Sony tcs 60dv ver 1 1
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Ñ 2 Ñ TABLE OF CONTENTS 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 270ûC 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. 1. SERVICE NOTE ááááááááááááááááááááááááááááááááááááááááááááááááááá\ áááááááááááá 3 2. GENERAL ááááááááááááááááááááááááááááááááááááááááááááááááááá\ ááááááááááááááááááááááá 4 3. DISASSEMBLY 3-1. Cabinet (rear) Assy, Lid Sub Assy, Cassette ááááááááááááááááááá 5 3-2. MAIN Board, Mechanism Deck ááááááááááááááááááááááááááááááááááááá 5 3-3. Belt ááááááááááááááááááááááááááááááááááááááááááááááááááá\ ááááááááááááááááááááááááááááááá 6 3-4. Head ááááááááááááááááááááááááááááááááááááááááááááááááááá\ ááááááááááááááááááááááááááááá 6 3-5. Motor, DC ááááááááááááááááááááááááááááááááááááááááááááááááááá\ áááááááááááááááááááá 7 3-6. Precaution For Attaching The MAIN Board ááááááááááááááááááá 7 4. ADJUSTMENT ááááááááááááááááááááááááááááááááááááááááááááááááááá\ áááááááááááááá 8 5. DIAGRAMS 5-1. Block Diagram ááááááááááááááááááááááááááááááááááááááááááááááááááá\ ááááááááááááá 9 5-2. Schematic Diagram ááááááááááááááááááááááááááááááááááááááááááááááááááá\ áááá 11 5-3. Printed Wiring Board ÐMAIN Section Ð áááááááááááááááááááááá 15 5-4. Printed Wiring Board ÐLED Section Ð ááááááááááááááááááááááááá 20 5-5. IC Block Diagrams ááááááááááááááááááááááááááááááááááááááááááááááááááá\ áááá 24 5-6. IC Pin Function Discription áááááááááááááááááááááááááááááááááááááááááá 26 6. EXPLODED VIEWS 6-1. MAIN Section -1 ááááááááááááááááááááááááááááááááááááááááááááááááááá\ ááááááá 27 6-2. MAIN Section -2 ááááááááááááááááááááááááááááááááááááááááááááááááááá\ ááááááá 28 6-3. Mechanism Deck Section -1 ááááááááááááááááááááááááááááááááááááááááá 29 6-4. Mechanism Deck Section -2 ááááááááááááááááááááááááááááááááááááááááá 30 7. ELECTRICAL PARTS LIST ááááááááááááááááááááááááááááááááááááááá 31
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Ñ 3 Ñ PULSE 10Hz 1.6V (4.5dB) Oscillator (Side B) (Side A) (Side A) TP41 TP1 S301 S302 SECTION 1 SERVICE NOTE The TCS-60DV detects rotation of both the supply and take-up side reels using the PH701 (photo reflector). Because the PH701 is mounted on the Main board, auto stop is activated and reel rotation cannot be detected when the Main board is removed. To check the operation of mechanism deck and voltage without the Main board, follow the procedure as described below.How to remove the Main board (opening the Main board) 1) Refer to page 5 Ò3. DisassemblyÓ. How to enter the fast forward/rewind modes 1) Input the square wave to the TP41. (Refer to the illustration below.) 2) Press the fast forward/rewind keys. 3) Turn on the S301. How to enter the playback mode 1) Input the square wave to the TP41. (Refer to the illustration below.) 2) Press the playback key. 3) Set the S302 to the PLAY. 4) Turn on the S301. How to enter the record mode 1) Input the square wave to the TP41. (Refer to the illustration below.) 2) Press the record key. 3) Set the S302 to the REC. 4) Turn on the S301.