Sony cdx 5470 rds service manual

Page 2

TABLE OF CONTENTS

Section M Page
Specifications .................................. 1
Servicing Notes ................................ 2
1. GENERAL

Location and Function of Controls ~~~~~~~~~~ 3

Connection 5
2. DISASSEMBLY ......................... 8
3. TEST MODE

on Section .............................. 9

Tuner Section - - -
4. ELECTRICAL ADJUSTMENTS

CD Section

Tuner Seaion ............................ 12
5. DIAGRAMS
5-1. IC Pin Description ------------------------ 14
5-2. Block Diagram ~ -
5-3. Printed Wiring Boards

- Mechanism Deck Section -- ~~~~~~~~~~~~~ 22
5-4. Schematic Diagram

- Mechanism Deck Section - ~~~~~~~~~~~~~ 25
5.5. Schematic Diagram - Main Section - ------- 30
5-6. Printed Wiring Board - Main Section - ----- 35
5-7, Printed Wiring Board - Display Section - - - 38
5-8. Schematic Diagram - Display Section - ----- 41
6. EXPLODED VIEWS -------------------- 44
7. ELECTRICAL PARTS LIST ----------- 48

SA FETY-RELATED COMPONENT WARNING! !

COMPONENTS IDENTIFIED BY MARK & 0R DOTTED
LINE WITH MARK A 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.

SERVICING NOTES

Laser Diode Properties

0 Material: GaAlAs

o Wavelength: 780 nm

0 Emission Duration: continuous

- Laser Output Power: less than 44,6 uW

This output is the value measured at a distance of
200 mm from the objective lens surface on the
Optical Pick-up Block.

CAUTION

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

NOTES ON HANDLING THE OPTICAL PICK-
UP BLOCK OR BASE UNIT

The laser diode in the optical pick-up block may
suffer electrostatic breakdown because of the poten-
tial difference generated by the charged electrostatic

' load, etc. on clothing and the human body.

During repair, pay attention to electrostatic break-
down and also use the procedure in the printed
matter which is included in the repair parts.

The flexible board is easily damaged and should be
handled with care.