Ricoh aficio 850 PARTS CATALOG
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First Edition December 1999
RICOH COMPANY,LTD
PARTS CATALOG
INTRODUCTION
This chapter instructs you the numbers and names of parts on this machine.
INDEX to PARTS CATALOG
Bellini
RT42
SR810
Tray Kit Type 850
Punch Unit Type 850
Interface Board Type 850
(A294)
(B303)
(B302)
(B331)
(A812)
(B327)
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PARTS CATALOG
INTRODUCTION
This chapter instructs you the numbers and names of parts on this machine.
INDEX to PARTS CATALOG
LOCATION OF UNIT.............................................................. 2
1.EXTERIOR 1 (A294)............................................................ 14
2.EXTERIOR 2 (A294)............................................................ 16
3.EXTERIOR 3 (A294)............................................................ 18
4.OPERATION PANEL (A294)............................................... 20
5.DF EXTERIOR (A294)......................................................... 22
6.ORIGINAL FEED 1 (A294) .................................................. 24
7.ORIGINAL FEED 2 (A294) .................................................. 26
8.ORIGINAL FEED 3 (A294) .................................................. 28
9.ORIGINAL TRANSPORT (A294)......................................... 30
10.ORIGINAL EXIT 1 (A294)................................................... 32
11.ORIGINAL EXIT 2 (A294)................................................... 34
12.DF DRIVE SECTION 1 (A294)........................................... 36
13.DF DRIVE SECTION 2 (A294)........................................... 38
14.DF FRAME SECTION (A294)............................................. 40
15.OPTICS SECTION 1 (A294)............................................... 42
16.OPTICS SECTION 2 (A294)............................................... 44
17.OPTICS SECTION 3 (A294)............................................... 46
18.OPTICS SECTION 4 (A294)............................................... 48
19.LASER UNIT (A294)........................................................... 50
20.TANDEM TRAY 1 (A294)................................................... 52
21.TANDEM TRAY 2 (A294)................................................... 54
22.TANDEM TRAY 3 (A294)................................................... 56
23.UNIVERSAL TRAY (A294)................................................. 58
24.PAPER FEED UNIT 1 (A294)............................................. 60
25.PAPER FEED UNIT 2 (A294)............................................. 62
26.PAPER FEED UNIT 3 (A294)............................................. 64
27.VERTICAL TRANSPORT (A294)....................................... 66
28.PAPER REGISTRATION 1 (A294)..................................... 68
29.PAPER REGISTRATION 2 (A294)..................................... 70
30.PAPER REGISTRATION 3 (A294)..................................... 72
31.TONER BANK UNIT 1 (A294)............................................ 74
32.TONER BANK UNIT 2 (A294)............................................ 76
33.TONER SUPPLY UNIT 1 (A294)........................................ 78
34.TONER SUPPLY UNIT 2 (A294)........................................ 80
35.TONER HOPPER SECTION (A294).................................. 82
36.DEVELOPMENT UNIT 1(A294) ......................................... 84
37.DEVELOPMENT UNIT 2(A294) ......................................... 86
December , 1 ’99
PARTS CATALOG
INTRODUCTION
This chapter instructs you the numbers and names of parts on this machine.
INDEX to PARTS CATALOG
38.PCU 1 (A294).................................................................. 88
39.PCU 2 (A294).................................................................. 90
40.PCU 3 (A294).................................................................. 92
41.PCU 4 (A294).................................................................. 94
42.TRANSFER BELT UNIT 1 (A294)................................... 96
43.TRANSFER BELT UNIT 2 (A294)................................... 98
44.FUSING UNIT 1 (A294)...................................................100
45.FUSING UNIT 2 (A294)...................................................102
46.FUSING UNIT 3 (A294)...................................................104
47.FUSING UNIT 4 (A294)...................................................106
48.PAPER EXIT SECTION 1 (A294) ...................................108
49.PAPER EXIT SECTION 2 (A294) ...................................110
50.PAPER EXIT SECTION 3 (A294) ...................................112
51.PAPER EXIT SECTION 4 (A294) ...................................114
52.DUPLEX UNIT 1 (A294)..................................................116
53.DUPLEX UNIT 2 (A294)..................................................118
54.DUPLEX UNIT 3 (A294)..................................................120
55.DUPLEX UNIT 4 (A294)..................................................122
56.DUPLEX UNIT 5 (A294)..................................................124
57.DRIVE SECTION 1 (A294)..............................................126
58.DRIVE SECTION 2 (A294)..............................................128
59.DRIVE SECTION 3 (A294)..............................................130
60.DRIVE SECTION 4 (A294)..............................................132
61.DRIVE SECTION 5 (A294)..............................................134
62.ELECTRICAL SECTION 1 (A294) ..................................136
63.ELECTRICAL SECTION 2 (A294) ..................................138
64.ELECTRICAL SECTION 3 (A294) ..................................140
65.ELECTRICAL SECTION 4 (A294) ..................................142
66.ELECTRICAL SECTION 5 (A294) ..................................144
67.ELECTRICAL SECTION 6 (A294) ..................................146
68.FRAME SECTION 1 (A294)............................................148
69.FRAME SECTION 2 (A294)............................................150
70.FRAME SECTION 3 (A294)............................................152
71.FRAME SECTION 4 (A294)............................................154
72.FRAME SECTION 5 (A294)............................................156
73.MAINCONTROL BOARD (A294) ....................................158
74.BCU BOARD (A294) .......................................................162
75.IO BOARD (A294)...........................................................170
December , 1 ’99
PARTS CATALOG
INTRODUCTION
This chapter instructs you the numbers and names of parts on this machine.
