15 MARCH 1987
- MANUAL FEED SENSOR REPLACEMENT -
1.
2.
3.
4.
5.
6.
Remove the manual feed table [A]. (See Manual Feed Table Removal.)
Remove the rear cover (2 screws).
Remove the right rear cover (2 screws).
Remove the sensor cover [B] (1 screw).
Remove the manual feed sensor [C] (1 screw, 1 connector).
Install a new sensor.
NOTE: Do not overtighten the screw when securing the new sensor.
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Summary of Contents for FT4480
Page 1: ...FT4480 F I E L D S E R V I C E M A N U A L RICOH COMPANY LTD ...
Page 4: ...SECTION 1 INSTALLATION ...
Page 26: ...SECTION 2 SERVICE TABLES ...
Page 48: ...SECTION 3 REPLACEMENT AND ADJUSTMENT ...
Page 140: ...SECTION 4 ELECTRICAL DATA ...
Page 142: ...4 PAPER FEED CONTROL BOARD SCHEMATIC 15 March 87 A 0 0 9 ...
Page 143: ...5 DC POWER SUPPLY BOARD SCHEMATIC ...
Page 144: ...9 SORTER CONTROL BOARD SCHEMATIC 15 March 87 A 0 0 9 ...
Page 145: ...10 LCT CONTROL BOARD SCHEMATIC Main Control ...
Page 146: ...SECTION 5 DOCUMENT FEEDER ...
Page 171: ...SECTION 6 SORTER ...
Page 181: ...SECTION 7 LARGE CAPACITY TRAY ...
Page 195: ...SECTION 8 EDITOR BOARD ...
Page 204: ...S E C T I O N 9 ...
Page 237: ...RICOH FT4480 A009 PARTS CATALOG First Edition May 1987 RICOH COMPANY LTD ...
Page 239: ...1 EXTERIOR A009 May 1 87 ...
Page 241: ...2 REGISTRATION AND 3RD PAPER FEED A009 May 1 87 4 ...
Page 243: ...3 PLATEN COVER AND CASSETTE A009 May 1 87 6 ...
Page 245: ...4 1ST AND 2ND PAPER FEED A009 May 1 87 8 ...
Page 247: ...5 3RD PAPER LIFT A009 May 1 87 10 ...
Page 249: ...6 CASSETTE TRAY A009 May 1 87 12 ...
Page 251: ...7 FRAME A009 May 1 87 14 ...
Page 253: ...8 OPTICS 1 A009 May 1 87 16 ...
Page 255: ...9 OPTICS 2 A009 May 1 87 18 ...
Page 257: ...10 AROUND DRUM A009 May 1 87 20 ...
Page 259: ...11 CLEANING UNIT A009 May 1 87 22 ...
Page 261: ...12 DEVELOPMENT UNIT A009 May 1 87 ...
Page 263: ...13 DRIVE SECTION A009 May 1 87 26 ...
Page 265: ...14 PAPER TRANSPORT A009 May 1 87 28 ...
Page 267: ...15 FUSING UNIT A009 May 1 87 30 ...
Page 269: ...16 PAPER EXIT A009 May 1 87 ...
Page 271: ...17 ELECTRICAL SECTION 1 A009 May 1 87 34 ...
Page 273: ...18 ELECTRICAL SECTION 2 A009 May 1 87 36 ...
Page 275: ...19 MAIN BOARD A009 May 1 87 3 8 ...
Page 277: ...20 DC POWER SUPPLY BOARD A009 May 1 87 40 ...
Page 279: ...21 FUSING LAMP DRIVE BOARD A009 May 1 87 42 ...
Page 281: ...22 POWER RELAY BOARD A009 May 1 87 ...
Page 283: ...23 PAPER FEED CONTROL BOARD A009 May 1 87 46 ...
Page 285: ...24 AC MAIN HARNESS A009 May 1 87 48 ...
Page 287: ...25 DC MAIN HARNESS A009 May 1 87 50 ...
Page 289: ...26 HARNESS 3RD FEED A009 May 1 87 52 ...
Page 291: ...27 FUSING UNIT HARNESS A009 5 4 ...
Page 293: ...28 CONTROL HARNESS A009 May 1 87 5 6 ...
Page 295: ...29 HARNESS PAPER FEED A009 May 1 87 5 8 ...
Page 297: ...30 SPECIAL TOOL A009 May 1 87 60 ...
Page 299: ...PARTS INDEX 63 ...
Page 322: ...CS2070 A414 ...
Page 323: ...l Mini Sorter A414 2 2 Bin Motor Board A414 4 3 Sorter Harness A414 6 Parts Index 9 1 ...
Page 324: ...1 MINI SORTER A414 May 1 87 2 ...
Page 326: ...2 BIN MOTOR BOARD A414 May 1 87 4 ...
Page 328: ...3 SORTER HARNESS A414 May 1 87 6 ...
Page 330: ...PARTS INDEX 9 ...
Page 334: ...DF39 A419 ...
Page 336: ...1 DOCUMENT FEEDER I A419 May 1 87 2 ...
Page 338: ...2 DOCUMENT FEEDER II A419 May 1 87 4 ...
Page 340: ...3 DOCUMENT FEEDER Ill A419 May 1 87 6 ...
Page 342: ...4 DF MAIN BOARD A419 May 1 87 8 ...
Page 344: ...5 DF HARNESS A419 May 1 87 10 ...
Page 346: ...PARTS INDEX 13 ...
Page 353: ...RT15 A912 ...
Page 355: ...1 LCT A912 May 1 87 2 ...
Page 357: ...2 L C T A 9 1 2 May 1 87 4 ...
Page 359: ...3 LCT Ill A912 May 1 87 ...
Page 361: ...4 LCT BOARD A912 May 1 87 8 ...
Page 363: ...5 LCT HARNESS A912 May 1 87 10 ...
Page 365: ...PARTS INDEX 13 ...