Sharp ER-A450T Service Manual - Page 55

Rs232c Connector Rscn2

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8 7 6 5 4 3 2 1 RS232C CONNECTOR (RSCN2) 12/12 D C /RTS1 /DTR1 TXD1 RCVDT1 /DCD1 /CI1 /DSR1 /CTS1 B /RTS1 /DTR1 TXD1 RCVDT1 /DCD1 /CI1 /DSR1 /CTS1 C292 0.1U C309 0.1U VCC C311 0.1U 1 1 IC31 12 C1+ V C 14 C1- C V+ 13 15 C2+ V- 17 16 C2- 7 T1IN T1OUT 2 6 T2IN T2OUT 3 20 T3IN T3OUT 1 21 T4IN T4OUT 28 8 R1OUT R1IN 9 5 R2OUT R2IN 4 26 R3OUT R3IN 27 22 R4OUT R4IN 23 19 R5OUT R5IN 18 24 /EN 1 0 /SHDN 25 1 0 MAX211 C293 0.1U C308 0.1U VCC C312 10uF/50V /ER1 /SD1 /RD1 /CD1 /CI11 /CS11 /RS1 /DR1 R357 R356 R358 R359 R360 100 X 5 C304 C303 C305 C306 C307 1000P*5 CN24 1 2 3 4 5 6 7 8 9 CON9 DRCN2 1 2 3 4 5 6 7 8 9 /ER1 /SD1 /RD1 /CD1 /CI11 /CS11 /RS1 /DR1 FB22 FB20 FB19 FB18 FB17 FB31 FB21 FB30 VCC ICP1 0.5A /RS1 /ER1 /SD1 /RD1 /CD1 /CI11 /DR1 /CS11 SW3 806P /RS1 /ER1 /SD1 /RD1 /CD1 /CI11 /DR1 /CS11 /CI11 /ER1 /CS11 /SD1 /RS1 /RD1 /DR1 /CD1 D RSCN2 5 9 4 8 3 7 2 6 1 DSUB9 C B A A 8 7 6 5 4 3 2 1

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8
7
6
5
4
3
2
1
A
B
C
D
1
2
3
4
5
6
7
8
D
C
B
A
12/12
/DTR1
TXD1
RCVDT1
/DTR1
TXD1
RCVDT1
/RTS1
/RTS1
VCC
VCC
C311
0.1U
C292
0.1U
C309
0.1U
C1+
12
C1-
14
C2+
15
C2-
16
T1IN
7
T2IN
6
T3IN
20
T4IN
21
R1OUT
8
R2OUT
5
R3OUT
26
R4OUT
22
R5OUT
19
/EN
24
V+
13
V-
17
T1OUT
2
T2OUT
3
T3OUT
1
T4OUT
28
R1IN
9
R2IN
4
R3IN
27
R4IN
23
R5IN
18
/SHDN
25
V
C
C
1
1
1
0
1
0
IC31
MAX211
C293
0.1U
C308
0.1U
C312
10uF/50V
/RS1
/ER1
/SD1
/RD1
/RS1
/ER1
/SD1
/RD1
FB22
FB20
FB19
FB18
R357
/ER1
/SD1
/RD1
/CD1
/CI11
/CS11
/RS1
/DR1
/ER1
/SD1
/RD1
/CD1
/CI11
/CS11
/RS1
/DR1
1
2
3
4
5
6
7
8
9
DRCN2
1
2
3
4
5
6
7
8
9
CN24
CON9
5
9
4
8
3
7
2
6
1
RSCN2
DSUB9
/CI11
/ER1
/CS11
/SD1
/RS1
/RD1
/DR1
/CD1
/CD1
/DR1
/DR1
/CD1
VCC
100 X 5
/CI11
/CI11
/CS11
/CS11
C307
1000P*5
FB17
FB31
FB21
FB30
SW3
806P
ICP1
0.5A
R356
R358
R359
R360
C304
C303
C305
C306
/DCD1
/CI1
/DSR1
/CTS1
/DCD1
/DSR1
/CTS1
/CI1
RS232C CONNECTOR (RSCN2)