DOWNLOAD Panasonic WV-CM1480 / WV-CM1780 / WV-CM2080 Service Manual ↓ Size: 1.49 MB | Pages: 38 in PDF or view online for FREE

Model
WV-CM1480 WV-CM1780 WV-CM2080
Pages
38
Size
1.49 MB
Type
PDF
Document
Service Manual
Brand
Device
Video Monitoring / MONITOR
File
wv-cm1480-wv-cm1780-wv-cm2080.pdf
Date
PREV: Panasonic WV-CM1470 Simplified Service Manual

Panasonic WV-CM1480 / WV-CM1780 / WV-CM2080 Service Manual ▷ View online

POWER
SWITCHING
REGULATOR
T901
POWER TRANSFORMER
POWER
CONTROL
AMP.
FROM
MAIN BOARD
(5/7) (Page 17)
POWER
CONTROL
DRIVER
+9V REGULATOR
+12V REGULATOR
+5V REGULATOR
PROTECTION
CONTROL
DRIVER
+5V(A) REGULATOR
POWER
SW901
POWER
BUTTON
AC IN
L2
DEGAUSSING
COIL
JK901
AC INLET
SOCKET
TO
MAIN BOARD
(7/7)(Page 19)
TO
MAIN BOARD
(2/7)
(Page 14)
(3/7)
(Page 15)
(5/7)
(Page 17)
(7/7)
(Page 19)
TO
MAIN BOARD
(7/7)
(Page 19)
TO
MAIN BOARD (4/7) 
(Page 16)
TO
MAIN BOARD (7/7) 
(Page 19)
TO
MAIN BOARD (3/7)
(Page 15)
TO
MAIN BOARD
(2/7)
(Page 14),
(3/7)
(Page 15)
TO
MAIN BOARD
(1/7)
(Page 13)
(3/7)
(Page 15)
(4/7)
(Page 16)
(5/7)
(Page 17)
(7/7)
(Page 19)
< INDEX >
MAIN  BOARD (6/7)
IC403
C6
IC901
C6
Q901
D3
Q902
C2
Q903
C2
Q904
B4,C2
Q905
B5,C2
Q906
C4
Q908
C5
Q909
B6
Q910
A5
Q911
A5
Q912
D6
D406
B6
D407
B6
D901
D1
D902
C2
D903
C2
D904
D3
D905
D3
D906
C3
D907
D4
D908
D4
D909
C4
D911
B6
D913
B6
D914
B6
D917
A5
D918
B6
D919
C2
D920
C2
D921
D6
R904
68K
1W
68K
470K
1W
R906
R913
J902
R903
3.9
10W
L901
L907
OPEN
C904
C903
1000P
1000P
C902
0.22
L904
L903
C906
470P
C901
0.22
VS901
C911
0.12
R905
R907
220K
220K
R914
C913
470P
R91
1
R912
18
3W
18
3W
18
3W
33K
5W
R909
C907
220/400
C905
1000P
C908
100/10
C910
D919
D902
D903
D906
180/25
C914
180/25
R901
2.2M 1/2W
C909
0.1
R908
22K
R916
2.2K
R910
Q903
D901
Q905(2/2)
D920
Q904(2/2)
Q902
Q901
D904
D905
220
R917
1K
R902
15M
1/2W
+
+
-
–
+
-
+
-
+
-
C915
D907
D908
L905
100/160
C927
470P
C928
470P
+
-
+
-
C916
47/160
R918
18K
5W
R941
1.2K
R942
Q908
1K
R938
Q912
+5V(A)
D921
D406
D918
D91
1
D913
D914
D407
3.9
L201 5.2
R937
1K
+120V
TP901
(120V)
+13.5V
+9V
+9V
+5V
+9V
+9V(A)
+12V
+9V
+B ADJ
+
-
L906
R932
1K
R934
1.5K
R933  4.7K
R936
47K
C924
0.1
R939
100K
C920
470/16
+
-
C917
1000/25
C926
10/50
C918
0.015
C919
D909
Q906
3300P
R928
1.6K
R920
560
R921
+B ADJ
1K
1
2
1
2
R926
15K
R925
10K
R923
13K 1/2W
R922
1.5K
R919
1.5K
R924
13K 1/2W
+
-
C921
470/16
+
-
C418
180/25
R426
1.5K
C417
0.1
+
-
C923  470/16
+
-
C925
10/50
+
-
R915
0.33
3W
C912
0.1
1
2
3
4
3
4
3
4
T901
TH901
1
3
2
L902
(JUMPER)
(JUMPER)
OPEN
J901
7
11
13
10
12
15
14
17
18
16
6
4
5
2
1
9
8
1
1
3
3
AC
AC
4
2
3
1
SW901
4
3
1
2
5
6
3
1
5
8
4
1
6
7
3
2
2
4
E901
F901
E902
E910
F901,902:4A 250V
F902
E911
JK901
E903
L
N
E
1
2
CN902
Important safety notice
Components identified by "      " mark have special characteristics for safety.
