Sharp UP-X300 (serv.man45) Service Manual ▷ View online
UP-X300V
CIRCUIT DESCRIPTION
4 – 7
5-3-2.Pin list
Pin
No.
Terminal name
I/O
Description
1.
Wheel Right
I
Right button
2.
Wheel Left
I
Left button
3.
CNTR0
I
Connected to No.4 pin
4.
EMSR0/PMSR
I
Panel electrode voltage measurement terminal
5.
EMSR1/EMSR0
I
Panel electrode voltage measurement terminal
6.
EMSR2/EMSR1
I
Panel electrode voltage measurement terminal
7.
EMSR3/EMSR2
I
Panel electrode voltage measurement terminal
8.
JPHID/EMSR3
O
HID class selection/panel electrode volt-
age measurement terminal
age measurement terminal
9.
PID1
O
PID selection terminal
10.
PID2
O
PID selection terminal
11.
PID3
O
PID selection terminal
12.
Vref
-
A/D converter reference voltage input terminal
13.
Reset
I
Reset input terminal
14.
CNVss
-
Connected to VSS
15.
Vcc
-
Power supply input terminal (5V)
16.
Xin
I
Clock input terminal
17.
Xout
O
Clock output terminal
18.
Vss
-
Power supply input terminal (0V)
19.
OS3
I
Home position selection terminal
20.
OS2
I
Home position selection terminal
21.
OS1
I
Home position selection terminal
22.
WheelUP
I
Upward scroll button
23.
WheelDOWN
I
Downward scroll button
24.
JPMODE
I
4/7 wire selection
25.
ModuleDisable
I
Disconnection operation simulation terminal
26.
USBVref
O
USB reference voltage output terminal
27.
PSW3
O
Panel drive switch control output terminal
28.
PSW4
O
Panel drive switch control output terminal
29.
PSW1
O
Panel drive switch control output terminal
30.
PSW2
O
Panel drive switch control output terminal
31.
PSW0
O
Panel drive switch control output terminal
32.
ButtonLeft
I
Left button
33.
ButtonRight
I
Right button
34.
ButtonMiddle
I
Center button
35.
USB D-
I/O USB I/O terminal
36.
USB D+
I/O USB I/O terminal
UP-X300V
CIRCUIT DIAGRAM & PWB LAYOUT
5 – 1
Parts Property
MOUNT blank or NOTMOUNT
CHANGE_LOG
explain
(01) Title Page
(02) Power Supply-1
(03) Power Supply-2
(04) Power Supply-3
(05) Clock Generator
(06) CPU-1
(07) CPU-2
(08) Power (North-South)
(09) CPU I/F (North-South)
(10) VLink I/F (North-South)
(11) PCI I/F (South)
(12) DDR I/F (South)
(13) DDR DIMM socket
(14) CRT I/F (North)
(15) LCD I/F (North)
(16) LPC-Xbus I/F (South-SIO)
(17) BIOS
(18) RTC-ACPI-GPIO (South)
(19) HDD I/F (South)
(20) USB-PS/2 I/F (South)
(21) LAN I/F (South)
(22) Sound I/F (South)
(23) COM I/F (SIO)
(24) Centro I/F (SIO)
(25) PCCARD PCI I/F
(26) PCCARD I/F
(27) Contactless Cerk I/F
(28) PCP3 ISA I/F
(29) PCP3 alarm-clerk-drawer I/F
(30) PCP3 MCR I/F
(31) BatteryContorller
(32) Connector
(33) tmp
Table Of Contents
X500 X300
page V U V U
==================================
PWB
PWB1
UP-X500mainPWB
LABEL
LABEL1
MACADDRESS-LABEL
LABEL
LABEL2
PWBserial-LABEL
HDD
CF
Pallarell
PCCARD
ctless clerk
WMF clerk
19
9
24
25, 26
27
29
O
X
O
O
O
O
O
X
O
O
X
X
X
O
X
X
O
O
X
O
X
X
X
X
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
1/33
COVER PAGE
CHA
P
T
E
R
5.
