Technics SL-PS670D

ORDER NO. MB9704076A2
Service
Manual
Compact Disc Player = Compact Disc Player
COMPACT
SL-PS670D
alise
DIGI
Colour
(K)...Black
Type
picitat
aupio
MA
AS
H*
Areas
multi-stage noise shaping i E Sisie wile arab 8 Europe.
Please file and use this manual together with the service manual
for Model No. SL-PS670A (E, EB, EG), Order No. MB9410050C2.
Note:
This service manual is provided to indicate the differences
between the original model No. SL-PS670A (E, EB, EG) and the
subsequent model No: SL-PS670D (E, EB, EG).
RAE1100Z MECHANISM SERIES
Specifications
im Audio i General
No.
of
channels
2
(left
and
right,
stereo)
Power
consumption
,
14W
Frequency
response
2
-—
20,000
Hz,
+
0.5
dB
Power
supply
AC
50
Hz,
230
-—
240
V
Output
voltage
2
V
(at
0
dB)
Dimensions
(W
x
H
x
D)
430
x
114x290
mm
Dynamic
range
98
dB
Weight
4.0
kg
S/N
107 dB
Harmonic distortion 0.002% (1 kHz, 0 dB) Note:
Total
harmonic
distortion
0.0027%
(1
kHz,
0
dB)
Specifications
are
subject
to
change
without
notice.
Wow
and
flutter
Below
measurable
limit
Weight
and
dimensions
are
approximate.
DA converter MASH (1 bit)
Output
impedance
600
Q
For
United
Kingdom
only:
Load
impedance
More
than
10
k2
This
apparatus
was
produced
to
BS
800.
Headphone output level 15 mW max. 32 Q (adjustable)
@ Pickup
*
Wavelength
aan
@
MASH
is
a
trademark
of
NTT.
Laser Power No hazardous radiation is emitted
(with safety protection)
A WARNING
This
service
information
is
designed
for
experienced
repair
technicians
only
and
is
not
designed
for
use
by
the
general
public.
It
does
not
contain
warnings
or
cautions
to
advise
non-technical
individuals
of
potential
dangers
in
attempting
to
service
a
product.
Products
powered
by
electricity
should
be
serviced
or
repaired
only
by
experienced
professional
technicians.
Any
attempt
to
service
or
repair
the
product
or
products
dealt
with
in
this
service
information
by
anyone
else
could
result
in
serious
injury
or
death.
Technics
© 1997 Matsushita Electric Industrial Co., Ltd.
All rights reserved. Unauthorized copying and
distribution is a violation of law.

Technics SL-PS670D Specifications

General

Type	CD Player
Frequency Response	2 Hz - 20 kHz
Output Level/Voltage	2.0 V
Digital outputs	Optical
Channels	2
Disc format	CD

Summary

Schematic Diagrams

Main Circuit Schematics

Electrical schematics for the main circuit sections of the CD player.

Printed Circuit Board Layouts

Main PCB Layout

Visual layout of components on the main printed circuit board.

Safety and Handling Precautions

Traverse Deck Handling

Guidelines for handling the traverse deck to prevent static discharge.

Laser Diode Safety

Critical safety instructions regarding laser diode operation and precautions.

AC Mains Lead Precautions

UK Plug Safety and Fuse Replacement

Safety instructions for the UK mains plug, including fuse replacement.

Mains Wiring Color Code

Guidelines for connecting mains lead wires based on color coding.

Front Panel Controls Overview

Button and Indicator Functions

Basic Operation Guide

Disc Playback and Stopping

Step-by-step guide on playing discs, stopping, and temporarily pausing.

Listening with Headphones

Operation Checks and Component Replacement

PCB Checking Procedures

Procedures for checking the operation of main, operation, and headphone jack PCBs.

PCB Checking Procedures (Continued)

Main, Operation, and Headphones Jack PCB Checks

Detailed steps for checking the main, operation, and headphones jack PCBs.

Servo PCB Checks and Component Replacement

Servo PCB Inspection Steps

Steps for checking the servo PCB and related components.

Main Component Replacement Procedures

Traverse Unit Assembly Replacement

Detailed procedure for replacing the traverse unit assembly.

Traverse Unit Replacement Steps

Traverse Unit Disassembly Steps

Step-by-step instructions for disassembling the traverse unit.

Disc Tray Installation

Disc Tray Reassembly Procedure

Loading Mechanism and Block Diagrams

Loading Belt and Motor Replacement

System Block Diagram

Block Diagram Details

Circuit Block Diagrams

Schematic Diagrams - Optical PickupServo

Optical Pickup and Servo Circuit Schematics

Printed Circuit Board Layouts

Main and Servo PCB Layouts

Printed Circuit Board Layouts (Continued)

Detailed PCB Layouts

Wiring and Terminal Guides

Wiring Connection Diagram

IC, Transistor, and Diode Terminal Guides

Troubleshooting Procedures

No CD Playback Troubleshooting

Guide to diagnose and resolve issues with CD playback.

Disc Playback Instability Troubleshooting

Steps to troubleshoot unstable disc playback or access errors.

Automatic Adjustment and Troubleshooting Codes

Displaying Automatic Adjustment Codes

Procedure to display error codes from the self-diagnostic function.

IC Terminal Functions

IC Terminal Functions (Continued)

IC Terminal Functions (IC701, IC702)

Replacement Parts List - Core Components

Integrated Circuits, Diodes, and Transistors