Table Of Contents - Sony XR-CA440H Service Manual

XR-CA440H

TABLE OF CONTENTS

1. GENERAL
Location of Controls ....................................................... 3
Setting the Clock ............................................................. 3
2. DISASSEMBLY
2-1. Disassembly Flow ........................................................... 4
2-2. Collar ............................................................................... 4
2-3. Cover ............................................................................... 5
2-4. Mechanism Deck (MG-25F-136) ................................... 5
2-5. MAIN Board ................................................................... 6
2-6. Heat Sink ......................................................................... 6
3. ASSEMBLY OF MECHANISM DECK
3-1. Assembly Flow ................................................................ 7
3-2. Housing ........................................................................... 8
3-3. Arm (Suction) ................................................................. 8
3-4. Lever (LDG-A)/(LDG-B) ............................................... 9
3-5. Gear (LDG-FT) ............................................................... 9
3-6. Guide (C) ......................................................................... 10
3-7. Mounting Position of Capstan/Reel Motor (M901) ....... 10
4. MECHANICAL ADJUSTMENTS
5. ELECTRICAL ADJUSTMENTS
Tape Deck Section .......................................................... 11
Tuner Section .................................................................. 11
6. DIAGRAMS
6-1. Note for Printed Wiring Boards and
Schematic Diagrams ....................................................... 13
6-2. Printed Wiring Board - MAIN Board - ......................... 14
6-3. Schematic Diagram - MAIN Board (1/3) - ................... 15
6-4. Schematic Diagram - MAIN Board (2/3) - ................... 16
6-5. Schematic Diagram - MAIN Board (3/3) - ................... 17
6-6. Printed Wiring Board - KEY Board - ............................ 18
6-7. Schematic Diagram - KEY Board - .............................. 19
6-8. IC Pin Function Description ........................................... 21
7. EXPLODED VIEWS
7-1. Chassis Section ............................................................... 24
7-2. Front Panel Section ......................................................... 25
7-3. MAIN Board Section ...................................................... 26
7-4. Mechanism Deck Section (MG-25F-136) ...................... 27
8. ELECTRICAL PARTS LIST
2
Notes on chip component replacement
• Never reuse a disconnected chip component.
• Notice that the minus side of a tantalum capacitor may be dam-
Flexible Circuit Board Repairing
• Keep the temperature of the soldering iron around 270 ˚C dur-
• Do not touch the soldering iron on the same conductor of the
• Be careful not to apply force on the conductor when soldering
....................... 11
............................... 28
aged by heat.
ing repairing.
circuit board (within 3 times).
or unsoldering.