Sharp UX-B700 Service Manual

UX-B700U
FO-B1600U
4 4
3 3
2 2
1 1
E E D D C C B B A A
ASICR(3-3A) ES
CNPRT-21
CNPRT-18
CNPRT-13
CNPRT-14
CNPRT-20
CNPRT-22
CNPRT-17
CNPRT-16
CNPRT-15
CNPRT-12
CNPRT-9
CNPRT-10
CNPRT-11
CNPRT-25
CNPRT-24
CNPRT-19 CNPRT-23
INT
GACS-
(1-3I) (1-4I) (1-4I)
(1-3A) (1-3A) (1-3A)
(1-5A)
RD-
WR-
WAIT
PDATA PCLK
PLAT
CLOCK
+3.3VAS
DG
DG
+3.3V
DG
+3.3VAS
A3 A0 A6 A9 A2 A7 A5 A8 A1 A4 D4
D6 D5
DG
D1 D2 D3 D7 D0
uPD65944
DG
A5 A9 A6 A3 A4 A2 A1 A7 A0 A8
D0 D5 D7 D6 D3 D4 D2 D1
A0 A2 A4 A3 A5 A1
nACK
DGDG
nSELECTIN
PD2
DG
PD6
DG
nINIT
PD7
BUSY
PD5
nFAULT
PD3
DG
SELECT
PD0
nSTROBE PERROR nAUTOFD
PD1 PD4
D1 D5 D2
(1-6I)
D0 D7 D6 D3 D4
DG
DGDG
DG
(RCRSP2190SCZZ)
DG DG DG DG
DG DG DG DG DG DG DG DG
( 2125)
C248 220pF
IC19
MSM51V4800E (4MDRAM)
VCC
1
WE
7
RAS
8
A9
9
VCC
14
GND
15
OE
22
CAS
23
GND
28
DQ0
2
DQ1
3
DQ2
4
DQ3
5
DQ4
24
DQ5
25
DQ6
26
DQ7
27
A0
10
A1
11
A2
12
A3
13
A4
16
A5
17
A6
18
A7
19
A8
20
NC
6
NC
21
32.256MHz
X1
C236 220pF
C249 1000pF
C276 220pF
RA17 100
5
18
7 6
2 3 4
RA10 33
5
18
7 6
2 3 4
R177
1M
C27 220pF
C131
1000pF
C269 220pF
R241 0
C15
220u/6.3V
C266 220pF
C17
RA12 100
5
18
7 6
2 3 4
R235
56
R242 0
R2 300
C29 220pF
C16 0.1u/50V
C250 220pF
L104
3
IC12
ASIC
AMC
11
SCK
10
D0
30
D1
29
D2
28
D3
27
D4
24
D5
23
D6
22
D7
21
RD_N
15
WR_N
16
RAS_N
65
CAS_N
64
DWE_N
66
XOUT
2
VDD
1
CS_N
14
VDD
4
SA0
55
SA1
54
SA2
53
SA3
52
SA4
49
SA5
48
SA7
46
SA6
47
SA8
45
SD0
60
SD1
59
SD2
58
SD3
57
SD4
43
SD5
42
SD7
40
SD6
41
A1
36
A5
32
A4
33
A3
34
A2
35
A0
37
PDAT
98
PLAT
99
PCLK
97
ASICRES
18
SELECTIN_N
89
INT_N
88
STROBE_N
87
AUTOFD_N
86
ACK_N
96
BUSY
95
PERROR
94
FAULT_N
93
SELECT
92
DATA8
77
DATA1
85
DATA2
84
DATA3
83
DATA4
82
DATA7
78
DATA6
79
DATA5
80
INTMAIN_N
13
CLKMAIN
6
GND
5
GND
8
GND
7
GND
50
GND
44
GND
38
GND
31
GND
56
GND
63
GND
69
GND
67
GND
91
GND
81
GND
76
GND
74
GND
100
GND
20
RDY
12
SMC
17
DEBUG1
70
SA9
61
XIN
3
DEBUG2
71
DEBUG4
19
DEBUG3
72
TEST
73
VDD
9
VDD
39
VDD
25
VDD
68
VDD
62
VDD
75
VDD
51
VDD
90
GND
26
C251 220pF
RA9 33
5
18
7 6
2 3 4
C25 220pF
C31 220pF
C237
0.1u/50V
C265 0.1u/50V
C22
0.1u
C21
0.1u
C26 220pF
C19
0.1u
R218 100
RA13 100
5
18
7 6
2 3 4
C34
N.M.
C18
0.1u
C268 220pF
C20
0.1u
RA8 33
5
18
7 6
2 3 4
C28 220pF
RA11 100
5
18
7 6
2 3 4
C160
47pF/50V
C260
0.1u
C183 3pF/50V
C259
0.1u
RA7 100
5
18
7 6
2 3 4
C258
0.1u
R199 0
C257
0.1u
R217 100
C256
0.1u
C255
0.1u
C30 220pF
C267 220pF
C253
0.1u
C254
0.1u
(1-5I)A[5:0]
D[7:0]
0.1u/50V
(1-2I)
(3-3A)
ASIC block 4/7
6 – 4

Sharp UX-B700 Specifications

General

Brand	Sharp
Model	UX-B700
Category	Fax Machine
Language	English