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M-530V/535V/630V/635VK
SERVICE MANUAL US Model
Ver 1.0 1999. 02 Canadian Model
M-530V/535V/630V/635VK
AEP Model
E Model
M-530V/535V/630V
Chinese Model
M-630V
Photo : M-530V
Model Name Using Similar Mechanism NEW
Tape Transport Mechanism Type MZ-530V-99
SPECIFICATIONS
Tape Supplied accessories
y (normal position type) AC power adaptor AC-E351 (1) (M-635VK only)
Recording system Battery charge adaptor BCA-35E (1) (M-635VK only)
2-track 1-channel monaural Rechargeable batteries NC-AA, 1.2 V, 600 mAh, Ni-Cd (2) (M-635VK
Speaker only)
Approx. 3.6 cm (1 7/16 in.) dia. Microcassette tape MC-30 (1) (M-630V/535V/530V for Europe only)
Tape speed Batteries R6P (SR) (2) (M-630V for Europe only)
2.4 cm/s (15/16 ips), 1.2 cm/s (15/32 ips) Carrying case (1) (M-630V for Europe only)
Frequency range
250 - 4,000 Hz (with TAPE SPEED switch at 2.4 cm/s) Design and specifications are subject to change without notice.
Input (M-635VK/630V only)
Microphone input jack (minijack/PLUG IN POWER)
sensitivity 0.24 mV for 3 kilohms or lower impedance microphone
Output
Earphone jack (minijack) for 8 - 300 ohms earphone
Power output (at 10% harmonic distortion)
250 mW
Power requirements
3 V DC batteries size AA (R6) × 2/External DC 3 V power sources
Dimensions (w/h/d)
Approx. 62.2 × 121.5 × 24.3 mm (2 1/2 × 4 7/8 × 31/32 in.) incl. projecting
parts and controls
Mass
Approx. 125 g (4.5 oz.)
MICROCASSETTETM-CORDER
MICROFILM
1
TABLE OF CONTENTS
1. GENERAL .................................................................... 3
2. DISASSEMBLY
2-1. Lid Assy, Cassette ............................................................... 4
2-2. Lid, Battery Case ................................................................ 5
2-3. Cabinet (Rear) Assy ............................................................ 5
2-4. Main Board ......................................................................... 6
2-5. Mechanism Deck ................................................................. 6
2-6. LED Unit ............................................................................. 7
2-7. Head, Ceramic ..................................................................... 7
3. MECHANICAL ADJUSTMENTS .............................. 8
4. ELECTRICAL ADJUSTMENTS ............................... 8
5. DIAGRAMS
5-1. Block Diagram .................................................................. 11
5-2. Printed Wiring Board ........................................................ 13
5-3. Schematic Diagram ........................................................... 15
6. EXPLODED VIEWS
6-1. Cabinet Section ................................................................. 17
6-2. Mechanism Deck Section .................................................. 19
7. 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
Notes on Chip Component Replacement PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR
· Never reuse a disconnected chip component. IN SUPPLEMENTS PUBLISHED BY SONY.
· Notice that the minus side of a tantalum capacitor may be dam-
aged by heat.
ATTENTION AU COMPOSANT AYANT RAPPORT
Flexible Circuit Board Repairing À LA SÉCURITÉ!!
· Keep the temperature of the soldering iron around 270°C during
LES COMPOSANTS IDENTIFIÉS PAR UNE MARQUE ! SUR LES
repairing.
DIAGRAMMES SCHÉMATIQUES ET LA LISTE DES PIÈCES SONT
· Do not touch the soldering iron on the same conductor of the CRITIQUES POUR LA SÉCURITÉ DE FONCTIONNEMENT. NE
circuit board (within 3 times). REMPLACER CES COMPOSANTS QUE PAR DES PIÈCES SONY
· Be careful not to apply force on the conductor when soldering DONT LES NUMÉROS SONT DONNÉS DANS CE MANUEL OU
or unsoldering. DANS LES SUPPLÉMENTS PUBLIÉS PAR SONY.
2
SECTION 1
GENERAL This section is extracted
from instruction manual.
3
SECTION 2
DISASSEMBLY
· The equipment can be removed using the following procedure.
Set Lid assy, Cabinet (rear) Main Mechanism Head,
cassette assy board deck ceramic
Lid, LED
battery case unit
Note : Follow the disassembly procedure in the numerical order given.
2-1. LID ASSY, CASSETTE
3
top view
cabinet (front)
4 precision screwdriver
or equivalent
lid assy,
cassette 2 Stop the lid assy, cassette
halfway.
precision screwdriver
or equivalent
1
Note : When removing the cassette lid, put cloth on the end of a
screwdriver or use a polyacetal driver to avoid damage to
the cabinet.
