MX-M850 (serv.man8). Circuit Diagram - Sharp Copying Equipment Service Manual (repair manual). Page 122

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MX-M1100  CIRCUIT DIAGRAM / 回路図  2 – 119
BS_PCI2_AD0
BS_PCI2_CBE0
BS_PCI2_INTA_PU
BS_IDE_GNT
BS_IDE_REQ
BS_ICU_PCI2_CLK
BS_PCI2_PERR
BS_PCI2_FRAME
BS_PCI2_PAR
BS_PCI2_SERR
BS_PCI2_IRDY
BS_PCI2_STOP
BS_PCI2_DEVSEL
BS_PCI2_TRDY
BS_ICU1_REQ
BS_ICU1_GNT
BS_ICU2_REQ
BS_ICU2_GNT
BS_nCS_ICU1
BS_nCS_ICU2
BS_nCS_IMG1
BS_nCS_IOG2
BS_LSI_D0
BS_LSI_D1
BS_LSI_D2
BS_LSI_D3
BS_LSI_D4
BS_LSI_D5
BS_LSI_D6
BS_LSI_D7
BS_LSI_D8
BS_LSI_D9
BS_LSI_D10
BS_LSI_D11
BS_LSI_D12
BS_LSI_D13
BS_LSI_D14
BS_LSI_D15
BS_A0
BS_A1
BS_A2
BS_A3
BS_A4
BS_A5
BS_A6
BS_A7
BS_A8
BS_A9
BS_A10
BS_A11
BS_A12
BS_A13
BS_A14
BS_A15
ICU_CNCT
ICU_ONOFF_BUSSW
BS_ICU_IMG_nINT
BS_SCU_PCU_nINT
BS_ICUIMG_WAIT
BS_LBUS_ASIC_WE
BS_LBUS_ASIC_OE
BS_nRESET_IOGA2
BS_EXT2_REQ
BS_SA_SDA0
BS_SA_SCL0
BS_PCI2_AD1
BS_PCI2_AD2
BS_PCI2_AD3
BS_PCI2_AD4
BS_PCI2_AD5
BS_PCI2_AD6
BS_PCI2_AD7
BS_PCI2_AD8
BS_PCI2_AD9
BS_PCI2_AD10
BS_PCI2_AD11
BS_PCI2_AD12
BS_PCI2_AD13
BS_PCI2_AD14
BS_PCI2_AD15
BS_PCI2_AD16
BS_PCI2_AD17
BS_PCI2_AD18
BS_PCI2_AD19
BS_PCI2_AD20
BS_PCI2_AD21
BS_PCI2_AD22
BS_PCI2_AD23
BS_PCI2_AD24
BS_PCI2_AD25
BS_PCI2_AD26
BS_PCI2_AD27
BS_PCI2_AD28
BS_PCI2_AD29
BS_PCI2_AD30
BS_PCI2_AD31
BS_PCI2_CBE1
BS_PCI2_CBE2
BS_PCI2_CBE3
BS_EXT2_GNT
8
8
7
7
6
6
5
5
D
C
B
A
MFPC PWB (W-ICU Connector)
ICU_ONOFF_BUSSW
BS_A16
ICU_ONOFF_BUSSW
ICU_ONOFF_BUSSW
ICU_ONOFF_BUSSW
+3.3V
DGND
DGND
+3.3V
DGND
+3.3V
DGND
+3.3V
DGND
+3.3V
DGND
+3.3V
+3.3V
DGND
+3.3V
DGND
DGND
DGND
+3.3V
PCI2_TRDY
(13)
PCI2_IRDY
(13)
PCI2_DEVSEL
(13)
PCI2_FRAME
(13)
PCI2_STOP
(13)
PCI2_PERR
(13)
PCI2_SERR
(13)
PCI2_PAR
(13)
PCI2_AD0
(13)
PCI2_AD1
(13)
PCI2_AD2
(13)
PCI2_AD3
(13)
PCI2_AD4
(13)
PCI2_AD5
(13)
PCI2_AD6
(13)
PCI2_AD7
(13)
PCI2_AD8
(13)
PCI2_AD9
(13)
PCI2_AD10
(13)
PCI2_AD11
(13)
PCI2_AD12
(13)
PCI2_AD13
(13)
PCI2_AD14
