Read Sharp UP-3500 (serv.man29) Service Manual online
UP-3500 (V)
CIRCUIT DIAGRAM
– 54 –
7pin-GND
UP3500 QA1 CONTACTLESS CLERK
14pin-VCCKEY
14pin-VCCKEY
7pin-GND
CONTACTLESS CLERK
modified 07,06,09
(delete VCCKEY-PullUP(R392), C257)
modified 07,06,09
(delete SP12(VCCKEY select 3.3V/5V))
modified 07,06,09
(VCCKEY to 3.3V)
modified 07,06,09
(delete CONTACT CLERK PATERN)
modified 07,06,09
modified 07,08,28
KS5V_
8
KS5V
_
7
KS5V
_
4
KS5V
_
5
KS5V
_
6
CFSR#
KS5V_
2
KS5V_
3
KS5V_
9
KS5V_
7
KS5V
_
2
ST
3
KS5V_
8
ST
0
KS5V
_
5
KS5V
_
6
ST
1
KS5V
_
4
KS5V_
9
KS5V
_
3
ST
2
CKDC_KR3#
ST
0
ST
3
CKDC_KR1#
ST
1
CKDC_KR0#
ST
2
CKDC_KR2#
CFSR_WMF#
CFSR_WMF#
KS5V_
6
1
KS5V_
7
1
KS5V_
3
1
KS5V_
5
1
KS5V_
8
1
KS5V_
8
2
KS5V_
3
2
KS5V_
2
1
KS5V_
4
1
KS5V_
4
2
KS5V_
7
2
KS5V_
9
2
KS5V_
2
2
KS5V_
6
2
KS5V_
5
2
CFSR#
2
KS5V_
9
1
ST
1
1
ST
0
1
ST
2
1
ST
3
1
KEX
1
1
KEX
0
1
CKDC_KR1#
ST
1
ST
3
KEX
0
CKDC_KR3#
ST
2
KEX
1
ST
0
CKDC_KR2#
CFSR#
CKDC_KR0#
5V
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
5V
3.3V
3.3V
3.3V
5V
5V
5V
5V
CN21
IL-G-12P-S3T
2
-S
A
1
2
3
4
5
6
7
8
9
10
11
12
IC41
74HCT138
1
2
3
6
4
5
15
14
13
12
11
10
9
7
16
8
A
B
C
G1
G2A
G2B
Y0
Y1
Y2
Y3
Y4
Y5
Y6
Y7
VCC_5
GND
D48
1SS3
5
5
1
2
R398
4.7K
IC40C
74LV
1
2
5
9
8
14
10
10
7
RP14
0
×
4
3
2
1
4
5
6
7
8
RP9
47K×4
3
2
1
2
1
4
5
6
7
8
6
7
8
IC40A
74LV
1
2
5
2
3
14
1
7
C273
0.1uF
RP13
(47
K
×
4
)
3
2
1
2
1
4
5
6
7
8
6
7
8
RP12
(47
K
×
4
)
3
2
1
2
1
4
5
6
7
8
6
7
8
R397
4.7K
IC40B
74LV
1
2
5
5
6
14
4
4
7
RP15
0
×
4
3
2
1
4
5
6
7
8
+
C254
10uF/50V
1
2
RP10
47K×4
3
2
1
2
1
4
5
6
7
8
6
7
8
C258
(100pF)
C256
0.1uF
IC42C
74LV
1
2
5
9
8
14
10
10
7
R396
4.7K
IC42B
74LV
1
2
5
5
6
14
4
4
7
IC42A
74LV
1
2
5
2
3
14
1
1
7
C255
0.1uF
IC42D
74LV
1
2
5
12
11
14
13
13
7
IC43
74HCT138
1
2
3
6
4
5
15
14
13
12
11
10
9
7
16
8
A
B
C
G1
G2A
G2B
Y0
Y1
Y2
Y3
Y4
Y5
Y6
Y7
VCC_5
GND
IC40D
74LV
1
2
5
12
11
14
13
13
7
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
16/16
CONT
A
CTLESS CLERK
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