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TCM-22DV Section General, Built-in mic VOL BATT z REC, B Play, x STOP, Rec Time, Pause
Models:
TCM-21DV
TCM-20DV
TCM-22DV
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3
16
16
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Specification
Install
Parts list
TCM-20DV/21DV/22DV/23DV SECTION DIAGRAMS
Notes on chip component replacement
Section Disassembly
Section Mechanical Adjustments
Service Manual
Page 3
Image 3
SECTION 2
GENERAL
• Location of Controls
EAR
MIC
VOR
Built-in
mic
VOL
BATT
z
REC
This section is extracted from instruction manual.
B
PLAY
x
STOP
REC TIME
m
REW/
REVIEW
SPEED CONTROL
PAUSE
.
M
FF/CUE
DC IN 3 V
– 3 –
Page 2
Page 4
Page 3
Image 3
Page 2
Page 4
Contents
US Model
Supplied accessories
SERVICE MANUAL
TCM-20DV/21DV/ 22DV/23DV
Flexible Circuit Board Repairing
SECTION SERVICING NOTES
DISASSEMBLY
ELECTRICAL ADJUSTMENTS
x STOP
SECTION GENERAL
Built-in mic VOL BATT z REC
B PLAY
3 four claws
SECTION DISASSEMBLY
CABINET REAR, CASSETTE LID
7 boss
BELT
MAIN BOARD, MECHANISM DECK MT-20DV-118
On installation MAIN board, adjust to the S101 and the S102
INSTALLATION MAIN BOARD
SECTION MECHANICAL ADJUSTMENTS
Torque Measurement
Tape Tension Measurement
PAUSE . switch S105 OFF
SECTION ELECTRICAL ADJUSTMENTS
Setting
Tape Speed Adjustment
6-1. BLOCK DIAGRAM
TCM-20DV/21DV/22DV/23DV SECTION DIAGRAMS
Semiconductor Location
TCM-20DV/21DV/22DV/23DV
6-3. SCHEMATIC DIAGRAM See page 15 for IC Block Diagram
Note on Schematic Diagram
TCM-20DV/21DV/22DV/23DV
SP901
SECTION EXPLODED VIEWS
IC Block Diagram
IC101 LA4168ML-TE-L
HRP901
2 MECHANISM DECK SECTION-1 MT-20DV-118
HE901
M901
3 MECHANISM DECK SECTION-2 MT-20DV-118 110
Ne les remplacer que par une pièce portant le numéro spécifié
SECTION ELECTRICAL PARTS LIST
MAIN
All resistors are in ohms. METAL Metal-film resistor
Sony Corporation
TCM-20DV/21DV/22DV/23DV MAIN SW