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Sanyo DC-DA1100 Service Manual

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Service Manual
CD
Contents
Laser beam safety precaution .......................................... 1
Tape adjustments ............................................................ 1
Tuner adjustments ........................................................... 2
CD pick-up maintenance .................................................. 2
Exploded view .................................................................. 3
Parts list ........................................................................... 4
IC block diagram & description ........................................ 7
LCD display description ................................................... 13
Schematic diagram
(FRONT) ....................................................................... 14
(CD) ............................................................................... 16
This service manual consists of "DC-DA1100U/AU" (Main unit : 129 693 04) and
"SX-DA1100/AU" (Speaker system : 165 104 00).
Micro Component System
(TUNER) ....................................................................... 20
(AMPLIFIER) ................................................................. 24
Wiring diagram
(FRONT & CD) .............................................................. 18
(TUNER) ....................................................................... 22
(AMPLIFIER) ................................................................. 26
(POWER TRANSFORMER) ......................................... 28
(KEY)............................................................................. 28
Wiring connection ............................................................ 29
FILE NO.
DC-DA1100
(AU)
PRODUCT CODE No.
129 694 04
SM
REFERENCE No.
5810602

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  Summary of Contents for Sanyo DC-DA1100

  • Page 1: Table Of Contents

    FILE NO. Service Manual Micro Component System DC-DA1100 (AU) Contents PRODUCT CODE No. 129 694 04 Laser beam safety precaution .......... 1 (TUNER) ............... 20 Tape adjustments ............1 (AMPLIFIER) ..............24 Tuner adjustments ............2 Wiring diagram CD pick-up maintenance ..........2 (FRONT &...
  • Page 2: Laser Beam Safety Precaution

    LASER BEAM SAFETY PRECAUTION • Pick-up that emits a laser beam is used in this CD player section. CAUTION : THIS PRODUCT CONTAINS A LOW POWER LASER DEVICE, TO ENSURE CONTINUED SAFETY DO NOT REMOVE ANY COVERS OR ATTEMPT TO GAIN ACCESS TO THE INSIDE OF THE PRODUCT.
  • Page 3: Tuner Adjustments

    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 4: Exploded View

    EXPLODED VIEW - 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 REF.NO. PART NO. DESCRIPTION REF.NO. PART NO. DESCRIPTION D6951 407 235 7406 LED LT7V34-81-URC1,LCD-LIGHT S6005 614 240 1002 SWITCH,TACT D6952 407 235 7406 LED LT7V34-81-URC1, 645 006 5958 SWITCH,PUSH 1P-1T FRONT-LIGHT 614 220 5471 SWITCH,TACT IC601 410 517 4208 IC LC72338-9C41-E,MICON 645 048 3820 SWITCH,PUSH L6900 645 001 4550 INDUCTOR,10U K...
  • Page 7 PARTS LIST REF.NO. PART NO. DESCRIPTION REF.NO. PART NO. DESCRIPTION IC446 409 039 9204 IC NJM78L05A Q2003 405 017 9709 TR 2SC3330-U 405 017 9600 TR 2SC3330-T L4780 645 002 1459 INDUCTOR,22U K 405 011 8609 TR 2SC1740S-S L4781 645 002 1459 INDUCTOR,22U K 405 011 8500 TR 2SC1740S-R L4881 645 002 1459 INDUCTOR,22U K...
  • Page 8: Ic Block Diagram & Description

    PARTS LIST TAPE MECHANISM REF.NO. PART NO. DESCRIPTION 645 009 1766 RF BELT REF.NO. PART NO. DESCRIPTION 645 033 3415 MAIN BELT 614 309 7976 ASSY,MECHA,TM-DA70TN-SH 645 041 3025 R.P HEAD 614 312 0629 ASSY,MOTOR,FOR SERVICE 645 033 8625 E HEAD 6PA 645 009 1612 PINCH ROLLER ARM ASSY IC BLOCK DIAGRAM &...
  • Page 9 IC BLOCK DIAGRAM & DESCRIPTION IC102 LC78629E (DSP for a CD Player) TST11 TEST2 TEST4 EFMO PDO ISET FR TEST1 TEST3 TEST5 VDD3V 59 64 11 32 33 62 RAM Address Slice level 8bits DEFI VCO Clock Oscillator Generatorl Control &...
  • Page 10 IC BLOCK DIAGRAM & DESCRIPTION IC103 MM1469XH (CD Driver) D.BUF D.BUF D.BUF D.BUF DRIVER MUTE T.S.D D.BUF D.BUF D.BUF D.BUF 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 IC201 LA1186N-AUDIO (FM Front End) IC410 BA3314F (Dula Preamplifier with ALC Detector)
  • Page 11 IC BLOCK DIAGRAM & DESCRIPTION IC601 IC LC72338-9C41-E (Single-Chip PLL + Controller) DIVIDER REFERENCE DIVIDER SELECTER 77 E01 PHASE DETECTOR XOUT COM1 COMMON COM2 DRIVER COM3 UNLOCK 1 / 16,1 / 17 FMIN PROGRAMMABLE DIVIDER Vdd1 Vdd2 AMIN SNSFF LCDA/B LATCH V-DET 1 / 2...
  • Page 12 IC BLOCK DIAGRAM & DESCRIPTION IC601 IC LC72338-9C41-E (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 LC72338-9C41-E (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

    IC BLOCK DIAGRAM & DESCRIPTION IC411 LC75342M (Function SW / Electric Volume IC412 TA8229K (Power Amplifier) / 2 Band Equalizer) VCC2 VCC1 LSELO LIN LTRE LBASS1 LBASS2 LOUT B.S.1 IN-1 OUT-1 Ch-1 TEST LVref CONTROL CIRCUIT BIAS CIRCUIT RIPPLE POWER THERMAL CUT-OFF TERMINAL LOGIC...