Panasonic NV-HD642EE, NV-HD642EE-K, NV-HD647EE Service Manual

Service Manual

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ORDER NO. VRD9904008C2

Video Cassette Recorder

l NV-HD642EE/NV-HD642EE-K/NV-HD647EE

Z-MECHANISM

© 1999 Matsushita Electric Industrial Co., Ltd. All rights reserved. Unauthorized copying and distribution is a violation 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.)

IC6001-13 PAUSE

4.8Vp-p (10msec. div.)

IC6001-71 REC

5.0Vp-p (5msec. div.)

IC1101-6 STOP

4.0Vp-p (10µsec. div.)

IC6001-15 REC

4.8Vp-p (10msec. div.)

IC6001-72 REC

5.0Vp-p (5msec. div.)

IC1101-7 STOP

0.6Vp-p (10µsec. div.)

IC60001-18 REC

5.0Vp-p (10msec. div.)

IC6001-79,80 FF/REW

5.0Vp-p (1msec. div.)

Q1111-1 STOP

0.5Vp-p (5µsec. div.)

IC6001-68,69 REC

5.0Vp-p (5msec. div.)

IC6001-84 REC

5.0Vp-p (10msec. div.)

IC2501-1,2,16 REC

9.0Vp-p (2msec. div.)

IC6001-70 REC

5.0Vp-p (5msec. div.)

IC6001-85 REC

0.8Vp-p (5msec. div.)

IC6001-86 REC

5.0Vp-p (10msec. div.)

IC7501-15 STOP

5.0Vp-p (5msec. div.)

IC6001-91,92 REC

6.0Vp-p (10msec. div.)

IC3001-2 REC

1.5Vp-p (5msec. div.)

IC6001-97 PLAY

4.2Vp-p (10msec. div.)

IC3001-4 PLAY

5.0Vp-p (5msec. div.)

IC7501-4 STOP

2.2Vp-p (0.2µsec. div.)

IC3001-14 REC

0.4Vp-p (5msec. div.)

IC7501-13,14 STOP

5.0Vp-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.)

IC4001-21 REC/PLAY

1.2Vp-p (5msec. div.)

Q4005-C REC
Q4007-C REC

9.0Vp-p (5µsec. div.)

IC3001-52 REC/PLAY

2.0Vp-p (20µsec. div.)

IC4001-36 REC

0.6Vp-p (20µsec. div.)

Q4907-B REC/PLAY
Q4909-B REC/PLAY

1.0Vp-p (20µsec. div.)

IC4001-5,6 REC

1.2Vp-p (5msec. div.)

IC4001-37 PLAY

0.5Vp-p (20µsec. div.)

PK7701-8,9 REC/PLAY

5.0Vp-p (10msec. div.)

IC4001-15,16 REC/PLAY

1.2Vp-p (5msec. div.)

IC4001-41 REC/PLAY

5.0Vp-p (5msec. div.)

PK7702-13,15 REC/PLAY

2.0Vp-p (20µsec. div.)

IC4001-20 REC

1.2Vp-p (5msec. div.)

IC4001-42 REC/PLAY

5.0Vp-p (5msec. 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.)

S7511
EVQ11L07B

STOPPLAY

S7512
EVQ11L07B

REW

S7513
EVQ11L07B

FF

S7514
EVQ11L07B

(HD647)

SERACH

S7515
EVQ11L07B

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.