INDEX to PARTS CATALOG
76.ADF MAIN CONTROL BOARD (A294) ..............................172
77.DECAL AND DOCUMENT (A294)......................................176
78.SPECIAL TOOLS (A294)....................................................182
PARTS INDEX.........................................................................185
November ,30 ’99
LOCATION OF UNIT
1.EXTERIOR 1 (A294)
See Page 15
4.OPERATION PANEL (A294)
2.EXTERIOR 2 (A294)
See Page 17
5.DF EXTERIOR (A294)
3.EXTERIOR 3 (A294)
See Page 19
6.ORIGINAL FEED 1 (A294)
See Page 21
See Page 23
2
See Page 25
LOCATION OF UNIT
7.ORIGINAL FEED 2 (A294)
See Page 27
10.ORIGINAL EXIT 1 (A294)
8.ORIGINAL FEED 3 (A294)
See Page 29
11.ORIGINAL EXIT 2 (A294)
9.ORIGINAL TRANSPORT (A294)
See Page 31
12.DF DRIVE SECTION 1 (A294)
See Page 33
See Page 35
3
See Page 37
LOCATION OF UNIT
13.DF DRIVE SECTION 2 (A294)
See Page 39
16.OPTICS SECTION 2 (A294)
14.DF FRAME SECTION (A294)
See Page 41
17.OPTICS SECTION 3 (A294)
15.OPTICS SECTION 1 (A294)
See Page 43
18.OPTICS SECTION 4 (A294)
See Page 45
See Page 47
4
See Page 49
LOCATION OF UNIT
19.LASER UNIT (A294)
See Page 51
22.TANDEM TRAY 3 (A294)
20.TANDEM TRAY 1 (A294)
See Page 53
23.UNIVERSAL TRAY (A294)
21.TANDEM TRAY 2 (A294)
See Page 55
24.PAPER FEED UNIT 1 (A294)
See Page 57
See Page 59
5
See Page 61
LOCATION OF UNIT
25.PAPER FEED UNIT 2 (A294)
See Page 63
28.PAPER REGISTRATION 1 (A294)
26.PAPER FEED UNIT 3 (A294)
See Page 65
29.PAPER REGISTRATION 2 (A294)
27.VERTICAL TRANSPORT (A294)
See Page 67
30.PAPER REGISTRATION 3 (A294)
See Page 69
See Page 71
6
See Page 73
LOCATION OF UNIT
31.TONER BANK UNIT 1 (A294)
See Page 75
34.TONER SUPPLY UNIT 2 (A294)
32.TONER BANK UNIT 2 (A294)
See Page 77
35.TONER HOPPER SECTION (A294)
33.TONER SUPPLY UNIT 1 (A294)
See Page 79
36.DEVELOPMENT UNIT 1(A294)
See Page 81
See Page 83
7
See Page 85
LOCATION OF UNIT
37.DEVELOPMENT UNIT 2(A294)
See Page 87
40.PCU 3 (A294)
38.PCU 1 (A294)
41.PCU 4 (A294)
See Page 89
39.PCU 2 (A294)
See Page 91
42.TRANSFER BELT UNIT 1 (A294)
See Page 93
See Page 95
8
See Page 97
LOCATION OF UNIT
43.TRANSFER BELT UNIT 2 (A294)
See Page 99
46.FUSING UNIT 3 (A294)
44.FUSING UNIT 1 (A294)
See Page 101
47.FUSING UNIT 4 (A294)
45.FUSING UNIT 2 (A294)
See Page 103
48.PAPER EXIT SECTION 1 (A294)
See Page 105
See Page 107
9
See Page 109
LOCATION OF UNIT
49.PAPER EXIT SECTION 2 (A294)
See Page 111
52.DUPLEX UNIT 1 (A294)
50.PAPER EXIT SECTION 3 (A294)
See Page 113
53.DUPLEX UNIT 2 (A294)
51.PAPER EXIT SECTION 4 (A294)
See Page 115
54.DUPLEX UNIT 3 (A294)
See Page 117
See Page 119
10
See Page 121
LOCATION OF UNIT
55.DUPLEX UNIT 4 (A294)
See Page 123
58.DRIVE SECTION 2 (A294)
