Panasonic NV-HD642EE User manual

http://servis-manual.com/
Service Manual
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ORDERNO.VRD9904008C2
VideoCassette Recorder
lNV-HD642EE/NV-HD642EE-K/NV-HD647EE
Z-MECHANISM
©1999 MatsushitaElectricIndustrial Co., Ltd.Allrightsreserved.Unauthorized copying and distribution isaviolation of law.
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T1101-3 STOP
8.0Vp-p (2msec. div.) T1101-7 STOP 100Vp-p (5µsec. div.) IC1101-1 STOP 500Vp-p (5µsec. div.) IC1101-2 STOP 11Vp-p (10µsec. div.) IC1101-4 STOP 0.8Vp-p (10µsec. div.)
IC1101-5 STOP
1.4Vp-p (10µsec. div.) IC1101-6 STOP 4.0Vp-p (10µsec. div.) IC1101-7 STOP 0.6Vp-p (10µsec. div.) Q1111-1 STOP 0.5Vp-p (5µsec. div.) IC2501-1,2,16 REC 9.0Vp-p (2msec. div.)
IC6001-13 PAUSE
4.8Vp-p (10msec. div.) IC6001-15 REC 4.8Vp-p (10msec. div.) IC60001-18 REC 5.0Vp-p (10msec. div.) IC6001-68,69 REC 5.0Vp-p (5msec. div.) IC6001-70 REC 5.0Vp-p (5msec. div.)
IC6001-71 REC
5.0Vp-p (5msec. div.) IC6001-72 REC 5.0Vp-p (5msec. div.) IC6001-79,80 FF/REW 5.0Vp-p (1msec. div.) IC6001-84 REC 5.0Vp-p (10msec. div.) IC6001-85 REC 0.8Vp-p (5msec. div.)
IC6001-86 REC
5.0Vp-p (10msec. div.) IC6001-91,92 REC 6.0Vp-p (10msec. div.) IC6001-97 PLAY 4.2Vp-p (10msec. div.) IC7501-4 STOP 2.2Vp-p (0.2µsec. div.) IC7501-13,14 STOP 5.0Vp-p (5msec. div.)
IC7501-15 STOP
5.0Vp-p (5msec. div.) IC3001-2 REC 1.5Vp-p (5msec. div.) IC3001-4 PLAY 5.0Vp-p (5msec. div.) IC3001-14 REC 0.4Vp-p (5msec. div.) IC3001-15 PLAY 0.6Vp-p (20µsec. div.)

IC3001-20 PLAY
150mVp-p
(20µsec. div.)
IC3001-24 REC/PLAY
5.0Vp-p (10msec. div.) IC3001-37 REC/PLAY 5.0Vp-p (5msec. div.) IC3001-38 REC/PLAY 5.0Vp-p (5msec. div.) IC3001-42,43 PLAY 0.4Vp-p (20µsec. div.)
IC3001-48 REC
1.0Vp-p (20µsec. div.) IC3001-52 REC/PLAY 2.0Vp-p (20µsec. div.) IC4001-5,6 REC 1.2Vp-p (5msec. div.) IC4001-15,16 REC/PLAY 1.2Vp-p (5msec. div.) IC4001-20 REC 1.2Vp-p (5msec. div.)
IC4001-21 REC/PLAY
1.2Vp-p (5msec. div.) IC4001-36 REC 0.6Vp-p (20µsec. div.) IC4001-37 PLAY 0.5Vp-p (20µsec. div.) IC4001-41 REC/PLAY 5.0Vp-p (5msec. div.) IC4001-42 REC/PLAY 5.0Vp-p (5msec. div.)
Q4005-C REC
Q4007-C REC
9.0Vp-p (5µsec. div.)
Q4907-B REC/PLAY
Q4909-B REC/PLAY
1.0Vp-p (20µsec. div.)
PK7701-8,9 REC/PLAY
5.0Vp-p (10msec. div.) PK7702-13,15 REC/PLAY 2.0Vp-p (20µsec. div.) P501-3 REC 0.3Vp-p (20µsec. div.)
P501-4 PLAY
1.2Vp-p (20µsec. div.) P501-9 REC/PLAY 5.0Vp-p (10msec. div.) P501-10 REC 0.3Vp-p (5msec. div.) P501-11 PLAY 0.5Vp-p (5msec. div.)

(HD647)
S3
EVQ11L07B
S7515
SERACH
UNREG 6V
ERA15-08V5
D1109
ERA15-08V5
D1110
0.1
C1106
RD100E
D1118
RK36LF-C4
D1114
RK36LF-C4
D1113
22u
L1101
10V330
C1117
10V1200
C1105
P1001(Page:58/F-1) TO POWER SUPPLY/RF SECTION
PT
NC
V2
V1
NC
P2
P1
8
S5
S2
S1
S6
S4
S3
S7
S8
S9
4.7M
R1106
3.9M
R1105
5
2
STRM6559LF14
IC1101
63
7
5
MA4220H
D1106
10K
R1110
O.V.PSTART
REG
TRIGER T.S.D
LATCH
O.S.C O.C.P
DRIVE
220K
R1107 6V330 C1110 1000P C1111
MA700
D1105
100
R1108
4
2
1
330
R1112
1
R1113
1500
R1109
VLP0074
LB1105
180
R1111
10 9
F
E
EVQ11L07B
S7514
FF
EVQ11L07B
S7513
REW
EVQ11L07B
S7512
STOPPLAY
EVQ11L07B
S7511
UNREG 14V
GND(MOTOR)
GND
GND
16
15
14
13
12
100P
C1142
100P
C1116
2700
R1116
0.1
C1102
uPC1093J
IC1102
CAR
2700
R1121
8200
R1119
2700
R1120
8200P
C1112
1SS254
D1107
3300
R1114
MA7300B
D1130
35V47
C1114
18
MA185
D1104
33
R1115
0.01
C1109
AP01CV2
D1103
47P
C1108
39K
R1102
1000P
C1103
33
400V
C1120
1000P
C1104
SECONDARY SIDE...
PRIMARY SIDE.....
