Read Sharp UP-X300 (serv.man45) Service Manual online
UP-X300V
CIRCUIT DIAGRAM & PWB LAYOUT
5 – 9
HD#3
HD#2
HD#9
HD#11
HD#14
HD#12
HD#18
HD#22
HD#28
HD#43
HD#34
HD#39
HD#36
HD#37
HD#38
HD#50
HD#53
HD#54
HD#60
HD#62
HD#56
HD#58
HD#61
HA#4
HA#7
HA#11
HA#8
HA#14
HA#18
HA#23
HA#20
HA#26
HA#24
HA#27
HA#29
HA#30
HREQ#2
DBSY#
HD#10
DEFER#
BNR#
HIT#
RS#2
RS#2
HREQ#1
HREQ#1
ADS#
RS#0
BREQ0#
HREQ#0
HTRDY#
HREQ#2
BPRI#
RS#1
HREQ#3
HREQ#4
HITM#
RS#0
HREQ#3
RS#1
HREQ#4
DRDY#
HREQ#0
HLOCK#
HD#21
HD#61
HD#1
HD#27
HD#7
HD#55
HD#36
HD#63
HD#29
HD#23
HD#15
HD#52
HD#2
HD#42
HD#25
HD#22
HD#10
HD#51
HD#32
HD#56
HD#13
HD#20
HD#35
HD#54
HD#59
HD#57
HD#44
HD#26
HD#14
HD#49
HD#31
HD#33
HD#30
HD#12
HD#41
HD#45
HD#40
HD#38
HD#28
HD#60
HD#37
HD#50
HD#46
HD#43
HD#62
HD#8
HD#3
HD#47
HD#6
HD#58
HD#19
HD#4
HD#5
HD#39
HD#0
HD#34
HD#48
HD#18
HD#17
HD#9
HD#11
HD#53
HD#16
HD#24
HD#40
HD#46
HD#48
HD#55
HD#52
HD#59
HD#57
HD#63
HD#1
HD#0
HD#4
HD#5
HD#8
HD#15
HD#17
HD#19
HD#25
HD#26
HD#31
HD#29
HD#32
HD#35
HD#33
HD#6
HD#7
HD#13
HD#16
HD#20
HD#21
HD#23
HD#24
HD#30
HD#27
HD#42
HD#41
HD#44
HD#45
HD#47
HD#51
HD#49
HA#21
HA#25
HA#17
HA#10
HA#22
HA#15
HA#31
HA#19
HA#29
HA#21
HA#18
HA#23
HA#11
HA#13
HA#24
HA#19
HA#30
HA#3
HA#20
HA#5
HA#14
HA#26
HA#28
HA#27
HA#10
HA#12
HA#8
HA#9
HA#31
HA#16
HA#15
HA#22
HA#7
HA#4
HA#17
HA#25
HA#6
HA#28
HA#16
HA#12
HA#13
HA#9
HA#6
HA#5
HA#3
HRESET#
VTT
VTT
VTT
VTT
VTT
VTT
VTT
VTT
VTT
VTT
VTT
VTT
VTT
VTT
VTT
VTT
VTT
VCC2.5
VTT
VTT
VTT
VTT
VTT
VCC2.5
VTT
VCC_CPU_CMOS
VCC2.5
HA#[3..31]
6
HREQ#[0..4]
6
RS#[0..2]
6
HD#[0..63]
6
DBSY#
6
ADS#
6
HRESET#
6
HTRDY#
6
BNR#
6
BREQ0#
6
HLOCK#
6
HITM#
6
CLK_CPU_NORTH
5
5
DEFER#
6
BPRI#
6
HIT#
6
DRDY#
6
CLK_APIC_SOUTH
5
5
A20M#
6
SMI#
6
INTR
6
INIT#
6
NMI
6
STPCLK#
6
SLP#
6
IGNNE#
6
FERR#
6
NorthBridge
(2/6)
SouthBridge
(2/10)
CLOCK
HOST
interface
HOST interface
North&South CPU I/F
BR
ͬ
socket370
͈ٸ௰͓̀ͅ౾̱Ȃ
̷̯͈ͣͅਔͤͅ
VTTplane
ͬैͤȂ
pull-up
ȃ
capacitor
ͬ
BR1
ࡢ̧̤ͅۼͅ౾
GTL+
termination
registors
CLOCK
BR63
56-8
1
16
2
15
3
14
4
13
5
6
7
8
12
11
10
9
BR64
56-8
1
16
2
15
3
14
4
13
5
6
7
8
12
11
10
9
BR75
56-8
1
16
2
15
3
14
4
13
5
6
7
8
12
11
10
9
C101
1UF(2125)
2
1
BR65
56-8
1
16
2
15
3
14
4
13
5
6
7
8
12
11
10
9
IC5A
VT8235_South_Bridge
A20M
T25
FERR
U26
IGNNE
T26
INIT
R25
INTR
T23
NMI
R23
SLP/GPO7
U25
SMI
T24
STPCLK
R26
CPUMISS/GPI17
Y1
APICD1/APICACK/GPI29/GPO29
V23
