Color Evf A / Color Evf B Schematic Diagram - Panasonic Palmcorder VHSC PalmSight PV-L759 Service Manual

COLOR EVF A / COLOR EVF B SCHEMATIC DIAGRAM (C)
7
L903
15
C932
TO MAIN
22/16V
C.B.A. P3 P901
1
LUMINANCE
EVF +4.5V (2) 2
GND 3
KEY DATA 2 4
EVF +4.5V (1) 5
R-Y 6
6 B-Y 7
GND 8
EVF +15V 9
SERIAL DATA 0 10
SERIAL CLOCK 11
EVF LOAD 12
5
4
3
2
L902
47
1
A B
NOTE:
FOR SCHEMATIC DIAGRAM AND CIRCUIT BOARD LAYOUT NOTES,
REFER TO BEGINNING OF SCHEMATIC SECTION.
Q905
2SA1037K146R
(SWITCHING)
C933 R928
0.1 18K
R930
10K
R935
C931 R931 Q904 680
0.1 3900 FMW1T148
R929
(POWER CONTROL)
8200
L905
10
C935
47/16V
R949
100K
Q909
MSD1819A(R)
(SWITCHING)
C940
1
R941
R910
100K
1K
R911
C936
1K
0.1
R913
R912
C913 1K 18K
10/6.3V Z
C904
R909
C914
4.7/25V
10K
43 42 41 40 38
48 47 46 45 44 39 37
C905
R907
2200P APC
DET
150K 49
HSS IN
50
R908
51
C907
330
52 IC901
1500P
C906
53
AN2522NFHP
4.7/25V
54
VIDEO SIGNAL PROCESS
55
LCD PANEL INDICATION
56
CONTROL
C909 1
57
B-Y IN
58
R-Y IN
59
C908 1
60
61 Y IN
Y DET
C911 62
4.7/25V 63
C912
64
0.1
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
C919 C921 C923
C918
C917
1
22/6.3V 10/16V 1
0.1
C938
0.1
C D E
3-19
IMPORTANT SAFETY NOTICE:
COMPONENTS IDENTIFIED BY THE SIGN
SPECIAL CHARACTERISTICS IMPORTANT FOR SAFETY.
WHEN REPLACING ANY OF THESE COMPONENTS,
USE ONLY THE SPECIFIED PARTS.
C934 R942
0.1 470
Q907
MSB1218A(R)
(BUFFER)
Z
Q908
(SWITCHING)
R903
R943
R904
1K
TP904
36
35 34 33
R944
10K
32
VCP
31
/VCP 30
VDATA
29
HCP1 28
/HCP1
27
HCP2
26
/HCP2
25
HCP3
24
/HCP3 23
HCP4
22
/HCP4
21
HDATA 20
VCC2
19
TP902
ROUT 18
R923
GOUT TP901
17
R924 100
100
C926
C925
0.1
22/16V
TP903
R922 C939
100 470P
C916 C924
0.01 10/10V R959
47K
Z
D902
5 4
VDD
IC904
VSS
TC7S04FTE85R
1 2 3
D901
(INVERTER)
MA110
R958
C937
56K
100P
G
F
HAVE
REC VIDEO SIGNAL PB VIDEO SIGNAL
TO VCR
OPERATION UNIT
FP902
1 KEY DATA 2
2
3 GND
4 GND
5
6 EVF +4.5V (2)
COLOR EVF B C.B.A.
C901 Z
B902 B901
L901
1 UNREG GND 1
100
2 BACKLIGHT +4.5V 2
C903
C902
3 UNREG GND 3
10
Z
4 BACKLIGHT +4.5V 4
5 BACKLIGHT PULSE 5
Q901
6 6
2SK1299STL
(BACKLIGHT DRIVE)
Z
R947
EVF LCD PANEL UNIT
FP901
1 VCP
2 /VCP
3 V DATA
4 HCP 1
TP905
5 /HCP 1
6 HCP 2
7 /HCP 2
8 HCP 3
9 /HCP 3
10 HCP 4
11 /HCP 4
12 H DATA
13 VDD H
14 VSS H
15 VIDEO H
16 VIDEO B
17 VIDEO G
18 V COMMON
R952 Z
R957
19 VSS V
200
20 VDD V
R954
R953 R925
R948
0
330 27K
0
R951
Q902
R926
680
MSD1819A(R) C927
3K
0.1
(INVERTER)
R927
22K
H I J
COMPARISON CHART
OF MODELS & MARKS
MODEL MARK
PV-L759 A
PV-L779 B
PV-L859 C
Not Used Z
T901
ETJ09K30AM
/VLTW0014
1 8
2 7
PL901
3 6
VLLW0010
4 5
/VLLW0011
BACKLIGHT
VJBW1671
UNLESS OTHERWISE SPECIFIED;
WATTAGE OF RESISTORS IS 1/16W.
VJBW1666
K