This service manual contains technical information which will allow service personnel to understand and
service this model.
If the circuit is changed or modified, this information will be followed by supplementary service manual to be
filed with original service manual.
Note:
1. Adjustment procedures, Disassembly Procedures and Assembly Procedures for Mechanism Chassis are separate
volume from this service manual. / Please refer to the service manual for Z-Mechanism Chassis. (Order No.
VRD9802005C2)
2. The Model No. is indicated on the Schematic Diagram and Circuit Board Diagrams as follows.
Model No.Indication Mark
NV-SJ200AM(A)
NV-SJ200SA, NV-SJ202SA(B)
NV-SJ200BD(C)
NV-SJ205AM(D)
NV-SJ205EU/AU(E)
NV-SJ207AF(F)
3. There are 3 types of each "AM" model. (NV-SJ200AM and NV-SJ205AM)
Type-1.Not indicated the country of origin.
Type-2.Indicated the country of origin in the Name Plate of the rear side of VCR.(Except Malaysian market)
Type-3.Indicated the country of origin in the Name Plate of the rear side of VCR.(For Malaysian market)
The 3 types of each VCR do not have difference in electrical. However, any standard accessories and packing parts are
different. Therefore they are indicated in Remarks column in the Mechanical parts list as following table.
When servicing, confirm the type of VCR and be sure to make your order replacement parts according to the parts list.
Model No.TypeIndication in Remarks
NV-SJ200AM1. Not indicated the country of originNV-SJ200AM
NV-SJ205AM4. Not indicated the country of originNV-SJ205AM
2. GENERAL DESCRIPTIONS
2.1. SERVICE INFORMATION
column in the parts list
2. Indicated the country of origin (except Malaysian Market)NV-SJ200AMC
3. Indicated the country of origin (For Malaysian Market)NV-SJ200AMM
5. Indicated the country of origin (except Malaysian Market)NV-SJ205AMC
6. Indicated the country of origin (For Malaysian Market)NV-SJ205AMM
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2.1.1. MICROPROCESSOR RESET
When the Microprocessor IC6001, MAIN C.B.A. and/or Back-up Battery B6001 are replaced, read following
procedure carefully and proceed it.
Reasons:
There is a RAM in the IC6001, which is backing up:
1. TV Tuning Data.
2. PG shifter Adjustment Data
3. Option Setting Data
When IC6001, MAIN C.B.A. and/or Back-up Battery B6001 are replaced, all above listed data become not
available.
These data are backing up by using the power source of:
AC connected: AC Power source
AC Disconnected: Back-up Battery B6001
Method:
Before replacing IC6001, MAIN C.B.A. and/or B6001:
1. Take a note that stored TV broadcasts channels.(Because , its user may store TV broadcasts by manually other than
"Auto Tuning" operation and it is also erased.)
After replacing IC6001, MAIN C.B.A. and/or B6001:
1. Turn on the VCR.
2. Connect a jumper wire between TL7509 and TL7510 for 1 second to reset IC6001.
After resetting IC6001:
1. Store TV broadcasts channels by Auto/Manual Tuning using the On Screen Display according to note which taken before
replacing IC6001, MAIN C.B.A. and/or B6001.
2. Set the Direct Rec function to OFF using On Screen Display if necessary. / (Because, Direct Rec function is set
automatically to ON after resetting IC6001.) / [Direct Rec Function] / OFF: Normally set at this position. / ON: This
settingenables Direct Rec. / AV1 Input(A1) becomes exclusive channel for Direct Rec.
3. Perform the PG SHIFTER ADJUSTMENT. / (Refer to the Electrical Adjustment Procedures.)
Note:
1. It should be performed before tuning.
2. Do not cut off the power source during reset.
Fig. S1
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2.1.2. CYLINDER UNIT REPLACEMENT
1. CYLINDER UNIT REPLACEMENT
A. Remove the mechanism unit from MAIN C.B.A./Chassis by referring“SECTION 3. Disassembly Method”.
B. Remove the 3 screws (A) of the CYLINDER UNIT with a screw driver.
C. Unlock the 4 locking tabs (B) and disconnect the Cylinder fiexible card from the FPC Holder.
D. Remove the CYLINDER UNIT.
CAUTION:
Handle the Cylinder flexible card with care. When it damaged, you should replace whole Cylinder unit.
Fig. S2
2. UPPER CYLINDER DISASSEMBLY
A. Remove 2 screws (A).
B. Remove the Cylinder Stator Unit.
C. Remove 2 screws (B).
D. Remove the Cylinder Rotor Unit.
E. Loose Hex screw (C) (1.5 mm) and remove the CYLINDER RETAINER.
F. Remove the Upper Cylinder.
Fig. S3
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3. UPPER CYLINDER ASSEMBLY
When reassembling, perform the steps in the reverse order.
Notes:
1. Install the Cylinder Retainer so that the 2 holes on top of the Cylinder Retainer are at right angles with the Cylinder
Connection.
2. Tighten the Hex screw (C) (1.5 mm) while pressing down on top of the Cylinder Retainer.
Fig. S4
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3. Install the Cylinder Rotor Unit so that the inner hole of the Cylinder Rotor Unit fits to the small projection (D) on top of the
Upper Cylinder.
4. Tighten 2 screws (B).
Fig. S5
5. Install the Cylinder Stator Unit so that the rear side of the Cylinder Stator C.B.A. is parallel with the Cylinder Connection.
6. Tighten 2 screws (A).
Fig. S6
7. Confirm the PG SHIFTER ADJUSTMENT with the alignment tape (PAL: VFJ8125H3F) and adjust it if necessary.
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2.1.3. CHECKING OF MAIN C.B.A.
When servicing the MAIN C.B.A., take out the MAIN C.B.A. and mechanism from the frame and turn over.
Fig. S7
2.1.4. FLAT CARD CABLE INSTALLATION
When installing the Flat Card Cable on the connector, install the Flat Card Cable with the cable contacts
facing the connector contacts.
Fig. S8
2.2. REMOVAL OF CASSETTE TAPE
There are 2 ways to remove a cassette tape.
1. Service Information Display Operation
A. Press the FF and EJECT keys simultaneosly for 3 seconds and set the Service Mode 7.
B. Press STOP key in order to rotate the Loading Motor for unloading operation. (Pay an attention of tape slack)
2. Manual Operation
A. Disconnect the AC Mains Lead and remove the Top Panel.
B. Rotate the Main Cam Gear clockwise until the Loading Posts move to fully unloaded position as shown in
Fig. S9.
