Sony tc v 715 t service manual

Page 1

ERVICE MANUAL AEP Model
UK Model
E Model

SPECIFICAT'ONS Model Name Using Similar Mechanism New Mechanism
Recording system Tape Transport Mechanism DECK A TCMCMAY A-5
4-track 2-channel stereo TVPB DECK B TCM-CMAY B-17
FasHonNard and rewind time

Approx. 90 sec. (with 6-60 cassette)
Bias AC bias
Signal-lo-noise ratio (NAB, at peak level)

General
Dolby NR switch _ Power requirements
Cassette OFF B'TYPE ON CTYPE 0N AEP model: 220 v AC, 50/60 Hz
TYPE IV (Sony METAL~ES) 53 dB 65 dB 71 (13 UK We 24" V 3 50/50 1
E,Saudl Arabia model:
TYPE II (Sony UXS) 57 dB 64 dB 70 dB no, 220 or 240 V AC, adjustable, 50/60 Hz
TYPE 1 (Sony HFS) 54 dB 61 dB 67 dB PM 0°"5ump°20 w
_ AC outlet unswilched, 100W max.
Total harmonic dlstortlon Dimensions AEP, Saudi Arabia model:
10% (with Sony METAL~ES cassettes) Approx 355x130x325 mm (wlhld)
(14 x 51/8 x 127/B inches)
Frequency response (DOLBY NR OFF) UK, E model:
A rox. 355x130><315 mm w/hld

TYPE IV cassette $045,000 Hz (:3 dB, DIN) pp (14 x 51/s x 12l/2 (inches)
(Sony METAL~ES) (lo-13,000 Hz (OVU recording) including projecting parts and controls
TYPE || casseite 30-14900 Hz (:3 dB, DIN) Weight Approx} 49 kg (10 lbs 13 02)

(Sony UX-S)

Supplied accessories
TYPE I cassette 30-14900 Hz (:3 dB, DIN) ,
(Sony HF-S) Audlo connecting cord (2)

Remote control cold (4»pin) (1)

Wow and llutter 0.07% WRMS (NAB)
202% W Peak (DIN)

Inputs

Line inputs Sensitivity 77.5 mV (-20 dB)
(phono jacks)

Input impedance 50kohms Dolby noise reduction manufactured under license from

Dolby Laboratories Licensing Corporation
Outputs "DOLBY" and th?~ double-D symbol DU are trademarks of
Dolby Laboratories Licensing Corporation.

Llne outputs Rated output level 0.44 V (-5 dB) at a load
(phono jacks) impedance 47 k ohms

STEREO CASSETTE DECK
ONY;

Page 2

TC-V71 5T

TABLE OF CONTENTS

Section Title

Specifications ......................
Model Identification ...................

2-li
2-2,

3-1.
3-2.

3-3,
3-4.

GENERAL

Location of Controls ...............
Connections ....................

ADJUSTMENTS

Mechanical Adjustments ............
Electrical Adjustments ..............
Record/playback Head Azimuth

Adjustment .....................
Tape Speed Adjustment .............
Playback Level Adjustment ..........
Record Bias Adjustment ............
Record Gain Adjustment ............

DIAGRAMS

Printed Wiring Boards ..............
Schematic Diagram (System Control

Section) .......................
Schematic Diagram (Audio Section) .....
Circuit Boards Location .............

EXPLODED VIEWS ...............

ELECTRICAL PARTS LIST . . r .I .....

Troubleshooting Guide .................

SA FETY-fi E LATED COMPON ENT WARNING! !

10
15
18
20
2l

27

34

COMPONENTS IDENTIFIED BY MARK A OR DOTTED
LINE WITH MARK & ON THE SCHEMATIC DIAGRAMS
AND IN THE PARTS LIST ARE CRITICAL TO SAFE

OPE RATIONi

REPLACE THESE COMPONENTS WITH

SONY PARTS WHOSE PART NUMBERS APPEAR AS
SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUB-
LISHED BY SONY.

MODEL IDENTIFICATION
- Specification Label on Jack Plate -

SONY® MODEL NO.TC-V715T

STEREO CASSETTE DECK

AEP model : 220 V ~ 50/60 Hz 20 W
UK model : 240 V ~ 50/60 Hz 20 W
E, Saudi Arabia model:
120, 220, 240 V ~ 50/60 Hz 20 W