HOT

F

C1104

P1101
VJS3306

E

AC INLET

F1101
XBA2C16TH15

D

D1106

R1110

MA4220H

10K

IC1101
STRM6559LF14

16.7

5

1000P

L1107
ELF15N005A

34

21

C1118

0.1

C1101
1000P

L1108
ELF17N004A

21

34

D1109
ERA15-08V5

R1122
330K

C1119

0.1

D1102
S1WBA60S

~

4

~

C1106

0.1

D1110
ERA15-08V5

+

1

D1118
RD100E

C1120
400V
33

23

-

C1103
1000P

R1105

3.9M

R1106

4.7M

R1102
39K

C1108
47P

C1114
35V47

R1115
33

C1109

0.01

D1103
AP01CV2

D1104
MA185

D1130
MA7300B

T1101
VLT0940

PT

2

P1

3

P2

4

NC

5

V1

6

V2

7

NC

8

S9

18

S8

17

S7

16

S3

15

S4

14

S6

13

S1

12

S2

11

S5

10

D1113
RK36LF-C4

C1116
100P

D1125
11EQS04

IP1101
VSF0015A10T

12

D1114
RK36LF-C4

C1142
100P

D1124
ERA22-04

C1133
100P

D1121
RL2ZPLF-C4

C1139
100P

D1123
ERA22-04

C1105
10V1200

C1143
10V330

C1134
10V1200

C1140
50V100

C1131
25V680

C1137
63V47

L1101
22u

L1122
22u

L1124
100u

L1121
22u

L1123
100u

C1117
10V330

C1144

0.01

C1145

0.01

C1135
10V1000

C1141

0.01

C1132
25V330

C1138

0.01

P1103

1

AN3

2

F1(GND)

3

AN2

4

ANF

5

S3

6

N.SW -29V

7

UNREG 6V

8

HEATER(+)
UNREG 5.6V

9

10

HEATER(-)

11

UNREG 36V
GND

12

GND

13

GND(MOTOR)

14

UNREG 14V

15
16

P1001(Page:58/F-1)

TO POWER SUPPLY/RF SECTION

C

O.V.PSTART

REG

0.3
7

TRIGER

T.S.D

LATCH

O.S.C O.C.P

DRIVE

B

63

1.1

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.

1

2

4

276

0

0

LB1105
VLP0074

R1111
180

R11121R1113
330

R1107
220K

R1109
1500

R1108
100

C1110
6V330

D1105
MA700

C1111
1000P

R1114
3300

D1107
1SS254

Q1111

C1112
8200P

CNX82A5387

1.0
6

13.5
5

1.1

5.9

1

4.8

2

0

34

R1125
270

R1101
560

R1121
2700

R1120
2700

IC1102
uPC1093J

CAR

C1102

0.1

R1116
2700

2.54.5

R1119
8200

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.

87654321

NOTE:DO NOT USE ANY PART NUMBER SHOWN ON THIS

SCHEMATIC DIAGRAM FOR ORDERING.WHEN YOU
ORDER A PART,PLEASE REFER TO PARTS LIST.

9

10

VIDEO MAIN SIGNAL PATH IN REC MODE
VIDEO MAIN SIGNAL PATH IN PLAYBACK MODE

:TO SYSTEM CONTROL & SERVO SECTION(Page:60)

S

:TO LUMINANCE CHROMINANCE/AUDIO SECTION(Page:62)

V

:INPUT/OUTPUT SECTION(Page:64)

I
S

:TO TIMER SECTION(Page:59)

G

S
T
T
T
T
T
T

I

V
S

F

V

P1001

E

TO POWER P1102(Page:57/F-10)

S
S

S
T

SVI

T

VI

SI

IVSIT
S

S
S
S
V

S

V

T
V
V

V
V
S
V
V
I
I
S
T
S
S
V
V

D

C

B

L

FIP
S3
AN2
AN3
FIP -29V
HEATER(-)
HEATER(+)

SW -29V

OSD 5V
REG 5V
VIDEO 5V

AN3
GND
AN2
ANF
S3
N.SW -29V
UNREG 6V
HEATER(+)
UNREG 5.6V
HEATER(-)
UNREG 36V
GND
GND
GND(MOTOR)
UNREG 14V

POWER OFF

H

L

SLEEP

UNREG 5.6V
GND
GND(A)
GND(FG)
GND(MOTOR)
GND(CYL)
GND(D)

