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Sony WM-FX193 Service Manual

Sony WM-FX193
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Specifications ........................................................................... 1
1. GENERAL
Location and Function of Controls .................................... 2
2. DISASSEMBLY
2-1. Cabinet (Rear) Sub ASSY .......................................... 3
2-2. Main Board ................................................................. 3
2-3. Mechanism Deck ........................................................ 4
2-4. Belt, Capstan/Reel Motor (M901) .............................. 4
2-5. Holder Sub ASSY, Cassette ........................................ 5
3. ADJUSTMENTS
3-1. Mechanical Adjustments............................................. 6
3-2. Electrical Adjustments ................................................ 6
4. DIAGRAMS
4-1. Block Diagram............................................................ 9
4-2. Printed Wiring Boards ...............................................11
4-3. Schematic Diagram................................................... 13
5. EXPLODED VIEWS
5-1. Cabinet Section......................................................... 17
5-2. Mechanism Section -1 .............................................. 19
5-3. Mechanism Section -2 .............................................. 20
6. ELECTRICAL PARTS LIST ................................... 21
Flexible Circuit Board Repairing
Keep the temperature of the soldering iron around 270°C during
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.
TABLE OF CONTENTS
SECTION 1
GENERAL
nPLAY
MEGA BASS/
OFF (FX195 only)
M
m
FM/AM/TAPE
(RADIO OFF)
VOLUME
TUNING
FM MODE
i
AVLS NORM/
LIMIT
BATT
x
LOCATION AND FUNCTION OF CONTROLS
This section is extracted from
instruction manual.

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Sony WM-FX193 Specifications

General IconGeneral
BrandSony
ModelWM-FX193
CategoryCassette Player
LanguageEnglish

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