(Tape is remaining)
Fig. S9
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C. Rotate the Capstan Motor clockwise from the bottom side to take up the tape.
Fig. S10
D. Rotate the Main Cam Gear clockwise until the cassette tape is ejected.
2.3. INTRODUCTION OF VIDEO HEAD CLEANING CASSETTE /
(POLISHING TYPE)
1. We are pleased to introduce Panasonic Video Head Cleaning Cassette,VFK0923FT [for service purposes]
andVFK0923FSE [ for end users] for all VHS/SVHS VCP and VCR.
2. These cleaning cassettes are exclusive removing the hard and sticky clogging on video heads.
3. These improve the efficiency of video head cleaning service and shortening cleaning time for end users.
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VFK0923FT
(For Service usage)
Type of CassetteFull VHS Cassette
Cleaning Time10 Seconds/Time
Tape Length20 m
Usability in a Path180 Times
VFK0823FSE
(For end users)
Type of CassetteFull VHS Cassette
Cleaning Time10 Seconds/Time
Tape Length3.34 m
Usability in a Path30 Times
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Note:
The tape material itself is the same in both types.
3. ADJUSTMENT PROCEDURES
3.1. DISASSEMBLY METHOD
3.1.1. DISASSEMBLY FLOW CHART
This flow chart indicates disassembly steps of the cabinet parts and the circuit boards in order to find the
necessary items for servicing.
When reassembling, perform the steps in the reverse order.
Fig. D1
3.1.2. DETAIL OF DISASSEMBLY METHOD
1. REMOVAL OF THE TOP PANEL
Remove2 Screws (A)
(NV-SJ200AM/SA/BD,
SJ202SA, SA205AM,
SJ207AF)
Remove4 Screws (A)
(NV-SJ205EU/AU)
Fig.D2
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2. REMOVAL OF THE FRONT PANEL UNIT
Unlock7 Tabs (B)
3. REMOVAL OF THE MECHANISM UNIT
RemoveScrew (C)
Remove3 Screws (D)
Remove2 Screws (E)
Fig. D3
Note:
1. Keep pressing 2 stoppers on Cassette Holder Plate and Press Cassette Holder Plate to the rear.
2. Remove the Mechanism Unit after bend the Cylinder Shield in the direction of the arrow.
Fig. D4
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4. REMOVAL OF THE MAIN C.B.A.
RemoveAC CORD HOLDER
Remove4 Screws (F)
Unlock4 Tabs (G)
Fig. D5
5. SERVICING POSITION
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Fig. D6
R
n
a
p
u
3.2. MECHANICAL ADJUSTMENT PROCEDURES
Refer to the Service Manual for Z-Mechanism Chassis. / (Order No. VRD9802005C2)
3.3. ELECTRICAL ADJUSTMENT PROCEDURES
3.3.1. ADJUSTMENTS
ITEMTPADJ.MODEINPUTTAPEM. EQ.SPEC.
PG SHIFTER /
ADJUSTMENT
RECORDING
CURRENT
ADJUSTMENT
------PLABACK---ALIGNMENT
TAPE / (PAL)
TW3030 VR5503 RECORDING SECAM
---OSCILLO
COLOUR
BAR
------Refer to
SCOPE
SECAM-C:
49+-4(mVp-p)
(See.Fig.E3)
SHIFTE
as show
1. Connect
85 of IC600
2. Refer to
CURRENT
Fig.E2.
3. After adj
wire.
3.3.2. PG SHIFTER ADJUSTMENT / (AUTOMATIC)
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PROCEDURESFIP Display
Press the FF and EJECT keys
simultaneously for 3 seconds.
Press the FF and EJECT keys
simultaneously more twice.
Press the EJECT key for 3
seconds.
Insert the Alignment Tape.
(PAL: VFJ81215H3F)
(NTSC: VFM8080HQFP)
This adjustment is automatically
started. (During the adjustment,
the picture will be appeared on
the monitor.)
When this Adjustment is terminated, the following
operation will be activated.
Adjustment completed: The tape will be ejected.
-
Adjustment incompleted: "F2*" is indicated on the FIP.Check the
-
Servo/System Control circuit and Cylinder Unit.
To release Service Mode, press the FF and EJECT
keys.
simultaneously 6 times until the normal indication on
the FIP.
Fig. E1
3.3.3. RECORDING CURRENT ADJUSTMENT (NV-SJ207AF ONLY)
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PROCEDURESFIP Display
Press the FF and EJECT keys
simultaneously for 3 seconds.
Press the FF and EJECT keys
simultaneously more twice.
Press the EJECT key for 3
seconds.
Press the CH UP key 4 once.
Press the REC key.
Adjust VR5503 until the cyan level
is
49+-4(mVp-p) as shown in Fig. E3
To release Service Mode, press the FF and EJECT
keys simultaneously 6 times until the normal indication
on the FIP.
Fig.E3
Fig. E2
443NT [L]
A. COMP
A. COMPO
A. D.P [L]
A. D/L [L]
A. DEF [S]
A. DEF [S] [L]
A. DUB P [L]
A. DUB [H]
A. ERASE
A. H. SW
A. HEAD [R]
A. HEAD [W]
A. IN [L]
A. IN [R]
A. MUT [H]
A. MUTE [H]
A. OUT [L]
A. OUT [R]
A. RF OUT
A/VS/S. DATA
AC ONLINE
AC. O/EE. H
AFC S C
AFC [S]
AFC. DEF
ARFC OUT
ART. V
ART. V. MM
ART. V/H/N
AT. V/H/N
ATSW/TEST/NOR/SE
AUDIO IN [L]
AUDIO IN [R]
AUDIO OUT [L]
AUDIO OUT [R]
AUDIO SELECT [H]
AUDIO. L
AUDIO. R
AV CNT
AV CTL
AV CTL/S. CLK
AV. C.M.
AVCNT/METER. R
AVSW/METER. L
B MODE. H
B.G.P
BACKUP 5V
BAND. U.E.