CIRCUIT,SET THE GND TERMINAL OF MEASURING POINT AS FOLLOWS.
NOTE1:WHEN MEASURE THE VOLTAGE OR WAVEFORM ON THE POWER TRANSFORMER
INPUT AC IS 240V.
NOTE2:THE DC VOLTAGE INDICATED IN PRIMARY SIDE IS SHOWN THE VOLTAGE WHEN
WHEN REPLACING ANY OF THESE COMPONENTS,USE ONLY THE SAME TYPE.
COMPONENTS IDENTIFIED WITH THE MARK HAVE THE SPECIAL CHARACTERISTICS FOR SAFETY.
IMPORTANT SAFETY NOTICE:
XBA2C16TH15
F1101
VJS3306
P1101
AC INLET
34
21
ELF15N005A
L1107
1000P
C1101
0.1
C1118
330K
R1122
ELF17N004A
L1108
34
21
0.1
C1119
1
23
4
S1WBA60S
D1102
~-
+
~
CNX82A5387
Q1111
560
R1101
270
R1125
1
2
34
5
6
VLT0940
T1101
4
3
6
7
12
15
10
11
13
14
16
17
100P
C1139
100P
C1133
ERA22-04
D1123 63V47
C1137
25V680
C1131
25V330
C1132
RL2ZPLF-C4
D1121
100u
L1123
22u
L1121
0.01
C1138
50V100
C1140
0.01
C1141
ERA22-04
D1124
100u
L1124
22u
L1122
10V1200
C1134
10V1000
C1135
12
11EQS04
D1125
VSF0015A10T
IP1101
10V330
C1143
0.01
C1144
0.01
C1145
P1103
UNREG 36V
HEATER(-)
UNREG 5.6V
HEATER(+)
N.SW -29V
ANF
AN2
F1(GND)
11
10
D
C
B
87654321
A
AN3
9
8
7
6
5
4
3
2
1
NOTE:THE MEASURMENT MODE OF THE DC VOLTAGE ON THIS DIAGRAM IS STOP MODE.
ORDER A PART,PLEASE REFER TO PARTS LIST.
SCHEMATIC DIAGRAM FOR ORDERING.WHEN YOU
NOTE:DO NOT USE ANY PART NUMBER SHOWN ON THIS
HOT
THE PRODUCTS.
PAY ATTENTION NOT TO RECEIVE AN ELECTRIC SHOCK DURING REPAIR AND SERVICE OF
FROM THE SECONDARY CIRCUIT.
THE STRIPED FRAME INDICATES THE PRIMARY CIRCUIT TO DISTINGUISH THE PRIMARY
CAUTION
2.54.5
1.0
13.5
1.1 0
4.8
5.9
276
0
0
1.1
0.3
16.7

H
H
H
H
LH
L
PAL I
REG 5V
0.1
C7618
A8
0.1
C7615
VLP0125
L7606
0.01
C7608
A8 PAL I S
AUDIO MAIN SIGNAL PATH IN REC MODE
AUDIO MAIN SIGNAL PATH IN PLAYBACK MODE
VIDEO MAIN SIGNAL PATH IN REC MODE
VIDEO MAIN SIGNAL PATH IN PLAYBACK MODE
0.01
C1006
1K
R7616
82K
R1011
PQ20VB2E
IC1001
2SD1996
Q7801
WHEN REPLACING ANY OF THESE COMPONENTS,USE ONLY THE SAME TYPE.
COMPONENTS IDENTIFIED WITH THE MARK HAVE THE SPECIAL CHARACTERISTICS FOR SAFETY.
IMPORTANT SAFETY NOTICE:
NOTE:THE MEASURMENT MODE OF THE DC VOLTAGE ON THIS DIAGRAM IS STOP MODE. ORDER A PART,PLEASE REFER TO PARTS LIST.
SCHEMATIC DIAGRAM FOR ORDERING.WHEN YOU
NOTE:DO NOT USE ANY PART NUMBER SHOWN ON THIS
50V2.2
C7621
50V2.2
C7620
A1 A2
2SD1328
Q7604
2SD1328
Q7606
100K
R7620
2SB709A
Q7605
(Page:69/C-1) PK7302 TO NICAM DECODER PACK
1800
R7621
A3
150K
R7622
150K
R7623
TUNER AUDIO(L)
GND
TUNER AUDIO(R)
OSD IIC DATA
OSD IIC CLOCK
PK7302
6
5
4
3
2
1
A4
A5
0.1
C7619
10u
L7609
(Page:69/D-1) PK7301 TO NICAM DECODER PACK
PK7301
REG 5V
TUNER AUDIO(N)
GND
SIF/QPSK
7
6
5
4
3
2
1
(Page:68/D-2) PACK PK0701 TO TV DEMODULATOR
PK0701-10
PK0701-9
PK0701-8
PK0701-7
PK0701-6
PK0701-5
PK0701-4
PK0701-3
PK0701-2
PK0701-1
A6
2SD601A
Q7601
1SS254
D7604
1SS254
D7603
560
R7614
10K
R7615
50V1
C7616
MUN2213
QR7601
0
R7613
A7
0
R7612
0.22
C7614
A9
REG 5V
DATA
CLOCK
BTL
BPL
BT
AUDIO OUT
VIDEO OUT
DATA
TUNER 5V
CLOCK
GND
N.SW 5V
SIF/QPSK
TUNER VIDEO
VIDEO MUTE
AFC S-CURVE
GND
TUNER AUDIO(N)
REG 12.3V
24
23
22
21
20
19
18
17
16
15
DU7601
VLP0125
L7605
VLP0125
L7604
6V100
C7607
100
R7602
100
R7601
100
R7606
100
R7607
A10
A11
33P
C7605
33P
C7606
L7603 33u
ENG47298G1
TUNER UNIT
TU7601
1K
R7603
A12
A13
14
13
12
11
10
9
8
7
6
5
4
3
2
1
MA4300M
D7601
0.1
C7609
50V10
C7610
2.7u
L7602
6V100
C7603
VLP0125
L7601
0.01
C7602
6V100
C7601
A13
A12
A11
A10
A9
A7
A6
A5
A4
A3
A2
A1
OSD IIC CLOCK
VIDEO OUT
RFC AUDIO OUT