When replacing any of these components, use only manufacture's specified parts.
Q904
(1/2)
Q905
(1/2)
C
E
4
5
6
1
2
3
B
Q911
D917
C
E
B
IN OUT
GND
IN OUT
GND
IC901
IC403
Q909
Q910
1
2
3
1
2
3
FBT PROTECT
PROTECT
~
~
OPEN
55.5
0.1
0.1
0.1
0.1
0.1
0
0
-2.1
–0.3
–2.1
–2.4
0
5.9
12.1
1
1.5
1
1.5
6.2
6.8
15.4
1.0
4.9
15.4
0.5
1.2
0.1
0.7
0.1
1.2
0.1
9.0
5.0
5.6
13.3
12.0
9.0
13.3
MAIN  BOARD (6/7)
1
2
3
4
5
6
A
B
C
D
– 18 –
SCHEMATIC DIAGRAM  OF MAIN BOARD (6/7)
FLYBACK
TRANSFORMER
FOCUS
CONTROL
[FOCUS]
SCREEN
CONTROL
PROTECTION
L1
DEFLECTION
COIL
VERTICAL
HORIZONTAL
TO
CRT
SOCKET
BOARD
CN807
TO
CRT
SOCKET
BOARD
CN803
 2-PIN
TO
CRT
SOCKET
BOARD
CN806
TO
CRT1
HV
(ANODE)
marked parts are shown in below.
VERTICAL DEFLECTION DRIVER
SWITCHING
TRANSFORMER
HORIZONTAL
DEFLECTION
OUTPUT
HORIZONTAL
DEFLECTION
DRIVER
Ref.No. WV-CM1480
56K
OPEN
330 2W
680 5W
WV-CM1780
56K
OPEN
220 2W
680 5W
WV-CM2080
68K
560 2W
330 2W
470 5W
Ref.No.
R523
R525
R526
R529
WV-CM1480
680  5W
5.6   5W
680  5W
5.6   5W
470  5W
10   5W
4.7K
4.7K
3.9K
5.6K
5.6K
8.2K
WV-CM1780 WV-CM2080
R409
R417
R424
R522
Ref.No.
C515
C516
C517
C518
WV-CM1480
3900P
3600P
470P
0.33
0.27
0.56
470P
270P
3900P
3600P
WV-CM1780 WV-CM2080
5600P
5600P
FROM
MAIN BOARD
(2/7) 
(Page 14 )
FROM
MAIN BOARD
(6/7)
(Page 18 )
FROM
MAIN
BOARD
(3/7)
(Page 15 )
FROM
MAIN
BOARD
(5/7)
(Page 17 )
FROM
MAIN BOARD (6/7)
(Page XX)
Important safety notice
Components identified by "      " mark have special characteristics for safety.
When replacing any of these components, use only manufacture's specified parts.
Ref.No.