BANDVL. D
BI/MI [L]
4.43 NTSC
AUDIO COMPONENT SIGNAL
AUDIO COMPONENT SIGNAL
AUDIO DUBBING PAUSE
AUDIO DUBBING PAUSE L
AUDIO DEFEAT
AUDIO DEFEAT
AUDIO DUBBING PAUSE
AUDIO DUBBING H
AUDIO ERASE
AUDIO HEAD SWITCHING PULSE
AUDIO HEAD (REC)
AUDIO HEAD (PLAY)
AUDIO INPUT (L)
AUDIO INPUT (R)
AUDIO MUTE
AUDIO MUTE H
AUDIO OUTPUT (L)
AUDIO OUTPUT (R)
AUDIO RF SIGNAL OUTPUT
AV SW/SERIAL DATA
AC ONLINE
AC ONLINE/EE
AFC S CURVE
AFC S CURVE
AFC DEFEAT
AUDIO RF SIGNAL OUTPUT
ARTIFICIAL VERTICAL SYNC SIGNAL
ARTIFICIAL VERTICAL SYNC
SIGNAL MONO MULTI
ARTIFICIAL VERTICAL SYNC
SIGNAL
ARTIFICIAL VERTICAL SYNC SIGNAL
TEST/NORMAL/SERVICE
AUDIO INPUT (L)
AUDIO INPUT (R)
AUDIO OUTPUT (L)
AUDIO OUTPUT (R)
AUDIO SELECT
AUDIO (L)
AUDIO (R)
AV CONTROL
AV CONTROL
AV CONTROL/SERIAL CLOCK
AV CONTROL MODE
AV CONTROL/LEVEL METER (R)
AV SW/LEVEL METER (L)
B MODE
BURST GATE PULSE
BACK UP 5V
BAND U
BAND VL
BILINGUAL/MIX
L
L
L
H
H
H/NORMAL
H
H
L
BIL
BIL [L]
BIL. [H]
BIL/M1 [L]
BS CLOCK
BS DATA
BS LCH IN
BS MIX [H]
BS MON [H]
BS MONI [H]
BS RCH IN
BS VIDEO
BS VIDEO/BS1
BS [H]
BS. LEVEL
BS. M [H]
BS/VTR [H]
BUS CLK
BUS LSN
BUS TLK
BUZZER
CAP EC
CAP M GND
CAP. ET
CAP. FG1
CAP. FG2
CAS. SW
CCN
CCP
CHM
CHP
CINEM [L]
CINEMA [L]
CINEMA/MIX
CKL
CKS
CL
CLK
CLK (C.G)
CLOCK. IN
CLP
COL/B/W/NOR
COLOR [H]
CONV
CS
CTL GND
CTL HEAD [
CTL HEAD [
CTL [
CTL [
CUE BIAS
CURRENT LIM
CYL ET
+
−
]
+
]
−
BILINGUAL
BILINGUAL
BILINGUAL H
BILINGUAL L
BS CLOCK
BS DATA
BS L CHANNEL INPUT
BS MIX
BS MONITOR H
BS MONITOR H
BS R CHANNEL INPUT
BS VIDEO SIGNAL
BS VIDEO SIGNAL
BS
H
BS LEVEL
BS MONITOR
BS/VTR H
BUS CLOCK
BUS LISTEN
BUS TALK
BUZZER
CAPSTAN TORQUE CONTROL
CAPSTAN MOTOR GND
CAPSTAN TORQUE CONTROL
CAPSTAN FG1 PULSE
CAPSTAN FG2 PULSE
CASSETTE SW
PLAYBACK CONTROL SIGNAL (−)
PLAYBACK CONTROL SIGNAL (
CONTROL SIGNAL (+)
CONTROL SIGNAL (
CINEMA
CINEMA L
CINEMA/MIX
RATCH LOCK
SHIFT LOCK
CLOCK
CLOCK
CLOCK
CLOCK INPUT
CLAMP
COLOUR/BLACK & WHITE/NORMAL
COLOUR H
CONVERTOR
CHIP SELECT
CONTROL GND
]
]
CONTROL HEAD (
CONTROL HEAD (
CONTROL HEAD (
CONTROL HEAD (
CUE BIAS
CURRENT LIMMITER
CYLINDER TORQUE CONTROL
H
L
L
H
+
)
−
)
+
)
−
)
+
)
−
)
CYL GND
D.F.M. REC [H]
D. FM REC [L]
D. GND
D. REC [H]
D4/S. LED
D4/STILLED
DAC [CLK]
DAC/FSCS
DAREC [H]
DATA
DECODER [L]
DECODER [R]
DEW
DEW SNS
DFMRE [H]
E. REC 5V
EC
ECR
EDT TRIG [L]
EDIT [H]
EE [H]
EE [H]/INS [M]
EE. VV. TR
EJECT. PO
EJECT/VDET
ENV. SEL
ENVE. OUT
ENVE. SEL
ENV SELECT
EP [H]
EP/LP [H]
EP/LP/SP
EP/SS [H]
EPROMCS
EX. REC 5V
FF/REW [L]
FG1 IN
FG2 IN
FILTER ADJUSTMENT
FLY ERASE [H]
FLY ON [H]
FLY. E [H]
FM MUT [H]
FM MUTE [H]
FM OUT [L]
FM OUT [R]
FM PACK OUT [L]
FM PACK OUT [R]
FM/BS SEL [L]
FM/BS SEL [R]
FS. CLK
FUL. E [H]
FULL. E [H]
CYLINDER GND
DELAIED FM RECORDING
DELAIED FM RECORDING L
DIGITAL GND
DELAYED RECORDING
D4/STILL LED
D4/STILL LED
TUNER DAC (CLOCK)
TUNER DAC/FS CHIP SELECT
DELAYED AUDIO RECORDING
DATA
DECODER (L)
DECODER (R)
DEW
DEW SENSOR
DELAYED FM AUDIO RECORDING
EXCEPT RECORDING 5V
ERROR TORQUE CONTROL
ERROR TORQUE CONTROL
REFERENCE VOLTAGE
EDIT TRIGGER
EDIT H
EE H
EE H/INSERT M
EE/VV/TRICK PLAY
EJECT POSITION
EJECT/REVERSE SLOW LOCK
ENVELOPE SELECT
ENVELOPE OUTPUT
ENVELOPE SELECT
ENVELOPE SELECT
LP
H
LP H
LP/SP
LP/SLOW/STILL/STOP
EPROM CHIP SELECT
EXCEPT RECORDING 5V
FIRST FORWARD/REWIND
FG1 PULSE INPUT
FG2 PULSE INPUT
FILTER ADJUSTMENT
FLYING ERASE HEAD ON
FLYING ERASE HEAD ON H
FLYING ERASE HEAD ON H
FM AUDIO MUTE H
FM AUDIO MUTE H
FM OUTPUT (L)
FM OUTPUT (R)
FM PACK OUTPUT (L)
FM PACK OUTPUT (R)
FM/BS SELECT (L)
FM/BS SELECT (R)
FS CLOCK
FULL ERASE HEAD ON