9 lid assy, cassette
5
7 8
6
4
2-2. LID, BATTERY CASE
3 claws
2
1
2
5 lid, battery case
2-3. CABINET (REAR) ASSY
Note : When installing, fit the knobs and switches.
1 screw (1.7x16) 3 screw (B1.7x5), tapping
2 screw (1.7x16)
5 claw
6 cabinet (rear) assy
knob
switch
4 claws
knob
switch
5
2-4. MAIN BOARD
9 (M1.4x3.0), locking
1 Unsolder the 2 places.
2 Unsolder the 2 places.
0 (M1.4x3.0), locking
3 Unsolder the 4 places.
8 mic assy 4 Unsolder the 2 places.
!¡ MAIN board
5 Unsolder the 2 places.
7 Unsolder.
6 Unsolder the 4 places.
(M-630V/635VK only)
2-5. MACHANISM DECK
1
7 mechanism deck
(MZ-530V-99)
5 (1.7x2.0), special head
6 lug, 2
2 button (REC)
3 button (PLAY)
4 button (STOP)
6
2-6. LED UNIT
1 (1.7), tapping
2 bracket (LED)
3 LED unit
2-7. HEAD, CERAMIC
2 arm (pinch roller) assy
3 M1.4, special head
4 M1.4, special head
5 head, ceramic
1 claw
7
SECTION 3 SECTION 4
MECHANICAL ADJUSTMENTS ELECTRICAL ADJUSTMENTS
PRECAUTION Test Tape
1. Clean the following parts with a denatured-alcohol-moistened
Tape Speed
swab : Type Signal Used for
record/playback/erase head pinch roller (cm/s)
rubber belts capstan S-2-A030 3 kHz, 20 dB Head Azimuth Adjustment 2.4
2. Demagnetize the record/playback/erase head with a head WS-24 2.4
demagnetizer. (Do not bring the head demagnetizer close to the 3 kHz, 10 dB Tape Speed Adjustment
WS-12 1.2
erase head.)
3. Do not use a magnetized screwdriver for the adjustments.
4. The adjustments should be performed with the rated power Record/Playback/Erase Head Azimuth Adjustment
supply voltage unless otherwise noted.
Power supply voltage : 3 Vdc Setting:
TAPE SPEED switch : 2.4cm VOL control : mechanical mid
TAPE SPEED switch : 2.4cm/s
Torque Measurement VOR switch : OFF
Mode Torque Meter Meter Reading
Procedure:
5 13 g · cm 1. Mode : Playback
Forward CQ-103M
(0.07 0.180 oz · inch)
test tape
more than 30 g · cm S-2-A030
Fast Forward CQ-201M
(more than 0.42 oz · inch) (3 kHz, 20 dB) level meter
more than 30 g · cm 16
Rewind CQ-201M
(more than 0.42 oz · inch)
set
Tape Tension Measurement
EAR jack (J101)
Mode Tension Meter Meter Reading
more than 20 g
Forward CQ-403M 2. Turn the adjustment screw to obtain the maximum reading on
(more than 0.28 oz)
level meter.
Note: Several peaks may appear, but the maximum.
Adjustment Location :
First remove the cover (AZ).
Remove the
cover (AZ).
head azimuth
adjustment screw
8
Tape Speed Adjustment Adjustment Location :
First remove the plate, blind.
Setting:
VOL control : mechanical mid
VOR switch : OFF Remove the
plate, blind.
Procedure:
· Reform 2.4 cm/s speed adjustment before 1.2 cm/s speed
adjustment mode : playback
test tape digital frequency
WS-24: tape speed 2.4cm/s counter
WS-12: tape speed 1.2cm/s
(3 kHz, 10 dB) 0000
16
set
EAR jack (J101)
1. Tape Speed : 2.4 cm/s
Playback WS-24 (tape center part) and adjust RV602 so that
reading on the digital frequency counter becomes 3,000 Hz.
2. Tape Speed : 1.2 cm/s
Playback WS-12 (tape center part) and adjust RV601 so that
reading on the digital frequency counter becomes 3,000 Hz.
Specification Value:
RV601
Tape Speed Frequency counter 1.2cm/s
2.4 cm/s 2,880 to 3,120 Hz RV602
1.2 cm/s 2,850 to 3,150 Hz 2.4cm/s
speed adjustable resistors
Frequency difference between the beginning and the end of the tape
should be within ±0.5%.
