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Sanyo DC-DA1000 Service Manual

Micro component system
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Service Manual
CD
Contents
Laser beam safety precaution .......................................... 1
CD pick-up maintenance .................................................. 1
Tape adjustments ............................................................ 1
Tuner adjustments ........................................................... 2
(Cabinet & Chassis) ...................................................... 3
Parts list ........................................................................... 4
IC block diagram & description ........................................ 8
LCD display description ................................................... 13
This service manual consists of "DC-DA1000U/AU" (Main unit : 129 647 05) and
"SX-DA1000/UK" (Speaker system : 165 064 00).
Micro Component System
(FRONT) ....................................................................... 14
(CD) ............................................................................... 16
(TUNER) ....................................................................... 20
(AMPLIFIER ) ................................................................ 24
(FRONT & CD) .............................................................. 18
(TUNER) ....................................................................... 22
(AMPLIFIER) ................................................................. 26
(POWER TRANSFORMER & LED) .............................. 28
Wiring connection ............................................................ 29
FILE NO.
DC-DA1000
(AU)
PRODUCT CODE No.
129 648 05
SM
REFERENCE No.
5810407

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  Summary of Contents for Sanyo DC-DA1000

  • Page 1: Table Of Contents

    FILE NO. Service Manual Micro Component System DC-DA1000 (AU) Contents PRODUCT CODE No. 129 648 05 Laser beam safety precaution .......... 1 Schematic diagram CD pick-up maintenance ..........1 (FRONT) ............... 14 Tape adjustments ............1 (CD) ................16 Tuner adjustments ............2 (TUNER) ...............
  • Page 2: Laser Beam Safety Precaution

    Clean a lens with swab of the cotton which moistened it with alcohol, cleaning paper or cleaning disc appointed. Specified cleaning disc : LC-1 (Part code : 645 026 1961 ..manufactured by SANYO.) Show a clean procedure in the following in reference by swab of cotton.
  • Page 3: Tuner Adjustments

    TUNER ADJUSTMENTS • Use a plastic screw driver for adjustments. • MODE : ST (Stereo) • Speaker impedance : 4 ohms • TUNING FM : 87.5 - 108MHz L2204 CT211 AM : 522 - 1710kHz(9kHz steps) 520 - 1710kHz(10kHz steps) TP12 S2001 R2901...
  • Page 4: Exploded View (Cabinet & Chassis)

    EXPLODED VIEW (CABINET & CHASSIS) - 3 -...
  • Page 5: Parts List

    PARTS LIST PRODUCT SAFETY NOTICE EACH PRECAUTION IN THIS MANUAL SHOULD BE FOLLOWED DURING SERVICING. COMPONENTS IDENTIFIED WITH THE IEC SYMBOL IN THE PARTS LIST AND THE SCHEMATIC DIAGRAM DESIGNATED COMPONENTS IN WHICH SAFETY AND ! ! ! PERFORMANCE CAN BE OF SPECIAL SIGNIFICANCE. WHEN REPLACING A COMPONENT IDENTIFIED BY , USE ONLY THE ! ! ! REPLACEMENT PARTS DESIGNATED, OR PARTS WITH THE SAME RATINGS OF RESISTANCE, WATTAGE OR VOLTAGE THAT...
  • Page 6 PARTS LIST FRONT P.W.BOARD ASSY REF.NO. PART NO. DESCRIPTION 645 006 5958 SWITCH,PUSH 1P-1T REF.NO. PART NO. DESCRIPTION 614 240 1002 SWITCH,TACT 614 326 8741 ASSY,PWB,FRONT(Only Initial) 614 220 5471 SWITCH,TACT BR601 614 325 3730 HOLDER,LCD,HOLDER_LCD S6500 645 057 4535 SWITCH,ROTARY(ENCODER) C6200 403 373 7001 NP-ELECT 1U M 50V SE601...
  • Page 7 PARTS LIST REF.NO. PART NO. DESCRIPTION REF.NO. PART NO. DESCRIPTION L2204 645 037 2377 TRANS,ANT,796KHZ FCL41 645 006 4760 HOLDER,FUSE L2205 645 040 2739 TRANS,OSC,796KHZ 645 031 7903 HOLDER,FUSE Q2001 405 151 4301 TR KTC3195-Y FCL42 645 006 4760 HOLDER,FUSE 405 151 4806 TR KTC3195-O 645 031 7903 HOLDER,FUSE Q2002...
  • Page 8: Exploded View & Parts List (Tape Mechanism)

    PARTS LIST POWER TRANSFORMER P.W.BOARD ASSY REF.NO. PART NO. DESCRIPTION Q4995 405 141 3703 TR KTA1271-Y REF.NO. PART NO. DESCRIPTION 405 008 2405 TR 2SB698-F 614 325 4744 ASSY,PWB,PT(Only Initial) 405 008 2504 TR 2SB698-G CN450 614 020 1215 SOCKET,2P R4752 402 071 1304 FUSIBLE RES 2.2 JA 1/4W CN451...
  • Page 9: Ic Block Diagram & Description

