Panasonic UF-580 Service Manual page 272

A
001:A1;002:D2;003:A1;014:B2 A[23-1]
001:D2;002:D1;003:A1;014:A3 nRD
1
+3.3V
20
VCCL
IC14
GND
TC74VHC244FT
10
GND
+3.3V
20
VCCL
IC15
GND
TC74VHC244FT
10
GND
+3.3V
5
VCC
IC11
GND
TC7S04FU
2 3
GND
2 4
001:D3;003:C1;014:B2 nRESET
IC11
1
TC7S04FU
NC
002:A3 nDIRV
002:A3 nDIRD
D[15-0]
001:A1;002:A2;003:A1;014:A2 D[15-0]
D[0]
RA5
3
D[1]
RA5
D[2]
RA5
D[3]
+3.3V
RA5
D[4]
RA6
D[5]
20
RA6
VCCL D[6]
IC12
RA6
GND
TC74VHC245FT D[7]
10 RA6
10 9 8 7 5 4 3 2
GND
10K
RA21
6 1
GND
+3.3V
20
VCCL D[8]
IC13
RA7
GND
TC74VHC245FT
10
D[9]
RA7
D[10]
RA7
D[11]
GND
RA7
D[12]
4
RA8
D[13]
RA8
D[14]
RA8
D[15]
RA8
9 8 7 5 4 3 2
10
10K
RA22
6 1
GND
B
1 IC14
*G
A[1] 2 18 AD[1]
A1 Y1 001:D2;002:A3;003:A1;014:B2
A[2] 4 16 AD[2]
A2 Y2
A[3] AD[3]
6 14
A3 Y3
A[4] AD[4]
8 12
A4 Y4
TC74VHC244FT
19 IC14
*G
A[5] 11 9 AD[5]
A1 Y1
A[6] 13 7 AD[6]
A2 Y2
A[7] 15 5 AD[7]
A3 Y3
A[8] AD[8]
17 3
A4 Y4
TC74VHC244FT
To:
IMAGE FROM
MODEM
FROM CARD
LAN CONTROLLER
1 IC15
*G
A[9] 2 18 AD[9]
A1 Y1
A[10] 4 16 AD[10]
A2 Y2
A[11] AD[11]
6 14
A3 Y3
A[12] AD[12]
8 12
A4 Y4
TC74VHC244FT
19 IC15
*G
A[13] 11 9 AD[13]
A1 Y1
A[14] 13 7 AD[14]
A2 Y2
A[15] 15 5 AD[15]
A3 Y3
17 3
A4 Y4
TC74VHC244FT
GND
19
*G
1
*DIR[BA]
IC12
18 2
1 8 1 8
B1 A1
33 RA9 33
17 3
2 7 2 7
B2 A2
33 RA9 33
16 4
3 6 3 6
B3 A3
33 RA9 33
15 5
4 5 4 5
B4 A4
33 RA9 33
14 6
1 8 1 8
B5 A5
33 RA10 33
13 7
2 7 2 7
B6 A6
33 RA10 33
12 8
3 6 3 6
B7 A7
33 RA10 33
11 9
4 5 4 5
B8 A8
33 RA10 33
TC74VHC245FT
2 3 4 5 7 8 9 10
10K
RA23
1 6
19
GND
*G
1
*DIR[BA]
IC13
18 2
1 8 1 8
B1 A1
33 RA11 33
17 3
2 7 2 7
B2 A2
33 RA11 33
16 4
3 6 3 6
B3 A3
33 RA11 33
15 5
4 5 4 5
B4 A4
33 RA11 33
14 6
1 8 1 8
B5 A5
33 RA12 33
13 7
2 7 2 7
B6 A6
33 RA12 33
12 8
3 6 3 6
B7 A7
33 RA12 33
11 9
4 5 4 5
B8 A8
33 RA12 33
TC74VHC245FT 2 3 4 5 7 8 9
10
10K
RA24
1 6
GND
C
A[1]
AD[15-1] 003:C3;005:B1;014:A4;014:C1
A[2]
nWRL_DQML
002:A2 nFRIP
001:D3 nFRPRST
002:D4 MCLK
002:D4 nVREQ
+5V
20
VCC
IC16
GND
TC74VHCT244FT
10
A[16]
A[17]
A[18]
GND
+3.3V +5V
A[19]
5 20
VCC VCC
IC42 IC17
GND GND
TC7S04FU TC74VHCT244FT
3 10
