Sony tc ex 7 service manual

Page 1

TC-EX7 5x10

SERVICE MANUAL AEP Model

UK Model

TC-EX7/EX1 0

E Model
Australian Model

TC-EX 10

TC

in MHC-EX71 .
TC»EX10 is cassette deck PhOto ' TOE) 0

section in MHC-EXSAV/EXIOAV.

Dolby noise reduction and HX Pro headroom extension
manufactured under license from Dolby Laboratories Licensing
Corporation. HX Pro originated by Bang & Olut'seni Tape Transport Machanism DECK A TCM~190RA12CL

Model Name Using Similar Mechanism TC-A590

"DOLBY", the double-D symbol III and "Ex PRO" are trademarks Type DECK B TCM-190RB12CL
of Dolby Laboratories Licensing Corporation

SPECIFICATIONS

Stereo cassette deck
Recording system
4-track Z-channel stereo
Frequency response
(DOLBY NR OFF)
40 - 13,000 Hz (:3 dB),
using Sony TYPE I cassette
40 - 14,000 Hz (:3 dB),
using Sony TYPE II cassette
40 - 15,000 Hz (2 3 dB),
using Sony TYPE IV cassette
Wow and flutter
0.1% wms:o.3% (DIN)
Dimensions
Approx 280 x 125 x 285 mm (w/ h/ d)
(111/8 x 5 x 11 1/4 inches)
Mass Approx. 30 kg (6 1b 10 oz)

STEREO CASSETTE DECK
S ONE

Page 2

TABLE OF CONTENTS

Section Title Page

. GENERAL

. ADJUSTMENTS
Z-lt Mechanical Adjustments
2-2, Electrical Adjustments ~~~~~

. EXPLANATION OF Ic TERMINALS ---------------------- 8

. DIAGRAMS
4-]. Block Diagramm
4-2, Printed Wiring Boards
43. Schematic Diagram

~11
'15
'19

. EXPLODED VIEWS
5-1. Chassis Section -----
5~2t Front Panel Section ~
5-3r Mechanism Seotion-l-~
5-4. Mechanism Section~2~~

24
25
~26
'27

. ELECTRICAL PARTS LIST ................................... 23

0 Power supply method usIng Jig

SAFETY-RELATED COMPONENT WARNING II

COMPONENTS IDENTIFIED BY MARK A 0R DOTIED
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 NOTE
. POWER SUPPLIED WHILE SERVICING

This unit does not work independently because of not having

the power supply
It must be unite together with the other units when repaired.

Connect the set and iig as shown in the diagram below and turn on the power switch.

Extension Board Jig

7 I
9 Set

PFJ-1
(Power SuppIyJig) (Part NO : J-2501<073-A)
O
GDP/TC l7pin
mm o
O mew