Sharp CD-E700 User Manual

CD-E700/CD-E77
No. S1301CDE700//
CONTENTS
Page
IMPORTANT SERVICE NOTES (FOR U.S.A. ONLY)....................................................................................................... 2
SPECIFICATIONS ............................................................................................................................................................. 3
NAMES OF PARTS ........................................................................................................................................................... 4
DISASSEMBLY.................................................................................................................................................................. 6
REMOVING AND REINSTALLING THE MAIN PARTS..................................................................................................... 9
ADJUSTMENT ................................................................................................................................................................. 10
NOTES ON SCHEMATIC DIAGRAM .............................................................................................................................. 14
TYPES OF TRANSISTOR AND LED............................................................................................................................... 14
BLOCK DIAGRAM ........................................................................................................................................................... 15
SCHEMATIC DIAGRAM / WIRING SIDE OF P.W.BOARD............................................................................................. 18
VOLTAGE ........................................................................................................................................................................ 35
WAVEFORMS OF CD CIRCUIT...................................................................................................................................... 36
TROUBLESHOOTING ..................................................................................................................................................... 37
FUNCTION TABLE OF IC................................................................................................................................................ 41
FL DISPLAY..................................................................................................................................................................... 47
REPLACEMENT PARTS LIST/EXPLODED VIEW
PACKING OF THE SET (FOR U.S.A. ONLY)
SERVICE MANUAL
This document has been published to be used
for after sales service only.
The contents are subject to change without notice.
SHARP CORPORATION
• In the interests of user-safety the set should be restored to its
original condition and only parts identical to those specified be
used.
Illustration: CD-E700/CD-E77
MINI COMPONENT SYSTEM
MODEL CD-E700
CD-E700 Mini Component System consisting of CD-E700
(main unit) and CP-E700 (speaker system).
MINI COMPONENT SYSTEM
MODEL CD-E77
CD-E77 Mini Component System consisting of CD-E77 (main
unit) and CP-E77 (speaker system).

Sharp CD-E700 Specifications

General

Brand	Sharp
Model	CD-E700
Category	Stereo System
Language	English

Summary

Important Service Notes for USA

Product Specifications

Names of Parts

Front Panel Controls and Indicators

Identifies buttons and indicators on the front panel of the system.

Rear Panel Connections

Identifies input/output jacks and terminals on the rear panel.

Remote Control Functions

Remote Control Transmitter Layout

Diagram showing the layout and numbering of remote control buttons.

Disassembly Procedures

Tape Mechanism Section

Removing Tape 2 Record/Playback and Erase Heads

Procedure for removing the record/playback and erase heads for Tape 2.

Removing Tape 1 Playback Head

Procedure for removing the playback head for Tape 1.

Removing Pinch Roller (Tape 1/2)

Steps to remove the pinch roller for Tape 1 and Tape 2.

Removing Tape 2 Belts

Procedure for removing the main and FF/REW belts for Tape 2.

Removing Tape 1 Belts

Procedure for removing the main and FF/REW belts for Tape 1.

Removing Tape Mechanism Motor

Steps to remove the motor from the tape mechanism.

CD Mechanism Section

Removing CD Loading Motor

Procedure for removing the loading motor from the CD mechanism.

Removing CD Pickup Unit

Steps to remove the pickup unit, gear, and shaft from the CD mechanism.

Mechanism Adjustment

Tape Speed Adjustment

Details for adjusting tape speed, including test tape and setting points.

Tape Mechanism Torque Check

Specifications for checking torque on the tape mechanism during play and rewind.

Tuner Section

AM IF/RF Adjustment Points

Test stages, frequencies, and instrument connection points for AM IF and RF.

FM RF Adjustment Points

Test stages, frequencies, and instrument connection points for FM RF.

FM IF Adjustment Points

Test stages, frequencies, and instrument connection points for FM IF.

CD Section Adjustment

Test Mode Operations

CD Operation Test Mode

Flowchart and instructions for performing the CD operation test mode.

Error Message Specifications

CD Error Codes

Specifications for CD pickup mechanism, changer, and DSP errors.

Tuner Error Codes

Specifications for tuner PLL unlock error.

Speaker Abnormal and +B Protection Display

How to check speaker abnormal detection and +B PROTECTION status.

Preparation for Unit Transportation

Notes on Schematic Diagram

Transistor and LED Types

Block Diagram - Part 1

Block Diagram - Part 2

Block Diagram - Part 3

Schematic Diagram - Sheet 1

Schematic Diagram - Sheet 2

Schematic Diagram - Sheet 3

Schematic Diagram - Sheet 4

Schematic Diagram - Sheet 5

Schematic Diagram - Sheet 6

Schematic Diagram - Sheet 7

Schematic Diagram - Sheet 8

Schematic Diagram - Sheet 9

Schematic Diagram - Sheet 10

PWB Wiring Diagram - Sheet 1

PWB Wiring Diagram - Sheet 2

PWB Wiring Diagram - Sheet 3

PWB Wiring Diagram - Sheet 4

PWB Wiring Diagram - Sheet 5

PWB Wiring Diagram - Sheet 6

PWB Wiring Diagram - Sheet 7

Voltage Measurements

CD Circuit Waveforms

Troubleshooting Guide

CD Section Not Functioning

Troubleshooting steps for when the CD section does not operate.

CD Lens Cleaning Procedure

Instructions for using a CD lens cleaner disc for maintenance.

CD Playback Issues

Troubleshooting steps when a CD cannot be played, including error codes.

Troubleshooting: Focus-HF System Check

Troubleshooting: Tracking System Check

Troubleshooting: Spin System Check

Troubleshooting: PLL System Check

Troubleshooting: Other Issues

Function Table for IC1 (CD Servo)

Function Table for IC1 (CD Servo) - Part 2

Block Diagram of IC1 (CD Servo)

Block Diagram of IC601 (Audio Processor)

Function Table for IC701 (System Microcomputer) - Part 1

Function Table for IC701 (System Microcomputer) - Part 2

FL Display Grid Assignment and Anode Connection

Ordering Replacement Parts

Capacitor and Resistor Parts Code Explanation

CD Mechanism Exploded View

Cabinet Exploded View - Part 1

Cabinet Exploded View - Part 2

Speaker Exploded View

Packing Instructions for USA