    IC BLOCK DIAGRAM & DESCRIPTION IC101 LA9242M-MPB ( Servo Processing for a CD Player) Vcc1 BH1 PH1 VR REF1 Vcc2 DRF CE DAT CL CLK 54 53 RF DET FIN2 FIN1 DGND INTER FACE RFS- RF Amp RFSM TESI T.SERVO & T.LOGIC SLOF TOFF SPINDLE SERVO...
  • Page 10 IC BLOCK DIAGRAM & DESCRIPTION IC201 LA1186N-AUDIO (FM Front End) Vref BUFFER RF IN IF OUT IC211 LA1844ML ( Tuner System) RF.AMP PILOT DECODER BUFF CANCEL ANTI-BIRDIE P-DET STEREO LEVEL AM/FM COMP S-CURVE BUFF PILOT 304kHz TUNING DRIVE IC410 BA3314F (Dual Preamplifier with ALC Detector) - 9 -...
  • Page 11 IC BLOCK DIAGRAM & DESCRIPTION IC601 IC LC72338-9B55 (Single-Chip PLL + Controller) DIVIDER REFERENCE DIVIDER SELECTER 77 E01 PHASE DETECTOR XOUT COM1 COMMON COM2 DRIVER COM3 UNLOCK FMIN 1 / 16,1 / 17 PROGRAMMABLE DIVIDER Vdd1 Vdd2 AMIN LCDA/B SNSFF LATCH V-DET 1 / 2...
  • Page 12 IC BLOCK DIAGRAM & DESCRIPTION IC601 IC LC72338-9B55 (Single-Chip PLL + Controller) PIn name Pin No. I/O I/O Format Functions PIn name Pin No. I/O I/O Format Functions Universal counter (freqency and period measurement) / general- Port only for key return signal input. purose input port.
  • Page 13 IC BLOCK DIAGRAM & DESCRIPTION IC601 IC LC72338-9B55 (Single-Chip PLL + Controller) PIn name Pin No. I/O I/O Format Functions PIn name Pin No. I/O I/O Format Functions LCD driver segment output, general-porpose input/output and LCD driver segment output, general-porpose input/output and serial I/O ports.
  • Page 14: Lcd Display Description

    LCD DISPLAY DESCRIPTION LCD60 T2 T4 T6 T3 T5 T7 FF FF PAD NO. IC NO. COM1 COM2 COM3 COM1 COM2 COM3 PROG. BASS MONO SURR SLEEP - 13 -...
  • Page 15: Schematic Diagram (Front)

    SCHEMATIC DIAGRAM (FRONT) EU-1 (TV) EU-2 8.2K 8.2K 8.2K OPEN 8.2K R6009 TU_+B TU_+B TU_GND TU_GND TO FMOSC TU_L TU_L TU_R TU_R R6203 R6202 TO TUNER SEC. MODEL OTHER CD RESET 1,1/8W 1,1/8W CD_RST R6115 8.2K SQOUT CLOCK CLOCK LID_SW. COIN AMOSC CQCK...
  • Page 16 SCHEMATIC DIAGRAM (CD) REST R1462 CQCK R1463 COIN R1475 SQOUT R1499 VREF Q1301 VREF 2SB810 R1465 PICK UP C1335 COMMON R1453 DT11T3CN 10;50 2.7K C1491 0.01 IC101 C1302 1000P LA9242M R1340 FIN2 EFLG DEFI R1342 SBSY S.DVCC R1337 C1451 R1454 RFVCC 6.8K C1773...
  • Page 17 WIRING DIAGRAM ( FRONT & CD ) CD P.W. BOARD FRONT P.W. BOARD S6009 S6008 S6007 S6001 SURROUND BASS SOUND MEMORY S6002 R6007 R6006 R6006 R6006 J1400 C1773 J1324 R1476 C1782 C1782 C1782 R1771 J1412 R1783 J1314 Q1401 J6101 CLOCK/TIMER C6901 J6309 C1783...
  • Page 18 SCHEMATIC DIAGRAM (TUNER) XF210 IC201 LA1186N T2001 R2007 FM 75 OHM 560K XF212 0.95 1.63 4.66 4.66 3.98 4.66 XF215 TP201 4.74 450KHz 4.90 Q2101 C2012 R2008 KRA107M 4.70 XF211 Q2001 4.87 CN203 KTC3195-O C2005 0.01 T2002 R2101 10.7MHZ 3.9K C2002 R2014 0.022...
  • Page 19: Wiring Diagram

    WIRING DIAGRAM (TUNER) S2001 R2901 CT211 R2900 R2900 R2900 D2102 MW ANT C2141 R2117 C2029 J2200 1AD4B10D1712D C2027 T002 94V-0 J2201 J2300 L2204 J2301 J2302 T2002 J2303 BAND1 Q2110 R2119 C2902 L2205 J2305 Q2101 C2131 R2105 T2001 J2102 J2202 R2127 R2129 D2004 C2108...
  • Page 20 SCHEMATIC DIAGRAM (AMPLIFIER) S4950-3 R4730 KTA1267 Q4730 C4814 R4750 R4732 R4757 0.15 5.6K 8.2K R4770 KRC102M R4749 R4731 Q4740 S4950-4 R4805 Q4751 R4748 S4950-8 2SD1012 C4912 1000P 1000P 220/25 C4705 R4756 C4805 4.7K C4701 C4723 R4761 10/25 1/50 R4705 C4743 R4716 C4751 (FUSE)
  • Page 21: (Tuner)

    WIRING DIAGRAM (AMPLIFIER) LG401 Q4902 CN441 R4914 D4982 C4906 C4982 C4982 C4982 D4980 D4983 C4921 Q4904 C4916 L4902 C4981 C4983 C4983 C4983 T2.5A L 250V D4981 C4915 J4115 C4980 C4918 J4123 FU401 PR496 J4204 PR495 C4913 1500 1250 C4811 C4804 J4113 R4804 R4804...
  • Page 22: (Power Transformer & Led)

    (6P) ORANGE CD-R/RW MECHANISM D6954 D6953 D6952 D6951 +B GND This is a basic wiring diagram. SANYO Electric Co., Ltd. This is a basic wiring diagram. Osaka, Japan Apr. / '03 Printed in Japan - 28 - - 29 -...