Ricoh M052 Service Manual page 7

3. PREVENTIVE MAINTENANCE .................................................... 3-1
3.1 MAINTENANCE TABLES .......................................................................... 3-1
3.1.1 USER MAINTENANCE ..................................................................... 3-1
3.1.2 SERVICE MAINTENANCE ............................................................... 3-1
3.2 PM PARTS SETTINGS .............................................................................. 3-2
3.2.1 BEFORE REMOVING THE OLD PM PARTS ................................... 3-2
3.2.2 AFTER INSTALLING THE NEW PM PARTS ................................... 3-2
3.2.3 OPERATION CHECK ....................................................................... 3-2
4. REPLACEMENT AND ADJUSTMENT ........................................ 4-1
4.1 PRECAUTIONS ......................................................................................... 4-1
4.1.1 GENERAL ......................................................................................... 4-1
AIO ....................................................................................................... 4-1
Transfer Roller ..................................................................................... 4-1
Scanner Unit ........................................................................................ 4-1
Laser Unit ............................................................................................. 4-2
Fusing Unit ........................................................................................... 4-2
Paper Feed .......................................................................................... 4-2
4.1.2 LITHIUM BATTERIES ....................................................................... 4-2
4.1.3 HALOGEN-FREE CABLE ................................................................. 4-2
4.2 SPECIAL TOOLS AND LUBRICANTS ...................................................... 4-3
4.3 ADJUSTING COPY IMAGE AREA ............................................................ 4-4
4.3.1 PRINTING ......................................................................................... 4-4
Adjusting Registration .......................................................................... 4-4
Adjusting Blank Margin......................................................................... 4-6
Adjusting Main-Scan Magnification ...................................................... 4-7
4.3.2 SCANNING ....................................................................................... 4-7
Adjusting Registration .......................................................................... 4-7
Adjusting Magnification ........................................................................ 4-8
4.3.3 DF IMAGE ADJUSTMENT ............................................................... 4-9
4.4 EXTERIOR COVERS .............................................................................. 4-11
4.4.1 LEFT COVER ................................................................................. 4-11
4.4.2 RIGHT COVER ............................................................................... 4-12
4.4.3 REAR LOWER COVER .................................................................. 4-13
4.4.4 FRONT DOOR ................................................................................ 4-14
4.4.5 DUPLEX UNIT ................................................................................ 4-15
4.4.6 OPERATION PANEL UNIT ............................................................. 4-16
Operation Panel Unit .......................................................................... 4-16
Key Tops ............................................................................................ 4-18
SM iii M052/M053/M054