Sony tcm 500 dv service manual
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Extracted text from sony tcm 500 dv service manual (Ocr-read)
Page 1
TCM-500DV 2 TABLE OF CONTENTS 1.GENERAL ................................................................... 2 2. SERVICING NOTES ................................................ 2 3. DISASSEMBLY ......................................................... 3 3-1. Cabinet Rear Assy (500), Lid Assy (500), Cassette.................................................................. 3 3-2. MAIN Board.......................................................... 4 3-3. Mechanism Deck................................................... 4 3-4. Head, Magnetic (Rec/PB/Erase) (HRPE901), Belt (AR), Capstan/Reel (M601).......................... 5 3-5. LED Board............................................................. 5 3-6. SP Board................................................................ 6 4. MECHANICAL ADJUSTMENTS ....................... 7 5. ELECTRICAL ADJUSTMENTS ......................... 7 6. DIAGRAMS 6-1. Block Diagrams...................................................... 8 6-2. Printed Wiring Board –MAIN Board (Side A) – ... 9 6-3. Printed Wiring Board –MAIN Board (Side B) – ... 10 6-4. Schematic Diagram –MAIN Board (1/2) –........... 11 6-5. Schematic Diagram –MAIN Board (2/2) –........... 12 6-6. Printed Wiring Board –LED, SP Board –.............. 13 6-7. IC BLOCK DIAGRAMS....................................... 14Flexible Circuit Board Repairing -Keep the temperature of the soldering iron around 270 ˚C dur- ing 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. SECTION 1 GENERAL REC TIME/PLAY MOD E VOR TAPE COUNTER z REC x STOP REW/REVIEW FF/CUE VOL Flat Mic Microphone affleurant PAUSE . nN PLAY n DIR N REC, BATT, E lamps Témoins REC, BATT, E MIC (PLUG IN POWER)EAR SPEED CONTROL SECTION 2 SERVICING NOTES In this set, the S102 (POWER) detects REC/PLAYBACK on. It is mounted on the MAIN board, and therefore the REC/PLAYBACK on cannot be detected with the MAIN board removed. When making an operation check and voltage check of mechnical deck with the MAIN board removed, fix the S102 at turn on. S102 ON * –MAIN BOARD (side A) – –MAIN BOARD (side B) – SL101 7. EXPLODED VIEWS ................................................ 15 7-1. Cabinet Section...................................................... 15 7-2. Cassette Holder Section........................................ 16 7-3. Mechanism Deck Section-1 (MT-500-175).......... 17 7-4. Mechanism Deck Section-2 (MT-500-175).......... 18 8. ELECTRICAL PARTS LIST ............................... 19 Also, soldering the lands SL101 bridge makes S102 to turn on.This section is extracted from instruction manual.
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TCM-500DV 3 3-1.CABINET REAR ASSY (500), "LID ASSY (500), CASSETTE" Note: Follow the disassembly procedure in the numerical order given. SECTION 3 DISASSEMBLY - This set can be disassembled in the order shown below. Cabinet (Front) assy (500) MAIN board Lid assy (500), Casette Head, Magnetic (Rec/Pb/Erase) (HRPE901), Belt (AR), Capstan/Reel Motor (M601) LED board SP board Set Cabinet Rear assy (500) Mechanism Deck qa 5 qg Lid assy (500), cassette 6 Flexible doard (CN201)Cabinet (front) assy (500) 2 Screws (B1.7 x 9) 3 Screws (1.7 x 16) 4 Claws 8 Strap, hand 1 Foot (B) 7 Cabinet rear assy (500) 0 Screw (B1.7 x 3) 9 Flexible board (CN401) Returning lever Note on Assembling "Lid Assy (500), Cassette" On assembling the lid assy (500), cassette, insert the one side of the l id spring to the hole on the lid assy, and fit the other side to the cabinet (front) assy (500) as shown in the figure. qs Remove the "lid assy (500), cassette" while pushing the pivot with a phillips-head screwdriver or the like. qd Remove the returning lever from the pivot of the "lid assy (500), cassette" while inserting a screwdriver between the "lid assy (500), cassette" and the returning lever. qf Remove the "lid assy (500), cassette" while pushing the pivot with a phillips- head screwdriver or the like.