Sony tc h 6600 service manual

Page 1

TC-HBBOU

sritviEé MANUAL AEPMode,

UK Model

This unit is the cassette deck for the MHC-6600

Model Name Using Similar Mechanism TC-WRSZO/WR720
component system.

DECK A TCM-lQORAiSA
DECK B TCM-lQORBlZA

Tape Transport Mechanism Type

SPECIFICATIONS

Recoding system 4-track 2-channel stereo
Frequency response (DOLBY NR OFF)
40 -13,000 Hz (:3 dB)
using TYPE I cassette
(Sony HFAS)
40 ~14,000 HZ (13 63).
using TYPE ll cassette
40 -15,000 Hz (:3 (15)
using TYPE iV cassette

Wow and "we, 411% ngszogo/omm) Dolby noise reduction manutactured under license from
Inputs PHONQiPhOWiaCkS)1 Dolby Laboratories Licensing Corporation.
isfigzgzgesgfiohms 'DOLBY' and the double-D symbol Di] are trademarks of
VIDEO (phone jacks) Dolby Laboratories Licensing Corporation.

sensitivity 300 mV
impedance 47 kohms

Notes on chip component replacement
Design and specification subject to change without

notice. 0 Never reuse a disconnected chip component.

0 Notice that the minus side of a tantalum capacitor may
be damaged by heat.

Flexible Circuit Board Repairing

0 Keep the temperature of the soldering iron around
270°C during repairing.

0 Do not touch the soldering iron on the same conductor
of the circuit board (within 3 times).

0 Be careful not to apply force on the conductor when
soldering or unsoldering.

STEREO CASSETTE DECK
S 0 NY;

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TC- H6600

TABLE OF CONTENTS

Section E 123$
1. GENERAL ......................................... 3
2, DISASSEMBLY ..................................... 4
3r MECHANICAL ADJUSTMENTS ------------------- 6
4r ELECTRICAL ADJUSTMENTS ---------------------- 6
5. DIAGRAMS
5-1 1C Pin Description .......................... 10
5-2. Block Diagram .............................. 14
5-3. Printed Wiring Boards -Main Section-~m 17
54 Schematic Diagram -Main Section- ~~~~~~~ 21

5-5. Schematic Diagram

~Pin Jack Secti0n_ ........................ 26
5-8. Printed Wiring Boards
Hpin Jack Section- ........................ 31
5-7. Semiconductor Lead Layouts~~ - 34
5-8. Circuit Boards Location 34
5'9. IC Block Diagram ------- 35
. EXPLODED VIEWS
6-1. Front Panel Section-1 ~~~~~~~~~~~~~~~~~~~~~ 37
6-2. Front Panel Section-2m 38
6-3. Mechanism section-1 ~ 39
64. Mechanism section-2 ~~~~~~~~~~~~~~~ 40
. ELECTRICAL PARTS LIST --------------------- 41

Caution when repairing

Normally the power of this set is supplied from the
TA-H6600 amplifier connected. When only this set is
repaired, connect the power of 18V AC as shown in

the figure below.

ACIBV
CNJ40|

SYSTEM CONTROL 2

SAFETY-RELATED COMPONENT WARNING"

COMPONENTS IDENTIFIED BY MARK A OR DOTTED
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.

[PIN JACK BOARD] (conductor side)