FULL ERASE HEAD ON H
L
H
H
H
H
H
L
H
H
FULL. E. 12V
GND [A]
GND [TU]
GND/N. SW. 12V
H. SYNC
H. AMP. SW
H. P <R>
H. P <L>
H. P GND
H. P OUT [L]
H. P OUT [R]
H. SW
HEAD PHONE [L]
HEAD PHONE [R]
HEAD SW
HEATER [
HEATER [
HSS
HTR [
HTR [
I RFE
ICL
IF
IN SELA1
IN SELA2
IN SELA3
INS L/R [L]
INS. [H]
INSEL A1
INSEL A2
INSERT
INSERT [H]
IO CS
JOG1
JOG S3 LED/FOWRD
JOG/F. LED
JSB [H]
JST. CLCK
JST. CLK
JST. CLOCK
L. OUT
L. CH [H]
L. CH [L]
LED (MAIN)
LED (STEREO)
LED (SUB)
LED CKL
LED CKS
LED DATA
LINE IN 1 [L]
LINE IN 1 [R]
LINE IN 2 [L]
LINE IN 2 [R]
LINE IN V
LINE IN [L]
+
]
−
]
+
]
−
]
FULL ERASE 12V
GND (ANALOG)
GND (TUNER)
GND/NON SW 12V
HORIZONTAL SYNC
HEAD AMP SW PULSE
HEAD PHONE (R)
HEAD PHONE (L)
HEAD PHONE GND
HEAD PHONE OUTPUT (L)
HEAD PHONE OUTPUT (R)
HEAD SW PULSE
HEAD PHONE (L)
HEAD PHONE (R)
HEAD SW
H
H
H
+
)
−
)
+
)
−
)
L
HEATER (
HEATER (
HORIZONTAL SYNC SIGNAL
HEATER (
HEATER (
REFERENCE CURRENT
CONTROL AGC CIRCUIT
INTERMEDIATE FREQUENCY
INPUT SELECT A1 POSITION
INPUT SELECT A2 POSITION
INPUT SELECT A3 POSITION
INSERT Lch/Rch
INSERT H
INPUT SELECT A1 POSITION
INPUT SELECT A2 POSITION
INSERT
INSERT
INPUT/OUTPUT CHIP SELECT
JOG1
JOG LED/FORWARD LED
JOG LED/FORWARD LED
JSB
JUST CLOCK
JUST CLOCK
JUST CLOCK
Lch OUTPUT
Lch
Lch L
LED (MAIN)
LED (STEREO)
LED (SUB)
LED SERIAL CLOCK
LED SERIAL CLOCK
LED SERIAL DATA
LINE INPUT 1 (L)
LINE INPUT 1 (R)
LINE INPUT 2 (L)
LINE INPUT 2 (R)
LINE INPUT VIDEO
LINE INPUT (L)
LINE IN [R]
LINE OUT [L]
LINE OUT [R]
LP [H]
LPTRI [L]
Lch/A. DUB
M GND
M REG
MAIN OUT
MAIN [L]
MAIN/MONO
MAX IN
MES [H]
MESE [H]
MESE [L]
METER 5V
METER [L]
METER [R]
METER. L/AVS
METER. R/AVC
MI/BI [L]
MIC GND
MIC IN
MIC IN [L]
MIC IN [R]
MIC [H]
MIX [H]
MIX [H]/CINEMA [L]
MIX/CINE
MIX/CINEMA [L]
MN. H/M. L
MN. H/MAI. L
MN2/MES. L
MODE SEL
MODE SW
MODE. S. IN
MODE. S. OUT
MONO [H]
MONO [H]/MAIN [L]
MONO2 [L]
MONO2/MESE [FM(L)]
MOTOR GND
MUTE
N. A. REC [L]
N. SW 12V
N. SW. 5. DET
NICAM
NICAM [L]
NOL [H]
NOR/SOFT [H]
NORMAL [H]
NR BIAS
NTSC [L]
OCH
OUT
LINE INPUT (R)
LINE OUTPUT (L)
LINE OUTPUT (R)
LP
H
LP TRICK PLAY L
Lch/AUDIO DUBBING
MOTOR GND
MOTOR REGULATOR
MAIN OUTPUT
MAIN
L
MAIN/MONAURAL
MAXIMAM INPUT
MESECAM
MESECAM H
MESECAM L
LEVEL METER 5V
LEVEL METER (L)
LEVEL METER (R)
LEVEL METER (L)
LEVEL METER (R)
MIX
MIC GND
MIC INPUT
MIC INPUT (L)
MIC INPUT (R)
MIC
MIX H
MIX H/CINEMA SOUND L
MIX H/CINEMA SOUND L
MIX H/CINEMA SOUND L
MONAURAL H/MAIN L
MONAURAL H/MAIN L
MONAURAL 2/MESECAM L
AUDIO MODE SELECT
AUDIO MODE SW
AUDIO MODE SELECT INPUT
AUDIO MODE SELECT OUTPUT
MONAURAL
MONAURAL H/MAIN L
MONAURAL 2
MONAURAL 2/MESECAM (FM
MOTOR GND
MUTE
NORMAL AUDIO RECORDING
NON SW 12V
NON SW 5V DETECT
NICAM
NICAM
PAL H/4.43 NTSC M/3.58 NTSC
NORMAL/SOFT TAPE PLAY H
NORMAL H
NR BIAS
NTSC
CONTROL AGC CIRCUIT
OUTPUT
H
H/BILIGUAL
H
H
L
L
P-OFF [H]
P-OFF [L]
P. FAIL
P. OFF [H]
P. OFF [L]
PAL [H]
PAL [L]/NTSC [H]
PB ADJ OUT
PB OUT
PB. H
PFG
PHOTSN +B
PICT. CNT
PLAY LED/RVS LED
PLAY. PO
PLAY/R. LED
PLY/DEW
POWER OFF [L]
PREROLL [H]
PWRFAIL
R. CH [H]
R. CH [L]
R. ST
R/S/F
RCH [H]
REC 12V
REC CHROMA
REC H
REC IN
REC OUT [L]
REC START
REC VR [C]
REC VR [L]
REC VR [R]
REC Y
REC [H]
REC. C
REC. Y
REC/EE CTL
REEL-T
REEL-S
L)
REGULATOR FILTER
RESET
REV M F/R
REV M V1
REV M V2
REV MOTOR F/R
L
REV MOTOR V1
REV MOTOR V2
REV MOTOR [
REV MOTOR [
REV. M. GND
RF. CHROMA
POWER OFF
POWER OFF L
POWER FAILURE DETECT
POWER OFF
POWER OFF L
PAL H
PAL L/NTSC H
PLAYBACK ADJUST OUTPUT
PLAYBACK OUTPUT
PLAYBACK
PG/FG
PHOTO SENSOR +B
PICTURE CONTROL
PLAY LED/REVERSE LED
PLAY POSITION
PLAY LED/REVERSE LED