SYS IIC DATA
SYS IIC CLOCK
AFC S-CURVE
TUNER VIDEO
TUNER AUDIO(N)
OSD IIC DATA
AUDIO DEF
TUNER AUDIO(L)
TUNER AUDIO(R)
V
V
S
S
T
I
I
V
V
S
V
V
16V10
C1011
2200
R1005
2SD602A
Q1007
10V22
C1001
1SS254
D1003
MA4051M
D1004
0.01
C1002
2SD1996
Q1003
MUN2213
QR1005
2700
R1012
10V22
C1005
1SS254
D1010
MA4051M
D1009
2SD1996
Q1006
UNH000300A
IP1001
12
12K
R1027
0.01
C1007
1SS254
D1018
MA4120NM
D1017 16V47 C1008
16V47
C1010
2SD1996
Q1009
6V220
C7617
470
R7617
2SD1328
Q7603
(POWER SAVE:OFF)
2SD1328
Q7602
2700
R1201
uPC1093J
IC1201
0.01
C1202
RAC
2700
R1202
47K
R1203
0.1
C1207
0.01
C1204
0.01
C1208
0.1
C1206
0.1
C1205
6V100
C1201
2SD2259
Q1201
10V22
C1203
1K
R1204
2SD1996
Q1202
330(2W)
R7608
330(2W)
R7609
VLP0125
LB7601
EX.SYSTEM 5V
N.SW 5V
BIAS 5V
REG 12.3V
UNREG 13V
S
IVS I T
V
V
T
V
N.SW 12V
SLEEP S
12K
R1023
1SS254
D1016
16K
R1014
15K
R1013
UNREG 14V SI
ON/OFF GND OUT IN
4321
VSF0015A025
IP7601
21
UNH000300A
IP1202
21
12
UNH000300A
IP1201
R1010 10K
GND(D)
GND(CYL)
GND(MOTOR)
GND(FG)
GND(A)
GND
UNREG 5.6V
VI
SVI
V
S
S
S
T
T
S
MUN2213
QR1002
10K
R1009
SLEEP
POWER OFF
S
S
MUN2211
QR1003
1SS254
D1005
MA4120M
D1006
0.01
C1004
2SD25440PQA
Q1005
16V47
C1003
MA723
D1013
11ES1
D1011 11ES1 D1012
8200
R1008
8200
R1007
2SB710A
Q1004
4700
R1006
68K
R1019
68K
R1018
2200
R7801
6V22
C7802
1SS254
D7802
MA4051M
D7801
0.01
C7801
UNH000300A
IP7801
12
MUN2112
QR1006
2SD601A
Q1008
33K
R1026
33K
R1025
1SS254
D1015
5600
R1004
5600
R1003
2SD602A
Q1002
MUN2112
QR1001
2SD601A
Q1001
33K
R1001
33K
R1002
56K
R1017
56K
R1016
10K
R1024
10K
R1022
12K
R1015
UNREG 14V
GND(MOTOR)
GND
GND
UNREG 36V
HEATER(-)
UNREG 5.6V
HEATER(+)
UNREG 6V
N.SW -29V
S3
ANF
AN2
GND
AN3
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
TO POWER P1102(Page:57/F-10)
P1001
VIDEO 5V
REG 5V
OSD 5V
V
S
V
SW -29V I
HEATER(+)
HEATER(-)
FIP -29V
AN3
AN2
S3
FIP
S :TO TIMER SECTION(Page:59)
:INPUT/OUTPUT SECTION(Page:64) I
V
:TO LUMINANCE CHROMINANCE/AUDIO SECTION(Page:62)
:TO SYSTEM CONTROL & SERVO SECTION(Page:60) S
T
T
T
T
T
T
S
10 987654321
G
F
E
D
C
B
A
H
HL
H
L
0
0.7
(MUTE)
(MUTE)
11.9
0
0.9
1.50.7
(BUFFER)
0.7
0
(MUTE)
(MUTE)
0.7
0
5.8
5.55.6
5.1
5.8
5.6
(5V REG.)
(5V REG.)
5.1
5.8
5.6
(5V REG.)
(5V REG.)
4.7
5.4
5.4
(POWER SAVE:OFF)
5.4
6.2
5.5
2.55.8
5.8
5.5 5.1
5.1
5.8
5.5
(5V REG.)
(5V REG.)
0
5.8
(SLEEP :ON)
TL1
(12V REG.)
12.0
12.6
13.9
1.2 14.715.0
(SLEEP :OFF)
:ON)
(POWER OFF
4.8
0
0
12.9
(12.3V REG.)
12.4
12.9
13.9
35.4
34.7
35.4
(POWER SAVE:OFF)
(5V REG.)
5.2
5.8
6.3
5.1
5.1
0
(SLEEP :OFF)
-28.6
-29.3-29.4
(POWER SAVE:OFF) (FIP ON/OFF CONTROL)
-13.5
-14.2-14.2
-28.6
-29.4 -29.3
(FIP ON/OFF CONTROL)
(FLP :ON)
5.0
0
5.1

L
L
L
LL
I
V
S
P
(HD647)
(HD647)
REC
TIMER
OTR
REC/
CH DOWN CH UP
5600
R7515
8200
R7514
5600
R7510
8200
R7509
5600
R7504
8200
R7555
12K
R7556
3300
R7535
S
POWER SW
P
P
P
AN2
S3
AN3
4300
R7511
EVQ11L07B
S7503
EVQ11L07B
S7504
EVQ11L07B
S7506
EVQ11L07B
S7507
4300
R7516
0.068
C7519
45
A.DUB
EVQ11L07B
S7517
P7502
(Page:70/B-1) TO AV FRONT P6501
2SD1994
Q7502
470
R7529
10K
R7536
P6501-1
P6501-2
P6501-3
P6501-4
P6501-5
P6501-6
P6501-7
P6501-8
SAT IR
UNREG 13V
FRONT VIDEO
GND(A)
FRONT AUDIO(R)
GND(A)
FRONT AUDIO(L)
8
7
6
5
4
3
2
1
GND(A)
UNREG 13V
FRONT AUDIO(L)
FRONT AUDIO(R)
FRONT VIDEO
P
P
V
V
I
SAT IR
V
10 98
2SB709A
Q7501
3300
R7531
3300
R7532
:TO INPUT/OUTPUT SECTION(Page:64)
WHEN YOU ORDER A PART,PLEASE REFER TO PARTS LIST.