UNREG 14V

H

SLEEP

N.SW 12V

UNREG 13V
REG 12.3V
BIAS 5V
N.SW 5V
EX.SYSTEM 5V

TUNER AUDIO(R)
TUNER AUDIO(L)

H

AUDIO DEF
OSD IIC DATA
OSD IIC CLOCK
TUNER AUDIO(N)
TUNER VIDEO

H

PAL I
AFC S-CURVE
SYS IIC CLOCK
SYS IIC DATA
RFC AUDIO OUT
VIDEO OUT

R1016
56K

0

R1022
10K

R1024

R1015
12K

10K

A10
A11
A12
A13

R1018
68K

D1013
MA723

D1011
11ES1

A1
A2
A3
A4
A5
A6
A7
A8
A9

R1027
12K

D1017
MA4120NM

D1018
1SS254

1
2
3
4
5
6
7
8

9
10
11
12
13
14
15
16

R1017
56K

5.1

QR1001
MUN2112

(FLP :ON)

5.0

R1019
68K

D1012
11ES1

IC1001
PQ20VB2E

TL1

C1007

0.01

IN

14.715.0

L

13.9

C1008
16V47

R1002
33K

R1006
4700

13.9

C1004

0.01

Q1009
2SD1996

(12V REG.)

12.6

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.

Q1001
2SD601A

(FIP ON/OFF CONTROL)

-29.4 -29.3

-28.6

R1001
33K

Q1004
2SB710A

(POWER SAVE:OFF)

35.4

34.7

Q1005
2SD25440PQA

(12.3V REG.)

12.4

12.9

C1003
16V47

GND

OUT

R1011
82K

12.0

4321

1.2

35.4
R1007

8200

D1006
MA4120M

D1005
1SS254

ON/OFF

D1016
1SS254

R1023
12K

C1010
16V47

0

QR1005
MUN2213

H

(SLEEP :ON)

Q1002
2SD602A

(FIP ON/OFF CONTROL)

-13.5

R1004
5600

D1015
1SS254

LB7601
VLP0125

R1008
8200

QR1003
MUN2211

12.9
(POWER OFF

:ON)

H

0

R1014

R1013

16K

15K

IP1001
UNH000300A

12

D1009

5.8

MA4051M

D1010
1SS254

-14.2-14.2

R1003
5600

R7609
330(2W)

R1009
10K

QR1002
MUN2213

0

(SLEEP :OFF)

R1010 10K

IP1201
UNH000300A

IP1202
UNH000300A

21

IP7601
VSF0015A025

21

5.6

C1006

0.01

C1005
10V22

AUDIO MAIN SIGNAL PATH IN REC MODE
AUDIO MAIN SIGNAL PATH IN PLAYBACK MODE

R1025
33K

QR1006
MUN2112

(SLEEP :OFF)

R7608
330(2W)

L

4.8

Q1006
2SD1996

(5V REG.)

5.8

R1012
2700

IP7801

Q1202
2SD1996

(5V REG.)

5.8

6.2

Q1003
2SD1996

(5V REG.)

5.6

5.8

C1001
10V22

UNH000300A

5.1

Q1201
2SD2259

(5V REG.)

5.5 5.1

5.8

C1203
10V22

IC1201
uPC1093J

5.4
R7617

470

5.1

Q1007
2SD602A

(5V REG.)

5.8

R1005
2200

12

D7801
MA4051M

C1202

0.01

5.55.6

D7802
1SS254

Q1008
2SD601A

(POWER SAVE:OFF)

-28.6

R1026
33K

H

0

12

5.1

-29.3-29.4

5.1

5.1

C1002

0.01

D1004
MA4051M

D1003
1SS254

5.5

R1204
1K

C1208

0.01

C1204

0.01

Q7602
2SD1328

(POWER SAVE:OFF)

(POWER SAVE:OFF)

5.5

R7616
1K

NOTE:THE MEASURMENT MODE OF THE DC VOLTAGE ON THIS DIAGRAM IS STOP MODE.