PLAY/DEW
POWER OFF L
PREROLL H
POWER FAILURE DETECT
Rch
H
Rch L
RESET
REVERSE H/STOP M/FORWARD
Rch H
RECORDING 12V
RECORDING CHROMINANCE SIGNAL
RECORDING H
RECORDING INPUT
RECORDING OUTPUT
RECORDING START
RECORDING VOLUME (COMMON)
RECORDING VOLUME (L)
RECORDING VOLUME (R)
RECORDING LUMINANCE SIGNAL
RECORDING H
RECORDING CHROMINANCE SIGNAL
RECORDING LUMINANCE SIGNAL
RECORDING/EE CONTROL
REEL PULSE (TAKE-UP)
REEL PULSE (SUPPLY)
REGULATOR FILTER
RESET
REVIEW MOTOR
FORWARD/REVERSE
REVIEW MOTOR V1
REVIEW MOTOR V2
REVIEW MOTOR
FORWARD/REVERSE
REVIEW MOTOR V1
REVIEW MOTOR V2
+
]
−
]
REVIEW MOTOR (
REVIEW MOTOR (
REVIEW MOTOR GND
RF CHROMINANCE SIGNAL
H
H
H
H
L
L
+
)
+
)
RF OUT
RF Y
RF. Y. IN
RF. Y. OUT
ROTAR. SW
ROTARY
RST
RST [L]
Rch/INST
S IN
S OUT
S-PHOTO
S-RL. PLS
S. CLK
S. CLK/AV
S. DATA
S. DATA/A
S. PHOTO
S. TAB [L]
S/P/N
SC IN
SC OUT
SCK SELECT
SEL OUT [L]
SEL OUT [R]
SHUTTLE 1
SIF
SLMUT [H]
SLNID [
SLNID [
SLW TR. MM
SLW TR. REF
SNS. GND
SOFT [H]
SOFT [H]/NORMAL
SOLENOID ON [L]
SP [H]
SP/L/SLP
SSS [L]
STEREO LED
STEREO [H]
STEREO [L]
STOP. PO
STOP/5V
STOP1/TAPE SEL
STOP1/PAL:ST
STOP2. PO
STOP2/S-TAB
STREO [H]
SUB BIAS
SUB. SW
SVHS CAS [L]
SW. 5. DET
SYNC [L]
+
]
−
]
RF OUTPUT
RF LUMINANCE SIGNAL
RF LUMINANCE SIGNAL INPUT
RF LUMINANCE SIGNAL OUTPUT
ROTARY SW
ROTARY SW
RESET
RESET
Rch/INSERT
SERIAL DATA INPUT
SERIAL DATA OUTPUT
SUPPLY PHOTO TRANSISTOR
SUPPLY REEL PULSE
SERIAL CLOCK
SERIAL CLOCK/AV
SERIAL DATA
SERIAL DATA
SUPPLY PHOTO TRANSISTOR
SAFETY TAB SW ON
SECAM/PAL/NTSC
SERIAL CLOCK INPUT
SERIAL CLOCK OUTPUT
SERIAL CLOCK SELECT
SELECT OUTPUT (L)
SELECT OUTPUT (R)
SHUTTLE 1
SOUND INTERMEDIATE FREQUENCY
INPUT SELECT MUTE H
SOLENOID (+)
SOLENOID (
SLOW TRACKING MONO MULTI
SLOW TRACKING REFERENCE
VOLTAGE
SENSOR GND
SOFT TAPE PLAY
SOFT TAPE PLAY H/NORMAL H
SOLENOID ON L
SP H
SP/LP
SLOW/STILL/STOP
STEREO LED
STEREO
STEREO L
STOP POSITION
STOP POSITION/5V
STOP1 POSITION/TAPE SELECT
STOP1 POSITION/PAL
STOP 2 POSITION
STOP 2 POSITION/SAFETY TAB SW
STEREO H
SUB BIAS
SUB SW
S-VHS CASSETTE
SW 5V DETECT
SYNC
L
L
H
L
−
)
H
L
SYSCON 5V
SYSTEM
T-PHOTO
T-RL. PLS
T. BUSCLK
T. BUSLSN
T. BUSTLK
T. END [L]
T. PHOTO
TAPE END [L]
TAPE END [L]/CAM
TEST
TPZ
TRIC [L]
TRICK [L]
TRK. ENV
TU. AUDIO
TU. GND
TU. V. IN
TU. VIDEO
TUN NOR IN
TUN R
TUN. AUDIO IN
TUNER 12V
TUNER L
TUNER V IN
TUNER [L]
TUNER [N]
TUNER [R]
TUNER. 12
TUOFF [H]
TV. AUDIO
TV/VTR
TXTON [L]
U. REG45V
UNREG
UNREG19V
V. REF
V. EE [H]
V. EE [L]
VCO REF
VD. IN
VD. OUT
VIDEO EE [L]
VIDEO IN
VIDEO OUT
VM
VM DOWN [L]
VSS
VTR [H]
VTR. 12V
X IN
X OUT
SYSTEM CONTROL 5V
SYSTEM SW
TAKE-UP PHOTO TRANSISTOR
TAKE-UP REEL PULSE
TIMER BUS CLOCK
TIMER BUS LISTEN
TIMER BUS TALK
TAPE END
TAKE-UP PHOTO TRANSISTOR
TAPE END
TAPE END L/CAMERA PAUSE
TEST MODE
TRAPEZOIDAL WAVE CIRCUIT
TRIC PLAY
TRIC PLAY L
AUTO TRACKING ENVELOPE DETECT
TUNER AUDIO
TUNER GND
TUNER VIDEO SIGNAL INPUT
TUNER VIDEO
TUNER NORMAL INPUT
TUNER AUDIO (R)
TUNER AUDIO INPUT
TUNER 12V
TUNER AUDIO (L)
TUNER VIDEO SIGNAL INPUT
TUNER AUDIO (L)
TUNER AUDIO (NORMAL)
TUNER AUDIO (R)
TUNER 12V
TUNER OFF
TV AUDIO
TV/VTR
TEXT ON
UNREGULATOR 45V
UNREGULATOR
UNREGULATOR 19V
REFERENCE VOLTAGE
VIDEO EE
VIDEO EE L
REFERENCE OSCILLATER
VIDEO SIGNAL INPUT
VIDEO SIGNAL OUTPUT
VIDEO EE
VIDEO SIGNAL INPUT
VIDEO SIGNAL OUTPUT
MOTOR VOLTAGE
MOTOR VOLTAGE DOWN
VERTICAL SYNC SIGNAL
VTR
VTR 12V
OSCILLATOR INPUT
OSCILLATOR OUTPUT
L
L
L
H
L
H
L
L
H
Pin No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28O
29
30
31
32
33
34
35
In/Out
Port Name
IOP.FAIL.IN(L)
SP(L)
I
S.REEL.PULSE
I
T.REEL.PULSE
I
I.R.