ORDERING.
DO NOT USE ANY PART NUMBER SHOWN ON THIS SCHEMATIC DIAGRAM FOR
NOTE:
NOTE:THE MEASUREMENT MODE OF THE DC VOLTAGE ON THIS DIAGRAM IS STOP MODE.
E
F
D
C
B
A
7654321
M35500AFP
IC7501
P3
P2
P1
P0
VEE
VEE
SCLK
SD OUT
SD IN
CS
P4
P6 P7
SEG 17 SEG 16 SEG 15 SEG 14 SEG 13 SEG 12 SEG 11 SEG 10
P5
AN1 AN2 AN3 AN4 AN5 RESET X IN VSS X OUT VDD AN0
SEG 0
SEG 1
SEG 2
SEG 3
SEG 4
SEG 5
SEG 6
SEG 7
SEG 8
SEG 9
VDD
0.01
C7501
5.6
R7501
100
R7517
R7525 30K R7524 30K R7523 30K R7533 30K
R7521 10K R7520 10K
47P
C7506
100
R7512
3300
R7507
3300
R7508
3300
R7506
0.1
C7505
0.01
C7509
10K
R7528
6V220
C7515
0.1
C7513
MA723
D7523
VCE0073
C7514
180
R7527
PNA4611M02VT
IC7504
RN5VD28AA
IC7505
S80743AL
IC7502
TAB
SEFETY
0.01
C7508
220
R7534
TV REC
DIRECT
EVQ11L07B
S7509
POWER
EVQ11L07B
S7510
VES0834
S7505
EJECT
EVQ11L07B
S7516
4300
R7505
MA4220
D7521
50V10
C7502
2K
R7503
2K
R7502
:TO SYSTEM CONTROL & SERVO SECTION(Page:60)
:TO POWER SUPPLY/RF SECTION(Page:58)
P
S
P
AFC S-CURVE
AFC S-CURVE
P
P
:TO LUMINANCE & CHROMINANCE/AUDIO SECTION(Page:62)
P
GND
FIP -29V
HEATER(-)
HEATER(+)
S
S
BACK UP 5V
SAFETY TAB
P
S
S
S
S
S
S
VS
P.FAIL
RESET
IR
OSD/FIP CS
SYS BUS TLK
SYS BUS LSN
SYS BUS CLK
N.SW 5V
44
43
42
41
40
39
38
37
36
35
34
33 32 31 30 29 28 27 26 25 24 23
22
21
20
19
18
17
16
15
14
13
12
1110
987654321
GND R OUT VCC
321
VCC RST GND
321
VDD RST VSS
321
454443424140393837363534333231302928272625242322212019181716151413121110 987654321
ON CVC
R
C
V
P
VSL0505-B
DP7501
VCR
REC
SAT REMAIN OFF EPLPSP
4.8 5.0 5.0 5.0 5.0
-24.2
-24.2
-24.2
-24.2
-28.5
-29.0
-29.0
4.4
4.2
4.4
2.4
-23.0
-23.0
-27.5
-27.5
-23.0
-28.5
-28.0
-21.5
-28.0
5.0
-18.5 -24.2 -21.5 -23.0 -28.5 -19.5 -24.2 -28.5 -24.2 -24.2 -24.2
5.0 2.2 2.3 5.0 5.0 5.0 5.0 5.0
0 0
-23.0
(RESET) (IR RECEIVER)
(RESET)
(INV.)
5.0
0
5.0
11.8
0
(SAT LED DRIVE)
4.4
4.8

H
L
H
L
L
L L
H
H
L
H
L
L
H
H
H
H
H
L
H
L
H
H
H
H
H
H
L
L
L
L
L
H
H
H
H
H
H
H
H
H
H
L
L
H
L
H
H
H
L
L
H
H
HH
H
H
T
I
V
P
B27
B27
P PAL I
(HD647)
0.1
C6024
1K
R6035
MA700
D6001
220u
L6001 0.022 C6021
V
B7
4700
R6001
2700
R6009
R6036 100 R6037 100 R6038 100
16V10
C6013
MUN2212
QR6003
D6002 MA700
B12
I CAL
B39
B12
V V.SYNC
MUN2212
QR6004
B13
2700
R6008
CYLINDER SERVO PHASE LOOPCYLINDER SERVO SPEED LOOP CAPSTAN SERVO PHASE LOOPCAPSTAN SERVO SPEED LOOP
22K
R6010
100P
C6023
100P
C6022
P
N.SW 5V
6V47
C6011
220P
C1501
120
R6025
+5V(AD)
+5V(A)
PB CTL OUT
CTL AMP GND
CTL AMP REF.
CTL AMP IN
CTL AMP SW
CTL HEAD(+)
CTL HEAD(-)
IREF
OREF
GND
SECAM24
CYL PFG
CAP FG IN
CSY NC
SHORT D
POWER ON
S TAB
CH END
PULSE
S-REEL
CYL ET
CAP ET
CAP R/F
P FAIL
STAND BY
125Hz
IIC D
IIC C
T CLK
T LSN
T TLK
5P CLOCK
5P DATA IN
5P DATA OUT
PRE ROLL
EDIT TRIG
SYSTEM 1
SYSTEM 5
SYSTEM 2
SYSTEM 4
SLEEP
SP
LOADING
UNLOADING
PB AI 2
PB AI 1
FF/REW
P.OFF
PULSE
T-REEL
AI MES CAL CH START CH CHANGE OSD/FIP CS FIP RESET 32MHz OUT 32MHz IN GND(OSC) 16MHz OUT 16MHz IN +5V(D) 16M.START GND GND POSI.SW1 POSI.SW2 POSI.SW3 HI SPEED
V.SYNC
FM MUTE
BIAS
D.A.REC
TRICK
V.EE
D.FM REC
CURR.EMPH
D.REC
REC
AUDIO H.SW
VIDEO H.SW
ENV.SELECT
H.AMP SW
ROTARY SW
IR
ART V/H/N
REC CURR.
