Panasonic PV-D301 Service Manual page 191

LCD II (LCD DRIVE) SCHEMATIC DIAGRAM (C, D, DA, E, EA, F, FA, G, GA, H, HA, M, MA)
7
VIDEO SIGNAL
6
TO LCD I
LCD+7.5V 12
LCD+12V 11
LCD+5V 13
SW+3V 8
L9006
15
LCD+3V 9
5 R9001
4700
VR9001
BRIGHTNESS CONTROL 1 R9053
Z
10KB
BRIGHTNESS
Z
R9003
C9001
4700
LCD LOAD 2
R9004 1K
SERIAL CLOCK 4
R9005 1K
4
SERIAL DATA 3
R9006 1K
L9001
15
R9054
2200
C9003
Z
4.7/6.3V
R9055
R9010
100 Q9053
LUMINANCE 7
2SB1218A
(BUFFER)
3
C9011
0.1
R9011 100
B-Y 5
R9012 100
R-Y 6
C9012
0.1
2
LCD-15V
14
PR9051
LSSF003C10T
BL+4.5V
10
1
UNLESS OTHERWISE SPECIFIED;
WATTAGE OF RESISTORS IS 1/16W.
A B
C9054
C9016
0.1
10/6.3V
R9014
C9014
15K
1500
R9015
C9013
12K
2.2
TP9006
36 35 34 33 32 31 30 29 28 27 26 25
VCC
C9008
C9005
Z 0.1
R9017 0
37 SERIAL 24
LCD PANEL R9018 0
D/A
38 23
DRIVE CONTROL
R9019 0
CONVERTER
39 22
40 21
H SYNC V SYNC
20
41
SEPARATION SEPARATION
42 19
C9019
43 VDD VCC 18 C9056
4.7/16V
C9009 R
Y
44 VCC DRIVE GND 17
22/6.3V
45 GND RGB SIGNAL 16
B-Y G
R9013 C9010 DRIVE R9020 100
PROCESS
46 15
560 680P R-Y
B C9021 2.2
47 DRIVE 14
R9021 100
48 13
C9020 2R2
C9007
1
IC9001
1 2 3 4 5 6 7 8 9 10 11 12
AN2545FHQ
R9022
RGB SIGNAL PROCESS 100
/LCD PANEL INDICATOR
CONTROL
R9016
10K
C9022
R9025
2.2 6800
C9015 C9018
C9017
4.7/6.3V
2.2 0.1
L9003
C D E
IMPORTANT SAFETY NOTICE:
COMPONENTS IDENTIFIED BY THE SIGN
SPECIAL CHARACTERISTICS IMPORTANT FOR SAFETY.
WHEN REPLACING ANY OF THESE COMPONENTS,
USE ONLY THE SPECIFIED PARTS.
L9007 15
L9004
15
TP9001 TP9002
TP9003 WF21 WF20 WF19
Z
R9023 47K
WF22
L9005
C9024
TP9007 15
2.2
C9026
IC9002
H,HA,M,MA
TA75S558FTEL
5 4
(OP AMP)
R9028 C9025
VDD
22K 150P Q9005
UN5114
VEE
(SWITCHING)
1 2 3
Q9004
R9026 UN5212
R9024
47K
(SWITCHING)
100K
Z
H,HA,M,MA
R9027
C9057 C9023
C,D,DA,E,
2.2 47K
EA,G,GA
15
Z
G
F
NOTE:
FOR SCHEMATIC DIAGRAM AND CIRCUIT BOARD LAYOUT NOTES,
HAVE
REFER TO BEGINNING OF SCHEMATIC SECTION.
Note:
R9030
10K
R9031
C9027
10K
0.1
2.2
H,HA,M,MA
C,D,DA,E,EA, R9033
G,GA 33K
R9052
1K
C9028
1
C9029 C9030 C9031 C9032
Z
0.1 0.1
10/6.3V
R9029
47K
R9032
56K
100K
L9051 68
T9051
Q9051
ETJ11K95AM
2SD1119
/2SD2150T100R
4 8
(SWITCHING)
3
C9052
R9051
0.027 1 TP9004
2200
C9053
7
15P
2 5
C9051
C9058
10
Q9052
2SD1119
TP9005
/2SD2150T100R
(SWITCHING)
H I
COMPARISON CHART
OF MODELS & MARKS
MODEL
MARK
PV-D301 A
PV-D301 AA
For distinguishing marks A from AA, D from DA, etc.,
VM-D101 B
refer to "1 MODEL NO. IDENTIFICATION MARK IN
PV-L501 C
THIS SERVICE MANUAL" section.
PV-L551 D
PV-L551 DA
H,HA,M,MA
PV-L561 E
LCD PANEL UNIT
FP9002
PV-L561 EA
24 STH1
PV-L581 F
23 OEH
22 Q2H
PV-L581 FA
21 CLK1
PV-L51 G
20 CLK2
19 CLK3 PV-L51 G A
18 GND
PV-L601 H
17 B
PV-L601 HA
16 G
15 R
PV-L651 I
14 VB
PV-L651 IA
13 RL
12 STH2 PV-L661 J
11 VEE
PV-L661 JA
10 VCOM
PV-L681 K
9 VGH
8 VDD
PV-L681 KA
7 STV2
PV-L61 L
6 OEV
5 CPV
PV-L61 LA
4 UD
VM-L451 M
3 STV1
2 VSS
VM-L451 MA
VGL
1
Not Used Z
C,D,DA,E,EA,F,FA,G,GA
LCD PANEL UNIT
FP9001
24 STH1
23 OEH
22 Q2H
21 CLK1
20 CLK2
19 CLK3
18 GND
17 B
16 G
15 R
14 VB
13 RL
12 STH2
11 VEE
10 VCOM
VGH
9
8 VDD
STV2
7
6 OEV
CPV
5
4 UD
STV1
3
2 L
VGL
1
C9055
15P
LAMP UNIT
LSXY0205
BACKLIGHT
LINK TO VOLTAGE CHART
LSJB8073
LINK TO SIGNAL WAVEFORM
J