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TC-SD1
AEP Model
UK Model
E Model
SERVICE MANUAL
STEREO CASSETTE DECK
MICROFILM
Manufactured under license from Dolby Laboratories
Licensing Corporation.
"DOLBY" and the double-D symbol
aare trademarks
of Dolby Laboratories Licensing Corporation.
Model Name Using Similar Mechanism
TC-PX100
Tape Transport Mechanism Type
TCM-ACLM572
SPECIFICATIONS


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SAFETY-RELATED COMPONENT WARNING!!
COMPONENTS IDENTIFIED BY MARK
! OR DOTTED LINE WITH
MARK
! 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
PUBLISHED BY SONY.
TABLE OF CONTENTS
1. GENERAL ·········································································· 3
2. DISASSEMBLY
2-1.
Case, Front Panel ································································ 4
2-2.
Mechanism Deck (TCM-ACLM572) ································· 5
2-3.
Control Board, Dolby Board ·············································· 5
2-4.
Power Trans Board, AC Select SW Board, Power Board ··· 6
2-5.
Tray Assembly ···································································· 6
2-6.
Mechanism Chassis Block ·················································· 7
2-7.
Capstan Reel Motor (M902) ··············································· 7
3. DIAGRAMS
3-1.
Circuit Boards Location ····················································· 8
3-2.
Schematic diagram -- Display Section -- ························· 9
3-3.
Printed Wiring Board -- Display Section -- ··················· 11
3-4.
Printed Wiring Board -- Main Section -- ······················· 16
3-5.
Schematic Diagram -- Main Section -- ·························· 21
3-6.
IC Block Diagrams ··························································· 25
3-7.
IC Pin Function Description ············································· 27
4. MECHANICAL ADJUSTMENT ································ 29
5. ELECTRICAL ADJUSTMENT ·································· 29
6. EXPLODED VIEWS
6-1.
Case, Front Panel Section ················································· 33
6-2.
Chassis Section ································································· 34
6-3.
Mechanism Deck Section-1 (TCM-ACLM572) ·············· 35
6-4.
Mechanism Deck Section-2 (TCM-ACLM572) ·············· 36
6-5.
Mechanism Deck Section-3 (TCM-ACLM572) ·············· 37
7. ELECTRICAL PARTS LIST ······································· 38


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SECTION 1
GENERAL
This section is extracted
from instruction manual.


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SECTION 2
DISASSEMBLY
Note :
Follow the disassembly procedure in the numerical order given.
2-1.
CASE, FRONT PANEL
2 Two screws,
case stopper
8 Front panel
1 Two screws,
case stopper
7 Two screws
(+B 2.6
× 8)
6 Loading panel
5 Slide the tray.
(Remove the connector from M901, supply the 6 V
power from an external regulated power supply to
pin-5 and pin-6 of CN05.)
4 Case
3 Screw (+B 2.6
× 8)
CN05
M901
Pin-5`
Pin-6 '
Regulated DC
power supply
Connector
Connector
Rear side
Pin-1
Pin-6
CN05
1
6
+
­


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2-2.
MECHANISM DECK (TCM-ACLM572)
2-3.
CONTROL BOARD, DOLBY BOARD
2 Connector
3 Connector
4 Connector
5 Mechanism deck (TCM-ACLM572)
1 Four screws
(+B 3
× 10)
2 Two screws
(+B 2.6
× 8)
1 Two connectors
4 CONTROL board
3 Two screws
(+B 2.6
× 8)
7 DOLBY board
6 Four screws
(+B 2.6
× 8)
5 Connector
Harness
Clamper
Harness
Precaution for assembling :
Fix the harness with the clamper.