LIMIT
CURRENT
ABS NOR
ENV.
TRACKING
T-PHOTO
S-PHOTO
N/S/T1/T2
H/N/V/L
M1/M2
AFC S
MONO
A.DEF
F ERASE
EX.SYSTEM 5V
AUDIO DEF
AFC S-CURVE
CTL HEAD(+)
CTL HEAD(-)
C SYNC
SHORT DET
POWER SW
SAFETY TAB
SYS IIC DATA
SYS IIC CLOCK
REG 5V
PV
V
T
T
V
V
V
V
T
P
P
P
P
:TO INPUT/OUTPUT SECTION(Page:64)
:TO LUMINANCE & CHROMINANCE/AUDIO SECTION(Page:62)
:TO POWER SUPPLY/RF SECTION(Page:58)
:TO TIMER SECTION(Page:59)
(B34)(B33)(B32)(B39)(B15)(B14) (B18)(B36)(B38)(B37)
(A14)(A13)(A12)(A11)(A10)(A17)(A16)
(A9)(A8)(A7)
C9
C2
C3
C8
C10
B30
B21
B22
B23
C1
B11
B10
B9
B4
B3
B2
B1
A3
A1
B19
B37
B36
B34
B33
B32
B30
B23
B22
B21
B19
B18
B15
B14
B13
B11
B10
B9
B7
B4
B3
B2
B1
A14
A13
A12
A11
A10
A9
A8
A7
A3
A1
B38
10 9
G
V
V
V
V
P
P
P
T
T
T
T
T
V
I
V
T
P
V
V
V
V
V
V
V
V
T
V
V
V
R2514 1K
R2515 10K
43K
R2511
1K
R6020
220K
R6018
10M
R6019
1M
R6021
VSX0660
X6002
VSX0830
X6001
18P
C6005
20P
C6003
12P
C6004
18P
C6002
0.1
C6020
SW
MODE
VSS0520
S1501
R6003 1K
R6006 1K
1000P
C6018
1000P
C6012
R2513 270K
R6031 27K
R6032 39K
R6033 27K
R6005 10K
R6011 10K
R6007 27K
R6027 1K
SENSOR
SIR505S
D1501
PNB2301MAV
Q1502
PNB2301MBV
Q1501
M37777VFEX
IC6001
MUN2213
QR2504
C2517 6V47
C2513 25V4.7
C2512 6V220
C2514 16V10
1SS254
D2504
47K
R6040
0.1
C2519
5600
R6063
3900P
C2520
2200
R6017
C6001 1
C6007 15OP
2200P
C6009
RPI354N
IC1501
RPI354N
IC1502
180
R6014
3
41
2
1
23
4
27K
R6016
27K
R6015
0.056
C2508
0.056
C2509
0.056
C2507
0.056
C2510
1K
R2510
10K
R2516
4700
R6013
4700
R6012
10K
R6034
1K
R6022
0.01
C6019
MUN2211
QR6002
MUN2111
QR6001
1
2
3
4
T
LP
BACK UP 5V
SLEEP
SLEEP
POWER OFF
SYS BUS TLK
SYS BUS LSN
SYS BUS CLK
P FAIL
RESET
D.REC
A.HEAD SW
HEAD SW
OSD/FIP CS
FIP
FULL ERASE
MUTE
H.AMP SW
BIAS
D.A.REC
D.FM REC
ENV.SELECT
ROTARY SW
IR
ART V/H/N
TRACKING ENV.
80
79
78
77
76
75
74
73
72
71
70
69
68
67
66
65
64
63
62
61
60
59
58
57
56
55
54
53
52
51
5049484746454443424140393837363534333231
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
81828384858687888990919293949596979899 100
E
F
D
C
B
A
87654321
(S-PHOTO) (T-PHOTO)
TL6010
TW2001
TW2002
TL6012 TL6013
(FF/REW
:OFF)
TW6002
TL2502
TL2503
(LP:ON)
(SLEEP :OFF)
(S-REEL)
(T-REEL)
(D.A REC :ON)
(CAL :ON)
L
L
H
H

N N N
N
HH
0
R2502
1K
R2509
35V4.7
C2502
33
R2503
35V4.7
C2511
33
R2508
25V47
C2521
390
R2501
68u
L2503
0.047 C2518
C2
0.068 C2522 0.1 C2525 0.1 C2524 0.1 C2523
6V220
C2516
(1/2W)
1.2
R2517
(1/2W)
1.5
R2518
M3 ATC P3P2 HE+ P1 GND PC DS
ET/
POWER(NPN Tr.X3)
B-EMF DET
CIRCUIT
DISCHARGE
CHARGE
AMPLIFIER
DIFFERENTIAL
PRESET
SYNC
EXTERNAL
AN3811NK
IC2502
1/16 OSC
SELECT
MODE
DISP
PG/FG
SHAPER
WAVE
CONTROL
TORQUE
THD
1615141312 54321 6789 10 11
VMM1 VCC FCFG
PG/
M2 HE-
33
R2519
35V4.7
C2526
P
P
P
P
P
P
UNREG 5.6V
GND(MOTOR)
GND(CYL)
GND(FG)
GND
UNREG 14V
P2901(Page:70/A-2) TO CYLINDER STATOR
P2502
9 M2
8 VH+
7 M3
6 HE+
5 GND(CYL)
4 VM
3 VM
2 HE-
1 MI
25V47
C2504
(Page:70/C-1) TO CAPSTAN DRIVE P0201
50V0.47
C2506
3900
R2505
(A17)(A16)
C9
C1
C3
C10
C8
15
14131211
(TO LOADING MOTOR)
P1501
2 LOAD MOTOR(-)
P2501
0.1
C2535
0.1
C2536
1 LOAD MOTOR(+)
LOADING
UNLOADING
UNREG 14V
LOAD MOTOR(+)
LOAD MOTOR(-)
GND(MOTOR)
REG 5V
GND(FG)
CAP FG1
CAP ED/S
CAP ET
CURR LIMIT
BA10358F
IC2501
8765
1234
1SS254
D2502
1SS254
D2505
4700
R2532
1M
R2504
22K
R2506
22K
R2507
6V47
C2505
100u
L2502
12
11
10
9
8
7
6
5
4
3
2
1
-
+
-
+
WHEN YOU ORDER A PART,PLEASE REFER TO PARTS LIST.