(13)
PCI2_AD15
(13)
PCI2_AD16
(13)
PCI2_AD17
(13)
PCI2_AD18
(13)
PCI2_AD19
(13)
PCI2_AD20
(13)
PCI2_AD21
(13)
PCI2_AD22
(13)
PCI2_AD23
(13)
PCI2_AD24
(13)
PCI2_AD25
(13)
PCI2_AD26
(13)
PCI2_AD27
(13)
PCI2_AD28
(13)
PCI2_AD29
(13)
PCI2_AD30
(13)
PCI2_AD31
(13)
PCI2_CBE0
(13)
PCI2_CBE1
(13)
PCI2_CBE2
(13)
PCI2_CBE3
(13)
ICU_PCI2_CLK
(5)
PCI2_INTA_PU
(8,13)
IDE_GNT
(13)
IDE_REQ
(13)
ICU1_GNT
(13)
ICU1_REQ
(13)
ICU2_REQ
(13)
ICU2_GNT
(13)
nCS_ICU1
(18,20)
nCS_ICU2
(18,20)
nCS_IMG1
(14,18)
nCS_IOG2
(18,20)
LSI_D0
(18)
LSI_D1
(18)
LSI_D2
(18)
LSI_D3
(18)
LSI_D4
(18)
LSI_D5
(18)
LSI_D6
(18)
LSI_D7
(18)
LSI_D8
(18)
LSI_D9
(18)
LSI_D10
(18)
LSI_D11
(18)
LSI_D12
(18)
LSI_D13
(18)
LSI_D14
(18)
LSI_D15
(18)
A0
(18,27)
A1
(18,20,27,37)
A2
(18,20,27,37)
A3
(18,20,27,37)
A4
(18,20,27,37)
A5
(18,20,27,37)
A6
(18,20,27)
A7
(18,20,27)
A8
(18,20,27)
A9
(18,20,27)
A10
(18,20,27)
A11
(18,20,27)
A12
(18,27)
A13
(18,27)
A14
(18,27)
A15
(18,27)
GPO_nPWRDWN_W
SCU_PCU_nINT
(8)
GPO_nRESET_IOGA2
(37)
ICUIMG_WAIT
(18)
ICU_IMG_nINT
(8)
LBUS_ASIC_OE
(18,20)
LBUS_ASIC_WE
(18,20)
EXT2_REQ
(13)
GPI_POWER_WICU
(30,37)
SA_SDA0
(11,14,27)
SA_SCL0
(11,14,27)
GPI_POWER_WICU
(30,37)
GPI_POWER_WICU
(30,37)
PCI2_AD[31:0]
(13)
PCI2_CBE[3:0]
(13)
EXT2_GNT
(13)
A16
(18,27)
R129
X_2.2KJ
R129
C1451
0.1uF(F)
C1451
0.1uF(F)
4
5
6
14
7
IC83B
74LCX08
C1441
X_0.1uF(F)
C1441
X_0.1uF(F)
C1424
1uF(1608:B)
C1424
1uF(1608:B)
R1289
33J
C1442
1uF(1608:B)
C1442
1uF(1608:B)
S0/NC
1
1A1
2
1A2
3
2A1
4
2A2
5
3A1
6
3A2
7
GND
8
4A1
9
4A2
10
5A1
11
5A2
12
6A1
13
6A2
14
7A1
15
7A2
16
VCC
17
8A1
18
GND
19
8A2
20
9A1
21
9A2
22
10A1
23
10A2
24
11A1
25
11A2
26
12A1
27
12A2
28
12B2
29
12B1
30
11B2
31
11B1
32
10B2
33
10B1
34
9B2
35
9B1
36
8B2
37
GND
38
8B1
39
7B2
40
7B1
41
6B2
42
6B1
43
5B2
44
5B1
45
4B2
46
4B1
47
3B2
48
GND
49
3B1
50
2B2
51
2B1
52
1B2
53
1B1
54
S2/OE2
55
S1/OE1
56
IC86
74CBTLV16212PAG8
IC86
74CBTLV16212PAG8
C1430
0.1uF(F)
C1430