56.DUPLEX UNIT 5 (A294)
See Page 125
59.DRIVE SECTION 3 (A294)
57.DRIVE SECTION 1 (A294)
See Page 127
60.DRIVE SECTION 4 (A294)
See Page 129
See Page 131
11
See Page 133
LOCATION OF UNIT
61.DRIVE SECTION 5 (A294)
See Page 135
64.ELECTRICAL SECTION 3 (A294)
62.ELECTRICAL SECTION 1 (A294)
See Page 137
65.ELECTRICAL SECTION 4 (A294)
63.ELECTRICAL SECTION 2 (A294)
See Page 139
66.ELECTRICAL SECTION 5 (A294)
See Page 141
See Page 143
12
See Page 145
LOCATION OF UNIT
67.ELECTRICAL SECTION 6 (A294)
See Page 147
70.FRAME SECTION 3 (A294)
68.FRAME SECTION 1 (A294)
See Page 149
71.FRAME SECTION 4 (A294)
69.FRAME SECTION 2 (A294)
See Page 151
72.FRAME SECTION 5 (A294)
See Page 153
See Page 155
13
See Page 157
1.EXTERIOR 1 (A294)
14
1.EXTERIOR 1 (A294)
Index
No.
1 A294 1278 Left Front Door (RIC) 1
1 A294 6914 Left Front Door (NRG/SVN/LAN) 1
1 A294 6915 Left Front Door (INF) 1
2 A079 1406 Upper Door Spacer 2
3 A294 1377 Inner Cover - Left Upper 1
4 A294 1378 Decal - Total Counter 1
5 A294 1375 Inner Cover - Right Upper 1
6 A294 1380 Inner Cover - Left 1
7 A294 1356 Lower Right Hinge 1
8 A294 3699 Drum Inner Cover 1
9 A294 1285 Right Front Door (RIC) 1
9 A294 6911 Right Front Door (NRG) 1
9 A294 6910 Right Front Door (SVN/LAN) 1
9 A294 6912 Right Front Door (INF) 1
10 A294 1281 Front Door Grip 2
11 A294 1292 Door Switch Bracket 2
12 A294 1282 Front Door Spcer Bracket 2
13 A294 1294 Vertical Guide Stopper 1
14 A079 1395 Left Door Stopper 1
15 A294 1300 Decal - Misfeed Removal 1
Part No.
Description
Q’ty Per
Assembly
Index
No.
101 0451 4008B Philips Tapping Screw - M4x8
102 0450 4014B Tapping Screw - 4x14
Part No.
Description
Q’ty Per
Assembly
15
2.EXTERIOR 2 (A294)
16
2.EXTERIOR 2 (A294)
Index
No.
1 A294 1320 Cover - Left Upper 1
2 A229 1333 Connector Cap 1
3 A294 1326 Lower Left Cover 1
4 A294 1258 Upper Cover 1
5 5201 1796 Stepped Screw - M4 4
6 A294 1261 Cover - Rear Upper 1
7 A294 1305 Decal - Main Switch - English (USA) 1
7 A294 1306 Decal - Main Switch - Symbol (EU) 1
8 A294 5494 Harness - Main Switch 1
9 A294 5330 Board - Main Switch 1
10 A229 1465 LED Guide 1
11 A294 1330 Cover - Upper Rear 1
12 A294 1336 Cover - Under Rear 1
13 A294 1337 Cap - Control Unit 1
14 A229 1331 Key Counter Cap 1
15 A294 1312 Cap - Joint LCT 5
16 A294 1316 Cover - Right Under 1
17 A294 1313 Cover - LCT 1
18 A294 1310 Cover - Right Upper 1
19 A294 3491 Inner Cover - Toner Bank 1
20 H306 1317 Cover Magnet 1
21 A294 1271 Hinge - Lower Front Door 2
22 A294 1267 Lower Front Door 1
23 A096 1337 Hinge Shaft - Lower Left 2
24 A294 1270 Lower Front Hinge 2
25 A294 1272 Decal - Toner Bank 1
26 A294 1268 Door Catch Plate 1
27 A229 1459 Keytop - Power Source 1
Part No.