ORDERING.
DO NOT USE ANY PART NUMBER SHOWN ON THIS SCHEMATIC DIAGRAM FOR
NOTE:
TW2015
TL2015
(CYLINDER DRIVE)

L
NN
H
HH
HH
L
L
H
HH
HH
HH
H
L
VCC
VSS
DUBNOR
CONTROL
REC LEVEL
VOLUME CTL
SELECT SW CTL
MUTE CTL
D.O.C
V5 OUT
VCC
6800
R4045
2700P
C4037
82K
R4044
0.1
C4062
16V47
C4034
0.1
C4035
2700
R4062
4700P:HD647
1500P:HD642
C4074
GND
(HD642)
AUDIO MAIN SIGNAL PATH IN PLAYBACK MODE AUDIO MAIN SIGNAL PATH IN REC MODE VIDEO MAIN SIGNAL PATH IN PLAYBACK MODE VIDEO MAIN SIGNAL PATH IN REC MODE
121110
47K
R4049
B23
MUN2113
QR4002
UN2217
QR4001
UN2215
QR4008
UN2215
QR4007
16V47
C4038 16V10 C4039
50V2.2
C4040
39K
R4046 16V10 C4041 16V47 C4042
2700P
C4043
0.1
C4008
82K
R4048
6800
R4047
50V0.22
C4050
22K
R4043
16V10
C4051
47K
R4050
47K
R4051
16V10
C4052
16V10
C4053
B22B21
47K
R4052
16V10
C4054
B18
16V10
C4055
47K
R4053
B19
16V10
C4060
47K
R4054
B20
B2
2SD1149
Q4001
4700
R4007
2SD601A
Q4002
220
R4008
MUN2111
QR4006
22K:HD647
10K:HD642
R4071
B3
16V10
C4061
3.3M
R4055
(HD647)
100
R4020
0.22
50V
C4020
B17
R4021 75K
100
R4022
0.22
50V
C4021
B16
R4023 75K
100
R4024
0.22
50V
C4022
B15
R4025 75K R4027 75K
100
R4026
0.22
50V
C4023
B14
100
R4028
R4029 75K
0.22
50V
C4024
B13
100
R4030
R4031 75K
0.22
50V
C4025
B12
150K
R4038
150K
R4069
150K
R4070
150K
R4039
B10 B11
16V10
C4046
0.01
C4045
16V10
C4048
2200
R4068
6800
R4067
-
+
NJM4558M
IC4002
+
-
5678
4321
16V10
C4047
2200
R4037
6800
R4036
0.47
50V
C4026
50V0.47
C4027
TDA9615H
IC4001
220
R4040
220
R4041
B9
B8
10K
R4042
B7
B6
B5
100P
C4032
1200
R4056
220P
C4049
0
R4057
390
R4058
0.1
C4030
0.01
C4033
0.01
C4031
A GND
I REF.V REF.
MUTE
MUTE
E2(L),(R)
MUTE
SWITCH
SELECT
LINE
+
SWITCH
SELECT
OUTPUT
SAP
E1(L),(R)
TU(L),(R)
SWITCH
SELECT
DECODER
AMP
MIX
E2(R)
E2(L)
TU(R)
TU(L)
+
+
SWITCH
SELECT
NORMAL
LPF-PNR(L CH)
E2(R)E2(L)E1(R)E1(L)TU(R)TU(L)
INPUT SELECT SWITCH
SAP
D GND
INTERFACE
IIC BUS
Hi-Fi DET.
ENVELOPE
LPF-PNR(R CH)
MODEM
BPF
MODEM
BPF
44
43
42
41
40
39
38
37
36
35
34
33 32 31 30 29 28 27 26 25 24 23
22
21
20
19
18
17
16
15
14
13
12
1110
987654321
100
R7803
M24C16-WBN6
IC7801
0.1
C7804
6V47
C7803
47K
R7802
VSSPBIPBOPRE
SDASCL
MODE VCC
1234
5678
1SS254
D4001
6V47
C4077
MUN2212
QR4003
4700
R4065 10V22 C4080
6800
R4066
MSB710
Q4004
68u
L4006
2SD602A
Q4005
(HD647)
0.022
C4078
6800
R4064
2200P
C4079
0.022
C4076
EQQ7QF025P
T4001
6
4
1
3
2
MUN2212
QR4004
10V22
C4075
3300
R4063
2SB710
Q4006
68u
L4007
0.022
C4073
6V220
C4072
2SD602A
Q4007
3300
R4061
EQQ7QF026P:HD647
EQQ7QF024P:HD642
T4002
6
4
1
2
3
220P
C4070
10K:HD647
8200:HD642
R4060
HD647
0.15:
HD642
0.022:
C4068
(HD647)
(HD642)
REG 12.3V
OSD 5V
N.SW 5V
BIAS 5V
P
P
P
P
C17
C16
C15
C14
C13
C12
C11
B4
VIDEO OUT
VIDEO IN
FSC
N.SW 5V
OSD 5V
P.FAIL
SYS BUS LSN
OSD CS
SYS BUS CLK
GND
SYS BUS TLK
SAT IR
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
(Page:66/C-1) TO OSD PACK PK7702
PK7702
