Read Sharp UP-X300 (serv.man45) Service Manual online
UP-X300V
CIRCUIT DIAGRAM & PWB LAYOUT
5 – 10
vad0
vad1
vad2
vad3
vad4
vad5
vad6
vad7
vbe#
upcmd
upstb
upstb#
dncmd
dnstb
dnstb#
reset_south#
reset_north#
+3B
+3B
+3B
VCC2.5
VCC2.5
VCC2.5
VCC3
VCC3
VCC3
VCC3
VCC3
VCC3
VCC3
VCC2.5
INT#_NORTH
11
RESET
17,27
CLK_VLINK
5
PCIRST#
15,16,22,25,28
RESET#
19
NorthBridge
(3/6)
SouthBridge
(3/10)
V-Link
North-South
VLink
PCI interface
RESET
CLOCK
VLink
R156
R158
R162
2K
1.13K
3K
1K
71.5
360
(0.9V)
(0.625V)
(vlref)
8X
4X
VCC3
VCC3
VCC3
VCC3
VCC3
VCC3
R168
4.7K
1
2
R165
10K
1
2
R164
10K
1
2
IC105D
74LVC04(TSSOP)
9
8
14
7
C397
0.1UF
2
1
IC5B
VT8235_South_Bridge
VD0
F25
VD1
F26
VD2
J26
VD3
J25
VD4
E26
VD5
E24
VD6
K24
VD7
K26
VD8
D25
VD9
F23
VD10
G23
VD11
G22
VD12
H22
VD13
G24
VD14
J22
VD15
K22
VBE0
F24
VBE1
L26
VPAR
D26
UPCMD
K25
DNCMD
J24
UPSTB
H24
UPSTB
H26
DNSTB
G25
DNSTB
G26
VLREF
J23
VCOMPP
K23
VCLK
L24
PWROK
AE2
SUSST1/GPO3
Y3
SUSA/GPO1
AA2
PCIRST
R2
IC105A
74LVC04(TSSOP)
1
2
14
7
R156
2K(+-1%)
1
2
R166
10K
1
2
R158
1.13K(+-1%)
1
2
C398
10PF
2
1
R160
8.2K
1
2
R525
0
1
2
R526
4.7K
1
2
IC105E
74LVC04(TSSOP)
11
10
14
7
IC1C
VT8623_North_Bridge
VAD0
P1
VAD1
P3
VAD2
U1
VAD3
R4
VAD4
V3
VAD5
R1
VAD6
V1
VAD7
V2
UPCMD
T5
UPSTB
T2
UPSTB
T1
DNCMD
T3
DNSTB
R2
DNSTB
R3
VBE
R5
LCOMP
V4
LVREF
T4
LPAR
U3
PWROK
W1
RESETX
W3
SUSSTAT
W2
GPIO0
D7
GPIO1
E7
GPIO2
D8
GPIO3
E8
DFTIN
A6
BISTIN
B7
INTA
B6
GSUSPEND
C7
IC105B
74LVC04(TSSOP)
3
4
14
7
R159
8.2K
1
2
R161
71.5(+-1%)
1
2
Q13
DTC124XUA
B
E
C
IC105C
74LVC04(TSSOP)
5
6
14
7
IC105F
74LVC04(TSSOP)
13
12
14
7
R162
71.5(+-1%)
1
2
C396
0.1UF
2
1
R167
4.7K
1
2
R155
2K(+-1%)
1
2
R157
1.13K(+-1%)
1
2
R528
8.2K
1
2
R163
10K
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
10/33
Nor
th & South
V
-Link I/F
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