Read Sharp UP-X500 (serv.man4) Service Manual online
UP-X500U
CIRCUIT DIAGRAM
7 – 18
susc#
strap_spkr
strap_sa16
strap_sa17
strap_sa18
strap_sa19
strap_romcs
strap_soe
strap_sa16
strap_sa17
strap_sa18
strap_sa19
strap_romcs
strap_soe
strap_spkr
power_sw_south#
fan_chk#
fan_ok#
power_sw_enable#
power_sw#
susb#
susb#
susc#
RSMRST#
power_sw_south#
system_reset#
reset_sw#
system_reset#
reset_sw#
pgood_reset#
pgood_reset#
+3B
+3B
VCC3
+3B
VCC3
+3B
VCC3
VCC3
VCC3
VCC3
VCC3
VCC
VCC3
VCC3
VCC3
VCC3
VCC3
+3B
+3B
+3B
VCC3
+3B
VBAT
VBAT
+3B
VCC3
VCC3
VCC3
VCC3
VCC3
VCC3
VCC3
VCC3
VCC3
VCC3
VCC3
+3B
+3B
+3B
+3B
+3B
+3B
CPU_THERMAL#
6
6
ALARM_IN#
29
COM_RI#
23
ACDOWN#
2,31
CPU_STP#
5
BT_ON
2,31
PWROK
2,4,15,25
PS_ON
2,4
SMBDATA
5,6,13,15
SMBCLK
5,6,13,15
PC_BEEP
22
BEEP_OFF#
2
2
H8_RESET#
2
8
HDD_CABLE_SENSE
1
9
FPBACK_GATE
15
H8_BOOTMODE#
3
0
RSMRST#
21
LED_LAN_TEST#
21
PGOOD_RESET#
4
SouthBridge
(6/10)
South ACPI I/F
PowerSW
ResetSW
VCC3
Clock Control
PS Control
SMBus
RTC
South
GPIO
BEEP Control
South&NorthBridge
Hardware
Configuration
GTLPullupEnable
Pull-up: Disable
Pull-down: Enable
IOQDepth
Pull-up: 1-Level
Pull-down: 4-Level
CpuFsbClockLsb
Pull-up: 133MHz
Pull-down: 66MHz-100MHz
CpuFsbClockMsb
Pull-up: 100MHz
Pull-down: 66MHz
LPCBIOSROM
Pull-up: Enable
Pull-down: Disable
AutoBoot
Pull-up: Disable
Pull-down: Enable
CpuFreqStrapping
Pull-up: Disable
Pull-down: Enable
+3B
H8 Contorl
HDD Contorl
Backlight Contorl
default
(1-2pin)
H : none
L : CMOS INIT Mode
PS Control
RESET
For AppNote204A
LAN LED Contorl
RESET
R265
1K
1
2
IC103A
74LVA74(TSSOP)
D
2
CLK
3
Q
5
Q
6
VCC
14
PR
4
GND
7
CL
1
R309
10K
1
2
IC103B
74LVA74(TSSOP)
D
12
CLK
11
Q
9
Q
8
VCC
14
PR
10
GND
7
CL
13
R271
1M
1
2
R259
8.2K
1
2
R284
4.7K
1
2
R261
8.2K
1
2
R341
10K
1
2
R269
0
1
2
R307
0
1
2
IC41
LTC1694CS5
SM1
5
VCC
1
SM2
4
GND
2
NC
3
R518
2.2K
1
2
C510
0.1UF
2
1
IC107B
74LVA08(TSSOP)
4
5
6
14
7
R270
4.7K
1
2
CN21
5045-03A
1
1
2
2
3
3
IC5E
VT8235_South_Bridge
RTCX1
AD4
RTCX2
AF3
SPKR
AE9
SMBCK2/GPI27/GPO27
AE1
SMBDT2/GPI26/GPO26
AD1
THERM#/AOLGPI/GPI18
Y4
INTRUDER/GPI16
AD3
TPO/WSC/APICREQ
U24
PWRGD
AF4
PWRBTN
AD2
RSMRST
AD5
RING/GPI3
Y2
EXTSMI/GPI2
AA1
PME
W3
GPI4/LID
AC1
GPI5/BATLOW
W4
SUSB/GPO2
AF2
SUSC
AF1
SMBALRT
AB2
SMBCK1
AB3
SMBDT1
AC2
GPI1
AC3
GPO0
AA3
GPI0