R535
R536
R559
R565
WV-CM1480
100K
91K
100K
3   3W
WV-CM1780
100K
91K
16K
3.3  3W
WV-CM2080
75K
75K
33K
3   3W
< INDEX >
MAIN  BOARD (7/7)
IC401
C1
IC402
D3
Q401
C2
Q402
C2
Q501
A1
Q502
B1
Q503
B2
Q504
B3
Q506
A5
D403
D3
D404
C2
D405
C3
D501
B2
D502
B2
D505
C5
D506
B5
D507
C4
D508
C4
D509
C5
D511
C4
D512
C4
D513
A5
D514
B5
D515
B4
D516
B4
D517
B5
D518
B4
D519
B4
D520
A4
SDA
C406
0.47/50
C401
0.1
C402
180/25
C403
1000P
C405
2.2/35
C404
0.022
R403
100
AGC
FIL
TER
EHT
IN
RAMP
FIL
TER
PULSE
SP
APE
FIL
TER
V
.TRIG
IN
NC
SCL
SDA
I2L
GND
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
EW
DRIVE
VCC
EW
FEED-
BACK
V.
FEED-
BACK
V.
DRIVE
NC
GND
470
R402
R401
470
C407
C408
0.01
180P
C409
C410
C414
100/50
V+
H+
V–
H–
100/50
0.01
GND
1
2
3
4
5
6
7
OUT
BOOST
IN
PHASE
VCC
PUMP
 UP
R425
33
C419
C416
IC402
0.068
0.068
D403
D404
R404
22K
D402
OPEN
IC401
R406
Q401
Q402
R412
R415
R411
D405
D512
D511
D507
D516
D515
D508
R502
FBP
ACL
PROTECT
FBT PROTECT
27K
R558
3.3K
R557
10K
R570
D517
∗
R535
∗
R536
R540
10K
R554
Q506
1
2
3
6
5
4
D520
C541
OPEN
D514
330
R551
SCREEN
FOCUS
HV(ANODE)
1
2
10K
D506
D505
T502
4
6
7
11
12
10
1
2
3
5
8
9
2.2
R531
4.7K
D519
D518
D509
DEF
VCC
E501
CN401
1
2
3
4
5
3
4
1
+9V
HEATER
GND
+180V
5
3
4
2
1
1
2
3
4
V+
V–
V+
V–
H+
H+
H–
H–
R534
470
PROTECT
VCC
1K
10K
3
R410
3
1K
10K
R420
R422
1K
C412
2200/
25
R407
270K
R405
1
K
C413
3300P
C411
2.2/50
∗
R409
∗
R424
R416
510
∗
R417
∗
C517
∗
R526
R527
Q504
Q503
1K
∗
R525
∗
C518
∗
R529
∗
C516
∗
C515
∗
R523
∗
R522
R414
OPEN
R408
15K
D501
D502
R564
R566
R528
1K
1W
0
R530  1.2K
L503
L505
OPEN
J599
(JUMPER)
1
2
4
3
330
T501
1
2
3
4
6
L502
1800P
C512
1800P
C513
2.7K
R521
820
R503
Q501
Q502
H PULSE
10K
C520
4.7/50
C519
0.047
C540
15P
R504
680
R505
2.7K
C504
1800P
C503
1800P
C415
R423
R539
1.5K
R537
47K
R533
1.5K
R555
1.5K
R556
27K
10/50
C530
C522
10/350
22/160
C523
3.3/50
C526
1/50
C528
100/10
D513
C529
33K
R562
2.7K
R563
∗
R565
0.1
C527
1000/35
C521
R560
OPEN
R501
6.2K
R532
10K
C524
0.1
33
1W
10/50
R421
R419
1K
10K
SCL
VD
CTRL
V
.CNTR
∗
R559
+5V
+12V
+9V
+120V
+9V
+120V
L401
33
-
+
-
+
+
-
+
-
+
-
+
-
+
-
+
-
+
-
+
-
+
-
+
-
+
-
+
-
+
-
+5V
+9V
+12V
+120V
3.3
6.0
3.8
4.7
5.4
5.4
1.6
12.0
4.9
3.2
1.0
13.3
24.0
1.0
0.8
24.3
0.5
5.0
0.5
0.7
0.7
0.2
12.0
0.3
80.9
–0.1
12.0
1.0
1.6
7.5
0
0.7
0.7
0.1
0.1
MAIN  BOARD (7/7)
A
B
C
D
1
2
3
4
5
6
∗
– 19 –
SCHEMATIC DIAGRAM  OF MAIN BOARD (7/7)
– 20 –
TO
MAIN
BOARD
(7/7)
T502
FLYBACK
TRANS-
FORMER
TO
MAIN
BOARD
(7/7) E501
TO
MAIN
BOARD
(3/7) E201
TO
MAIN
BOARD
(3/7) E904
CRT1
CATHODE
RAY
TUBE
56
56
56
OPEN
OPEN
OPEN
WV-CM1780
120
120
120
100K
100K
100K
56
56
56
56
56
56
68
68
68
120
120
120
100K
100K
100K
WV-CM2080
L801
L802
L803
L804
L805
L806
R803
Ref.No.
