Ricoh AC104, Service Documentation

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SM i B173
B173
TABLE OF CONTENTS
INSTALLATION
1. INSTALLAITON............................................................................ 1-1
PREVENTIVE MAINTENANCE
2. PREVENTIVE MAINTENANCE.................................................... 2-1
REPLACEMENT AND ADJUSTMENT
3. REPLACEMENT AND ADJUSTMENT ........................................ 3-1
3.1 GENERAL PRECAUTIONS ON DISASSEMBLY ......................................3-1
You must do these before you service the machine: ............................3-1
Releasing Plastic Latches.....................................................................3-1
3.2 REAR COVER...........................................................................................3-2
3.3 SIDE COVERS ..........................................................................................3-3
3.4 FRONT COVER ........................................................................................3-4
3.5 SCANNER ASS’Y......................................................................................3-5
3.6 ADF MOTOR ASS’Y................................................................................3-11
3.7 OPE UNIT (ALSO KNOWN AS OP-PORT) .............................................3-13
3.8 MIDDLE COVER AND EXIT ROLLER ....................................................3-14
3.9 ENGINE SHIELD ASS’Y .........................................................................3-16
3.10 MAIN PBA (MAIN BOARD) ...................................................................3-17
3.11 SMPS (ALSO KNOWN AS POWER SUPPLY UNIT) ............................3-18
3.12 FUSER ASS'Y (ALSO KNOWN AS FUSING UNIT) ..............................3-19
3.13 FAN .......................................................................................................3-20
3.14 LSU (LASER SCANNING UNIT) ...........................................................3-21
3.15 DRIVE ASS’Y ........................................................................................3-22
3.16 TRANSFER ASS’Y................................................................................3-23
3.17 FEED ASS’Y..........................................................................................3-24
3.18 PICK UP ASS’Y AND SOLENOID.........................................................3-26
TROUBLESHOOTING
4. TROUBLESHOOTING ................................................................. 4-1
4.1 PAPER PATH............................................................................................4-1
4.1.1 COPY & SCAN DOCUMENT PATH .................................................4-2
4.1.2 PRINTER PAPER PATH ..................................................................4-2
4.2 CLEARING JAMS......................................................................................4-3
4.2.1 CLEARING PAPER JAMS................................................................4-3