A[20]
A[21]
GND GND
A[22]
001:D2;002:D1 nFROMC
GND
nRDD 003:C3;005:B2;014:B4
+3.3V
2 4
IC42
1
TC7S04FU
GND
NC
D[0]
4
To: RA13
IMAGE FROM
D[1]
MODEM 3
LAN CONTROLLER RA13
D[2] 2
RA13
DD[0] D[3]
1
RA13
D[4]
4
RA14
DD[1] D[5]
3
RA14
DD[2] D[6]
2
RA14
DD[3] D[7]
1
RA14
DD[4]
10 9 8 7 5 4 3 2
DD[5]
DD[6]
DD[7]
10K
RA25 +3.3V
6 1
GND
GND
DD[8] D[8]
1
RA15
DD[9] D[9]
2
RA15
DD[10] D[10]
3
RA15
DD[11] D[11]
4
RA15
DD[12] D[12]
1
RA16
DD[13] D[13]
2
RA16
DD[14] D[14] 3
RA16
DD[15] D[15]
4
RA16
9 8 7 5 4 3 2
10
10K
RA26
6 1
DD[15-0] 003:C3;005:B1;014:B4
GND
272
D
1
IC16
*G
AV[1]
2 18
A1 Y1
AV[2]
4 16
A2 Y2
6 14
A3 Y3
8 12
A4 Y4
TC74VHCT244FT
To:
FRIP5
19 IC16
*G
11 9
A1 Y1
13 7
A2 Y2
15 5
A3 Y3
17 3
A4 Y4
TC74VHCT244FT
1
IC17
*G
AV[16]
2 18
A1 Y1
AV[17]
4 16
A2 Y2
6 14 AV[18]
A3 Y3
8 12 AV[19]
A4 Y4
TC74VHCT244FT
To:
FROM CARD
19 IC17
*G
11 9 AV[20]
A1 Y1
AV[21]
13 7
A2 Y2
AV[22]
15 5
A3 Y3
17 3
A4 Y4
TC74VHCT244FT
+5V
R498 R499
0 0
C59 25V C61 25V
0.1uF 1 24 0.1uF
VCCA VCCB
GND
IC18
22 23
*G NC
2 To:
*DIR(BA)
FRIP5
FROM CARD
TC74LVXC3245FS
3 21 DV[0]
5 1 8
33 B1 RA17 33
A1
4 20 DV[1]
6 2 7
A2 B2
33 RA17 33
7 5 19 3 6 DV[2]
A3 B3
33 RA17 33
6 18 DV[3]
8 4 5
A4 B4
33 RA17 33
7 17 DV[4]
5 1 8
A5 B5
33 RA18 33
8 16 DV[5]
6 2 7
A6 B6
33 RA18 33
9 15 DV[6]
7 3 6
A7 B7
33 RA18 33
10 14 DV[7]
8 4 5
A8 B8
33 RA18 33
GND
2 3 4 5 7 8 9 10
11 12 13
10K
GND
+5V RA27
1 6
R500 R501
0 0
GND
C60 25V C62 25V
0.1uF 1 24 0.1uF
VCCA VCCB
GND
IC19
22 23
*G NC
2
*DIR(BA)
TC74LVXC3245FS
3 21 DV[8]
8 1 8
33 RA19 33
B1
A1
4 20 DV[9]
7 2 7
A2 B2
33 RA19 33
5 19 DV[10]
6 3 6
A3 B3
33 RA19 33
6 18 DV[11]
5 4 5
A4 B4
33 RA19 33
7 17 DV[12]
8 1 8
A5 B5
33 RA20 33
8 16 DV[13]
7 2 7
A6 B6
33 RA20 33
6 9 15 3 6 DV[14]
A7 B7
33 RA20 33
10 14 DV[15]
5 4 5
A8 B8
33 RA20 33
GND 2 3 4 5 7 8 9
10
11 12 13
10K
GND
RA28
1 6
GND
Model Drawing Name
UF-580 / 590
SC PC Board (4/14)
780 / 790
AV[2-1] 008:D4
nRDV 008:D4;014:C3
nWLV 008:D4;014:C3
1
nFRIPV 008:D4
nFRPRSTV 008:B4
MCLKV 008:B4
nVREQV 008:D4
AV[22-15] 014:C1
2
nFROMCV 014:C3
pRESET 012:B2
3
4
DV[15-0] 008:D4;014:C1