C10
C9
C8
C7
C6
C5
C4
C3
C2
C1
DEB
DEA
TV
GND
PROJ 50
GND
OSD IIC CLOCK
OSD IIC DATA
VA
MODE
PROG
AV1 PB
CPB
RGB OFF
25Hz
(Page:66/E-1) TO OSD PACK PK7701
PK7701
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
C17
C16
C15
C14
C13
C12
C11
C10
C9
C8
C7
C6
C5
C4
C3
C2
C1 B3
OSD IIC DATA
OSD IIC CLOCK
VIDEO OUT
P.FAIL
SYS BUS LSN
OSD/FIP CS
SYS BUS CLK
SYS BUS TLK
SAT IR
DEB
DEA
TV
PROJ 50
VA
PROG
AV1 PB
CPB
RFB OFF
25Hz
D.A.REC
FULL ERASE
BIAS
P
P
P
I
I
I
T
S
S
S
S
T
I
I
I
I
I
I
I
I
I
I
S
S
S
(HD647)
2
1
FULL ERASE IN
FULL ERASE OUT
B2
B1
(TO FULL ERASE HEAD)
P4002
SHORT DET
CTL HEAD(-)
CTL HEAD(+)
S
S
S
6
CTL HEAD(+)
CTL HEAD(-)
A.HEAD(W)
A.HEAD(R)
GND
AUDIO ERASE IN
(TO A/C HEAD)
P4003
5
4
3
2
1
A1
A2
A3
A4
A5
A6
C SYNC
ART V/H/N
TUNER VIDEO
VIDEO IN 1
VIDEO IN 2
N.SW 12V
S
S
I
I
I
P
:TO TIMER SECTION(Page:59) T
I
:TO INPUT/OUTPUT SECTION(Page:64)
S :TO SYSTEM CONTROL & SERVO SECTION(Page:60)
:TO POWER SUPPLY/RF SECTION(Page:58) P
H
987654321
G
F
E
D
C
B
A
H
H
H
3.9 3.9 3.9 0.8 3.9 3.8 0.8 3.9 3.9 3.9
3.6
3.8
4.6
6.1
6.1
0
6.1
6.1
0
0
3.9
0 3.83.83.83.83.83.83.83.83.83.8
3.8
3.2
3.1
(0)
2.0
3.1
5.1
1.9
1.4
12.0
3.6
0
0.3
(MUTE)
(MUTE)
0.3
0
(BUFFER)
(MUTE)
0
0.3
0
(D.A.REC :OFF)
(4.7)
0
5.1
(-24.6)
5.1
(-24.8)
0.7
(PB:ON)
(PB:ON)
(-15.4)
0
(-24.8)
0.7
0(5.0)
TW4502
TL4502
TW4501
4.74.85.05.0
(4.8)
0
(FULL ERASE :ON)
5.5(0)
5.0
(4.3)
5.4
(5.0)
0.3
DRIVE)
(FULL ERASE
(-1.1)
0.3
(4.8)
0.3
(OSC)
(BIAS :ON)
(4.8)
0
5.5(0)
(AUDIO ERASE DRIVE)
5.0
(4.3)
5.4
(4.9)
0.4
(-0.6)
0.3
(4.7)
0.4
(OSC)

(LP :ON)
(LP :ON)
(LP :ON)
L
H
H
H
H
H
H
H
N
100K
R3043
50V0.33
C3023
1000P
C3060
1000P
C3003
18K
R3001
0
R3040
10u
L3008
270
R3024
220P
C3045
820P
C3044
1SS254
D3001
2.2M
R3031
1K
R3025
22P
C3046
12K
R3030
22P
C3051
WITH PAL COLOUR.(SP MODE)
NOTE:THE MEASUREMENT MODE OF THE DC VLOLTAGE IN THE BRACKETS ( ) ON THIS DIAGRAM IS RECORD MODE
WITH PAL COLOUR SIGNAL.(SP MODE)
THE MEASUREMENT MODE OF THE DC VOLTAGE OUT OF THE BRACKETS ON THIS DIAGRAM IS PLAYBACK MODE
ORDER A PART,PLEASE REFER TO PARTS LIST.
SCHEMATIC DIAGRAM FOR ORDERING.WHEN YOU
NOTE:DO NOT USE ANY PART NUMBER SHOWN ON THIS
2322212019181716151413
V.SYNC S
B24
B23
B22
B21
B20
B19
B18
B17
B16
B15
B14
B13
B12
B11
B10
TUNER AUDIO(N)
MUTE
AUDIO OUT 2(R)
AUDIO OUT 2(L)
RFC AUDIO OUT
AUDIO OUT 1(L)
AUDIO OUT 1(R)
FRONT AUDIO(R)
FRONT AUDIO(L)
AUDIO IN 2(R)
AUDIO IN 2(L)
AUDIO IN 1(R)
AUDIO IN 1(L)
TUNER AUDIO(R)
TUNER AUDIO(L)
ROTARY SW
I
S
I
I
P
I
I
T
T
I
I
I
I
P
P
S
220P
C3059
B7
ENV.SELECT
LP
H.AMP SW
D.FM REC
A.HEAD SW
S
S
S
S
S
0.01
C3056
1K
R3042
1500
R3041
B5
B6
B26
B25
GND(A)
A.HEAD SW
REC FM
PB FM
D.FM REC
H.AMP SW
LP
ENV.SELECT
HEAD SW
REC Y+C
RF Y+C
TRACKING ENV.
D.REC
VIDEO 5V
GND
TO HEAD AMP P501(Page:65/E-1)
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
P3001
1000P
C3002
S
S
D.REC
TRACKING ENV.