O
OSD REC1
O
OSD REC1
O
FM MUTE(H)
O
VIDEO EE(H)
O
FL DRV CS(L)
O
SQ PB(H)
O
VTR(H)/TV(L)
O
CH H/L
O
IC.CLK
I
IC.LSN
O
IC.TLK
O
IIC.TALK/LSN
O
IIC.CLK
I
N.C.
O
HALF WAVE(H)
O
CURRENT LIMIT
O
CAP R/F
O
VIDEO H.SW
O
ART V/H/N
I
RESET(L)
O
D.A.REC(H)
O
D.REC(H)
CUR. EMPH(H)
O
128Hz
FULL ERASE(L)O
BIAS(L)
O
O
AHSW
CAP ET
O
O
CYL ET
N.C.
I
Function
Power failure detection input.
This port supplies low during SP mode.
Supply reel pulse input.
Take-up reel pulse input.
Remote Controller pulse input.
OSD REC control output.
OSD REC control output.
Hi-Fi audio mute control output.
EE:Low
VV:High
FIP driver chip selection.
This port is high during S-VHS playback mode.
VTR/TV modeswitching control.
Channel switching control.
FIP driver serial clock output.
FIP driver serial data input.
FIP driver serial data output.
IIC serial data in/output
IIC serial clock output
Not used
Capstan torque switching control.
1. FF/REW Mode
Capstan rotation speed is 1300 rpm or more without VHS-C cassette:High
Capstan rotation speed is less than 1300 rpm without VHS-C cassette:High impedance
VHS-C cassette:Highimedance
2. Except FF/REW Mode:High impedance
Capstan motor current limitter output.
Capstan rotation direction control.
Reverse : High
Forward : Low
Video hea d switching signal output.
This port supplies artificial vertical sync signal to stabilize the picture in special playback mode.
This port is low during reset.
Audio signal recording on/off control.
Video signal recording on/off control.
This port supplies high during a certain time from starting the recording.
Oscillator output for main clock adjustment.
Full erase on/off control.
ON:Low
OFF:High
Audio signal recording on/off control.
Audio head switching signal output.
Capstan torque control.
Cylinder torque control.
Not used
Digital 5V
Oscillator output.
Oscillator input.
GND
Oscillator input.
Oscillator output.
Operating mode select.
This port supplies high during Superimpose OSD is displayed in MESECAM mode .
Picture mode control output.
AnalogueV-sync input.
Picture mode control input.
Composite video signal output.
GND
Composite video signal input.
Composite video signal input.
+5V
AFC low pass filter output.
AFC low pass filter input.
4 muliply low pass filter output.
4 muliply low pass filter input.
SECAM chroma signal mute control output.
This port supplies low during SECAM tape playback.
OSD digital data output.
I/M:Low
BG/DK:High Impedance
OSD digital data output.
This port supplies high during OSD MENU modeand VV mode.
Audio mute control output.
This port supplies high during recording in EP(9H) mode.
GND
Cylinder PFG input.
GND
Capstan FG output.
Capstan FG input.
Op amp output for 1/2 VDD reference.
Op amp input for 1/2 VDD reference.
GND
Control amp reference input.
+5V
Control signal (+) in/output.
Control signal (-) in/output.
Control amp output.
Not used
This port supplies low during except FF and REW modes.
Model code input.
Model code input.
Not used
This port supplies high during the mechanism is loaded.
This port supplies high during the mechanism is unloa ded.
Dew detection input.
Pin No. In/Out Port Name
85
86
87
88
89
90
91IPOS SW2
92
93
94
95
96
97
98OROTARY SW
100
INORM/SERV/T2/TEST
T-PHOT
I
S-PHOT
I
T.S.CURVE
I
ITRACKING ENVE
IPOSSW1
I
POS SW3
S.TAB(L)
I
N.C.
I
POWER SAVE(H)
O
POWER OFF(H)
O
O
SLOW MODE (H)
H.A.SWO99
ENVE SELECTI
Function
Normal/Service/Test2/Test mode selection.
INPUT VOLTAGE
More than 4.0V
2.5V - 4.0V
1.0V - 2.5V
Less than 1.0V
This port receives less than 2.4V when Take-up photo sensor detects the tape beginning.
This port receives less than 2.4V when Supply photo sensor detects the tape end.
Tuner S curve input.
Playback envelopeinput for auto tracking adjustment.
Mechanism position detection input.
P.SW 3
(*1) The Pinch Roller is on the Capstan motor shaft.
This port receives low while thecassettetapewith safety tab is inserted.
