Sony CFMD-1-J Mk2, CFMD-1 Mk2 Service manual
CFM-D1JMK2/D1MK2
SERVICE MANUAL
Ver 1.0 2002.10
SPECIFICATIONS
Frequency range
FM: Saudi Arabia : 87.5 - 107 MHz
Tourist model: 87.5 - 107 MHz
Other models: 87.5 - 108 MHz
MW: 530 - 1 605 kHz
SW1: 2.3 - 7 MHz
SW2: 7 - 22 MHz
Aerials
FM/SW: Telescopic aerial
MW: Built-in ferrite bar aerial
Recording system
2-track 1 channel mono
Frequency response
50 - 8000 Hz
Speaker
Full range: 7.7 cm (3
Outputs
Earphone jack
For 32 impedance earphone
Maximum power output
2 W
1
⁄8 inches) dia., 8,double cone type (2)
E Model
CFM-D1JMK2/D1MK2
Tourist Model
CFM-D1JMK2
Model Name Using Similar Machanism NEW
Tape Transport Mechanism Type MF-D1
Power requirements
110 - 127, 220 - 240 V AC selectable, 50/60 Hz
6 V DC, 4 R20 (size D) batteries
Power consumption
AC 6 W
Battery life
FM recording: Sony R20P: approx. 20 h
Sony alkaline LR20: approx. 48 h
Tape playback: Sony R20P: approx. 18 h
Sony alkaline LR20: approx. 30 h
Dimensions
Approx. 330 x 147 x 120 mm (w/h/d)
7
(13 x 5
⁄8 x 4 3⁄4 inches) (incl. projecting parts)
Mass (incl. batteries)
Approx. 2.2 kg (4 lb 14 oz)
Supplied accessory
Mains lead (1)
Design and specifications are subject to change without notice.
9-874-208-01
2002J0200-1
© 2002.10
RADIO CASSETTE-CORDER
Sony Corporation
Personal Audio Company
Published by Sony Engineering Corporation
CFM-D1JMK2/D1MK2
TABLE OF CONTENTS
Section Title Page
Specifications ................................................................................. 1
1 GENERAL
Location and Function of Controls ......................................... 3
2. DISASSEMDLY .................................................................... 4
3. ADJUSTMENTS
3-1. Mechanical Adjustments ................................................. 8
3-2. Electrical Adjustments ..................................................... 8
4. DIAGRAMS
4-1. Block Diagram ............................................................... 11
4-2. Schematic Diagram (1/2) ............................................... 12
4-3. Schematic Diagram (2/2) ............................................... 13
4-4. Printed Wiring Boards ................................................... 14
5. EXPLODED VIEWS
5-1. Front Cabinet Section .................................................... 16
5-2. Rear Cabinet Section ..................................................... 17
5-3. Mechanism Deck Section (1) ........................................ 18
5-4. Mechanism Deck Section (2) ........................................ 19
6. ELECTRICAL PARTS LIST ............................................. 20
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.
2
LOCATION AND FUNCTION OF CONTROLS
CFM-D1JMK2/D1MK2
SECTION 1
GENERAL
1
1 TAPE OPERATION BUTTONS
X PAUSE
x Z STOP/EJECT
m FF (CUE)
M REW (REVIEW)
n PLAY
z REC
2 EARPHONE v
3 VOLUME knob
23
4
5
6
7
8
9
0
4 TONE knob
5 OPR/BATT indicator
6 FUNCTION SELECTOR (RADIO/TAPE (RADIO OFF))
7 BAND SELECTOR (FM/SW1/SW2/MW)
8 TUNING knob
9 FINE TUNING knob
0 MIC
3
CFM-D1JMK2/D1MK2
4
Note: Disassemble the unit in the order as shown below.
SECTION 2
DISASSEMBLY
Record/playback head (HRP101),
Belt, Reel/capstan motor (M101)
Set
Cabinet (front) assy
2-1. CABINET (FRONT ) ASSY
3
Push the STOP/EJECT button
E.C.M board, MD assy (MF-D1)
EARPHONE board,
MAIN board
2
Screws +BVTP3X14
Lid , Battery case
POWER board
Cabinet (front) assy
6
4
5
Connector (CN104)
1
Screws +BVTP3X1
2
Cabinet (rear) assy
4
2-2. E.C.M BOARD, MD ASSY(MF-D1)
y
)
8
MD assy (MF-D1)
7
Two screws (+BVTP 3X10)
5
Connector (CN102)
6
Connector (CN101)
CFM-D1JMK2/D1MK2
Cabinet (rear) ass
4
3
Two screws (+BVTP 3X10)
2
E.C.M board
1
Two claws
Chassis (tuning)
2-3. RECORD/PLAYBACK HEAD (HRP101), BELT, REEL/CAPSTAN MOTOR (M101)
9
Reel/capstan motor (M101
5
Screw, MB
2
Rug (B3)
1
Screw (M2X3, +Bind)
4
Record/playback head (HRP101)
Spring
8
Motor coller screw
3
Screw (M2X7, +AZIMUTH)
7
Belt
6
Bracket, motor
5
CFM-D1JMK2/D1MK2
)
y
2-4. EARPHONE BOARD, MAIN BOARD
6
EARPHONE board
5
Screw (+BVTP 3X10)
qa
Two knobs (FUNCTION/BAND)
8
Three screws (+BVTP 3X10)
0
3
Two knobs (VOLUME/TONE)
Cabinet (rear) assy
1
Knob (TUNING
2-5. POWER BOARD
7
Connector (CN105)
2
Shield plate
qs
MAIN board
9
Screw (+BVTP 3X10)
4
Gear, tuning
2
Knob (FINE TUNING)
Cabinet (rear) ass
3
POWER board
1
Three screws (+BVTP 3X10)
6
CFM-D1JMK2/D1MK2
r
0
2-6. DIAL POINTER SETTING
Tuning capacitor gear
Fig-1
B
2
Tuning gear
A
Tuning gear
3
Knob(Tuning) assy
1
Tuning capacitor gea
1. Turn the Tuning Capacitor Gear all the way in
the direction of the arrow until it is positioned
at the detent
2. Turn the Tuning Gear until its position
fits into the detent
B
( ) position Fig-1.
B
( ) of the Tuning
A
( )
Capacitor Gear.
5
Screw +BVTP3X10
Tuning chassis
Pointer
rack
Fig-2
Scribe lines
4
Pointer rack
Tuning chassis
Fig-3
5
Screw +BVTP3X1
Tuning chassis
C
3. Line up the Pointer Rack with the scribe line
as shown in Fig-2.
4. Install so that the Tuning Chassis intermeshes
C
with the Pointer Rack as shown in
of Fig-3.
5. Fasten the Tuning Chassis to the cabinet (Rear)
with the screw.
7
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