Table Of Contents - Sony WM-FS399 Service Manual

TABLE OF CONTENTS
Section Title Page
SECTION 1 SERVICING NOTE uuu... eee 3
SECTION 2 GENERAL uu... cesceeccsecssescssecssseestens 4
SECTION 3 DISASSEMBLY
3-1. Cover and Arm ASSeMbLY ........cccececccssessstecscesssseeesssseseens S
3-2. Cassette Holder Assembly ........0ccccccscsescetesessssesesssesseseseves 5
3-3. Cabinet (Rear) ASSEMDIY ............ccccccceesssessescsarsesesesesseevas 6
3-4, Main Board and Mechanism Deck .......cececcceeeeseseseeeeteee 0
SECTION 4 ADJUSTMENTS
4-1. Mechanical Adjustments ........c.cccccccscscccesecssetesesesseseeesses 7
4-2. Electrical Adjustments ....0.....cccccescccesseescesesecsssssesecseseeseees 7
SECTION 5 DIAGRAMS
Sl. Printed Wining Boatd ivsjciccsccscssteviaascdadaseanssevisassoavoersivenseys 11
S-2;° -pchematic: Diagrati wees tiucasicccoaierccicanieacteaa ea ieaies 13
SECTION 6 EXPLODED VIEWS
6-1. Cassette Holder Section .......c.cccccccccccescsessscesecsseecseesensenes 16
6-2. Main Board Section .......ccccccescsscccccssssscecstssecssceseseesaseeennes 17
6-3. Rear cabinet Section ........ccccccccccscscssssccssesesscseesessnressaeees 18
6-4. Mechanism Section (MF-WMFX433-114) woe 19
SECTION 7 ELECTRICAL PARTS LIST ow. 20
HOW TO CHANGED THE CERAMIC FILTERS
This model is used two ceramic filters of CF1, X1. You must used
same type of color marked ceramic filters in order to meet same
specifications.
Therefore, the ceramic filter must changed two pieces together since
it's supply two pieces in one package as a spare parts.
Center Frequency
10.70MHz
color mark
10.67MHz
color mark
10.73MHz
10.64MHz
Notes on chip component replacement
* Never reuse a disconnected chip component.
* Notice that the minus side of a tantalum capacitor may be
damaged by heat.
Flexible Circuit Board Repairing
* Keep the temperature of 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.
¢ How to identify TYPE 1 and TYPE 2 for E model
- SPECIFICATION LABEL -
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MADE IN CHINA
SONY. CORP. rE
(NOTHING) : TYPE 2