Sony XR-C4100, Service Manual

Page: 2 / 35

– 2 –
TABLE OF CONTENTS
1. GENERAL
Location of Controls ....................................................... 3
Resetting the Unit ........................................................... 4
Detaching the Front Panel ............................................... 4
Preparing the Rotary Commander .................................. 4
Setting the Clock ............................................................. 4
Installation ....................................................................... 5
Connections ..................................................................... 6
2. DISASSEMBLY
......................................................... 9
3. ASSEMBLY OF MECHANISM DECK
........... 11
4. MECHANICAL ADJUSTMENTS
....................... 14
5. ELECTRICAL ADJUSTMENTS
Test Mode ........................................................................ 14
Tape Deck Section .......................................................... 14
Tuner Section .................................................................. 15
6. DIAGRAMS
6-1. IC Pin Function Description ........................................... 18
6-2. Printed Wiring Boards –MAIN Section– ....................... 21
6-3. Schematic Diagram –MAIN Section– ........................... 25
6-4. Printed Wiring Board –PANEL Section– ...................... 29
6-5. Schematic Diagram –PANEL Section– ......................... 31
7. EXPLODED VIEWS
................................................ 35
8. ELECTRICAL PARTS LIST
............................... 38
Flexible Circuit Board Repairing
•
Keep the temperature of the soldering iron around 270 ˚ C dur-
ing repairing.
•
Do not touch the soldering iron on the same conductor of the
circuit board (within 3 times).
•
Be careful not to apply force on the conductor when soldering
or unsoldering
Notes on chip component replacement
•
Never reuse a disconnected chip component.
•
Notice that the minus side of a tantalum capacitor may be dam-
aged by heat.