Sanyo MCD-ZX700F - User Manual

Service Manual
FILE NO.
REFERENCE No. SM5810290
CD Portable Radio
Cassette Recorder
MCD-ZX700F
(XE)
PRODUCT CODE No.
164 081 00
CONTENTS
Specification ..................................................................... 1
Laser beam safety precaution .......................................... 1
Tuner Adjustment ............................................................. 2
Tape Deck Adjustment ..................................................... 3
IC Block Diagram & Description ....................................... 3,7
Exploded View (Cabinet & Chassis) ................................ 4
Parts List .......................................................................... 5
Exploded View & Parts List(Tape Deck) ......................... 7
Wiring Connection ............................................................ 11
Schematic Diagram (Micom) ............................................ 12
Schematic Diagram (CD) ................................................. 14
Schematic Diagram (Radio) ............................................. 16
Schematic Diagram (Audio) ............................................. 18
Wiring Diagram (CD Main/Amp/Tu) ............................... 20
Wiring Diagram (Rectifier, Display, Power) .................... 21

Sanyo MCD-ZX700F Specifications

General

Brand	Sanyo
Model	MCD-ZX700F
Mega Bass	Yes
Power Source	AC
Headphones	Yes
Speakers	2
Additional Features	Radio

Summary

Specifications

CD Changer Section

Details of the CD playback mechanism and performance.

General Section

General performance characteristics like output power and dimensions.

Radio

Radio reception frequencies and bands.

Cassette Deck

Cassette tape playback specifications.

Laser Beam Safety Precaution

Important safety warnings and guidelines for laser usage.

Tuner Adjustments

AM Adjustment

Procedures for adjusting the AM tuning and tracking.

FM Adjustment

Procedures for adjusting FM tuning and tracking.

Tape Deck Adjustments

Head Replacement

Steps for replacing tape heads and initial precautions.

Head Azimuth Adjustment

Procedure for aligning tape head azimuth for optimal playback.

AC Bias Frequency Adjustment

Method for adjusting AC bias frequency for tape recording.

Motor Speed Adjustment

Steps to adjust motor speed for consistent tape playback.

Mechanism Torques and Tension

Checking and measuring tape mechanism torques and tension.

IC Block Diagram and Description - CD Driver

IC903 LA6541 D (CD Driver)

Block diagram and pin description for the CD driver IC.

Exploded View - Cabinet and Chassis

Parts List

Packing and Accessories

List of included accessories and packing materials.

Cabinet and Chassis Parts

Components related to the unit's physical structure.

Power P.W. Board Assy

Parts for the power supply printed wiring board.

Display P.W. Board Assy

Components for the display printed wiring board.

Fixing Parts

Fasteners and small hardware components.

Exploded View & Parts List - Tape Deck

IC Block Diagram and Description - Tuner;Regulator

IC101 LC72131 (PLL)

Block diagram and pinout for the PLL IC.

IC402 S-81256 G (Voltage Regulator)

Block diagram and function of the voltage regulator IC.

IC Block Diagram and Description - Signal Processor;Amp;Equalizer

IC902 LC78622 E (Digital Signal Processor)

Block diagram and pin details for the digital signal processor.

IC301 LA4227 (Power Amp)

Block diagram and pinout for the audio power amplifier IC.

IC501 LC75342 (2 Band Equalizer)

Block diagram and pin description for the equalizer IC.

IC Block Diagram and Description - Servo Signal Processor

IC901 LA9241 M (Servo Signal Processor)

Block diagram and pinout for the servo signal processor IC.

Wiring Connection Diagram

Schematic Diagram - Display Section

Schematic Diagram - CD Section

Schematic Diagram - Tuner Section

Schematic Diagram - Main Section

Wiring Diagram - CD Main;Amp;Tuner Board

Wiring Diagram - Rectifier, Display, Power