Not used
FIP on/off control during power off.
FIP off:High
FIP on:Low
Power on/off control.
Not Used
Rotary switching signal output.
Head amp switching signal output.
1. 4 Head model
LP/EP:High
SP:Low
2. 2 Head model
Low
This port receives the playback envelope signal level to select the video head in special playback
mode.
FAMI MODE:When setting the NTSC CONVERTER to ON on the OSD Screen Display,
the signals from NTSC Signal Source (ex.NTSC GAME Machine)connected
to the VCR can be appeared on the PAL TV.However when recording,
NOTE:THE MEASUREMENT MODE OF THE DC VOLTAGE IN THE BRACKETS ON THIS DIAGRAM IS RECORD MODE
WITH PAL COLOUR.(SP MODE)
THE MEASUREMENT MODE OF THE DC VOLTAGE OUT OF THE BRACKETS ON THIS DIAGRAM IS PLAYBACK MODE
WITH PAL COLOUR SIGNAL.(SP MODE)
( )
NOTE:DO NOT USE ANY PART NUMBER SHOWN ON THIS
SCHEMATIC DIAGRAM FOR ORDERING.WHEN YOU
ORDER A PART,PLEASE REFER TO PARTS LIST.
7654321
HOT
CAUTION
THE STRIPED FRAME INDICATES THE PRIMARY CIRCUIT TO DISTINGUISH THE PRIMARY
FROM THE SECONDARY CIRCUIT.
PAY ATTENTION NOT TO RECEIVE AN ELECTRIC SHOCK DURING REPAIR AND SERVICE OF
THE PRODUCTS.
:TO POWER SUPPLY/RF SECTION
R
:TO TIMER SECTION
T
F
L1121
VLF1498G0R3
43
12
R1155
12K
O.S.C
C1121
330P
15.9
Q1180
2SB1030A
(PROTECTOR)
R1156
12K
R1120
330K
R1180
2200
DRIVE
+
R1157
12K
-
C1132
0.1
R1158
12K
R1181
2200
15.9
Q1181
2SD1330
(PROTECTOR)
D1140
S1WBA80-4062
3
2
R1182
100
R1183
100K
-259
0
+
1
C1140
400V
82:
A/C/D/
E
400V
68:
B/F
-
LB1125
0
LB1150
VLP0056
D1150
11EQS04
D1180
1SS254
C1181
1000P
R1185
1500
R1150
0.51
~
4
32
~
0.1
C1180
6V330
R1160
560K
R1159
470K
R1151
330
LB1126
0
R1186
1M
R1184
1M
C1153
35V47
C1151
100P
R1162
22K
R1161
22K
D1153
MA185
R1163
47
D1200
1SS254
C1201
8200P
C1152
0.01
D1152
AP01CV2
LB1124
0
C1124
1000P
D1151
MA7300B
(ONLY USED FOR AMJ)
P1101
VJS3306
E
AC INLET
P1102
(TO AC CORD)
AC(A)
AC(N)
1
2
F1101
VSF0243C16
(A/D/F)
D1111
ERZVA5Z471
(A/D/F)
(B/C/E)
L1120
VLF1498G0R3
21
34
(A/D/F)
LB1123
0
LB1122
0
C1122
0.1
R1154
12K
R1153
12K
D
C1120
330P
IC1150
STRF6552LF
C
B
REG
T.S.D
15.9
4
O.V.PSTART
LATCH
T1150
VLT0972
18
S7
17
P1
3
P2
4
V1
6
V2
7
Q1200
PC123ZY2
15.9
4
5.5
32
S8
16
S3
15
S4
14
S6
13
S1
12
S2
11
S5
10
5.9
1
4.8
D1280
11EQS06
IP1280
VSF0015A10T
12
C1260
100P
D1261
21DQ06FC4
D1270
ERA22-04
C1250
100P
D1250
RL2ZPLF-C4
C1230
100P
D1230
ERA22-04
R1204
R1200
560
270
IC1200
TL431CLP
C1281
10V390
C1261
10V1200
C1271
35V100
C1251
25V820
C1231
50V47
R1203
2700
R1201
27K
L1260
22u
L1270
100u
L1250
22u
L1230
100u
R1202
2200
C1262
10V330
C1272
0.01
C1252
25V330
C1232
0.01
HEATER (+)
HEATER (-)
UNREG 5.9V
UNREG -29V
UNREG 16V
UNREG 36V
R
T
R
R
T
R
R
A
IMPORTANT SAFETY NOTICE:
COMPONENTS IDENTIFIED WITH THE MARK HAVE THE SPECIAL CHARACTERISTICS FOR SAFETY.
WHEN REPLACING ANY OF THESE COMPONENTS,USE ONLY THE SAME TYPE.
D1201
C1150
1000P
1SS254
0.4
1
R1152
1K
5
R1206
2200
CAR
C1200
0.1
R1205
1K
2.44.3
NOTE:THE MEASURMENT MODE OF THE DC VOLTAGE ON THIS DIAGRAM IS STOP MODE.
NOTE1:WHEN MEASURE THE VOLTAGE OR WAVEFORM ON THE POWER TRANSFORMER
CIRCUIT,SET THE GND TERMINAL OF MEASURING POINT AS FOLLOWS.
PRIMARY SIDE.....
SECONDARY SIDE...
NOTE2:THE DC VOLTAGE INDICATED IN PRIMARY SIDE IS SHOWN THE VOLTAGE WHEN
INPUT AC IS 240V.
NOTE:DO NOT USE ANY PART NUMBER SHOWN ON THIS
SCHEMATIC DIAGRAM FOR ORDERING.WHEN YOU
ORDER A PART,PLEASE REFER TO PARTS LIST.
