Sharp AR-M208, Service Manual, Page: 137 / 180

AR-235/275 ACTUAL WIRING DIAGRAM - 5
LCD BACKLIGHT PWB
MCU PWB
CN111(16FMN-BTK)
CN1(16FMN-STK)
CN2(25FMN-STK) CN3(52793-1490)
CN(52793-1490)
FAX/KEY PWB
1 2 3
LEDTRAYPAPER
GND
TRAYPAPER
CN(S3B-PH-K-S)
OR GY PL
PAPER EXIT TRAY PAPER SENSOR
Actual wiring diagram
5/8
(FFC)
KEY/LED PWB(A)
CN(25FMN-STK)
KEY/LED PWB(B)
CN(15FMN-STK) 13
LED4
22 21 20
SENSE1 SCAN3 SENSE0
19 18 17
SCAN4 SCAN6 SCAN5
16 15 14
SCAN7 LED5 SCAN8
25 24 23
/START SENSE2 SENSE3 /LEDOUT2 /LEDOUT4 /LEDOUT3 /LEDOUT5 /LEDOUT7 /LEDOUT6
12 11 10
LED3 /LEDOUT1 LED2 LED6 GND GND
9 8 7 6 5 4 3 2 1
13
LED4
4 5 6
SENSE1
SCAN3
SENSE0
7 8 9
SCAN4 SCAN6 SCAN5
10
11
12
SCAN7
LED5
SCAN8
1 2 3
/START
SENSE2 SENSE3
/LEDOUT2 /LEDOUT4 /LEDOUT3 /LEDOUT5 /LEDOUT7 /LEDOUT6
14
15 16
LED3
/LEDOUT1
LED2 LED6
GND GND
17 18 19
20 21 22 23 24 25
3
/LEDOUT4
12 11 10
SENSE0 SCAN1 SCAN0
9 8 7
SCAN2 LED1 LED2
6 5 4
/LEDOUT1 /LEDOUT3 /LEDOUT2
15
14
13
SENSE3 SENSE2 SENSE1
2 1
/LEDOUT5 GND
13
/LEDOUT4
4 5 6
SENSE0
SCAN1 SCAN0
7 8 9
SCAN2
LED1 LED2
10
11
12
/LEDOUT1 /LEDOUT3 /LEDOUT2
1 2 3
SENSE3 SENSE1 SENSE2
14
15
/LEDOUT5
GND
CN(15FMN-STK)
<Operation unit harness>
(FFC)
<KEY/LED harness (A)>
(FFC)
<KEY/LED harnes (B)>
1 2 3
SENSE6 SENSE4 SENSE5
10 11 12
SCAN6 SCAN8 SCAN7
7 8 9
SCAN3 SCAN5 SCAN4
4 5 6
SCAN0 SCAN2 SCAN1
13 14
SCAN9
/FAXSW
FAXOPD
GND
15 16
SENSE6 SENSE4 SENSE5 SCAN6 SCAN8 SCAN7 SCAN3 SCAN5 SCAN4 SCAN0 SCAN2 SCAN1 SCAN9 /FAXSW FAXOPD GND
1 2 3
10
11 12
7 8 9 4 5 6
13 14 15 16
<FAX/KEY harnes>
(FFC)
3 1 2
LEDTRAYPAPER
GND TRAYPAPER
OR GY PL
GP1S73P
<Paper exit tray paper sensor harness>
9
+3.3V
TRAYPAPER
OPUSTS
OPUCMD
/OPUCRDY
/OPUSRDY
/RESET#
+5V +5V
GND
+24V
GND GND GND GND
16 15 14 13 12 11 10
8 7 6 5 4 3 1 2
+3.3V
+3.3V TRAYPAPER OPUSTS OPUCMD /OPUCRDY /OPUSRDY /RESET# +5V +5V GND +24V GND GND GND GND +3.3V
9
16 15 14 13 12 11 10
8 7 6 5 4 3 1 2