HEAD SW S
SYS IIC DATA S
B8
B9
S SYS IIC CLOCK
P
P
P
P
GND(A)
GND(D)
GND
VIDEO 5V
10u
L3005
6V100
C3025
0.1
C3026
100
R3012
100
R3011
6V47
C3024
VSX0162
X3001
47K
R3010
0.1
C3019
2200P
C3020
10u
L3004
6V100
C3018
0.1
C3017
100
R3009
B4
50V1
C3015
1500
R3008
0.01
C3016
50V1
C3004
MUN2212
QR3007
270
R3033
680
R3034
2SB709A
Q3003
270
R3035
0.1
C3054
MUN2212
QR3006
300
R3002
22u
L3001
68P
C3005
0.1
C3055
B26
0.1
C3007
0.01
C3008
B25
330
R3032
2700
R3036
MUN2213
QR3003
220
R3005
0.01
C3014
10u
L3003
MUN2213
QR3002
0.1
C3012
6V220
C3011
47K
R3006
MUN2213
QR3001
220
R3004
6800
R3003
0.1
C3013
50V1
C4001
10K
R4002
8200P
C4002
330K
R4001
6V22
C4006
270
R4005
22K
R4006
1200P
C4007
50V1
C4003
2700P
C4005
75K
R4003
B1
15K
R4004
220K
R4072
25V4.7
C4004
B24
0.015
C4010
180
R4009
15m
L4001
TDA9735HV2
IC3001
390
R4010
0.015
C4011
50V1
C4012
33K
R4011
18K
R4015
50V0.1
C4014
6V47
C4013
2.2M
R4014
6V22
C4015
0.01
C3029
2200P
C3030
50V0.47
C3031
10u
L3006
10u
L3007
25V4.7
C3032
A6
6V220
C3036
0.1
C3035
A5
25V4.7
C3033
25V4.7
C3034
A4
6V100
C3038
0.1
C3037
A1
0
R3020
A3
6V22
C3039
680K
R3021
A2
0.022
C3040
220K
R3022
16V10
C3041
39u
L3009
56P
C3042
0.1
C3043
3300
R3023
330
R3029
680P
C3049
68P
C3050
1500
R3028
4700
R3027
56u
L3010
56P
C3048
1500
R3026
6V22
C3047
0.1
C4018
6V47
C4019
50V0.1
C4017
50V0.1
C4016
EE
-+
2FSC
VV/SEC/MUTE
EE
FSC
EE
VV
EEVVEEVV
CACC
DET
CACC
630
BPF
VV
S4
EE
VIDEO
ME
SEC-L
SEC-ME
L
ID
SECAM
EE
VV
S5
FAMI
COR
NON-
CPN CPS
FAMI
VV/
EE
SECVV
EE FAMI
VV/
S2
S1
VV LP
FAMI
VV-SP/
CC
S3
C TINT
2
I
X2
BPF
2FSC
1/4
ROT 2
EE
VV
SP/LP
VV
CK
EE
VHS SQPB
B
B
A
FAMI
A
PB
SECL
REC
CHR
REC
CK
EE
/VV
FAMI
(Y1)
DO=H
PB REC
SQPB
FAMI
EE/
VV
EE
FAMI
(Y3)
VV
FAMI
(Y2)
PB
REC
(VIDEO OUT SELECT)
VCC
DOP
NORM
VXO
DET
ACC
ACC
TRAP
6.6
TRAP
2.2
LP/SP
NTSC
-6dB
PEC
EPC
CK DET
APC 1/4
ROT APC
U/D
BURST
BPF
MAIN
BM-B
NAP
f.ROT1
FH/2
FPC
BM-A
TO
DELAY
A
LPF
MUTE
HSS
BM-A
CLIP
NOISE
SYNC
ARTIF
FO-DET
SVHS-
LIM
DOUBLE
DET
DO
DET
ENV
PEAKING
MOD
DTE
NLDE
NLE
DEM
FM
+2.5dB
LPF
SUB
NC2
AGC
DET
AGC
SEP
SYNC
SWITCH
SEC
-3dB
SP=
BPF
SUB
2FSC
+
0H-DL
0H-DL
1H-DL
2H-DL
+
BLANK
PILOT-BURST
CK-SWITCH
TRANSCEIVER
C-BUS
2
I
MUTE
1/40
AFC
REC
TIMER
F.DET
FAMI
FAMI
LPF
SUBMIXER
DIVIDER
1/4
ROT 1
VCO1/2
-M=H
PAL
IDENT
PAL-M
SLD
AGC
RF
H-TRAP
& HPF
L-TRAP
DET
+
-
NC
LPF
MAIN
CLP
SUB
MIXER
Y/C
DEL
CLP3
2FSC
1H-DL LPF
DET
PICT
NC1
CLP2
MIXER
YNR
PROC
YNR
ADJ
DEV
AGC
YNR
CLP1
ADJ
W/DC
ADJ
REC-C
GAIN
CHR-
LPF
ADJ
REC-Y
-
+
-
+
+
(Y)
VCC (Y) GND
(C1)
VCC
(SCF)
VCC
(SCF)
GND NC
REC
D.
(C2)
VCC
(C2)
GND
(RF)
GND
(D)
GND
ADJ
RE-Q
AUDIO
(NA)
VCC
(RF)
VCC
ON
LP
LP ON
EE/VV
GAIN
SW
ALC
EE ON
AUDIO
TRAP
FH
MUTE
STD1 ON
(D)
VCC
SP ON
VCC
1/2
EE ON
AUDIO
VV
MUTE
80
79
78
77
76
75
74
73
72
71
70
69
68
67
66
65
64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
242322212019181716151413121110
987654321
1800
R4016
0
R4012
H
L
H
H
(2.0)
2.5 (0) 2.5
0 1.8 0.4 1.6 0.4 1.6 0.4 (2.2)
1.8
0 5.1 1.9 (3.3)
4.7 5.1
(3.2)
4.4
(0.5)
0
(3.1)
3.6 5.1 3.1 2.4
(0.4)
0
5.1
3.2
3.1
(3.1)
4.6
1.2
1.2
3.0
2.7
3.0
5.1
2.7
2.5
5.1
1.9
2.41.9
(3.0)
0
(0.3)
1.8
(0.4)
1.8
(0.4)
1.8
(0.4)
1.83.4
(0)
3.2
(2.0)
4.21.9
(2.8)
0
5.12.92.42.42.42.42.4 0 2.52.5
2.5
2.5
2.4
2.5
2.5
(1.5)
0
2.5
0
2.5
5.1
0
(2.0)
1.4
(0)
1.4
(5.1)
3.7
(2.0)
0.1
0.4
0
0
0
:OFF)
(V.SYNC
(2.0)
4.3
(2.6)
5.1
(AMP) TW3030
TW3001
0.4
1.8
5KB
VR3013
LP Q
0.4
2.7
2.7
0
(SP:ON)
5KB
VR3012
SP Q