Sharp AL2020 Service Manual

AL-2020/2035/2040/2050/2060 CIRCUIT DIAGRAM 14 - 36
8 8
7 7
6 6
5 5
4 4
3 3
2 2
1 1
A10 A9 A8 A7 A6 A5 A4 A3 A2 A1 A0
D1 D3 D2 D4 D6 D7 D0 D5
A11
GND
GND
GND
GND
GND
+1.8V
GND
MDM3.3V
+3.3V
GND
MDM3.3V
+3.3V
MDM3.3V
MDM3.3V
MDM3.3V
MDM3.3V
GND
+3.3V
+3.3V
GND
GND
GND
+3.3V
MDM3.3V
MDM3.3V
GND
+3.3V GND
+3.3V
GND
A[21:0]
CS_ML
OEL
MCLOCK
M_RESETL
MDM_IRQ
CLKIN
WEL
ABITCLK ASPCLK ATXD ARXD
AFERST_L
D[7:0]
CLKIN
FL6
FL10
FL7
R34 47k
FL4
R57 47K
FL3
TP66
TP63
C54 0.1uF
TP69
TP58
C38 0.1uF
C35 0.1uF
C52 0.1uF C56 0.1uF
TP116
R66 47K
TP39
C31 0.1uF C48 0.1uF
TP27
TP61
R97 47K
R32 47K
R41 47K
TP104
TP242
TP42
C29 A22u/16V
R42 47K
TP71
TP212
C50 1uF(1608)
R64 47K
TP28
R63 47K
TP105 TP101TP220
C39
A47u/25V
C70
F0.1u/16V
TP115
C51 0.1uF
R43 0R
TP41
R67 47K
R2004 33(N.M.)
TP60
TP216
C32 1uF(1608)
TP46
C47 100pF
TP72
C49 1uF(1608)
C164
10pF
TP70
TP47
FL13 ZJSR5101(22000p)
R61 4 .7k
R26 75
TP45
FB2001 ACH32(N.M.)
TP107
CN1
A2-6PA-2.54DSA(NM)
1 2 3 4 5 6
R62 0R
C55 0.1uF
TP73
R58 33
TP38
R98 47K
TP59
TP62
X1
SCO10-24.576000MHz-3.3V
VDD
4
OUT
3
OE
1
GND
2
R99 47K
C69
C470/16V
R101 47K
C33 0.1uF
TP102
R102 47K
TP44
R103 47K R104 47K
TP51
TP26
C30 0.1uF
R59 33
C28 A22u/16V
TP75
TP111
R60 47K
TP214
C98
A47u/25V
TP65
TP239
TP109
C53 0.1uF
TP49
TP211
TP37
C34 1uF(1608)
R37 47K
TP57
TP64
R38 47K
TP68
R28 47K
R35 47k
TP48
C57 0.1uF
R29 47K
R40 47k
R31 47K
R36 47k
BR1 MNR04 33
1 2 3 4 5
6 7 8
TP218
TP50
TP43R33 0R
R13 100
TP67
C36 0.1uF
MN195006E
IC5
T3IRQ
1
DPD00
2
VDD3
3
DPD01
4
VSS
5
DPD02
6
DPD03
7
DPD04
8
VDD2
9
DPD05
10
VSS
11
DPD06
12
DPD07
13
DPD08
14
VDD3
15
DPD09
16
DPD10
18
DPD11
19
DPD12
20
VSS
17
VDD2
21
DPD13
22
VSS
23
DPD14
24
DPD15
25
NDBGREQ
26
DBGMOD
27
TDO
28
TDI
29
VDD3
30
TCK
31
VSS
32
TMS
33
AVDD
34
AVSS
35
PLLON
36
CXIN
39
VSS
40
NRESET
41
VDD2
42
CXOUT
38
CNT
37
CLKOUT
43
VDD3
44
SCANNT
45
MINTEST
46
VSS
47
INTEST
48
MODE0
49
MODE1
50
LON
51
VSS
64
ATXD
63
VDD2
62
ARXD
61
ASPCLK
60
ABITCLK
59
EYEDAT
58
EYECLK
57
VSS
56
REGOUT
53
VDDREG
54
VDDREG
55
REGOUT
52
BRXD
67
BSPCLK
66
BBITCLK
65
NDPCS
75
NDPRD
74
NDPWR
73
NLB
72
NUB
71
VSS
70
BTXD
69
VDD3
68
GPIO0
76
GPIO1
77
DPA01
85
DPA00
84
GPIO5
83
GPIO4
82
GPIO3
81
VSS
80
GPIO2
79
VDD3
78
VSS
89
DPA03
88
DPA02
87
VDD2
86
DPA04
90
DPA05
91
VDD3
92
DPA06
93
DPA07
94
DPA08
95
DPA09
96
VDD2
97
DPA10
98
VSS
99
DPA11
100
R30 100
TP113
FL9
BR7
MNR04 33
1 2 3 4 5
6 7 8
FL14
FL8
TP103
FL2
R12 100
FL5
D D C C
B B A A
FAX MAIN PWB (MN195006Q) (AL-2060) 4/6

Sharp AL2020 Specifications

General

Brand	Sharp
Model	AL2020
Category	All in One Printer
Language	English