CIR
CUIT
DIAGRAM &
PWB
LAYOU
T
CIRCU
IT
DIAGRAM
UP-X300V
CIRCUIT DIAGRAM & PWB LAYOUT
5 – 2
PS_ON
PS_ON
ACDOWN#
VLIN5V
VIN
VLIN5V
VCC3
VCC
+12V
VIN
VLIN5V
VDD_LM2645
VDD_LM2645
+3B
+3B
+3B
VCC2.5
+2.5B
+3B
VCC3
VCC
VCC_BT
VDD_LM2645
VDD_LM2645
VLIN5V
VIN
VIN
+19V
VIN
VIN
VCC3
+3B
VBAT
+3B
VLIN3V
VIN
BT_ON
18,31
PS_ON
4,18
BC_ODCH
31
BC_OCHG
31
ACDOWN#
18,31
PWROK
4,15,18,25
EMG_PWR_OFF#
3
3
PS Connector -> VIN
VIN->VCC
VIN->+12V
VIN->+3B
VIN->VCC3
Place near North&South
+3B
+3B
(ForDebug)
Cell connector
PSON
L12
6UH(CEP125H)
1
2
C783
33UF/10V(OS-CON-SVP)
+
-
CN9
HIF3FC-16PA-2.54DSA
12
12
2
2
13
13
14
14
1
1
3
3
5
5
7
7
4
4
8
8
6
6
15
15
16
16
9
9
10
10
11
11
FB60
BLM21P300S
F
1
B
2
R477
4.7(+-1%)
1
2
R112
5.1K
1
2
C733
0.1UF
2
1
R476
4.7(+-1%)
1
2
C272
22UF(LMK325F226ZN-T)
2
1
D27
1SS355
A
K
R485
886K(+-1%)
1
2
C306
220PF 2
1
C724
1000PF
2
1
Q25
FDS6690A
D
6
G
4
D
7
D
8
S
3
S
2
S
1
D
5
C263
1000PF
2
1
C445
4.7UF(3216)
2
1
R510
10K
1
2
R512
0
1
2
C739
0.022UF
2
1
C784
4.7UF(3216)
2
1
R482
4.7K(+-1%)
1
2
C738
4.7UF(3216)
2
1
Q24
FDS6690A
D
6
G
4
D
7
D
8
S
3
S
2
S
1
D
5
R491
20K
1
2
D29
RB051L-40
A
K
L13
33UH(CDRH8D43)
1
2
C264 1000PF
2
1
FB62
BLM21P300S
F
1
B
2
D11
RV501V-40
A
K
D10
RB551V-30
A
K
C266
56UF/10V(OS-CON-SVP)
+
-
D25
RB051L-40
A
K
C730
0.01UF
2
1
C725
0.1UF
2
1
IC19
LP2989IMM-2.5
BYPASS
1
IN
4
NC
2
GND
3
OUT
5
SENSE
6
ERROR#
7
SHUTDOWN#
8
C741
10UF(3216)
2
1
Q29
2SJ553S
G
D
S
C774
56UF/10V(samyoung-MVY)
+
-
IC102A
74LVA32(TSSOP)
1
2
3
14
7
C735
330UF/10V(OS-CON-SVP-10SVP330MX)
+
-
R488
20K
1
2
C785
1UF(2125)
2
1
R502
33
1
2
IC119
LM2645MTD
CBOOT2
30
FB1_FIX
2
LCDRV2
33
FB2_FIX
23
LCDRV2
32
LDRV1
41
PGND2
34
KS2
27
SW2
28
ILIM2
25
RSNS2
26
VO2
24
LDODRV
4
CBOOT1
43
VO1
1
PGOOD2
14
PGND1
39
EXT
36
LDRV1
40
FPWM/2NDFB
7
NC
20
PGOOD1
13
HDRV2
29
LDOFB
6
ON2
18
COMP1
3
SS1
19
ON1
17
VDD2
31
VDD1
42
OUT3
35
COMP2
22
SS2
21
UV_DELAY
10
FSEL
15
VLIN5
37
NC
5
NC
9
SGND
12
SGND
11
SD
16
SW1
45
HDRV1
44
RSNS1
47
ILIM1
48
KS1
46
VIN
38
TEST
8
R116
1K
1
2
Q26
MJD210
B
E
C
R115
1K
1
2
IC22
LM2672M-3.3
VIN
6
FB
4
CB
1
SS
2
GND
7
ON/OFF#
8
SYNC
3
VSW
5
R473
13K
1
2
CN33
HEC0486-01-030
1
3
2
R133
100
1
2
D32
RV501V-40
A
K
FB64
BLM21P300S
F
1
B
2
D30
1SS355
A
K
C300
0.01UF
2
1
Q23
FDS6690A
D
6
G
4
D
7
D
8
S
3
S
2
S