987654321
10
;TO POWER TRANSFORMER SECTION
P
:TO SYSTEM CONTROL & SERVO SECTION
S
:TO LUMINANCE & CHROMINANCE/AUDIO SECTION
V
H
:TO HEAD AMP SECTION
T
:TO TIMER SECTION
G
S
CYL REG 14V
S
CAP REG 14V
P
HEATER(-)
P
HEATER(+)
H
POWER SAVE
S
SYS UNREG 5V
S
PS HEATER(+)
F
E
T
P
UNREG 16V
S
POWER OFF
P
UNREG 36V
REG 5V
S
V
VIDEO 5V
VS
H
CYL UNREG 5.9V
S
L
D
P
UNREG 5.9V
S
GND
V
GND
H
GND
T
GND
S
GND(FG)
S
GND(MOTOR)
S
C
GND(CYL)
R1003
10K
D1009
0
R1004
10K
D1008
0
IC1001
PQ20VB2E
OUT
IN
14.315.9
R1009
68K
C1014
25V47
IP1003
VSF0015A025
21
C1007
0.01
D1004
MA4130NL
IP1001
UNH000300A
12
IP1002
UNH000300A
12
C1001
0.01
GND
C1002
0.01
1.2
ON/OFF
4321
R1010
43K
C1008
16V47
D1001
MA4051NM
D1002
1SS254
R1011
7500
R1007
10K
Q1003
2SD1330
(5V REG)
5.9
R10051KR1006
1K
-12.9
QR1001
UN2112
(POWER SAVE
:OFF)
H
Q1005
2SD1330
(12V REG)
(12V REG)
12.9
R1013
10K
5.25.6
Q1004
2SD1330
(5V REG)
5.6
5.9
Q1001
2SD602A
(POWER SAVE:OFF)
-13.1
-12.3
R1001
R1002
5600
5600
4.9
0
5.0
12.316.1
R7602
R7601
330
330
C1004
6V100
5.2
C1005
6V100
L7606
0
L7604
33u
L7603
33u
L7602
0
AUDIO MAIN SIGNAL PATH IN REC MODEVIDEO MAIN SIGNAL PATH IN REC MODE
AUDIO MAIN SIGNAL PATH IN PLAYBACK MODEVIDEO MAIN SIGNAL PATH IN PLAYBACK MODE
TU7601
TUNER UNIT
ENG57809G:A
ENG57807G1:B/C/D/F
ENG57808G1:E
1
C7611
0.01
C7609
0.01
C7605
50V10
C7613
6V100
C7612
6V100
C7608
6V100
D7601
MA4300NM
A10
A9
A8
A7
A6
A5
A4
A3
(B/C/D/E/F)
R7607 0
R7606 0
R7609 1K
R7605 1K
R7603
0
(A/E)
R7604
0
(A/E)
L7605 33u
C7606
33P
C7607
33P
C7601
0.22
(A)
(E)
C7614
4700P
1.8
QR7601
0
UN2213
(INV.)
RF 5V
2
GND
3
DATA/CH SW
4
CLOCK/CONTROL
5
RF 5V
6
VIDEO OUT
7
AUDIO OUT
8
9
10
11
CLOCK
12
DATA
13
GND
14
RF 5V
15
SW1
16
BTL 30V
17
IF OUT
18
IF IN
19
SW1
20
PAL BG
21
TUNER AUDIO
22
23
AFC S-CURVE
24
TUNER VIDEO
REG 5V
25
H
REG 12V
V
UNREG 5.9V
TS
B
A10
A1
A2
A3
A5
A6
A7
A8
A9
S
IIC DATA
IIC CLOCK
S
S
CH H/L
VCRA4S
S
AFC S-CURVE
V
TUNER VIDEO
V
TUNER AUDIO
S
PAL BG
V
RFC AUDIO OUT
V
RFC VIDEO OUT
H
H
IP1004
UNH000300A
12
R1008
1800
A
IMPORTANT SAFETY NOTICE:
COMPONANTS IDENTIFIED WITH THE MARK HAVE THE SPECIAL CHARACTERISTICS FOR SAFETY.
WHEN REPLACING ANY OF THESE COMPONENTS,USE ONLY THE SAME TYPE.
C1013
0.01
D1005
MA4051NM
D1006
1SS254
Q1007
2SD1330
(5V REG)
5.7
5.8
5.1
C1011
6V100
A2A1
NOTE:DO NOT USE ANY PART NUMBER SHOWN ON THIS
SCHEMATIC DIAGRAM FOR ORDERING.WHEN YOU
NOTE:THE MEASUREMENT MODE OF THE DC VOLTAGE ON THIS DIAGRAM IS STOP MODE.
Components identified with the mark“
components, use only the same type.
2. Be sure to make your orders of replacement parts according to the parts list.
3. The parts which [MAVD] or [MAV] is indicated in Remarks column will be supplied from MAVD or MAV factory.
” have the special characteristics for safety. When replacing any of these
http://cxema.ru
4. Parts with no Ref. No. in "EXPLODED VIEW" are not supplied. And some Ref. No. will be skipped. Be sure to make your
orders of replacement parts according to the parts list.
5. Washers are not reusable. If removed, Install a new one.
6. Unless otherwise specified;
All resistors are in OHMS, K=1,000 OHMS. All capacitors are in MICROFARADS(uF), P=MICROMICROFARADS(uuF).
7. The C.B.A. units marked with“Ы” show below the main assembled parts.
8. ABBREVIATION
(RTL): Retention Time Limited
This indicates the retention time is limited for this item. After the discontinuation of this assembly in
production, it will no longer be available.
C.B.A.:Circuit Board Assembly
[MAVD]: Supplied from MAVD factory
This item will be supplied from MAVD factory.
[MAV]:Supplied from MAV factory
This item will be supplied from MAV factory.
9. IDENTIFICATION OF VCR TYPE (NV-SJ200AM and NV-SJ205AM only)
There are 3 types of each "AM" model.
Type-1.Not indicated the country of origin.
Type-2.Indicated the country of origin in the Name Plate of the rear side of VCR.(Except Malaysian market)
Type-3.Indicated the country of origin in the Name Plate of the rear side of VCR.(For Malaysian market)
The 3 types of each VCR do not have difference in electrical. However, any standard accessories and packing parts are
different. Therefore they are indicated in Remarks column in the Mechanical parts list as following table.
When servicing, confirm the type of VCR and be sure to make your order replacement parts according to the parts list.
Model No.TypeIndication in Remarks
column in the parts list
NV-SJ200AM
1. Not indicated the country of originNV-SJ200AM
2. Indicated the country of origin (except Malaysian Market)NV-SJ200AMC
3. Indicated the country of origin (For Malaysian Market)NV-SJ200AMM
NV-SJ205AM
4. Not indicated the country of originNV-SJ205AM
5. Indicated the country of origin (except Malaysian Market)NV-SJ205AMC
6. Indicated the country of origin (For Malaysian Market)NV-SJ205AMM