Parts Layout - Sharp AR-D21 Service Manual

Digital copier: paper feed unit service manual
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5. Parts layout

1) Cassette interface PWB
a. Parts surface
CN3 (B3B-PH-K-S)
3 +24V
2 N.C.
1 /PCL1A
CN4 (B14B-PHDSS-B)
13 PGND
14 LUM2D
11 +24V
12 /PCS2
9 +24V
10 /PCL2
7 PGND
8 CSS2
5 DRS2
6 LUD2
3 +5V
4 PAP2
1 SGND
2 PPD2
CN2 (B3B-PH-K BL)
CN1 (B3B-PH-K-R RD)
3 +24V
3 PGND
2 N.C.
2 N.C.
1 TRCLA
1 LUM1AD
CN5 (53314-1015)
2 +24V
1 +24V
4 PGND
3 PGND
6 SGND
5 SGND
8 SGND
7 SGND
10 +5V
9 +5V
12 +3.3V
11 +3.3V
14 LUM2#
13 PGND
16 PCS2#
15 Y1B
18 PCL#
17 N.C.
20 N.C.
19 Y2
22 N.C.
21 CSSELA#
24 N.C.
23 CSSELC#
26 N.C.
25 CSSELB#
28 A1#
27 B1#
30 /A1#
29 /B1#
32 LUM1B#
31 OPCASSEL#
34 TRCLB#
33 +24V
36 PCS1B#
35 +24V
38 PCL1B#
37 PGND
40 SGND
39 PGND
AR-D21/D22 ELECTRICAL SECTION
– 13 –
CN6 (B5B-PH-K-S)
5 24V1
4 /B1
3 B1
2 /A1
1 A1
CN7 (B3B-PH-K BL)
CN8 (B8B-PH-K-S)
CN9 (53314-1015)
2 +24V
1 +24V
4 PGND
3 PGND
6 SGND
5 SGND
8 SGND
7 SGND
10 +5V
9 +5V
12 +3.3V
11 +3.3V
14 LUM2#
13 PGND
16 PCS2#
15 Y1A
18 PCL2#
17 Y1B
20 LUM1B#
19 Y2
22 TRCLB#
21 CSSELA#
24 PCS1B#
23 CSSELC#
26 PCL1B#
25 CSSELB#
28 A1#
27 B1#
30 /A1#
29 /B1#
32 LUM1A#
31 OPCASSEL#
34 TRCAL#
33 +24V
36 PCS1A#
35 +24V
38 PCL1A#
37 PGND
40 SGND
39 PGND
3 SGND
2 N.C.
1 CSS1
8 +24V
7 /PCS1B
6 LUD1
5 DRS1
4 PAP1
3 +5V
2 PPD1
1 SGND

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