Ricoh B001 Service Manual - Page 6
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5.1 PM TABLE ................................................................................................ 5-1
5.2 HOW TO CLEAR THE MAINTENANCE COUNTER ................................ 5-2
REPLACEMENT AND ADJUSTMENT
6. REPLACEMENT AND ADJUSTMENT........................................ 6-1
6.1 EXTERIOR REMOVAL ............................................................................. 6-1
6.1.1 REAR COVER ................................................................................. 6-1
6.1.2 COPY TRAY .................................................................................... 6-1
6.1.3 LEFT COVER .................................................................................. 6-1
6.1.4 FRONT COVER............................................................................... 6-2
6.1.5 UPPER RIGHT COVER................................................................... 6-3
6.1.6 LOWER RIGHT COVER .................................................................. 6-3
6.1.7 RIGHT SMALL COVER ................................................................... 6-3
6.1.8 OPERATION PANEL ....................................................................... 6-4
6.2 SCANNER ................................................................................................ 6-5
6.2.1 EXPOSURE GLASS REMOVAL...................................................... 6-5
6.2.2 LENS BLOCK REMOVAL ................................................................ 6-7
6.2.3 EXPOSURE LAMP REPLACEMENT .............................................. 6-8
6.2.4 1ST SCANNER ALIGNMENT ADJUSTMENT ................................. 6-9
6.2.5 2ND SCANNER POSITION ADJUSTMENT .................................. 6-10
6.3 LASER UNIT........................................................................................... 6-11
6.3.1 CAUTION DECAL LOCATIONS .................................................... 6-11
6.3.2 LASER UNIT/TONER SHIELD GLASS REMOVAL ....................... 6-12
6.3.3 LD UNIT/LASER SYNCHRONIZATION DETECTOR
REMOVAL ..................................................................................... 6-13
6.3.4 EXIT TRAY PAPER SENSOR REMOVAL..................................... 6-13
6.3.5 POLYGONAL MIRROR MOTOR REMOVAL................................. 6-14
6.3.6 LASER UNIT ALIGNMENT ADJUSTMENT ................................... 6-15
6.4 IMAGE TRANSFER ................................................................................ 6-16
6.4.1 TRANSFER ROLLER REMOVAL.................................................. 6-16
6.5 FUSING .................................................................................................. 6-17
6.5.1 FUSING UNIT REMOVAL.............................................................. 6-17
6.5.2 HOT ROLLER, FUSING LAMP AND THERMOFUSE
REPLACEMENT ............................................................................ 6-18
6.5.3 PRESSURE ROLLER REPLACEMENT ........................................ 6-20
6.5.4 FUSING THERMISTOR REPLACEMENT ..................................... 6-21
6.5.5 HOT ROLLER STRIPPER PAWL REPLACEMENT ...................... 6-22
6.6 PAPER FEED ......................................................................................... 6-23
6.6.1 PAPER FEED ROLLER REPLACEMENT ..................................... 6-23
6.6.2 FRICTION PAD REPLACEMENT.................................................. 6-24
6.6.3 STANDARD TRAY PAPER FEED CLUTCH REPLACEMENT...... 6-25
6.6.4 VERTICAL TRANSPORT ROLLER/SENSOR/
CLUTCH REPLACEMENT............................................................. 6-26
6.6.5 BY-PASS FEED ROLLER REPLACEMENT.................................. 6-27
6.6.6 BY-PASS FEED FRICTION PAD REPLACEMENT ....................... 6-28
6.6.7 BY-PASS FEED SENSOR REPLACEMENT ................................. 6-29
6.6.8 BY-PASS TRAY REMOVAL .......................................................... 6-30
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