Sony tc wr 511 service manual

Page 1

TB-W3IU/ W41 1/ WR5II/ WR570

SERVICE MANUAL

8 Model

TC-W370/W417/WR571/WR570

Canadian Model
AEP Model

UK Model

E Model

TC- W370/WR570

Photo: TC-WR570

SPECIFICATIONS d I U . S' 'l M h . TC-w320/W3208
. Mo e Name 5mg tmrar ec anism /WR520/WR520$
Recording system 4-track 2-channel stereo
Fast winding time Approx. 90 sec. (with Sony C~60 cassette) TC~W37O DECK A TCM-19OVA1 2
Bias AC bias
Signalalomoise ratio (at peak level) / W41 1 DECK B TCM 190VB12
Dolby NR switch OFF T Tape Transport TC WR51 1 DECK A TCM-190RA12
B- _ -
Cassette we 0 C Type 0 Mechanism Type DECK B TCM-190R822
Type a DECK A TCM-190RA12
(Sony METAL-SLT/S) 58 d 66 dB 73 dB TC-WR57O 2
Type II (Sony UX-S) 57 dB 65 dB 72 dB DECK B TCM'190RB1
Type l (Sony HF-S) 55 dB 63 dB 70 dB
General
Total harmonic distortion 1.0% (with Sony METAL-SLT/S cassettes) POW requ'lemems US) 03mm" "We 120V AC - 50*
Frequency response (DOLBY NR OFF) AEP. Germany model: 220V AC. 50/60Hz
UK model: 240V AC, 50/60Hz
Type IV cassette 30 - 15,000 Hz (13 dB. IEC) E model: 120. 220. 240V
(Sony METAL-SLT/S) 30 . 13,000 Hz [:3 dB OVU (-4 (13) AC adjustable. 50/60Hz
recording] Power consumption 23 W
Type ll cassette 30 . 15 H i B E Dimensions Approx. 430 x t 25 x 285 mm (w/h/d)
(Sony UX-S) 000 2 3 d 0 (17x5x1w. inches)
Ty e l cassette including projecting parts and controls
(35W Has) 30 - 14,000 Hz (:3 dB. IEC) Weight Approx. 4.5 kg (9 lbs 15 oz)
Wow and flutter 1.014% W Peak (IEC) Supplied accessory Audio connecting cords (2)
0,08% WRMS (NAB) Design and specifications subject to change without notice.
10.19% W, Peak (DIN)
Inputs Note
Line inputs Sensitivity 77.5 mv This appliance conforms with EEC Directive 87/308/EEC regarding
(phono jacks) Input impedance 47 k ohms interference suppression.
Outputs Dolby noise reduction manufactured under license from
Line outputs Rated output level 0.32 V at a load Dolby Laboratories Licensing Corporation.
(phono Jacks) t4m7pfdznce 0' "DO LBY" and the double-D symbol DC are trademarks of
0 ms Dolby Laboratories Licensing Corporation.
Load impedance Over 10 k ohms
Headphones Output level 03 mw at a load

STEREO CASSETTE DECK
S 0 NY;

Page 2

TC-W370/W411/WR51 1/WR57O

TABLE OF CONTENTS

SECTION].GENERAL~~~.--~~.-'-'---
SECTION 2. DISASSEMBLY-H~~'.t-o--»~

SECTION 3. ADJUSTMENTS
3-1. Mechanical Adjustments . ~ ' . ~ ' ' 7
3-2. Electrical Adjustments ' ~ ' - - ~ ' ~ 7
SECTION 4. DIAGRAMS
4-1. Printed Wiring Boards ~
4-2. Schematic Diagram
~System Control Section~ . . ~ . - - - ~ 17
4-3. Schematic Diagram
-AudloSection~ - - . ' . . - - ' ~ . -22
4-4. Circuit Boards Location ~ ~ . - ~ . -27
4-5. Semiconductor Lead Layouts . ~ - . - ~27
4-6. Schematic Diagram
EMD Section ..... . . . . . . ..... 27

SECTION 5. EXPLODED VIEWS
5-]. Chassis Section- - - . - . ~ ~ ~ ' ~ -30
5-2. Front Panel Sectionv ~ ~ . ' ~ ~ ' . -31
5-3. Mechanism Section 1 ~ ~ ~ ~ - . ~ . -32
5-4. Mechanism Section 2 ~ ~ ~ - - ' ~ . ~33

Section Title Page
4
5

._.
N

SECTION 6. ELECTRICAL PARTS LIST ' ' ~ ----- ~ ~ 34
MODEL IDENTIFICATION TC-Wi7?
.. . TC-W 1
(Specrflcation Label) TC»WR51 1
TC~WR57O Operating voltage (E model)

Operate the unit on either 120. 220 or 240 V AC. 50/60

Hz. Before connecting the unit to the power source.
check that the operating voltage 01 your unit is the same

8 ONYQ MEDEL NO' m as the local power line voltage,

The voltage selector is located on the rear panel. It the

selector must be reset. disconnect the AC power cord

and set the selector to the appropriate voltage.

STEREO CASSETTE DECK

VOLTAGE Selector

VOLTAGE
220v
US, Canadian model: AClZOV 60Hz 23W 240v
UK model: AC240V ~50/60Hz
Germany, AEP model: AC220-230V ~50/60Hz 120v

E model: AC120, 220, 240V ~50/60Hz 23W