Schematic Diagram - Panasonic WV-BM990 Service Manual

MAIN BOARD
101 223
C
CN302
VIDEO INPUT
CONNECTOR
104
Q305
470
154 222
CN301
VIDEO OUTPUT
CONNECTOR
750
B
SW801
POWER SWITCH
Y Y
F801
CN802
2A 250V SW801
J801
BLK/BROWN
FS1 FS2
Y Y
GRN
Y
E101
AC POWER
BLUE/
J802
CORD WHT
A
Important safety notice
Components Identified by " Y " mark have special characteristics for safety.
When replacing any of these components, use only manufacturer's specified parts.
1
102
431
223 221 272
VR301
CONTRAST
273
474
Q303
Q301
Q304
101 Q302
471
5230
104
103 121
102 102
VR302
133 102
BRIGHT
822
181
153
Q307
223
Q306
562
392
102
122
CN803
470
473
Y W
Y
D801
R800
Q801
0R56 3W
R Q
Y
PT801
181
2

SCHEMATIC DIAGRAM

392
563
473
103
560
822
Q309
122
Q308
391
101
2260
681
101
103 152
221
VR401
V-HOLD
820
VR401 103 101
R423 183
473
392
563
393 103
122
5R6
TP1
IC801 3652
152
153 1%
1 3
2
471
4121
1%
3 4
– 5 –
VR515
H.PRESET
OPEN
H+
563 103
562
K
VR501
202
103
H-HOLD
9311
333
SHORT
100
IC501
222
GND
823
105
332
104
103
VR412
C407
V.LINE
VR408 47/25V
V.SIZE
VR412 502
501
R410 392
TP2
151 182
D506
Q504
Y Y
153 271
L501
682 H.SIZE
333
400V
8R2
Q502
D501
6R8
Y
T501
Q503
683
562
390
Q501
680
5
CRT BOARD
Y
Y
V101
102
393
OPEN OPEN
250V
104
OPEN
394
154
393
474
105
474
OPEN
VR601
205
FOCUS
104
VR602
334
SUB-
BRIGHT
Y
Y
T502
393
400V
Q
Y
333
W
120
U
R
I
6