Ricoh B230 Service Manual page 19

1.20.7 IEEE 802.11b (Wireless LAN) .................................................. 1-71
1.20.8 Bluetooth.................................................................................. 1-74
1.20.9 Copy Data Security Unit........................................................... 1-75
1.20.10 Data Overwrite Security Unit Type D (B735) ........................ 1-76
1.20.11 USB Host Interface............................................................... 1-80
1.20.12 PictBridge ............................................................................. 1-81
1.20.13 Browser Unit Type B............................................................. 1-82
1.20.14 VM Card Type C (JAVA Platform) ......................................... 1-83
1.20.15 Check All Connections ......................................................... 1-84
PREVENTIVE MAINTENANCE
2. Preventive Maintenance ....................................................... 2-1
2.1 Settings ............................................................................................. 2-1
2.1.1 Before removing the old PM parts ................................................. 2-1
2.1.2 After installing the new PM parts ................................................... 2-2
2.1.3 Preparation before operation check............................................... 2-2
2.1.4 Operation check ............................................................................ 2-2
2.2 Maintenance Tables .......................................................................... 2-3
2.2.1 Preventive Maintenance Tables..................................................... 2-3
2.2.2 Others in Mainframe ...................................................................... 2-8
REPLACEMENT AND ADJUSTMENT
3. Replacement and Adjustment............................................... 3-1
3.1 Beforehand ....................................................................................... 3-1
3.2 Special Tools ..................................................................................... 3-2
3.3 Image Adjustment ............................................................................. 3-3
3.3.1 Scanning ....................................................................................... 3-3
3.3.2 ARDF............................................................................................. 3-4
3.3.3 Registration ................................................................................... 3-5
3.3.4 Erase Margin Adjustment .............................................................. 3-6
3.3.5 Color Registration.......................................................................... 3-7
3.3.6 Printer Gamma Correction............................................................. 3-8
3.4 Exterior Covers ............................................................................... 3-14
3.4.1 Front Door ................................................................................... 3-14
3.4.2 Left Cover .................................................................................... 3-15
SM iii
Rev. 03/2007
B230/B237