1
D
5
R481
220K
1
2
C726
1000PF
2
1
CELL1
CR2032
+
+
-
-
R489
20K
1
2
R509
0
1
2
R114
33
1
2
C734
0.1UF
2
1
R503
33
1
2
C742
1000PF
2
1
C740
1000PF
2
1
C297
4.7UF(3216)
2
1
D31
RB051L-40
A
K
L11
4.0UH(CEP125H)
1
2
C728
82UF/35V(rubycon-ZAV)
+
-
CN10
HL32-V1
+
+
-
-
C782
10UF(3216)
2
1
C744
4.7UF(3216)
2
1
C746
0.01UF
2
1
R511
0
1
2
C265
0.047UF
2
1
R513
10K
1
2
D26
1SS355
A
K
C776
10UF(3216)
2
1
R539
0
1
2
R135
470K
1
2
FB65
BLM21P300S
F
1
B
2
R480
220K
1
2
R490
20K
1
2
R514
0
1
2
R484
0
1
2
C298
10UF(3216)
2
1
R113
33
1
2
R487
100K(+-1%)
1
2
C773
56UF/10V(OS-CON-SVP)
+
-
FB56
BLM41PG600SN1
F
1
B
2
R472
13K
1
2
IC12
S-80929ANMP-DDS-T2
OUT
1
VDD
2
VSS
3
NC
4
Cd
5
R486
4.7(+-1%)
1
2
C737
330UF/10V(OS-CON-SVP-10SVP330MX)
+
-
R367
33
1
2
FB66
BLM21P300S
F
1
B
2
C729
82UF/35V(rubycon-ZAV)
+
-
IC102B
74LVA32(TSSOP)
4
5
6
14
7
C446
0.01UF
2
1
C732
0.1UF
2
1
C736
0.1UF
2
1
R127
330K
1
2
Q22
FDS6690A
D
6
G
4
D
7
D
8
S
3
S
2
S
1
D
5
C743
1UF(2125)
2
1
Q30
DTC124XUA
B
E
C
C453
0.1UF 2
1
R169
470K
1
2
C692
1000PF
2
1
FB67
BLM21P300S
F
1
B
2
R483
348K(+-1%)
1
2
C399
4700PF
2
1
R471
10K
1
2
R508
10K
1
2
C727
1UF(2125) 2
1
FB59
BLM21P300S
F
1
B
2
C723
0.01UF
2
1
C731
0.01UF
2
1
FB61
BLM21P300S
F
1
B
2
F13
ICP-S2.3
C270
56UF/10V(samyoung-MVY)
+
-
D28
RB051L-40
A
K
C745
0.047UF
2
1
VIN->+19V
VCC2.5->+2.5B
+3B->+2.5B
+3B&CELL->VBAT
VCC3->+3B
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
2/33
P
o
wer Suppl
y 1
UP-X300V
CIRCUIT DIAGRAM & PWB LAYOUT
5 – 3
VCC
vcc_lm
vcc_lm
VCC
VCC
vcc_lm
VTT
VCC2.5
VCC3
VCC_CPU_CMOS
VCC3
VCC
VCC_DIMM
VCC2.5
VTT_MEM
VTT
VCC3
VCC
PVCC
VCC2.5
VCC2.5
VLIN3V
VLIN3V
VLIN3V
VLIN3V
VLIN3V
VLIN3V
VLIN3V
VLIN3V
VCC3
VLIN3V
VLIN3V
VLIN3V
VCC
VCC
PGOOD_VTT
4
PGOOD_CLK#
5
5
EMG_PWR_OFF#
2
VCC->VCC2.5
VCC3->VCC_CPU_CMOS(1.5V)
Place near CPU
VCC->VTT
PGOOD
VTT=1.25V:
R123=680
㱅
,R125=68K
VTT=1.5V:
R123=10K,R125=47K
<-
VCC->PVCC
VCC for peripherals
PSON
R131
100
1
2
C248
56UF/10V(OS-CON-SVP)
+
-
C305
22UF(LMK325F226ZN-T)
2
1
R123
10K(+-1%)
1
2
Q37
DTC124XUA
B
E
C
C304
10UF(3216)
2
1
R125
47K(+-1%)
1
2
R170
10K
1
2
Q11
FDS6690A
D
6
G
4
D
7
D
8
S
3
S
2
S
1
D
5
IC40
S-80929ANMP-DDS-T2
OUT
1
VDD
2
VSS
3
NC
4
Cd
5
C303
100PF
2
1
C279
100PF
2
1
R132
100
1
2
R120
100
1
2
C307
0.1UF
2
1
R134
4.7(+-1%)
1
2
IC104A