C7801

0.01

C1201
6V100

RAC

2.55.8

Q7603
2SD1328

(5V REG.)

5.4

5.4

C7617
6V220

C1011
16V10

Q7801
2SD1996

(5V REG.)

6.3

C7802
6V22

C1205

0.1

4.7

A1 A2

5.8

5.2

C1206

0.1

R1201
2700

R1202
2700

R1203
47K

C1207

0.1

C7620
50V2.2

C7621
50V2.2

Q7604
2SD1328

(MUTE)

R7801
2200

0

Q7606
2SD1328

(MUTE)

0.7

TU7601
TUNER UNIT

L7601
VLP0125

C7602

C7601
6V100

0.01

L7602

2.7u

C7603
6V100

D7601

C7609

C7610
50V10

L7604
VLP0125

C7607
6V100

L7605
VLP0125

L7606
VLP0125

QR7601
MUN2213

(MUTE)

C7616
50V1

R7614

R7615

560

10K

L7609
10u

0

0.7

Q7605
2SB709A

(BUFFER)

1.50.7

0.9

R7620
100K

0.1

C7608

0.01

C7615

0.1

0

D7603
1SS254

C7619

0.1

R7621
1800

MA4300M

11.9

D7604
1SS254

A3

A13

A12

A11

A10

A9

A8

A7

Q7601
2SD601A

(MUTE)

A6

A5
A4

0.7

R7603
1K

R7602
100

R7606
100

C7605
33P

C7614

0.22

C7618

0.1

R7622
150K

0

L7603 33u

R7601
100

R7607
100

C7606
33P

R7612
0

R7613
0

R7623
150K

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

ENG47298G1

N.SW 5V

1

GND

2

CLOCK

3

TUNER 5V

4

DATA

5

VIDEO OUT

6

AUDIO OUT

7

BT

8

9

BPL

BTL

10

CLOCK

11

DATA

12

13

REG 5V

14

DU7601

15

REG 12.3V

16

TUNER AUDIO(N)

17

GND

18

AFC S-CURVE

19

VIDEO MUTE

20

TUNER VIDEO

21

REG 5V

22

H

PAL I

23

SIF/QPSK

24

PK7301

SIF/QPSK

1

GND

2

TUNER AUDIO(N)

3
4
5
6

REG 5V

7

PK7302

OSD IIC CLOCK

1

OSD IIC DATA

2
3

TUNER AUDIO(R)

4

GND

5

TUNER AUDIO(L)

6

10

PK0701-1
PK0701-2
PK0701-3
PK0701-4
PK0701-5
PK0701-6
PK0701-7
PK0701-8
PK0701-9
PK0701-10

TO NICAM DECODER PACK

TO NICAM DECODER PACK

PACK PK0701

TO TV DEMODULATOR

(Page:69/D-1)

PK7301

(Page:69/C-1)

PK7302

(Page:68/D-2)

DP7501
VSL0505-B

P

:TO POWER SUPPLY/RF SECTION(Page:58)
:TO SYSTEM CONTROL & SERVO SECTION(Page:60)

S

:TO LUMINANCE & CHROMINANCE/AUDIO SECTION(Page:62)

V
I

:TO INPUT/OUTPUT SECTION(Page:64)

REC

P

VCR

SAT

CVC

REMAIN

ON

OFF

EPLPSP

V

F

SEFETY

S7505

TAB

S

SAFETY TAB

P

HEATER(+)

P

HEATER(-)

P

FIP -29V

P

GND

S

POWER SW

L

E

P

AN3

P

AN2

P

S3

D

P

C

AFC S-CURVE

S

AFC S-CURVE

B

S

BACK UP 5V

P

N.SW 5V

L

VS

P.FAIL

L

S

RESET
IR

S
S

OSD/FIP CS

S

SYS BUS TLK

S

SYS BUS LSN

S

A

SYS BUS CLK

VES0834

R7509
8200

R7510
5600

R7511
4300

R7534
220

C7508

0.01

(HD647)