AE3
GPI24/GPO24/GPIOA
AE5
GPI25/GPO25/GPIOC
AE6
GPI30/GPO30/GPIOD
AD6
GPI31/GPO31/GPIOE
AC6
PCLKRUN
AF5
CPUSTP/GPO5
AC7
PCISTP/GPO6
AF6
GPI14/GPO14/INTG
D8
GPI10/GPO10
D7
GPI15/GPO15/INTH
C7
GPI11/GPO11
A6
GPI12/GPO12/INTE/PDGNTA
A7
GPI13/GPO13/INTF/PDGNTB
B8
GPI8/GPO8/PDREQA/VGATE
C8
GPI9/GPO9/PDREQB
B7
SA19/GPO19
AC11
SA18/GPO18
AD11
SA17/GPO17
AE11
SA16/GPO16
AF11
IORDY/GPI19
AD10
TEST
AF9
GPI22/GPO22/GHI
R24
GPI28/GPO28/VIDSEL
P25
GPI29/GPO29/VRDSLP
P24
GPI6/AGPBZ
A8
GPI23/GPO23/DPSLP
P26
SOE
AD12
ROMCS/KBCS
AF12
GPI20/GPO20/ACSDIN2/PCS0
U2
GPI21/GPO21/ACSDIN3/PCS1/SLPBTN
V1
R311
1K
1
2
R280
10K
1
2
R517
2.2K
1
2
C697
0.022UF
2
1
JP2
00-9067-033-000-806
2
1
3
C714
0.1UF
2
1
C780
68PF
2
1
R456
4.7K
1
2
JR31
10K(12)
1
3
2
R291
300K
1
2
R533
10K
1
2
R459
10K
1
2
R530
4.7K
1
2
Q32
DTC124XUA
B
E
C
C508
0.1UF
2
1
C658
0.1UF
2
1
R531
10K
1
2
R308
0
1
2
IC117
LTC1694CS5
SM1
5
VCC
1
SM2
4
GND
2
NC
3
R266
1K
1
2
C707
0.1UF
2
1
R267
10K
1
2
R273
4.7K
1
2
R278
4.7K
1
2
R268
1K
1
2
C509
1000PF
2
1
R534
10K
1
2
JR42
1M(12)
1
3
2
R279
4.7K
1
2
C512
2PF
2
1
R506
10K
1
2
C513
10PF
2
1
X5
32.768KHz(DT-26)
R286
0
1
2
Q35
DTC124XUA
B
E
C
C511
2PF
2
1
R287
1M
1
2
TP1
1
R274
4.7K
1
2
JR43
10K(12)
1
3
2
JR32
10K(12)
1
3
2
IC121B
74LVA123(TSSOP)
A
9
B
10
CLR
11
VCC
16
GND
8
Q
5
Q
12
C
6
R/C
7
CN23
53014-0210
1
1
2
2
C506
0.022UF 2
1
R505
1K
1
2
C713
0.1UF
2
1
C715
0.1UF
2
1
R496
4.7K
1
2
R306
0
1
2
IC102C
74LVA32(TSSOP)
9
10
8
14
7
R275
10K
1
2
R260
1K
1
2
R507
4.7K
1
2
R538
1K
1
2
BR143
10K-4
1
8
2
7
3
6
4
5
R281
4.7K
1
2
C779
68PF
2
1
IC39
S-80929ANMP-DDS-T2
OUT
1
VDD
2
VSS
3
NC
4
Cd
5
C261
1000PF
2
1
JR30
10K(12)
1
3
2
SW1
SPPJ6-N2-LB
2
1
4
5
6
3
IC121A
74LVA123(TSSOP)
A
1
B
2
CLR
3
VCC
16
GND
8
Q
13
Q
4
C
14
R/C
15
R277
4.7K
1
2
C507
0.047UF
2
1
R504
10K
1
2
R453
4.7K
1
2
BR108
1K-4
1
8
2
7
3
6
4
5
JR35
10K(12)
1
3
2
R285
4.7K
1
2
Q36
DTC124XUA
B
E
C
JR33
10K(12)
1
3
2
C505
0.022UF
2
1
R276
10K
1
2
JR34
10K(12)
1
3
2
R305
100K
1
2
R264
470
1
2
ST2
00-9067-020-000-807
SW2
SKHHLQ0001
R535
10K
1
2
R310
1K
1
2
R283
4.7K
1
2
R272
4.7K
1
2
R532
10K
1
2
JR29
10K(12)
1
3
2
R529
4.7K
1
2
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
18/33
South R
TC & P
o
werMana
g
ement & GPIO
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