Technics SL-HD301 Service Manual

SL-HD301 / SL-HD501
CONTENTS
Page
4 Befor: Repalin #-t2rs-eeci erence tears cte cee atecee epee 3
2 Precaution of Laser Diode ----------------------------------rrrrrrrre rrr 3
3 Operating Instructions -------------------------------------rnee rere 4
4 Handling Precautions for Traverse Deck ------------------------------- 5
4.1. Handling of traverse deck (optical pickup) ----------------------~ 5
4.2. Grounding for electrostatic breakdown prevention ------------ 5
5 Operation Checks and Component Replacement Procedures6
6 Error Code Display and Servo Adjustment Function ------------ 11
6.1. Error code display procedure ~-----------++-----+--7-se---2r2020 11
6.2. Servo adjustment procedure -- 41
[ORC 10) (a 12
CS 9) (a 12
7 Mesurements and Adjustments ---------------------------77------- 13
7.1. Power Supply to This Unit alone
7.2. To Check Signals ------------------1-r2erreersnreceeeecence nce esentcree econ
8 Block Diagram ~------------------------2--errree crete rc ence ence ec cree ne ences
9 Schematic Diagram Notes ------------------------2--22-eeeee eter 17
9.1. Scheamtic Diagram Notes -----------:+---+2------r22ereerreeceeereees 17
9.2. Type Illustration of IC’s, Transistors and Diodes ------------- 17
10 Schematic Diagram -------------------------------reee err eeee ener ee necne nent 18
11 Printed Circuit Board Diagram -------------------------2--2---rre rere 23
12 Wiring Connection Diagram ----------------+-----------ereeer teeter 25
13 Terminal Function Of IC's ---------------------r-sreereere ere enentet sets tters tes 26
14 Replacement Parts List
15 Loading Mechanism Parts Location --------------------+----------70+ 32
16 Cabinet parts Location ~---------------------------------rrreerretnreererees 34

Technics SL-HD301 Specifications

General

Brand	Technics
Model	SL-HD301
Category	CD Player
Language	English