R808
R812
WV-CM1480
marked parts are shown in below.
< INDEX >
CRT SOCKET BOARD
Q801
C2
Q802
C2
Q803
C3
Q804
D2
Q805
D2
Q806
D3
D802
D4
D803
E1
OPEN
560
560
OPEN
OPEN
270P
560
OPEN
270P
100
R828
R816
100
100
Q801
R817
Q802
Q803
C802
270P
R813
C804
C805
C806
R818
R819
R820
OPEN
C801
R821
R822
R823
D802
CN804
OPEN
R815
C803
Q804
Q805
Q806
+180V
CN807
CN806
CN809
CN808
CN803
D803
C810
C809
1200P
C807
4.7/350
C820
100/25
0.01
C808
0.01
C81
1
0.01
R827
C812
220K
4.7/350
R801
22K 2W
R806
22K 2W
R802
22K 2W
R807
22K 2W
R810
R809
22K 2W
1K
R805
1K
R804
1K
R81
1
22K 2W
R824
3.3K1/4W
R826
3.3K1/4W
R825
3.3K1/4W
1
-
+
-
+
8
6
9
5
7
4
11
12
10
15
13
-
+
GND
B
G
R
GND
GND
RK
GK
BK
H(+)
H(-)
G1
G2
G3
+180V
+180V
NC
GND
HEATER
HEATER
+9V
+9V
G4
2
TP803
(B)
TP802
(G)
L804
L805
L806
R803
L801
R808
L802
R812
L803
TP801
(R)
OPEN
R814
OPEN
OPEN
1
2
3
4
5
6
1
2
3
4
5
FOCUS
HV(ANODE)
SCREEN
FOCUS
HV(ANODE)
SCREEN
1
1
GND
GND
+180V
+9V
Important safety notice
Components identified by "      " mark have special characteristics for safety.
When replacing any of these components, use only manufacture's specified parts.
1
A
B
C
D
E
2
3
4
CRT  SOCKET  BOARD 
∗
∗
∗
∗
∗
∗
∗
∗
∗
∗
SCHEMATIC DIAGRAM OF CRT SOCKET  BOARD
< INDEX >
MAIN  BOARD
(COMPONENT
SIDE VIEW)
IC201 D6
IC203 D4
IC301 B5
IC303 B6
IC304 C6
IC305 C6
IC401 D4
IC402 D4
IC403 C4
IC601 D4
IC901 B2
Q402
D5
Q501
C4
Q502
E3
Q503
E3
Q901
A3
Q902
B4
Q903
B4
Q904
B4
Q905
B5
Q909
B1
Q912
B5
D305
A6
D403
D4
D501
D3
D502
D3
D505
D3
D506
D3
D517
D2
D601
C4
D602
C4
D901
B4
D902
B4
D903
B4
D904
B3
D905
B3
D906
B4
D907
B2
D908
B2
D919
B4
D920
B4
1
A
B
C
D
E
2
3
4
5
6
MAIN  BOARD
(COMPONENT SIDE VIEW)
– 21 –
CONDUCTOR  VIEW  OF MAIN BOARD (COMPONENT  SIDE VIEW)
Page of 38
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