2.4 cm/s (15 Hz)
1.2 cm/s (15 Hz)
9
SECTION 5
DIAGRAMS
· IC Block Diagrams
IC101 LA4168ML
LED DRIVE
GVN CONT
P/R MUTE
GVN GND
PRE GND
GVN OUT
GVN Vref
Vref OUT
MIC VCC
R, F OUT
R/P SW
PAUSE
MIC IN
EQ IN
Vs
30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
PAUSE
2.2k
30k
GVN
2k
MIC
VCC
+
R/P
+
+
+
Vref
ALC VOX
20k
EQ MIC REC R, F
VOX SPEED 1 2
300k POWER
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
PRE NF
PRE OUT
REG IN
REG OUT
ALC CONT
VOX CONT
VOX DELAY
GNV SPEED UP
AUT STOP CONT
AUT STOP IN
PWR IN
PWR OUT1
PWR GND
PWR OUT2
Vcc
IC501 MM1251BFBE (M-630V/635VK only)
HYS
VCC
NC
VS
8 7 6 5
+
VREF + VOLTAGE UP
CIRCUIT
1 2 3 4
NC
CT
GND
OUT
10
M-530V/535V/630V/635VK
5-1. BLOCK DIAGRAM
REC/PB AMP
IC101 (1/2)
630V/635VK
MIC RV101
J102 MIC IN +
28 VOL
MIC PRE OUT S101-4
2 POWER AMP
(PLUG IN POWER) (REC/PB) IC101 (2/2)
ALC CONTROL PWR IN PWR OUT2
Q101 11 14 J101
EAR
MIC901 PB
MIC MIC
530V/535V REC
+
S101-2
S103
(REC/PB) SP901
HRPE901 VOR
SPEAKER
REC/PB/ERASE PWR OUT1 PB
S101-3 OFF 12
HEAD
(REC/PB) EQ
EQ IN + REC
29 L
B+
(REC/PB) PB
H (+3V)
REC NF CONTROL PRE NF
1 ALC
Q103, 105 M901
REC/PB ALC CONT M
5 MOTOR
SWITCH 630V/635VK
Q102 GVM VREF
+ REC IN 19 GVM OUT
REC OUT 3 S603 GVM CONT 16
4 20
FAST PB
OFF PAUSE 22
B+ 630V/635VK
ON (+3V)
FAST PB
(ERASE) SWITCH
Q601 BATTERY LOW DET
IC501
1.2cm 2.4cm
REC/PB
S602-2 P/R
SWITCH RV601 RV602
TAPE SPEED 7 VCC
LED DRIVE
Q112 TAPE TAPE
VREF OUT 6 VS
P/R SW
27 SPEED SPEED
+ 1.2cm 2.4cm OUT 4
S101-1 5 HYS
MIC
(REC/PB) 24 23
REC/PB VCC
MIC VCC VCC B+ GND
SWITCH 26 R.F 15 (3V)
Q110, 111 3
1.2cm 2.4cm
PB 21 MUTE VOR S602-1 BATT LED
VOX DELAY TAPE SPEED
VOX 7 SWITCH SWITCH
REC Q104 Q502
BATT LED
REC LED REC LED B+
SWITCH
SWITCH DRIVE (+3V)
Q501 BATT
Q106, 108 Q107
D102 D504
REC
(630V/635VK)
Signal path REC/BATT 630/635VK PAUSE
Q113 LED UNIT
: PB (530V/535V)
: REC 530V/535V
S601
REC LED PAUSE
SWITCH OFF
Q109
ON
B+ S102
(POWER)
CN101
DC IN 3V
DRY BATTERY
SIZE "AA"
(IED DESIGNATION R6)
2PCS, 3V
04
11 12
M-530V/535V/630V/635VK
5-2. PRINTED WIRING BOARD
1 2 3 4 5 6 7 8 9 10 11 12 13
A
B
C
D
E
F
HRPE901
REC/PB/ERASE
HEAD
HD+
G (REC/PB) HD
HE+
(ERASE) HE
H
· Semiconductor Location
Ref. No. Location Ref. No. Location
D102 G-3 Q106 G-8
(D504) G-8 Q107 G-5
Q108 G-7
IC101 D-7 G-7
(IC501) G-11 Q110 C-7
Q111 C-9
Q101 E-4 Q112 E-5
Q102 E-5 Q113 G-7 Note:
Q103 G-4 (Q501) G-8 · Y : parts extracted from the conductor side.
Q104 F-8 (Q502) F-11 · : Pattern from the side which enables seeing.
Q105 F-3 (Q601) E-8 · : Pattern of the rear side.
( ) : 630V/635VK only
< > : 530V/535V only
13 14
M-530V/535V/630V/635VK
5-3. SCHEMATIC DIAGRAM · Refer to page 10 for IC Block Diagrams.
Note:
· All capacitors are in µF unless otherwise noted. pF: µµF · Voltage is dc with respect to ground under no-signal
50 WV or less are not indicated except for electrolytics condition.
and tantalums. no mark : PB
· All resistors are in and 1/4 W or less unless otherwise ( ) : REC
specified. · Voltages are taken with a VOM (Input impedance 10 M).
