Sanyo DC-DA370 - Manual

Sanyo DC-DA370

Sanyo DC-DA370 – Manual, read for free online in PDF format. We hope this helps you resolve any issues you may have. If you have further questions, please contact us through the contact form.

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Table of Contents:

  • Page 2 – SPECIFICATIONS; Specifications subject to change without notice.; CD player; semiconductor laser; SYSTEM CONNECTIONS
  • Page 3 – LASER BEAM SAFETY PRECAUTION; • Pick-up that emits a laser beam is used in this CD player section.; CD PICK-UP MAINTENANCE; Cotton swab is wrapped with Cleaning paper.; CD PLAYER ADJUSTMENTS; m o d e , t h e n c o n f i r m t h a t t h e o s c i l l o s c o p e w a v e f o r m i s
  • Page 4 – OSCILLOSCOPE; TAPE ADJUSTMENTS; Azimuth Adjustment; Back tention
  • Page 5 – TUNER ADJUSTMENTS; Antenna
  • Page 6 – If the pointed pattern is shorted, remove the soldering first.
  • Page 8 – PARTS LIST; PRODUCT SAFETY NOTICE; CAUTION; PACKING & ACCESSORIES
  • Page 12 – TAPE MECHANISM; IC BLOCK DIAGRAM & DESCRIPTION
  • Page 13 – VCC; MUTE; IC445 MM1453XF (Q Xpander with Spread Control); PNR; VIRTUAL AUDIO
  • Page 14 – Pin Name
  • Page 16 – LCD DISPLAY DESCRIPTION
  • Page 17 – This is a basic schematic diagram.; PRODUCT SAFETY NOTICE
  • Page 21 – WIRING DIAGRAM
  • Page 22 – VOLTAGE TABLE
  • Page 23 – TRANSOSTOR
  • Page 24 – WIRING CONNECTION
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FILE NO.

Service Manual

Micro Component System

DC-DA370

(UK)

PRODUCT CODE No.
129 599 00

REFERENCE No.

SM

5810201

This service manual consists of "DC-DA370U" (Main unit : 129 598 00) and "SX-DA370"

(Speaker system : 165 027 00).

Contents

Specifications ................................................................... 1
System connection ........................................................... 1
Laser beam safety precaution .......................................... 2
CD pick-up maintenance .................................................. 2
CD player adjustments ..................................................... 2

Tape adjustments ............................................................ 3
Tuner adjustments ........................................................... 4
What to do if ..................................................................... 5
When assembling the Rack Gear and CD Lid ................. 5
When replacing LED (D6310) .......................................... 5
Exploded view
(Cabinet & Chassis) ...................................................... 6
(Tape mechanism) ........................................................ 11
Parts list
(Cabinet & Chassis) ...................................................... 7
(CD mechanism) ........................................................... 7
(Tape mechanism) ........................................................ 11

IC block diagram & description ........................................ 11

LCD display description ................................................... 15

Schematic diagram

(CD) ............................................................................... 16

(FRONT) ....................................................................... 18

(AMPLIFIER ) ................................................................ 24

(TUNER) ....................................................................... 26

Wiring diagram

(CD & FRONT) .............................................................. 20

(TUNER & AMPLIFIER ) ............................................... 22

(PRIMARY + SECONDARY POWER

TRANSFORMER AND CD LID SWITCH) .................... 28

Voltage Table ................................................................... 29

Wiring connection ............................................................ 31

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Summary

Page 2 - SPECIFICATIONS; Specifications subject to change without notice.; CD player; semiconductor laser; SYSTEM CONNECTIONS

- 1 - SPECIFICATIONS GeneralOutput power ......................... 12.5 W x 2 (at 4 ohms, 10% distortion)Inputs ..................................... VIDEO IN : 400 mV / 50k ohmsOutputs .................................. SPEAKERS : 4 ohms PHONES : 8 - 32 ohmsOPTICAL OUT:Optical Power requirements .....

Page 3 - LASER BEAM SAFETY PRECAUTION; • Pick-up that emits a laser beam is used in this CD player section.; CD PICK-UP MAINTENANCE; Cotton swab is wrapped with Cleaning paper.; CD PLAYER ADJUSTMENTS; m o d e , t h e n c o n f i r m t h a t t h e o s c i l l o s c o p e w a v e f o r m i s

- 2 - LASER BEAM SAFETY PRECAUTION • Pick-up that emits a laser beam is used in this CD player section. CAUTION : USE OF CONTROLS OR ADJUSTMENTSOR PERFORMANCE OF PROCEDURESOTHER THAN THOSE SPECIFIED HEREINMAY RESULT IN HAZARDOUS RADIATIONEXPOSURE LASER OUTPUT .......... 0.6 mW Max. (CW) WAVELENGTH ....

Page 4 - OSCILLOSCOPE; TAPE ADJUSTMENTS; Azimuth Adjustment; Back tention

- 3 - OPENING EXPANDED b a (2) Checking the "eye" pattern 1. Switch "ON" the POWER. 2. Connect an oscilloscope to TP1 (RF) and TP4 (VC). 3. Load the test disc. 4. Press the PLAY button. 5. Check to be sure that the "eye" pattern is at the center of waveform and that the diamo...

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