Sony MZ-E800 service manual Table of Contents, Diagrams, Exploded Views Electrical Parts List

	TABLE OF CONTENTS
1.	SERVICING NOTES	3
2.	GENERAL	6
3.	DISASSEMBLY	7
4.	TEST MODE	12
5.	ELECTRICAL ADJUSTMENTS	17

6.DIAGRAMS

6-1. Block Diagram –MAIN Section (1/2) –		21
6-2. Block Diagram –MAIN Section (2/2) –		23
6-3. Block Diagram –DISPLAY/KEY CONTROL/
	POWER SUPPLY Section –	25
6-4.	Printed Wiring Board	27
6-5. Schematic Diagram –MAIN Board (1/4) –		29
6-6. Schematic Diagram –MAIN Board (2/4) –		31
6-7. Schematic Diagram –MAIN Board (3/4) –		33
6-8. Schematic Diagram –MAIN Board (4/4) –		35
6-9. IC Pin Function Description		40
7.	EXPLODED VIEWS	47
8.	ELECTRICAL PARTS LIST	50

Features

•Compact body with newly developed head-loading system.

Insert or eject an MD with the slightest touch of a finger.

•Simple-to-charge folding standup battery charger

Insert the MD player into the folding standup battery charger for simple, one- step charging. By connecting an optional car battery cord to the battery charger, you can listen to the player in the car without worrying about battery rundown.

•LCD display built into player for easy viewing in the car

An easy-to-see LCD display built into the player allows you to monitor track numbers when the remote control display is out of view.

•Personalized sound through Digital Sound Preset functions

You can store two sets of sound quality adjustments (made during playback) to two switches.

•Small body almost the size of a MiniDisc jacket

•Low power-consumption design for extended battery life.

•Easy-to-operate earphones remote control with backlit LCD

•Shock-resistant memory offsets up to 40 seconds of optical read errors.

CAUTION

Use of controls or adjustments or performance of procedures other than those specified herein may result in hazardous ra- diation exposure.

Notes on chip component replacement

•Never reuse a disconnected chip component.

•Notice that the minus side of a tantalum capacitor may be dam- aged by heat.

Flexible Circuit Board Repairing

•Keep the temperature of the soldering iron around 270 ˚C dur- ing repairing.

•Do not touch the soldering iron on the same conductor of the circuit board (within 3 times).

•Be careful not to apply force on the conductor when soldering or unsoldering.

SAFETY-RELATED COMPONENT WARNING!!

COMPONENTS IDENTIFIED BY MARK 0 OR DOTTED LINE WITH MARK 0 ON THE SCHEMATIC DIAGRAMS

AND IN THE PARTS LIST ARE CRITICAL TO SAFE OPERATION. REPLACE THESE COMPONENTS WITH SONY PARTS WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUB- LISHED BY SONY.

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