Pioneer PD-4050 Service Manual

© <riw the sereicing these models, please refer to the following service ruiarsisai.
o PD-7050/KU, KC, HEM, HB, SD types and PD-7050-S/HEM type; ARP1331
o PD-6050/KU, KC, HEM, HB, SD, SD/G types and PD-6050-S/HEM type; ARP1329
o PD-5050/HEM, HBtypesand PD-5050-S/HEM type;ARP1330
e PD-40S0/KU, KC, HEM, HB, HP, SD, SD/G types and PD-405G-S/HEM, HB types; ARP1332
CONTENTS
1. IC DATA 2
2. OPTICAL PATH IN THE PICK-UP 8
3. BLOCK DIAGRAM 11
4. CIRCUIT DESCRIPTIONS . 13
PIONEER ELECTRONIC CORPORATION 4-1, Meguro 1 -Chome, Meguro-ku, Tokyo 153, Japan
PIONEER ELECTRONICS SERVICE INC. P.O. Box 1760, Long Beach, California 90801 U.S.A.
PIONEER ELECTRONICS OF CANADA, INC. 505 Cochrane Drive, Markham, Ontario L3R 6B8 Canada TEL: [416] 479-4411
PIONEER ELECTRONIC [EUROPE] N.V. Keetberglaan 1, 2740 Beveren, Belgium TEL: 03/775 -28-08
PIONEER ELECTRONICS AUSTRALIA PTY. LTD. 178-184 Boundary Road, Braeside, Victoria 3195, Australia TEL: [03] 580-9911
MT ©MAR. 1987 Printed in Japan

Pioneer PD-4050 Specifications

General

Brand	Pioneer
Model	PD-4050
Category	CD Player
Language	English

Summary

IC Data

PD3091A IC Data

Pinout and description for PD3091A IC.

PD3092A IC Data

Pinout and description for PD3092A IC.

PD3093A IC Data

Pinout and description for PD3093A IC.

Circuit Descriptions

Accurate Focus Servo System

Details the circuitry for the accurate focus servo system.

IC Descriptions

CXA1082AS IC Details

Detailed description and pinout for the CXA1082AS IC.

CXA1081S RF Amplifier

Tracking and Carriage Servo System

Carriage Servo System