Description
Q’ty Per
Assembly
Index
No.
101 0451 4008H Tapping Screw - 4x8
102 0450 3006B Tapping Screw - M3x6
103 0451 4008B Philips Tapping Screw - M4x8
104 0450 4008B Tapping Screw - 4x8
Part No.
Description
Q’ty Per
Assembly
17
3.EXTERIOR 3 (A294)
18
3.EXTERIOR 3 (A294)
Index
No.
1 A294 1264 Cover - Right Upper 1
2 A294 2123 Dust Filter 1
3 A294 1266 Exit Bracket 1
4 A294 1265 ADF Exit Tray 1
5 A294 1424 Cover - Operation Arm 1
6 A294 1422 Cover - Upper Operation Hinge 1
7 A294 1423 Cover - Under Operatin Hinge 1
8 A294 1421 Cover - Operation Hinge 1
9 A294 1434 Lower Support 1
10 A294 1445 Bracket - Cover 1
11 A294 1449 Bushing - Operation Panel 1
12 A294 1437 Supporting Plate - Operation Panel 1
13 A294 1430 Rear Cover - Operation Unit 1
14 A294 1429 Hinge - Operation Unit 2
15 A294 1438 Hinge Fixing Plate 2
16 A294 1439 Operation Unit Fixing Plate 1
17 A258 5523 Grounding Wire 1
18 A294 1447 Shaft - Upper Operation Knob 1
19 A294 1440 Knob - Operation Panel 2
20 A294 1446 Bracket - Arm Cover 1
21 A294 1425 Operation Unit Arm 1
22 A294 1433 Arm Frame 1
23 A294 1441 Spacer - Operation Panel 1
24 A294 1448 Shaft - Under Operation Knob 1
Part No.
Description
Q’ty Per
Assembly
Index
No.
101 0451 4008H Tapping Screw - 4x8
102 0451 4008B Philips Tapping Screw - M4x8
103 0313 0080B Philips Pan Head Screw - M3x8
104 0720 0060B Retaining Ring - M6
105 1105 0229 Clamp
106 0451 4012H Tapping Screw M4x12
Part No.
Description
Q’ty Per
Assembly
19
4.OPERATION PANEL (A294)
20
4.OPERATION PANEL (A294)
Index
No.
* A294 1451 Operation Unit - LT 1
* A294 1452 Operation Unit - A4 1
1 A294 1472 Front Cover - Operation Unit - LT 1
1 A294 1473 Front Cover - Operation Unit - A4 1
2 A294 1535 Grounding Plate - Left 1
3 A294 5550 Touch Panel - 10.4inch 1
4 A294 1530 LCD - Display 1
5 A294 1500 LED Board 1
6 A294 1532 Cable Holder 1
7 A259 1482 Side Sponge 2
8 A259 1481 Lengthwise Sponge 2
9 A294 1534 Grounding Plate - Right 1
10 A294 1492 Lens - LED 1
11 A294 1533 Flat Cable 1
12 A294 1491 PCB - Inverter 1
13 A294 1490 PCB - Operation Panel 1
14 A294 1482 Key Top - Language Selection 1
15 A176 1494 Keytop - Interrupt 1
16 A294 1478 Key Top - Standby 1
17 A294 1540 Key Top - Clear 1
18 A294 1476 Key Top - Stop 1
19 A294 1479 Key Top - Proof 1
20 A294 1477 Key Top - 10 Key 1
21 A294 1489 Spacer - Key Top 1
22 A294 1488 Lens - Application 1
23 A294 1487 Key Top - Counter 1
24 A294 1475 Key Top - Start 1
25 A294 1499 Display Film - LED 1
26 A294 1541 Key Top Application 1 - LT 1
26 A294 1545 Key Top - Application 1 - A4 1
27 A294 1542 Key Top Application 2 - LT 1
27 A294 1546 Key Top Application 2 - A4 1
28 A294 1543 Key Top Application 3 - LT 1
28 A294 1547 Key Top - Application 3 - A4 1
29 A294 1486 Cap - Key Top 1
Part No.