APICD0/APICCS/GPI28/GPO28
T22
APICCLK
U23
R35
150(+-1%)
1
2
C113
5PF
2
1
BR66
56-8
1
16
2
15
3
14
4
13
5
6
7
8
12
11
10
9
C102
1000PF
2
1
BR67
56-8
1
16
2
15
3
14
4
13
5
6
7
8
12
11
10
9
R34
75(+-1%)
1
2
BR76
56-8
1
16
2
15
3
14
4
13
5
6
7
8
12
11
10
9
C103
1000PF
2
1
BR68
56-8
1
16
2
15
3
14
4
13
5
6
7
8
12
11
10
9
FB26
ACB1608L-030
F
1
B
2
BR69
56-8
1
16
2
15
3
14
4
13
5
6
7
8
12
11
10
9
FB25
ACB1608L-030
F
1
B
2
BR70
56-8
1
16
2
15
3
14
4
13
5
6
7
8
12
11
10
9
C96
1UF(2125)
2
1
BR74
56-8
1
16
2
15
3
14
4
13
5
6
7
8
12
11
10
9
C97
1000PF
2
1
BR71
56-8
1
16
2
15
3
14
4
13
5
6
7
8
12
11
10
9
BR59
150-4
1
8
2
7
3
6
4
5
BR72
56-8
1
16
2
15
3
14
4
13
5
6
7
8
12
11
10
9
R521
150
1
2
R519
1K
1
2
BR73
56-8
1
16
2
15
3
14
4
13
5
6
7
8
12
11
10
9
R524
0
1
2
IC1A
VT8623_North_Bridge
HD0
H26
HD1
G23
HD2
E23
HD3
C26
HD4
G24
HD5
G22
HD6
G25
HD7
C25
HD8
F23
HD9
E24
HD10
F26
HD11
D26
HD12
F24
HD13
D24
HD14
D25
HD15
G26
HD16
B26
HD17
F25
HD18
E26
HD19
B23
HD20
D23
HD21
A26
HD22
B21
HD23
A25
HD24
B24
HD25
C23
HD26
A24
HD27
D19
HD28
C21
HD29
D21
HD30
C24
HD31
C22
HD32
A22
HD33
A23
HD34
A21
HD35
D22
HD36
A20
HD37
B20
HD38
C20
HD39
A19
HD40
B17
HD41
C18
HD42
D18
HD43
D20
HD44
E19
HD45
C19
HD46
C15
HD47
A17
HD48
D17
HD49
B18
HD50
D13
HD51
A18
HD52
C16
HD53
D14
HD54
A15
HD55
B15
HD56
A14
HD57
A16
HD58
E13
HD59
D16
HD60
C14
HD61
B14
HD62
D15
HD63
C17
HCLK
Y23
CPURST
H24
AGNDHCLK
Y24
AVDDHCLK
AA24
A3
P26
A4
R25
A5
N23
A6
P23
A7
T24
A8
R24
A9
P24
A10
M26
A11
R26
A12
N24
A13
N26
A14
R23
A15
M23
A16
N25
A17
K26
A18
H23
A19
K24
A20
K23
A21
M25
A22
K25
A23
L23
A24
J24
A25
L26
A26
H22
A27
J25
A28
M24
A29
J23
A30
J26
A31
L24
BPRI
T26
BREQ0
AA26
ADS
AA25
HREQ0
U24
HREQ1
T23
HREQ2
U26
HREQ3
V24
HREQ4
T25
HIT
W23
HITM
V23
HTRDY
W25
DBSY
W24
DRDY
Y26
RS0
W26
RS1
V26
RS2
Y25
DEFER
U23
BNR
R22
HLOCK
V25
GTLVREF
E20
GTLVREF
T22
C777
10PF
2
1
C100
0.1UF
2
1
C106
0.1UF
2
1
R522
150
1
2
C109
0.1UF
2
1
C99
0.1UF
2
1
C105
0.1UF
2
1
R520
1K
1
2
C108
0.1UF
2
1
TP2
1
C98
0.1UF
2
1
C104
0.1UF
2
1
C107
0.1UF
2
1
R439
56
1
2
C112
0.1UF
2
1
C111
0.1UF
2
1
C110
0.1UF
2
1
C116
0.1UF
2
1
C115
0.1UF
2
1
C114
0.1UF
2
1
BR60
150-4
1
8
2
7
3
6
4
5
BR62
56-8
1
16
2
15
3
14
4
13
5
6
7
8
12
11
10
9
Q31
DTC124XUA
B
E
C
R523
330
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
9/33
Nor
th & South CPU I/F
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