Sharp UX-B700 Service Manual

UX-B700U
FO-B1600U
A
A
B
B
C
C
D
D
E
E
F
F
G
G
H
H
I
I
6
6
5
5
4
4
3
3
2
2
1
1
DRAM_A0 DRAM_A1 DRAM_A2 DRAM_A3 DRAM_A4 DRAM_A5 DRAM_A6 DRAM_A7 DRAM_A8
RAMD01 RAMD01
RAMD06 RAMD07 RAMD11 RAMD10 RAMD15
RAMD05
RAMD04
RAMD07 RAMD06
RAMD10 RAMD02RAMD02 RAMD00RAMD00 RAMD03RAMD03
RAMD04 RAMD05
RAMD08
RAMD08 RAMD09
RAMD09
RAMD11
RAMD12 RAMD13
DRAM_D6 DRAM_D2 DRAM_D9 DRAM_D5
RAMD14
DRAM_D12 DRAM_D15 DRAM_D3 DRAM_D11
RAMD13 RAMD15
DRAM_D8
RAMD12
DRAM_D13 DRAM_D14 DRAM_D7 DRAM_D0 DRAM_D10 DRAM_D1 DRAM_D4
RAMD14
A2 A16
ROM_D4 ROM_D8 ROM_D3
A13 A10 A7 A11
ROM_D12 ROM_D2 ROM_D6 ROM_D9 ROM_D11
A6
ROM_D15
A5 A12 A14 A4 A9 A8
ROM_D0 ROM_D10 ROM_D14
A15
ROM_D1 ROM_D5 ROM_D7 ROM_D13
A1 A3
+3.3V
+3.3V
DG
DG
+3.3V
DG
DG
C23
N.M.
RA7 100*4
5
18
7 6
2 3
4
C189
N.M.
N.M.
N.M.N.M.
RA6 100*4
5
18
7 6
2 3 4
IC5
35 20 21 40 6 1
16
2
17 18
3
19 22
4
23 24
5
25 26
7 8 9 10 31 32 33 34
36 37 38 39
14 29 28 13 27
GND
+3V3
GND GND
+3V3 +3V3
A0 D0 A1 A2
D1
A3 A4
D2
A5 A6
D3
A7 A8
D4 D5 D6 D7 D8 D9
D10 D11 D12 D13 D14 D15
RAS
LCAS UCAS WE OE
RA5 100*4
5
1
8 7 6
2 3 4
IC6
31 32 33 34 35 36 37 38 39
1 2 3 4 5 6 7
29 28 27 26 25 24 23 22
12 30
9
21 10
20 19 18 17 16 15 14
13 40
8
11
A00 A01 A02 A03 A04 A05 A06 A07 A08 A09 A10 A11 A12 A13 A14 A15
D00 D01 D02 D03 D04 D05 D06 D07
nCE nOE nWE
GND
+3V3
D08 D09 D10 D11 D12 D13 D14 D15
GND
N.C. N.C.
C200 100p
C188 1.0u
C25 100p
C187
C20 C21 C22
1.0u
C24 100p
C191 0.1u
C9
N.M.
C204 330p
C205 330p
C201 330p
C203 330p
R161 10K
C202 330p
RA4 100*4
5
18
7 6
2 3 4
R160 10K
C190 1.0u
R159 10K
DRAM_nWE DRAM_nOE DRAM_nLCAS DRAM_n(1-2H)
(1-2H) (1-2H) (1-2H) (1-2H)
RAS
DRAM_nUCAS
DRAM_D[0..15] (1-3H)
DRAM_A[0..8]
A[1..16]
ROM_nWE
ROM_D[0..15]
ROM_nCE ROM_nOE
DRAM_256Kx16
64Kx16
SST49LV1025 (TSOP)
(1-4H)
(1-6H)
(1-5H)
(1-4G) (1-4G) (1-4G)
Printer PWB circuit 3/4
6 – 16

Sharp UX-B700 Specifications

General

Brand	Sharp
Model	UX-B700
Category	Fax Machine
Language	English