R7527
180

D7523
MA723

R7508
3300

R7502
2K

A.DUB

S7517
EVQ11L07B

REC/
OTR

S7503
EVQ11L07B

CH DOWN

S7504
EVQ11L07B

C7519

0.068

C7514
VCE0073

C7513

0.1

R7507
3300

R7503
2K

C7502
50V10

R7535
3300

R7504

R7555

R7556
12K

R7514
8200

R7515
5600

R7516
4300

IC7505
RN5VD28AA

(RESET)

4.4

RST

4.8 5.0 5.0 5.0 5.0

C7515
6V220

R7506
3300

8200

TIMER
REC

S7507
EVQ11L07B

CH UP

S7506
EVQ11L07B

45

VCC

GND

321

4.8

R7528
10K

5600

C7509

0.01

R7505
4300

IC7504
PNA4611M02VT

(IR RECEIVER)

POWER

S7510
EVQ11L07B

EJECT

S7516
EVQ11L07B

DIRECT
TV REC

S7509
EVQ11L07B

GND

R OUT

VCC

321

D7521
MA4220

C7505

0.1

IC7502
S80743AL

(RESET)

RST

VDD

987654321

-23.0

34

-23.0
35

-23.0
36

-27.5
37

-27.5
38

-23.0
39

-28.5
40

-28.0
41

-21.5
42

-28.0
43

5.0
44

IC7501
M35500AFP

VSS

321

C

-18.5

-24.2

-21.5

-23.0

-28.5

-19.5

SEG 14

L

RESET

5.0

R7533 30K

SEG 15

AN5

5.0

R7525 30K

-24.2

SEG 16

AN4

5.0

R7524 30K

33 32 31 30 29 28 27 26 25 24 23

SEG 13

SEG 12

SEG 11

SEG 10

SEG 9

SEG 8

SEG 7

SEG 6

SEG 5

SEG 4

SEG 3

SEG 2

SEG 1

SEG 0

VDD

X IN

VSS

X OUT

VDD

5.0

2.2

2.3

R7512
100

C7506
47P

R

-28.5

SEG 17

AN3

987654321

5.0

R7523 30K

-24.2

P7

AN2

5.0

R7521 10K

-24.2

P6

AN1

1110

0

R7520 10K

-24.2

P5

SCLK

SD OUT

SD IN

CS

AN0

0

VEE

VEE

454443424140393837363534333231302928272625242322212019181716151413121110

R7501

5.6

-24.2

22

P4

-24.2

21

P3

-24.2

20

P2

-24.2

19

P1

-28.5

-29.0

-29.0

4.4

4.2

4.4

2.4

R7517
100

(HD647)

Q7501
2SB709A

(INV.)

5.0

5.0

0

R7529
470

R7536
10K

18

P0

17

16

15

14

13

L

12

R7532
3300

R7531
3300

C7501

0.01

11.8

0

Q7502
2SD1994

(SAT LED DRIVE)

SAT IR
FRONT VIDEO
FRONT AUDIO(R)
FRONT AUDIO(L)
UNREG 13V
GND(A)

P7502

FRONT AUDIO(L)

1

GND(A)

2

FRONT AUDIO(R)

3

GND(A)

4

FRONT VIDEO

5
6
7

UNREG 13V
SAT IR

8

V
I
V
V
P
P

P6501-8
P6501-7
P6501-6
P6501-5
P6501-4
P6501-3
P6501-2
P6501-1

(Page:70/B-1)

TO AV FRONT P6501

NOTE:THE MEASUREMENT MODE OF THE DC VOLTAGE ON THIS DIAGRAM IS STOP MODE.

DO NOT USE ANY PART NUMBER SHOWN ON THIS SCHEMATIC DIAGRAM FOR

NOTE:

ORDERING.

7654321

WHEN YOU ORDER A PART,PLEASE REFER TO PARTS LIST.

98

10