Sony tc k 561s service manual

Page 1

TC-K5618 KA1ES

SERVICE MANUAL

Photo : Tc-K561S

US Model

TC-KA1ES

AEP Model

UK Model
Australian Model
E Model

TC-K561S

Dolby noise reduction and HX Pro headroom extension
manufactured under license from Dolby Laboratories Licensing
Corporation. HX Pro originated by Bang 3: Olutscn.

DOLBY, the double-D symbol DI] and HX PRO are trademarks

of Dolby Laboratories Licensing Corporation.

Model Name Using Similar Mechanism TCAK4ll/K5HS

Tape Transport Mechanism Type

TCM-I QOVBl 4

SPECIFICATIONS
Recording system 4~track 2-channel stereo Inputs
Fast winding time Approx. 90 sec. (with Sony 060 cassette) » ~ -
Bias AC bias Line inputs Suisillvliy 0.16 V
Heads Erasing head x 1 (SSzF head) (phone jacks) Input impedance 47 k 0th
Recording head X 1 (SD head)
Playback head X I (5D head)
Motors Capstan motor x 1 (DC servo motor) 0m?
Real motor X 1 (DC motor) Line outputs Rated output level gfxyahtrgsload impedance of
sw H -n '- ral' I kl n) d r vht n (Phm iaksl
"a 0 (m '0 (a Pea 9" 3" wul I Load impedance Over 10 k 0th
055 Type IV Type II Type I Headphones Out ut | Wei 1 mW at a load impedance
(Dolby NR em 61 dB 59 d5 57 dB (stereo phone jack) P L of 32 ohms
S/N ratio improvement (approximate values) General

With Dolby l3 NR on: 5 dB at] kHz; l0 dB at5 kHz

With Dolby C NR on: 15 (15 al 500 Hz; 20 dB at] kHz

With Dolby 5 NR on: 10 dB at 100 Hz; 24 dB at 1 kHz

Harmonic distortion 0.4% (with Type I, 160 nWb/m
3l5 Hz, 3rd H.D.)

1.5% (with Type IV, 250 nWb/m
315 Hz, 3rd ILDi)

Frequency response (Dolby NR off)

30 - 19,000 Hz (13 dB, IEC)

TYP 1" 55 30 -l6,00()Hz[13 dB (-4 dB recording»

Type II cassette 30 r18,000H2(13 dB, IEC)

Type I cassette 30 - 17,000 Hz (13 dB, IEC)

Type 1v : Sony Type IV (METAL)
Type 1| ; Sony Type II (HtGH)
Type I : Sony Type I (NORMAL)
Wow and flutter t 0.085% W.Ieak (IEC)
0.055% W.RMS (NAB)
1: 0.16% WPeak (DIN)

Power requirements

Power consumption
Dimensions

Mass

Supplied accessories

US model :
120 V AC. 60 Hz
AEP, German model :
220 - 230 V AC. 50/60 Hz
UK, Australian model :
240 V AC. 50/60 Hz
E model :
120, 220 or 240 V AC
adjustable, 50/60 Hz
23 W
Approx. 430 x123 x 320 mm (w/h/d)
including projecting parts and Controls
Approx. 42 kg

Audio connecting cords (2)

Design and specifications are subject to change without notice.

STEREO CASSETTE DECK

ONY;

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TABLE OF CONTENTS

Section Title Page
Specifications .............................................................. 1
1. GENERAL

Identifying the Parts on the Front Panel

2. DISASSEMBLY

2-1. Front Panel
2-2. Mechanism Deck
2.3. Hgad ..................
2-4. Fitting Base Block -
2,5. Motor .................

. ADJUSTMENTS
3-1. Mechanical Adjustments ------------------------ v -------
3-2, Electrical Adjustmean ----------------------------------

4. EXPLANATION OF IC TERMINALS ----------------------- 11

TC-KA1 ES
TC-K561 S

MODEL IDENTIFICATION

(Specification Label) I

SONYQ

STEREO CASSETTE DECK

MODEL NO- @
-_-_

US model : AC 120V~60Hz
AEP, German model : AC 220-230V~50/60Hz
UK, Australian model : AC 240V~50l60Hz
E model : AC 120, 220 or 240V
adjustable~50i60Hz

Section Title Page

5. DIAGRAMS

S-li Block Diagram ------------
5-2. Circuit Boards Location--
5~3, Printed Wiring Boards (Main Section)"
5-4. Schematic Diagram (Main Section) -----
5-5. Printed Wiring Boards (Dolby (S) Board)~
5-6i Schematic Diagram (Dolby (S) Board) ------

. EXPLODED VIEWS

6-1. Chassis Section
6-2 Front Panel Section ,.
6-3. Mechanism Section 1
6-4. Mechanism Section 2m

. ELECTRICAL PARTS LIST ----------------------------------- 31

SAFETY.RELATED COMPONENT WARNING II

COMPONENTS IDENTIFIED BY MARK A OR DOTI'ED
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.