Panasonic TY-TP42P8-S, Service Manual

Page: 64 / 95

10.10. Y-Photo 1 Board Schematic Diagram
+
16
10
9
4
1
15
18
6
13
11
9
1
18
14
11
10
5
7
8
6
2 2
4
13
12
5
17
12
2
3
6
8
5
7
10
14
1
16
4
9
11
7
3
13
15
12
18
3
17
15
16
14
8
PH.DR
V1
PH.DR
V2
PH.DR
V3
PH.DR
V4
PH.DR
V5
PH.DR
V6
PH.DR
V7
PH.DR
V8
PH.DR
V9
PH.DR
V10
PH.DRV2
PH.DRV1
PH.DRV3
PH.DRV4
PH.DRV5
PH.DRV6
PH.DRV7
PH.DRV8
PH.DRV9
PH.DRV10
PH.SINK6
PH.SINK5
PH.SINK3
PH.SINK2
PH.SINK7
PH.SINK4
PH.SINK1
PH.SINK8
PH.SINK4
PH.SINK1
PH.SINK8
PH.SINK6
PH.SINK5
PH.SINK3
PH.SINK2
PH.SINK7
RANGE1
RENGE2
PHON
SEL2
SEL1
SEL0
PHCOM
17
12
13
14
1
6
7
3
4
2
5
8
17
10
11
15
AD4
AD6
AD3
AD5
AD0
AD1
AD2
SEL3
Q1
FB1L2Q
5V 5V
R43
10k
R44
10k
R45
10k
R46
10k
R47
10k
R48
10k
R49
10k
R50
10k
+5V
R39-42
10k
+5V
+5V
+5V
+5V
R21-24
10k
+5V
R34 2k
R35
5.1k
R36 1.2k
+5V
R38
2k
R37
200
R33
2k
+5V
+5V
R25-27
10k
+5V
R28
100k
R29
10k
R32
10k
R31
100k
R30
2k
+5V
+5V
R17-20
10k
+5V
+5V
R9 0
+5V
5V
C23
6.3V
47u
C22
0.1u
5V
C3
0.1u
C7
0.1u
C4
0.1u
C10
0.1u
C11
0.1u
C1
0.1u
C2
0.1u
C5
0.1u
C8
0.1u
C9
3300p
C6
3300p
C12
0.1u
C13
0.1u
C14
0.1u
C15
0.1u
C16
0.1u
C17
0.1u
C18
0.1u
C19
0.1u
C20
0.1u
C21
0.1u
1 5 6
B
4 7 2 3
D
C
E
A
8
7
15
14
13
12
9
11
A
G1
B
C
G2B
10
Y5
Y6
Y4
Y1
Y2
Y3
Y7
G2A
Y0
3
12
13
2
5
1
INH
Z
A
B
C
Y Z0
Y1
X1
Y0
Z1
X
X0
4
3
2
+
-
8
19
SEL0
SEL2
14
AD4
3
18
RANGE1
16
SEL3
19
14
26
23
15
13
+5V
24
11
J11
21
8
2
SEL1
RANGE2
NC
25
19
AD6
AD3
ILEDCOM
20
4
1
AD3
6
10
23
9
PHCOM
3
GND
AD2
16
GND
RANGE2
11
12
2
10
15
9
17
13
17
+5V
+5V
PENDATA
ILEDCOM
20
4
1
PHCOM
GND
NC
+5V
AD2
+5V
PENDATA
20
4
PHCOM
6
7
ILEDCOM
1
GND
GND
22
18
GND
J10
SEL2
AD0
22
SEL0
NC
21
NC
SEL2
25
14
26
21
AD4
AD1 AD1
24
RANGE1
26
+5V
AD5
24
LEDON
8
2
PHON
25
AD0
6
AD3
10
PHON
3
23
AD2
SEL3
9
RANGE2
16
5
15
11
AD5
AD1
13
8
17
7
+5V
5
12
+5V
22
NC
PENDATA
PHON
18
AD0
J9
AD5
5
12
AD6 AD6
LEDON
SEL1
SEL0
LEDON
SEL3
AD4
RANGE1
NC
7
SEL1
+5V
P56
P55
P54
P53
P52
P51
P50
P49
P63
P58
P57
P62
P64
P60
P59
P61
P68
P67
P69
P65
P70
P72
P66
P71
P75
P76
P77
P73
P78
P74
P44
P45
P41
P46
P43
P48
P42
P47
P37
P33
P36
P38
P35
P40
P34
P39
P25
P28
P29
P30
P27
P32
P26
P31
P19
P24
P18
P23
P20
P21
P22
P17
P16
P10
P15
P12
P13
P14
P9
P11 P3
P2
P7
P4
P5
P6
P1
P8
2
1
11
A
G1
B
C
G2B
10
Y5
Y6
Y4
Y1
Y2
2
Y3
Y7
G2A
Y0
1
7
15
14
13
12
9
GND
3
6
4
5
GND
6
5
4
3
VCC
VCC
1
A
INH
B
C
VSS
6
5
5
6
4
1
2
10
3
7
9
COM
0
VCC
11
VEE
7
3
4
13
14
15
12
2
9
6
10
11
1
4
3
+
-
8
1
2
8
14
15
4
VSS
7
VEE
8
VCC
16
16
16
16
-
+ 7
6
5
A
G1
B
C
G2B
6
Y5
Y6
Y4
Y1
Y2
2
Y3
Y7
3
G2A
Y0
VCC
1
16
GND
5
4
15
14
12
10
9
11
7
13
Y1
16
3
Y3
6
GND
1
Y7
12
A
15
C
B
G2A
10
14
G2B
9
Y5
Y4
Y6
11
5
4
G1
Y0
7
2
Y2
VCC
13
1
CH1 INH
A
5
VCC
7
6
CH0
2
COM
16
VEE
4
GND
3
SEL3
AD3
PHON
AD5
AD6
PHCOM
SEL2
AD2
RANGE2
AD4
SEL1
SEL0
AD0
AD1
RANGE1
TO
CONTROLLER BOARD
(J4)
TO
Y-PHOTO 2 BOARD
(J11)(TY-TP50P8)
G541-K1TD01 (TY-TP50P8-S)
Y-PHOTO 1 BOARD
G441-K1TD01 (TY-TP42P8-S)
U2
U1
U3
74HC138
74HC138
TC7W53FK
U9
74HC238
U8
74HC238
U4
74HC4051
U6
74HC4053
U5
uPC842G
-
+
7
6
5
U7
uPC842G
3 TO 8 LINE
DECODER
3 TO 8 LINE
DECODER
8ch
ANALOG
MULTIPLEXER
3 TO 8 LINE
DECODER
3 TO 8 LINE
DECODER
C
E
P1-P78
PT100MF0MP
TO
Y-PHOTO 2 BOARD
(J21)(TY-TP42P8)
NO
USE
PHOUTSW
OPTICAL NOISE CANCEL,
GAIN CONTROL
U5
uPC842G
U7
uPC842G
PHOTO
TRANSISTOR
MATRIX
TY-TP42/50P8-S
Y-Photo 1 Board Schematic Diagram
TY-TP42/50P8-S
Y-Photo 1 Board Schematic Diagram
TY-TP42P8-S / TY-TP50P8-S
64