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CDX-737 3 7 63 1515 0 SERVICE MANUAL US Model Canadian Model AEP Model UK Model E Model Model Name Using Similar Mechanism CD Drive Mechanism Type MG-250D-137 Optical Pick-up Name KSS-521A/J2N SPECIFICATIONS L 13942296513 COMPACT DISC CHANGER u163 MICROFILM http://www.xiaoyu163.com...
OPERATION. REPLACE THESE COMPONENTS WITH DE FONCTIONNEMENT. NE REMPLACER CES COM- SONY PARTS WHOSE PART NUMBERS APPEAR AS POSANTS QUE PAR DES PIÈCES SONY DONT LES SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUB- NUMÉROS SONT DONNÉS DANS CE MANUEL OU LISHED BY SONY.
http://www.xiaoyu163.com SECTION 1 SECTION 2 This section is extracted from SERVICING NOTES GENERAL instruction manual. 3 7 6 3 1 5 1 5 0 DISC MAGAZINE GETTING OUT PROCEDURE NOTES ON HANDLING THE OPTICAL PICK- ON THE POWER SUPPLY IS OFF UP BLOCK OR BASE UNIT Remove the CASE (LOWER) assembly beforehand The laser diode in the optical pick-up block may suffer electro-...
http://www.xiaoyu163.com SECTION 3 DISASSEMBLY 3 7 63 1515 0 Note: Follow the disassembly procedure in the numerical order given. COVER (UPPER T), FRONT PANEL ASS’Y 1 screw 1 screw (PTT2.6 × 6) (PTT2.6 × 6) 3 lever (FLT) 2 cover (upper T) 1 screw (PTT2.6 ×...
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http://www.xiaoyu163.com 3 7 63 1515 0 JACK BOARD Remove the jack board in the direction of the arrow. 1 ground point screw (PTT2.6 × 6) 2 jack board L 13942296513 MAIN BOARD 1 main flexible board (CNJ12) 6 three screws (FP) 7 main board 2 Break the soldering of motor (M104) lead.
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http://www.xiaoyu163.com 3 7 63 1515 0 ELEVATOR MOTOR ASS’Y (M104) 1 screw (PTT2 × 3) 2 bracket (EVM) 3 elevator motor ass’y (M104) L 13942296513 ESCUTCHEON 3 two claws 2 Remove the claw in the direction of the arrow A . 4 Remove the ditch in the direction of the arrow B .
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http://www.xiaoyu163.com 3 7 63 1515 0 CASE (UPPER) ASS’Y 3 Remove the edge in the direction of the arrow A . 1 three screws (PTT2 × 4) 1 two screws (PTT2 × 4) 4 Remove the case (upper) ass’y in the direction of the arrow B .
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http://www.xiaoyu163.com 3 7 63 1515 0 RF BOARD 1 OP flexible board 3 two screws (CNJ11) (PS2 × 4) 3 two screws (PS2 × 4) 7 RF board 5 connector (CNP53) 2 Break the soldering 6 Break the soldering of lead. of motor (M102) lead.
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http://www.xiaoyu163.com 3 7 63 1515 0 SW BOARD, SPINDLE MOTOR ASS’Y (M101) 8 two screws (P1.7 × 2.2) 3 spring (chucking) 6 retainer (disc) 1 screw (P2 × 2.2) 4 screw (P2 × 2.2) 5 bracket (CP) 9 Remove the spindle motor ass’y (M101) 2 SW board in the direction of the arrow.
http://www.xiaoyu163.com SECTION 4 MECHANISM DECK ASSEMBLY 3 7 63 1515 0 Note: Follow the assembly procedure in the numerical order given. OPTICAL PICK-UP COMPLETE ASS’Y 1 Move the lever (LOCK 3) in direction A , and return it a little in direction B from the position where the chuck plate is moved chuck plate down to the lower limit.
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http://www.xiaoyu163.com 3 7 63 1515 0 OPERATION CHECK 1 Confirm that the slider moves in direction C to move down the chuck plate if the gear (LOAD CAM) is rotated in direction A or the chuck plate moves up and the slider moves in direction D if the gear is rotated in direction B .
