Panasonic VW-BCV1E Service Manual

F

E

D

C

B

A

TO
AC MAIN
SOCKET

MAIN C.B.A.(VEP61267A)

HOT CIRCUIT
BE CAREFUL AND USE AN ISOLATION
TRANSFORMER WHEN SERVICING.

AC IN

P01
VJS3306

D01
S1WBA80-4062

~~

C02
ECKZNA102MEV

C03
ECKZNA102MEV

PRIMARY
GND

ZA01

F01
XBA2C20TB0

DZ01
ERZVA5D471

+

14

-

23

R04
22

C08
16V100

R05
1K

ZA02

5.6

5.6

5.6

L01
ELF17N004A

3

2

C01
VCF0183M473

C04
400V33

C05

0.047

D02
ERA22-08

C07
50V3.3

IC01
MIP0224SY

POWER SWITCHING
CONTROL

21

0

5.8

C09
1000P

Q01
XN4601

(PULSE DRIVE)
3

2

1

880

DSC
3

0

4

0

5

0

6

4

1

R03
2700

R01
68K

C06
56P

D04
MA4200M

C101KR08

0.22

R06
470K

R07
470K

PRIMARY
SIDE

TO1
VLT0933

9

8

7

6

5

R02
33

D03
ERA22-04

PC01
PC123FY2

(FEED BACK)
4

3

SECONDARY
SIDE

1

2

3

4

1

2

D21
F10KQ100

R29
470

C21
16V820

IC21
M62241FP

VOLTAGE/CURRENT
CONTROL

R23
15K

C26
1

C34

0.1

R49
10K

LB21
VLP0056

R51
150

TL21 TL22

0

24 23 22 21 20 19 18 17 16 15 14 13

VB
IN

AC POWER
PULL/OUT DET.

VCC

VCC

TL25

R21
22K

C27

0.01

C22
16V470

V REF
ADJ.

VR21
EVMFASA00B23
2KB

R47

71.5K

V REF
OUT

VDET

R22
12K

CHARGE

D27
LN38GCPX

1

2

R48

4.7K

V REF
IN

­+

­+

­+

C25

0.1

3

5.32.87.8

C23

0.1

R30
560

CHGLED

DC JACK
DET.

+

-

RESET

+

C28

0.1

C29

0.1

-

PC B+ B-

R32
1500

R33
39K

R37
39K

R43
24K

+-+-+-+-

DC OUT

JK21
VJP3381A

BAT CHG
CHG SEN
BAT T
GND SEN
BAT GND

D23
MA4120

D25
MA4120

D24
MA4120

1

2

3

TO
MOVIE

ATTACH
THE
BATTERY

R36 4700

C37

0.1

POWER
D26

LN28RCPX

R41
30K

0

LOGIC

R42
470

TH SW

R50
4700

R44
2400

0.27.82.86.41.22.8

VB
OUT

000

R40
30K

+- -++- -+-+

987654321

7.52.8

C24 0.1

ADJ1ADJ2ADJ3DCJK

C35

0.1

R45
5100

R39
1600

CURRENT
REF

R46
27K

TL23 TL24

OSC

TH-

R52
470

C30

0.1

R35
91K

0.90.90.2

R24
680

C36
2200P

CCRC

+

V REF

-

IDET ADJ0

2.3

00

R26
150

R27
1200

SECONDARY
GND

121110

R53 0

R25 330

R38 117K
R31 1K

R34 117K

R28 0.1

D22
MA165VT

Q21
2SA1897

(CHARGE SW)

7.9

7.5

6.9

P21 VEK8526
1
2
3
4
5

C31

0.1

C33

0.1

C32

0.1

IMPORTANT SAFETY NOTES:
COMPONENT IDENTIFIED THE MARK HAVE THE SPECIAL
CHARACTERISTICS FOR SAFETY.WHEN REPLACING OF THESE
COMPONENTS,USE ONLY THE SAME TYPE.

NOTE1:DO NOT USE ANY PART NUMBER SHOWN

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

4321

NOTE2:WHEN MEASURE THE DC VOLTAGE AND WAVEFORM,CONNECT THE GND READ OR GND PROBE TO NEXT GND.

PRIMARY SIDE......IC01-2 PIN OF THE MAIN C.B.A.(PRIMARY GND).

SECONDARY SIDE....IC21-13 PIN OF THE MAIN C.B.A.(SECONDARY GND).

NOTE3:THE DC VOLTAGE INDICATED IN PRIMARY SIDE

IS MEASURE WHEN INPUT AC 220V IS SAPPLIED.

NOTE4:WHEN MEASURE THE DC VOLTAGE,CONNECT THE

MOVIE TO DC OUTPUT(JK21).

98765

10