Sony wm fs 555 service manual

Page 2

WM-FS555/FS555J/FS556

TABLE OF CONTENTS
Specifications 1 Flexible Circuit Board Repairing
0 Keep the temperature of the soldering iron around 270°C during
1. GENERAL 2 repairing,
- Do not touch the soldering iron on the same conductor of the
2_ D|$A$$EMBLY circuit board (within 3 times).
2_1 Chassis, H/p Board 0 Be careful not to apply force on the conductor when soldering or
2»2. Main Board iiiiiiiii unsoldering
2»3. Mechanism Deck iiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiii 4
2.4 Belt, Capstan/reel Motor (M601), Notes on chip component replacement
Magnetic Head (Playback) (1.9501) ., 0 Never reuse a disconnected chip component.
0 Notice that the minus side of a tantalum capacitor may be dam»
3. ADJUSTMENTS aged by heat
3-1. Mechanical Adjustments
3»2. Electrical Adjustments .,
4. DIAGRAMS
4»1. Explanation of IC Terminals
4-2. Block Diagrams
43. Printed Wiring Boards ~ Main Section A
44. Schematic Diagram - Main Section (1/2)-
4»5. Schematic Diagram 4 Main Section (2/2)#
4-6. IC Block Diagrams
5. EXPLODED VIEWS
5»1. Cassette Lid Section
52. Cabinet Section
53. Mechanism Deck Section
(MF-WMF5555-114) ............................ 17
6. ELECTRICAL PARTS LIST 18
SECTION 1 This section is extracted from
GENERAL instruction manual.

Rubber cap

€33

Air outlet

MENU
SET

ENTER

HOLD
TV/WEATHER (US), FM (EXCEPT US)
FM/AM (US), AM (EXCEPT US)

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»

_ «

I
TUNING+/7
PRESET +/7
RADIO OFF
VOLUME

' There is atactile dot beside VOLUME on the main unit to
show the direction to turn up the volume.

" The button has a tactile dot.