0.1uF(F)
R1283
33J
33J
C1444
0.1uF(F)
C1444
0.1uF(F)
C1425
0.1uF(F)
C1425
0.1uF(F)
C1443
0.1uF(F)
C1443
0.1uF(F)
S0/NC
1
1A1
2
1A2
3
2A1
4
2A2
5
3A1
6
3A2
7
GND
8
4A1
9
4A2
10
5A1
11
5A2
12
6A1
13
6A2
14
7A1
15
7A2
16
VCC
17
8A1
18
GND
19
8A2
20
9A1
21
9A2
22
10A1
23
10A2
24
11A1
25
11A2
26
12A1
27
12A2
28
12B2
29
12B1
30
11B2
31
11B1
32
10B2
33
10B1
34
9B2
35
9B1
36
8B2
37
GND
38
8B1
39
7B2
40
7B1
41
6B2
42
6B1
43
5B2
44
5B1
45
4B2
46
4B1
47
3B2
48
GND
49
3B1
50
2B2
51
2B1
52
1B2
53
1B1
54
S2/OE2
55
S1/OE1
56
IC77
74CBTLV16212PAG8
IC77
74CBTLV16212PAG8
1A
1
1B
2
2C
3
GND
4
2A
5
2B
6
1C
7
VCC
8
IC78
X_2G66
IC78
X_2G66
S0/NC
1
1A1
2
1A2
3
2A1
4
2A2
5
3A1
6
3A2
7
GND
8
4A1
9
4A2
10
5A1
11
5A2
12
6A1
13
6A2
14
7A1
15
7A2
16
VCC
17
8A1
18
GND
19
8A2
20
9A1
21
9A2
22
10A1
23
10A2
24
11A1
25
11A2
26
12A1
27
12A2
28
12B2
29
12B1
30
11B2
31
11B1
32
10B2
33
10B1
34
9B2
35
9B1
36
8B2
37
GND
38
8B1
39
7B2
40
7B1
41
6B2
42
6B1
43
5B2
44
5B1
45
4B2
46
4B1
47
3B2
48
GND
49
3B1
50
2B2
51
2B1
52
1B2
53
1B1
54
S2/OE2
55
S1/OE1
56
IC85
74CBTLV16212PAG8
IC85
74CBTLV16212PAG8
S0/NC
1
1A1
2
1A2
3
2A1
4
2A2
5
3A1
6
3A2
7
GND
8
4A1
9
4A2
10
5A1
11
5A2
12
6A1
13
6A2
14
7A1
15
7A2
16
VCC
17
8A1
18
GND
19
8A2
20
9A1
21
9A2
22
10A1
23
10A2
24
11A1
25
11A2
26
12A1
27
12A2
28
12B2
29
12B1
30
11B2
31
11B1
32
10B2
33
10B1
34
9B2
35
9B1
36
8B2
37
GND
38
8B1
39
7B2
40
7B1
41
6B2
42
6B1
43
5B2
44
5B1
45
4B2
46
4B1
47
3B2
48
GND
49
3B1
50
2B2
51
2B1
52
1B2
53
1B1
54
S2/OE2
55
S1/OE1
56
IC76
74CBTLV16212PAG8
IC76
74CBTLV16212PAG8
1A
1
1B
2
2C
3
GND
4
2A
5
2B
6
1C
7
VCC
8
IC79
2G66
IC79
2G66
R1288
33J
E
B
C
10K
47K
Q1016
X_DTC114YUA
C1439
0.1uF(F)
C1439
0.1uF(F)
C1428
1uF(1608:B)
C1428
1uF(1608:B)
R1280
X_1KJ
R1285
X_10KJ
C1458
1uF(1608:B)
C1458
1uF(1608:B)
C1431
0.1uF(F)
C1431
0.1uF(F)
R1284
X_0J
X_0J
C1452
0.1uF(F)
C1452
0.1uF(F)
C1429
0.1uF(F)
C1429
0.1uF(F)
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