· C : panel designation. Voltage variations may be noted due to normal produc-
· U : B+ Line. tion tolerances.
· H : adjustment for repair. · Signal path.
· Power voltage is dc 3 V and fed with regulated dc power E : PB
supply from battery terminal. a : REC
15 16
SECTION 6
EXPLODED VIEWS
NOTE: Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark
· The mechanical parts with no reference · -XX and -X mean standardized parts, so · Accessories and packing materials are
1 A-3021-217-A MAIN BOARD, COMPLETE (630V/635VK) 18 3-031-371-01 LID, BATTERY CASE (BLACK) (535V/630V:AEP)
number in the exploded views are not supplied. they may have some difference from the given in the last of this parts list.
1 A-3021-219-A MAIN BOARD, COMPLETE (530V/535V) 18 3-031-371-11 LID, BATTERY CASE (SILVER)
· Items marked "*" are not stocked since original one. · Abbreviation
they are seldom required for routine service. · Color Indication of Appearance Parts CND : Canadian model 2 3-704-197-31 SCREW (M1.4X3.0), LOCKING (530V/630V/635VK)
Some delay should be anticipated Example : EE : East European model 3 3-831-441-99 SPACER, KNOB 19 X-3377-318-1 CABINET (REAR) ASSY (SILVER) (530V)
when ordering these items. KNOB, BALANCE (WHITE) ... (RED) CH : Chinese model 4 3-034-687-01 TERMINAL (-), BATTERY 19 X-3377-321-1 CABINET (REAR) ASSY (SILVER)
(630V/635VK)
N
N
E : Indication of country of origin
Parts Color Cabinet's Color 1E : No indication of country of origin 5 3-031-376-11 BUTTON (REC) (BLACK) (530V/535V) 19 X-3377-322-1 CABINET (REAR) ASSY (BLACK) (630V:AEP)
5 3-031-376-21 BUTTON (REC) (SILVER) (630V/635VK)
6 3-031-375-01 BUTTON (PLAY) (BLACK) (530V/535V) 19 X-3377-323-1 CABINET (REAR) ASSY (BLACK) (535V)
6-1. CABINET SECTION 6 3-031-375-11 BUTTON (PLAY) (SILVER) (630V/635VK) 20 3-035-255-01 SCREW (1.7X16) (BLACK)
7 3-031-374-01 BUTTON (STOP) (BLACK) (530V/535V) (535V:1E/630V:AEP)
20 3-035-255-11 SCREW (1.7X16) (SILVER) (530V/
7 3-031-374-11 BUTTON (STOP) (SILVER) (630V/635VK) 535V:EXCEPT 1E/630V/635VK)
8 3-034-686-01 TERMINAL (+), BATTERY 21 3-358-363-41 PLATE, BLIND (BLACK) (535V/630V:AEP)
not supplied 9 3-034-792-01 SCREW (2X2.5), TAPPING (B) 21 3-358-363-61 PLATE, BLIND (SILVER) (530V/630V/635V)
10 3-010-503-01 SPRING (B), BATTERY COIL
12 11 3-032-409-01 CABINET (FRONT) (SILVER) (530V:1E) 22 3-318-203-71 SCREW (B1.7X5), TAPPING (BLACK)
11 (535V/630V:AEP)
11 3-032-409-11 CABINET (FRONT) (SILVER) (530V:EXCEPT 1E) 22 3-318-203-72 SCREW (B1.7X5), TAPPING (SILVER)
SP901 11 3-032-409-61 CABINET (FRONT) (BLACK) (535V:1E) (530V/630V/635VK)
11 3-032-409-71 CABINET (FRONT) (BLACK) (535V:EXCEPT 1E) 23 3-031-381-01 KNOB (FR) (BLACK) (535V/630V:AEP)
11 X-3377-234-1 CABINET (FRONT) SUB ASSY (BLACK) 23 3-031-381-11 KNOB (FR) (SILVER) (530V/630V/635VK)
(630V:AEP) 24 3-318-382-31 SCREW (1.7), TAPPING (630V/635VK)
11 X-3377-236-1 CABINET (FRONT) SUB ASSY (SILVER)
29 (630V:1E) 25 3-328-319-01 STRAP, HAND
26 3-669-481-07 PIN (DIA.1X10), PARALLEL
14 13 11 X-3377-238-1 CABINET (FRONT) SUB ASSY (SILVER) (635VK) 27 1-468-399-11 LED UNIT (630V/635VK)
A 11 X-3377-252-1 CABINET (FRONT) SUB ASSY (SILVER) 28 3-031-395-01 BRACKET (LED) (630V/635VK)
MIC901
33 9 (630V:EXCEPT 1E) 29 3-033-358-01 KNOB (VOR) (LIGHT GRAY) (530V/630V/635VK)