Read Sharp UP-X500 (serv.man4) Service Manual online
UP-X500U
CIRCUIT DIAGRAM
7 – 16
SA20
SA16
SA1
SA5
SA8
SA14
SA11
SA2
SA0
SA13
SA15
SA9
SA19
SA10
SA4
SA6
SA3
SA18
SA7
SA12
SA17
SD0
SD7
SD3
SD2
SD4
SD6
SD1
SD5
SA4
SA3
SA6
SA7
SA0
SA1
SA2
SA5
SA8
SA14
SA9
SA10
SA12
SA11
SA13
SA15
SA20
SA19
SA16
SA17
SA18
SD3
SD0
SD7
SD1
SD6
SD2
SD4
SD5
lframe#
ldrq#
lad0
lad1
lad2
lad3
VCC3
VCC3
VCC3
VCC3
VCC3
VCC
VCC3
+3B
VCC3
VCC3
VCC3
CLK_PCI_SIO
5
5
CLK_OSC14M_SIO
5
5
PCIRST#
10,15,22,25,28
SD[0..15]
17,27,28
CLK_OSC14M_SOUTH
5
5
SA[0..19]
17,27,28
SERIRQ
25
ROMCS#
1
7
H8_EXCOM_CS#
2
7,28
H8_IRQ1
2
8
H8_IRQ2
2
8
HELP_CS#
1
7
EXCOM_IRQ3
2
7
XRD#
17,27,28
XWR#
17,27,28
LPC
interface
CLOCK
RESET
SuperI/O
(1/3)
XBUS
Interface
SouthBridge
(5/10)
LPC&XBUS I/F
CLOCK
IRQ
IRQ devices List
-----------------
IRQ00: timer
IRQ01: KBC
IRQ02: 8259
IRQ03: COM2,4
IRQ04: COM1,3
IRQ05: (Reserved)
IRQ06: EXCOM
IRQ07: LPT
IRQ08: RTC
IRQ09: (Reserved)
IRQ10: PCI
IRQ11: PCI
IRQ12: PCI
IRQ13: coprocessor
IRQ14: P-IDE
IRQ15: PCP3
R290
4.7K
1
2
C515
10PF
2
1
BR119
100K-4
1
8
2
7
3
6
4
5
BR113
10K-4
1
8
2
7
3
6
4
5
C676
180PF
2
1
BR115
100K-4
1
8
2
7
3
6
4
5
R289
10K
1
2
R296
0
1
2
JR38
0(23)
1
3
2
IC5D
VT8235_South_Bridge
LAD0
AF8
LAD1
AE8
LAD2
AD8
LAD3
AF7
LREQ
AD7
LFRM
AE7
MEMR
AE12
MEMW
AF10
IORGPI22/GPO22
AC10
IOW/GPI23/GPO23
AD9
XD0
AC14
XD1
AC13
XD2
AF14
XD3
AE14
XD4
AD14
XD5
AF13
XD6
AE13
XD7
AD13
SERIRQ
AE10
SUSCLK/GPO4
AB1
OSC
AC12
BR110
4.7K-4
1
8
2
7
3
6
4
5
BR114
100K-4
1
8
2
7
3
6
4
5
BR109
4.7K-4
1
8
2
7
3
6
4
5
C560
22PF
2
1
BR134
10K-4
1
8
2
7
3
6
4
5
C516
1000PF
2
1
R374
100K
1
2
R292
4.7K
1
2
R375
100K
1
2
R294
4.7K
1
2
C565
68PF
2
1
BR118
100K-4
1
8
2
7
3
6
4
5
C517
10PF
2
1
BR120
100K-4
1
8
2
7
3
6
4
5
C679
68PF
2
1
BR111
4.7K-4
1
8
2
7
3
6
4
5
BR112
4.7K-4
1
8
2
7
3
6
4
5
C523
0.1UF
2
1
C561
22PF
2
1
C522
0.1UF
2
1
C566
68PF
2
1
R293
4.7K
1
2
C521
0.1UF
2
1
R295
4.7K
1
2
C562
22PF
2
1
IC42
SIO10N268
CLKI32
17
VSS
7
IO_PME~
18
VTR
19
CLOCKI
6
LAD0[DACK0~]
21
LAD1[DACK1~]
22
LAD2[DACK2~]
23
LAD3[DACK3~]
24
LFRAME~[DRQ0]
26
LDRQ~[NC]
28
PCI_RESET~[DRQ1]
29
LPCPD~[DRQ2]
30
GP23/LED2~/IRQIN2
20
PCI_CLK
32
SER_IRQ
33
VSS
27
XA20/GP16[GP16]
55
XA18[TC]
57
XA17[DRQ3]
58
XA16[RESET_DRV]
59
CLKRUN~[NC]
31
XA19/GP17[GP17]
56
GP20/IRRX2/IRQIN3
60
GP13/IRQIN1/LED1~
53
LPC_ISA
54
GP12/IO_SMI~
51
VSS
74
VCC
49
GP22/IRMODE/IRRX3/XCS2~
62
VSS
52
GP21/IRTX2/WDT
61
VCC
70
VCC
25
XA0[SA0]
103
XA1[SA1]
104
XA2[SA2]
105
XA3[SA3]
106
XA4[SA4]
107
XA5[SA5]
108
XA6[SA6]
110
XA7[SA7]
111
XA8[SA8]
112
XA9[SA9]
113
XA10[SA10]
114
XA11[SA11]
115
XA12[SA12]
116
XA13[SA13]
117
XA14[SA14]
118
XA15[SA15]
119
XD0[SD0]
120
XD1[SD1]
121
XD2[SD2]
122
XD3[SD3]
123
XD4[SD4]
124
XD5[SD5]
125
XD6[SD6]
127
XD7[SD7]
128
XWR~[IOWR~]
101
XCS0~[IOCHRDY]
98
XCS1~[AEN]
99
XRD~[IORD~]
100
VCC
102
VSS
109
VCC
126
C520
0.1UF
2
1
C519
0.1UF
2
1
C563
22PF
2
1
C518
0.1UF
2
1
R297
100K
1
2
C659
68PF
2
1
R437
0
1
2
R438
0
1
2
C564
22PF
2
1
R288
10K
1
2
C675
68PF
2
1
BR116
100K-4
1
8
2
7
3
6
4
5
R457
100K
1
2
C514
10PF
2
1
BR117
100K-4
1
8
2
7
3
6
4
5
A
B
C
D
876
5
4
3
21
1
2
3
4
5
6
7
8
D
C
B
A
A
B
C
D
876
5
4
3
21
1
2
3
4
5
6
7
8
D
C
B
A
A
B
C
D
876
5
4
3
21
1
2
3
4
5
6
7
8
D
C
B
A
A
B
C
D
876
5
4
3
21
1
2
3
4
5
6
7
8
D
C
B
A
16/33
South & SuperI/O LPC & Xb
us I/F
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