Panasonic KV-S2065L Service Manual page 150

1 2
A
4:8E SMD[0-15]
B
(DREQ)
1:8A;4:7F SCSIREQ
1:1B;5:8D CSSCSI
(SWIN)
4:8D SCSIWR
C
5:8C CSVER
4:8D SCSIACK
1:1A;5:8B CPWR
5:8B CPRD
D
4:2F;5:8B CPAS
E
4:2F;5:8D CSIMG
F
1 2
3
4
+5V
IC611
SN74LV00ANS
R703
1 1A VCC 14
2 1B 4B 13
3 1Y 4A 12
1K
4 2A 4Y 11
5 2B
3B 10
6 2Y 3A 9
7 GND
3Y 8
(DBWR)
R771
SCSIWRD
0
IC612 +5V
R772
SN74LV04ANS
N.M.
1 1A VCC 14
2 1Y
6A 13
3 2A 6Y 12
4 2Y
5A 11
5 3A 5Y 10
6 3Y 4A 9
7 GND
4Y 8
(DACK)
R768
SCSIACKD
0
N.M.
SRDY
+5V
5:9A CPD[8-15]
IC623
SN74LV02ANS-EL20
1 1Y VCC 14
2 1A
4Y 13
3 1B 4B 12
4 2Y
4A 11
5 2A 3Y 10
6 2B
3B 9
7 GND 3A 8
GAWR
+5V
IC613
0
SN74LV32ANS-EL20
1 1A
VCC 14
2 1B 4B 13
3 1Y
4A 12
4 2A 4Y 11
SCSIRD
5 2B
3B 10
6 2Y 3A 9
R706
7 GND
3Y 8
GARD
0
R705
0
N.M.
3 4
5 6
SMD[0] R750 SMDD[0]
N.M.
SMD[1] R751 SMDD[1]
0
SMD[2] R752 N.M. SMDD[2]
0
SMD[3] N.M. R753 SMDD[3]
0
SMD[4] R754 N.M. SMDD[4]
0
SMD[5] N.M. R755 SMDD[5]
0
SMD[6] R756 N.M. SMDD[6]
0
SMD[7] N.M. R757 SMDD[7]
0
N.M. +5V
0
IC619
1 20
DIR VCC
2
SMD[0] 19
A1 G
3 18
SMD[1] SMDD[0]
A2 B1
4
SMD[2] 17 SMDD[1]
A3 B2
5
SMD[3] 16 SMDD[2]
A4 B3
SMD[4] 6 15 SMDD[3]
A5 B4
7
SMD[5] 14 SMDD[4]
A6 B5
SMD[6] 8 13 SMDD[5]
A7 B6
9
SMD[7] 12 SMDD[6]
A8 B7
10 11 SMDD[7]
GND B8
HD74HCT245FPV
+5V
IC620
1:1D
1
20
DIR VCC
SMD[8] 2 19
A1 G
3
SMD[9] 18 SMDD[8]
A2 B1
SMD[10] 4 17
SMDD[9]
A3 B2
5
SMD[11] 16 SMDD[10]
A4 B3
SMD[12] 6 15
SMDD[11]
A5 B4
7
SMD[13] 14 SMDD[12]
A6 B5
8
SMD[14] 13 SMDD[13]
A7 B6
SMD[15] 9 12 SMDD[14]
A8 B7
10
11 SMDD[15]
GND B8
HD74HCT245FPV
R758
SMD[8] SMDD[8]
SMD[9] N.M. R759 SMDD[9]
0
R760 N.M.
SMD[10] SMDD[10]
0
SMD[11] N.M. R761 SMDD[11]
0
1:1D
R762 N.M.
SMD[12] SMDD[12]
0
SMD[13] N.M. R763 SMDD[13]
4:7F 0
R764 N.M.
SMD[14] SMDD[14]
0
SMD[15] N.M. R765 SMDD[15]
0
N.M.
0
+5V
IC622
1
20
DIR VCC
2
CPD[8] 19
A1 G
3
CPD[9] 18 CPDD[8]
A2 B1
4 CPDD[9]
CPD[10] 17
A3 B2
CPD[11] 5 16 CPDD[10]
A4 B3
6
CPD[12] 15 CPDD[11]
A5 B4
CPD[13] 7 14 CPDD[12]
A6 B5
8
CPD[14] 13 CPDD[13]
A7 B6
CPD[15] 9 12 CPDD[14]
A8 B7
10
11 CPDD[15]
GND B8
HD74LV245AFP
4:2F
+5V
IC621
SN74LV573ANS-EL20
1:1B
1
20
VDD OC 2
CPD[8] 19 CPDD[8]
1Q 1D 3
CPDD[9]
CPD[9] 18
4:2F 2Q 2D 4
CPD[10] CPDD[10]
17
3Q 3D 5
CPDD[11]
CPD[11] 16
4Q 4D 6
CPD[12] CPDD[12]
15
5Q 5D 7
CPD[13] 14 CPDD[13]
6Q 6D
8 CPDD[14]
CPD[14] 13
7Q 7D
CPD[15] 12 9 CPDD[15]
8Q 8D 10
11
C VSS
5 6
7
SMDD[0-15]
SMDD[0-15] 1:1E
CPDD[8-15]
CPDD[8-15]
1:1C;4:2E
7
8 9
A
B
C
D
E
F
(SCSI Board)
6/6
KV-S2065/S6055/S6050
8