Sony wm fq 01 service manual

Page 1

Ð 2 Ð Specifications ........................................................................... 1 1. GENERAL Location and Function of Controls .................................... 2 2. DISASSEMBLY 2-1. Cabinet (Rear) Removal ............................................. 3 2-2. Cabinet (Front) Removal ............................................ 3 2-3. Main Board, Mechanism Deck Removal ................... 3 2-4. Cassette Holder Sub Assy Removal ........................... 4 2-5. Dial Pointer Setting .................................................... 4 3. ADJUSTMENTS 3-1. Mechanical Adjustment .............................................. 5 3-2. Electrical Adjustment ................................................. 5 4. DIAGRAMS 4-1. Block Diagram ............................................................ 7 4-2. Printed Wiring Boards ................................................ 9 4-3. Schematic Diagram .................................................... 11 5. EXPLODED VIEWS 5-1. Cabinet and Board Section ....................................... 15 5-2. Mechanism Deck Section ......................................... 16 6. ELECTRICAL PARTS LIST................................ 17 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 ¥ HOW TO CHANGED THE CERAMIC FILTERS This model is used two ceramic filters of CF2 and X2. 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 mark mark CF2 X2 Mark Center Frequency red 10.70MHz blue 10.67MHz orange 10.73MHz black 10.64MHz white 10.76MHz SECTION 1 GENERAL LOCATION AND FUNCTION OF CONTROLS This section is extracted from instruction manual. -- NORM LIMIT AVLS-- NORM CrO 2/ METAL DX LOCAL-- NORM CrO 2/ METAL ST MONO FM AM TAPE (RADIO OFF) PLAY DIR MODE VOLUME p 0 ) US, Canadian model AEP model

Page 2

Ð 3 Ð SECTION 2 DISASSEMBLY Note : Follow the disassembly procedure in the numerical order given. r The equipment can be removed using the following procedure. 2-1. CABINET (REAR) REMOVAL 2-2. CABINET (FRONT) REMOVAL Main board, Mechanism deck Cabinet (Front) Cabinet (Rear)Cassette holder sub assy Set Cassette holder sub assy Cabinet (Rear) 1 2 2 3 3 77777 4 4 666 5 8 Cabinet (Front) Main board and Mechanism deck 1 Flexible board 2 2-3. MAIN BOARD, MECHANISM DECK REMOVAL Main board Mechanism dec k 1 Remove solder 2 Head flexible board 3 Claw 3 Claws 4