1 to 10 with the set placed vertically and horizontally respectively to confirm that the elevator shaft positions in a range between comb teeth A to B. CDX-737 L 13942296513 comb tooth at address 6 comb tooth at address 6...
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http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 • FOCUS GAIN ADJUSTMENT • When gain is lowered... (COARSE ADJUSTMENT) The set does not play because of no focus operation. This adjustment is to be performed when replacing the following •...
CDX-737 3 7 6 3 1 5 1 5 0 7-2. BLOCK DIAGRAM – MAIN Section – • SIGNAL PATH : CD PLAY DIGITAL FILTER, D/A CONVERTER, D-RAM CONTROLLER LOW-PASS FILTER IC401 IC601 D OUT DIGITAL CN901 (1/2) PCMD, BCK,...
http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 7-4. NOTE FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS Note on Printed Wiring Board: Note on Schematic Diagram: • X : parts extracted from the component side. • All capacitors are in µF unless otherwise noted. pF: µµF •...
ESPXLT ESP latch pulse signal output to the CXD2522Q (IC401) “L” active System reset signal input from the SONY bus interface (IC302) and reset signal generator (IC304) “L”: reset For several hundreds msec. after the power supply rises, “L” is input, then it changes to “H”...
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Not used (open) C.OUT Track number count signal input from the CXA1992BR (IC11) BUS.ON Bus on/off control signal input from the SONY bus interface (IC302) “H”: bus on — Not used (open) MGLK Magazine eject operation completion detect switch (SW201) input “L”: magazine detected Motor drive signal (elevator up direction) output to the elevator motor drive (IC301) ELV.F...
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DATA0 to DATA7 Two-way data bus with the S-RAM (IC502) System reset signal input from the system controller (IC201), SONY bus interface (IC302) and reset signal generator (IC304) “L”: reset For several hundreds msec. after the power supply rises, “L” is input, then it changes to “H”...
http://www.xiaoyu163.com SECTION 8 EXPLODED VIEWS 3 7 63 1515 0 NOTE: • Items marked “*” are not stocked since they • -XX and -X mean standardized parts, so they The components identified by mark 0 or dotted line with mark may have some difference from the original are seldom required for routine service.
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http://www.xiaoyu163.com 3 7 63 1515 0 (2) MECHANISM DECK SECTION-1 (MG-250D-137) L 13942296513 u163 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark X-3375-497-1 CHASSIS (U) SUB ASSY 4-965-759-01 WASHER, POLYETHYLENE 3-024-161-01 SPRING (SUT) 3-011-997-01 SPRING (STOPPER. LOWER) http://www.xiaoyu163.com...
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http://www.xiaoyu163.com 3 7 63 1515 0 (3) MECHANISM DECK SECTION-2 (MG-250D-137) M104 L 13942296513 u163 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 3-024-170-01 SPRING (SB), TENSION X-3378-136-1 CHASSIS (D.D) SUB ASSY * 102 3-024-172-01 BRACKET (EVM) M104 A-3301-123-A ELJ MOTOR ASSY (ELEVATOR) http://www.xiaoyu163.com...
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http://www.xiaoyu163.com 3 7 63 1515 0 (5) MECHANISM DECK SECTION-4 (MG-250D-137) not supplied M101 L 13942296513 not supplied M102 The components identified by Les composants identifiés par une mark 0 or dotted line with marque 0 sont critiques pour la mark 0 are critical for safety.
http://www.xiaoyu163.com SECTION 9 JACK MAIN 3 7 63 1515 0 ELECTRICAL PARTS LIST NOTE: • Due to standardization, replacements in the • Items marked “*” are not stocked since they The components identified by mark 0 or dotted line with mark parts list may be different from the parts speci- are seldom required for routine service.
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http://www.xiaoyu163.com MAIN 3 7 63 1515 0 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C642 1-163-001-11 CERAMIC CHIP 220PF R103 1-216-113-00 METAL CHIP 470K 1/10W R104 1-216-061-00 METAL CHIP 3.3K 1/10W < DIODE > R105 1-216-061-00 METAL CHIP 3.3K 1/10W...