MX-M182, MX-M182D (serv.man6). Circuit Diagram December 2011. - Sharp Copying Equipment Service Manual (repair manual). Page 18

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MX-M182 KEY LED PWB   2 - 1
[2] KEY LED PWB
SCAN5
LED4
SCAN4
SENSE0
LED1
SENSE2
LED5
SCAN7
SCAN8
LED3
H_LED
/LEDOUT1
SENSE1
/LEDOUT2
/LEDOUT3
/LEDOUT4
/LEDOUT5
/LEDOUT6
/LEDOUT7
SCAN6
SCAN1
SCAN2
SCAN3
SCAN0
LED2
DGND
/LEDENABLE
/LEDLA
TCH
LEDSI
LEDCLK
3.3V
SENSE3
BZ_PWM
ST_KEY
ST_LED
3.3V
3.3V
3.3V
ST_LED
ST_KEY
ST_LED
ST_KEY
(ONL)
LED
9
(ONL)
LED
9
KEY18
(**)
KEY18
(**)
(**)
LED7
(**)
LED7
R13
1
50J
KEY13
(SHPK)
KEY13
(SHPK)
KEY11
(ASTK)
KEY11
(ASTK)
(INTL)
LED11
(INTL)
LED11
(**)
LED2
(**)
LED2
R2
N.M.
R2
N.M.
KEY15
(PSWK)
KEY15
(PSWK)
(PSL)
LED6
(PSL)
LED6
TP
9
TP
9
Q1
KRA225S
Q1
KRA225S
3
2
1
KEY33
(**)
KEY33
(**)
KEY25
(**)
KEY25
(**)
TP10TP10
R7
0J
R7
0J
C4
200p
C4
200p
(**)
LED5
(**)
LED5
KEY6
(**)
KEY6
(**)
R11
1
50J
R6
N.M.
R4
0J
R4
0J
TP5TP5
TP4TP4
KEY30
(NM1K)
KEY30
(NM1K)
(**)
LED4
(**)
LED4
(INFO)
LED1
(INFO)
LED1
TP6TP6
KEY2
9
(**)
KEY2
9
(**)
TP3TP3
KEY10
(**)
KEY10
(**)
+
C1
47u/16V
+
C1
47u/16V
C6
0.1u
C6
0.1u
R14
1kJ
KEY22
(**)
KEY22
(**)
C2
200p
C2
200p
LEDM1
LT
C-3650A
G-02J
LEDM1
LT
C-3650A
G-02J
c
1
d
3
Dig1
2
D.P
6
b
7
Dig2
4
f
8
Dig3
5
a
9
e
10
g
11
R12
1
50J
TP11TP11
TP7TP7
TP1TP1
TP2TP2
R5
0J
R5
0J
KEY21
(NM
9
K)
KEY21
(NM
9
K)
KEY12
(NM0K)
KEY12
(NM0K)
KEY16
(**)
KEY16
(**)
(**)
LED8
(**)
LED8
KEY1
(**)
KEY1
(**)
KEY3
(**)
KEY3
(**)
KEY17
(**)
KEY17
(**)
KEY31
(NM2K)
KEY31
(NM2K)
(**)
LED10
(**)
LED10
C3
200p
C3
200p
KEY4
(**)
KEY4
(**)
KEY5
(**)
KEY5
(**)
KEY20
(NM8K)
KEY20
(NM8K)
KEY8
(**)
KEY8
(**)
TP8TP8
KEY7
(**)
KEY7
(**)
R3
N.M.
R3
N.M.
KEY26
(NM4K)
KEY26
(NM4K)
KEY2
(**)
KEY2
(**)
R1
0J
R1
0J
(**)
LED3
(**)
LED3
R
9
470J
R
9
470J
IC1
STP08CP05
IC1
STP08CP05
R-EXT
15
SERIAL-IN
2
LA
TCH
4
ENABLE
13
OUT0
5
CLOCK
3
OUT1
6
OUT2
7
OUT3
8
OUT4
9
OUT5
10
OUT6
11
OUT7
12
SERIAL-OUT
14
VCC
16
GND
1
KEY32
(NM3K)
KEY32
(NM3K)
C5
200p
C5
200p
KEY23
(**)
KEY23
(**)
KEY34
(INTK)
KEY34
(INTK)
KEY24
(**)
KEY24
(**)
KEY
9
(**)
KEY
9
(**)
BZ1
PS1720P02
BZ1
PS1720P02
1
2
R8
N.M.
R10
1
50J
KEY14
(**)
KEY14
(**)
KEY1
9
(NM7K)
KEY1
9
(NM7K)
CN1
04
6232
128
015
800+
CN1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
1
9
20
21
22
23
24
25
26
27
28
KEY28
(NM6K)
KEY28
(NM6K)
KEY27
(NM5K)
KEY27
(NM5K)
1/1
1
2
3
4
1
2
3
4
AB
C
D
E
AB
C
D
E
KEY
LED
PWB

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