Panasonic KV-S2045C Service Manual page 101

1
002:2C LB1OE
A
002:2C LB1WR
002:2C LB1A[0-14]
(Only for KV-S2045C/SU245C Series)
IC1504
LB1A[0] 1 A14
2 A12
LB1A[2]
LB1A[4]
3 A7
LB1A[6] 4 A6
LB1A[8] 5 A5
LB1A[10] 6 A4
LB1A[11]
7 A3
LB1A[12] 8 A2
LB1A[13] 9 A1
LB1A[14]
10 A0
11 I/O1
LB1D[1]
12 I/O2
LB1D[3]
13 I/O3
LB1D[5]
14 VSS
B
CY7C199-15VC
W24257AJ-12
[LINE BUFFER1]
STBY
002:8B;003:8B;008:8B
003:2C LB2OE
003:2C LB2WR
003:2C LB2A[0-14]
C
(Only for KV-S2045C/SU245C Series)
IC1507
LB2A[0]
1 A14
LB2A[2]
2 A12
LB2A[4]
3 A7
LB2A[6]
4 A6
LB2A[8]
5 A5
LB2A[10]
6 A4
LB2A[11]
7 A3
LB2A[12]
8 A2
LB2A[13]
9 A1
LB2A[14]
10 A0
LB2D[1] 11 I/O1
LB2D[3] 12 I/O2
LB2D[5]
13 I/O3
14 VSS
CY7C199-15VC
W24257AJ-12
D
[LINE BUFFER2]
1
2 3
+5V
002:8A SHB1WR
002:8A SHB1OE
002:8A SHF1WR
002:8A SHF1OE
002:8A SH1A[0-14]
VCC
28
WE
27
SH1A[14]
A13
26
LB1A[1]
SH1A[13]
A8
25
LB1A[3]
SH1A[12]
A9
24
LB1A[5]
SH1A[10]
A11
23
LB1A[7]
OE SH1A[8]
22
SH1A[6]
A10
21
LB1A[9]
CS SH1A[4]
20
SH1A[3]
I/O8
19
LB1D[0]
SH1A[1]
I/O7 18
LB1D[2]
SH1A[0]
I/O6
17
LB1D[4]
I/O5 SHF1D[6]
16
LB1D[6]
I/O4 SHF1D[4]
15
LB1D[7]
SHF1D[2]
LB1D[0-7] 002:2B
+5V
003:8A SHB2WR
003:8A SHB2OE
003:8A SHF2WR
003:8A SHF2OE
SH2A[0-14]
SH2A[0-14]
003:8A
VCC SH2A[14]
28
SH2A[13]
WE 27
A13 LB2A[1] SH2A[12]
26
SH2A[10]
A8 25 LB2A[3]
A9 LB2A[5] SH2A[8]
24
SH2A[6]
A11 23 LB2A[7]
OE SH2A[4]
22
SH2A[3]
A10 21 LB2A[9]
SH2A[1]
CS 20
SH2A[0]
I/O8
19 LB2D[0]
SHF2D[6]
I/O7 18 LB2D[2]
I/O6 SHF2D[4]
17 LB2D[4]
SHF2D[2]
I/O5 16 LB2D[6]
I/O4
15 LB2D[7]
LB2D[0-7] 003:2B
2 3
4
+5V
IC1505
1 A14 VCC 28 SH1A[14]
2 A12 WE SH1A[13]
27
SH1A[11]
3 A7 A13 26 SH1A[12]
4 A6 A8 SH1A[9] SH1A[10]
25
SH1A[7]
5 A5 A9 24 SH1A[8]
A11 SH1A[5] SH1A[6]
6 A4 23
7 A3 OE 22 SH1A[4]
SH1A[2]
8 A2 A10 SH1A[3]
21
9 A1 CS 20 SH1A[1]
I/O8 SHF1D[7]
10 A0 19 SH1A[0]
11 I/O1 I/O7 18 SHF1D[5] SHB1D[6]
12 I/O2 I/O6 SHF1D[3]
17 SHB1D[4]
13 I/O3 I/O5 16 SHF1D[1] SHB1D[2]
I/O4 SHF1D[0]
14 VSS 15
CY7C199-15VC
W24257AJ-12
[FRONT SHADING1]
[BACK SHADING1]
+5V
S2045C
(Only for KV-S2045C/SU245C Series)
(Only for KV-S2045C/SU245C Series)
IC1508
1 A14 VCC SH2A[14]
28
2 A12 WE 27 SH2A[13]
A13 SH2A[11] SH2A[12]
3 A7 26
SH2A[9]
4 A6 A8 25 SH2A[10]
A9 SH2A[7] SH2A[8]
5 A5 24
SH2A[5]
6 A4 A11 23 SH2A[6]
OE SH2A[4]
7 A3 22
SH2A[2]
8 A2 A10 21 SH2A[3]
CS SH2A[1]
9 A1 20
10 A0 I/O8 SHF2D[7] SH2A[0]
19
SHB2D[6]
11 I/O1 I/O7 18 SHF2D[5]
12 I/O2 I/O6 SHF2D[3] SHB2D[4]
17
SHB2D[2]
13 I/O3 I/O5 16 SHF2D[1]
14 VSS I/O4 SHF2D[0]
15
CY7C199-15VC
W24257AJ-12
[FRONT SHADING2]
[BACK SHADING2]
4
101
KV-S2025C Series / KV-SU225C Series / KV-S2045C Series / KV-SU245C
5 6
IC1506
1 A14
VCC 28
2 A12 WE
27
3 A7 A13 26 SH1A[11]
4 A6 A8 SH1A[9]
25
5 A5 A9 24 SH1A[7]
6 A4 A11 SH1A[5]
23
7 A3
OE 22
SH1A[2]
8 A2 A10
21
9 A1 CS 20
10 A0 I/O8 SHB1D[7]
19
SHB1D[5]
11 I/O1 I/O7 18
12 I/O2 I/O6 SHB1D[3]
17
13 I/O3 SHB1D[1]
I/O5 16
14 VSS I/O4 SHB1D[0]
15
CY7C199-15VC
W24257AJ-12
SHB1D[0-7] 002:8A
SHF1D[0-7] 002:8A
S2045C
IC1509
1 A14 VCC
28
2 A12 WE 27
A13 SH2A[11]
3 A7 26
SH2A[9]
4 A6 A8 25
A9 SH2A[7]
5 A5 24
SH2A[5]
6 A4 A11 23
OE
7 A3 22
SH2A[2]
8 A2 A10 21
CS
9 A1 20
10 A0 I/O8
19
SHB2D[7]
I/O7
11 I/O1 18
SHB2D[5]
12 I/O2 I/O6
17
SHB2D[3]
I/O5
13 I/O3 16
SHB2D[1]
14 VSS I/O4
15 SHB2D[0]
CY7C199-15VC
W24257AJ-12
SHB2D[0-7] 003:8A
SHF2D[0-7] 003:8A
CONTROL Board
KV-S2025C/KV-SU225C/
KV-S2045C/KV-SU245C
5 6
A
B
C
D
4
12