Description
Q’ty Per
Assembly
Index
No.
30 A294 1494 Frame - Operation Panel 1
31 A294 1474 Rear Cover - Operation Unit 1
32 A294 1493 PCB - LED 1
33 A294 1531 Operation Panel Frame 1
34 A294 1495 Fixing Plate - Operation Panel 1
35 A294 1498 Cover Sheet - 3 1
36 A294 1496 Cover Sheet - 1 1
37 A294 1497 Cover Sheet - 2 1
101 0451 3008H Tapping Screw - 3x8
102 1105 0310 Harness Clamp - LWS-1S
Part No.
Description
Q’ty Per
Assembly
21
5.DF EXTERIOR (A294)
22
5.DF EXTERIOR (A294)
Index
No.
1 A806 1821 Original Table 1
2 B301 4425 Noise Reduction Pad 4
3 B301 4411 Noise Reduction Pad 1
4 A806 1712 Front Cover 1
5 A806 1792 Original Table Cover 1
6 B301 1731 Rear Cover 1
7 A806 4341 Display Panel 1
8 B301 1835 Original Holder 1
9 A548 1241 Driven Roller Ass’y 4
10 AA12 0032 Antistatic Brush 1
11 A806 3266 Discharge Brush Bracket 1
12 A806 3261 Inner Back Cover Bracket 1
13 A806 3251 Exit Cover Bracket 1
14 A806 1781 Exit Cover 1
15 G012 1531 Magnet 2
16 5446 2824 Screw - Duplex Guide Plate 1
Part No.
Description
Q’ty Per
Assembly
Index
No.
101 0451 3008B Tapping Screw - M3x8
102 0951 5010B Philips Screw With Washer - M5x10
103 0450 4012B Tapping Screw - M4x12
Part No.
Description
Q’ty Per
Assembly
23
6.ORIGINAL FEED 1 (A294)
24
6.ORIGINAL FEED 1 (A294)
Index
No.
1 A806 1761 Paper Feed Cover 1
2 A806 4311 Decal - Misfeed Removal 1
3 A806 1371 Magnet Catch - Paper Feed Cover 2
4 A806 4331 Decal - Original Size 1
5 A806 1361 Cover Bracket 1
6 B301 4421 Noise Reduction Pad - Right 4
7 B301 4422 Noise Reduction Pad - Left 4
8 B301 5305 DC Relay Harness 1
9 A806 1181 Pressure Roller Bracket - Pull Out 1
10 B301 4211 Spring 2
11 5446 2824 Screw - Duplex Guide Plate 1
12 A680 1661 Bushing - 4mm 1
13 B301 1191 Pull-out Driven Roller 1
14 A806 1335 Original Table Guide Plate 1
15 B301 1195 Gear - 19Z 1
16 B301 1186 Sensor Bracket 1
17 A806 1881 Side Fence 1
18 A376 4599 Side Fence Pad 1
19 B301 1351 Original Feeler 1
20 A806 1353 Feeler Stud 1
21 A680 4151 Side Fence Guide 1
22 5206 2686 Snap Ring 1
23 A806 1861 Original Table Base 1
24 5215 2621 Snap Ring - M6 1
25 A806 4321 Decal - Original Stack Hight 1
26 A806 5790 Original Sensor Harness 1
27 AW02 0075 Photointerruptor 3
28 A806 1356 Original Sensor Bracket 1
29 A806 2281 Gear - Z47 1
30 5053 0447 Bushing - 6mm 1
31 A806 1346 Base Shaft 1
32 A806 1342 Base Lever 1
33 5053 0223 Bushing - 8mm 1
34 A806 1331 Original Table Stay 1
35 B301 1171 Pulley Cover 1
Part No.
Description
Q’ty Per
Assembly
Index
No.
36 AW01 0076 Photosensor - PS-117D1 1
37 B301 1198 Pull-out Driven Roller - Front 1
38 B301 4222 Spring 2
39 B301 1192 Bushing - 4x6x6 2
40 B301 4351 Caution Decal 1
101 0450 4008B Tapping Screw - 4x8
102 0451 4008B Philips Tapping Screw - M4x8
103 0720 0030B Retaining Ring - M3
104 0452 4008B Binding Self Tapping Screw - M4x8
105 1105 0230 Clamp
106 1105 0328 Harness Clamp - ES-0505
107 0632 0140G Parallel Pin
108 0720 0040B Retaining Ring - M4
109 0720 0060B Retaining Ring - M6
Part No.
Description
Q’ty Per
Assembly
25
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