74LVA74(TSSOP)
D
2
CLK
3
Q
5
Q
6
VCC
14
PR
4
GND
7
CL
1
Q20
DTC124XUA
B
E
C
D12
1SS355
A
K
R126
4.7(+-1%)
1
2
C291
100UF/6.3V(OS-CON-SVP)
+
-
Q10
FDS6690A
D
6
G
4
D
7
D
8
S
3
S
2
S
1
D
5
Q12
FDS6690A
D
6
G
4
D
7
D
8
S
3
S
2
S
1
D
5
C685
0.1UF
2
1
L6
3.9UH(CDRH8D43)
1
2
-
+
IC44A
BA10393F
3
2
1
8
4
R124
330K
1
2
R187
10K
1
2
R446
1K
1
2
R475
1K
1
2
C684
1000PF
2
1
L5
6.8UH(CDRH8D43)
1
2
IC23
LT1962EMS8
NC
6
GND
4
OUT
1
ADJ
2
NC
7
IN
8
BYP
3
SHDN
5
R136
30K(+-1%)
1
2
C775
10UF(3216)
2
1
IC18
LP2992IM5-1.5
BYPASS
4
IN
1
GND
2
OUT
5
ON/OFF#
3
-
+
IC44B
BA10393F
5
6
7
8
4
Q38
DTC124XUA
B
E
C
D8
1SS355
A
K
R137
30K(+-1%)
1
2
C284
220UF/6.3V(OS-CON-SVP-6SVP220M)
+
-
C457
4.7UF(3216)
2
1
D9
RB051L-40
A
K
C702
220PF
2
1
C249
56UF/10V(OS-CON-SVP)
+
-
C283
56UF/10V(OS-CON-SVP)
+
-
CN44
5267-02A-X
1
1
2
2
IC16
LM2642MTC
VDD1
24
LDRV1
23
VDD2
19
SGND
8
VLIN5
7
KS1
1
COMP1
3
UV_DELAY
6
PGOOD1
5
VIN
22
ON/SS1
9
COMP2
12
KS2
14
ILIM1
2
SW1
27
PGND
21
HDRV1
26
CBOOT1
25
RSNS1
28
ILIM2
13
FB2
11
FB1
4
ON/SSS2
10
RSNS2
15
HDRV2
17
SW2
16
CBOOT2
18
LDRV2
20
C716
0.022UF
2
1
R454
1K(+-1%)
1
2
C294
1UF(2125) 2
1
C296
1000PF 2
1
R129
20K
1
2
C309
10UF(3216)
2
1
R458
1K
1
2
R119
100
1
2
D13
RB051L-40
A
K
IC17
LP2996MR
VSENSE
3
SD
2
VTT
8
VREF
4
PVIN
7
AVIN
6
VDDQ
5
GND
1
R461
4.7(+-1%)
1
2
FB36
BLM21PG600SN1
F
1
B
2
C295
1000PF
2
1
R455
2K(+-1%)
1
2
C285
10UF(3216)
2
1
R128
20K
1
2
C289
0.01UF
2
1
IC104B
74LVA74(TSSOP)
D
12
CLK
11
Q
9
Q
8
VCC
14
PR
10
GND
7
CL
13
C278
1UF(2125)
2
1
C282
4.7UF(3216)
2
1
D24
1SS355
A
K
F19
ICP-S2.3
C460
10UF(3216)
2
1
R447
1K
1
2
C717
0.1UF
2
1
R448
1K
1
2
Q21
DTC124XUA
B
E
C
C691
0.1UF
2
1
Q9
FDS6690A
D
6
G
4
D
7
D
8
S
3
S
2
S
1
D
5
C281
22UF(LMK325F226ZN-T)
2
1
C299
4.7UF(3216)
2
1
C280
10UF(3216)
2
1
C276
0.01UF
2
1
R118
10K
1
2
R474
1K
1
2
C690
0.1UF
2
1
C310
100UF/6.3V(OS-CON-SVP)
+
-
C701
220PF
2
1
C277
0.01UF
2
1
C288
0.01UF
2
1
C293
100UF/6.3V(OS-CON-SVP)
+
-
C461
0.01UF 2
1
C287
0.01UF
2
1
C290
0.1UF
2
1
F12
ICP-S2.3
C286
0.1UF
2
1
R122
4.7(+-1%)
1
2
C292
10UF(3216)
2
1
R130
10K
1
2
C308
100UF/6.3V(OS-CON-SVP)
+
-
C301
0.01UF
2
1
C302
0.01UF
2
1
VCC2.5->1.25VforDDR
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
3/33
Power Supply 2
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