTMENT PROCEDURES
...............................................................................................
4-1-6
4-1 PREPARATION BEFORE SERVICING
.............................................................................................
4—1
4-2 PLL
ADJUSTMENT.............................................................................................
.............................. 4—2
4-3 RECEIVER CIRCUIT
...........................................................................................................................
4—2
4-4 TRANSMITTER ADJUSTMENT
....................................................................................................
4—4,6
SECTION 5 MECHANICAL PARTS AND DISASSEMBLY
......................................................................
5—1,2
5-1 FRONT PARTS
..................................................................................................................................
5—1
5-2 CHASSIS PARTS
...............................................................................................................................
5—2
5-3 ACCESSORIES
..................................................................................................................................
5—2
SECTION 6 PARTS
LIST................................................................................................................................
6-1-10
SECTION 7 BOARD
LAYOUT........................................................................................................................
7-1-11
7-1 PTT
UNIT.............................................................................................................................................
7—1
7-2 KEY
UNIT.............................................................................................................................................
7—1
7-3
AFUNIT.................................................................................................................................................
7—2
7-4 JACK UNIT
.........................................................................................................................................
7—2
7-5 CONNECTOR UNIT
...........................................................................................................................
7—3
7-6 PRT
UNIT.............................................................................................................................................
7—3
7-7 LOGIC
UNIT.........................................................................................................................................
7—4
7-8 VHF RF UNIT
......................................................................................................................................
7—6
7-9 UHF RF UNIT
.....................................................................................................................................
7—8
7-10 VRF A
UNIT.........................................................................................................................................7—10
7-11 VRF B
UNIT.........................................................................................................................................7—10
7-12 URF A
UNIT.........................................................................................................................................7—10
7-13 URF B
UNIT.........................................................................................................................................7—10
7-14 AF FIL
UNIT.........................................................................................................................................7—11
7-15 U VCO
UNIT.........................................................................................................................................7—11
SECTION 8 OPTIONAL
UNIT................................................................................................................................
8—1
8-1 UT-63 TONE SQUELCH
UNIT............................................................................................................
8—1
SECTION 9 VOLTAGE DIAGRAM...........
.....................................................................................................
9—1 -3
SECTION 10 BLOCK DIAGRAM
.............................................................................................................................10—1 |
