Ricoh G031 Service Manual page 281

4.2.1 ENABLING AND DISABLING SERVICE PROGRAM MODE .......... 4-2
4.2.2 SERVICE PROGRAM MODE MENU TREE .................................... 4-3
4.2.3 SERVICE MODE MENU TABLE...................................................... 4-5
4.2.4 PRINT LOG...................................................................................... 4-9
4.2.5 PRINTER ID................................................................................... 4-13
4.3 IC CARD BOOT SERVICE MODE.......................................................... 4-15
4.3.1 OVERVIEW.................................................................................... 4-15
4.3.2 ENABLING AND DISABLING IC CARD BOOT SERVICE
MODE ............................................................................................ 4-15
4.3.3 IC CARD BOOT SERVICE MODE TREE ...................................... 4-16
4.3.4 SERVICE MENU TABLE ............................................................... 4-17
4.4 EEPROM AND NVRAM RESET PROCEDURES................................... 4-18
4.5 DOWNLOADING NEW CONTROLLER SOFTWARE ............................ 4-19
4.5.1 OVERVIEW.................................................................................... 4-19
4.5.2 DOWNLOADING NEW FIRMWARE FROM AN IC CARD............. 4-20
4.6 USER MENU .......................................................................................... 4-23
4.7 ECB TEST PATTERN............................................................................. 4-24
4.8 DIAGNOSTIC TEST MODES ................................................................. 4-25
4.8.1 OVERVIEW.................................................................................... 4-25
4.8.2 POWER-UP DIAGNOSTIC MODE ................................................ 4-25
4.8.3 DETAILED DIAGNOSTIC MODE .................................................. 4-26
4.8.4 DIAGNOSTIC TEST DETAILS....................................................... 4-27
4.9 ROM HISTORY....................................................................................... 4-29
4.9.1 ROM HISTORY (G031)................................................................... 4-29
4.9.2 ROM HISTORY (G032)................................................................... 4-29
PREVENTIVE MAINTENANCE
5. PREVENTIVE MAINTENANCE .................................................... 5-1
5.1 PREVENTIVE MAINTENANCE SCHEDULE............................................ 5-1
REPLACEMENT AND ADJUSTMENT
6. REPLACEMENT AND ADJUSTMENT......................................... 6-1
6.1 COVERS................................................................................................... 6-1
6.1.1 EXTERIOR COVER REMOVAL ...................................................... 6-1
6.1.2 FRONT COVER REMOVAL ............................................................ 6-2
6.1.3 CONTROL BOARD COVER REMOVAL.......................................... 6-3
6.2 FUSING UNIT ........................................................................................... 6-4
6.2.1 FUSING UNIT REPLACEMENT ...................................................... 6-4
6.2.2 HOT ROLLER AND FUSING LAMP REPLACEMENT..................... 6-5
6.2.3 PRESSURE ROLLER REPLACEMENT .......................................... 6-7
6.2.4 FUSING THERMOFUSE REPLACEMENT...................................... 6-8
6.2.5 FUSING DRAWER CONNECTOR REPLACEMENT....................... 6-9
6.3 TRANSFER ROLLER ............................................................................. 6-10
6.3.1 TRANSFER ROLLER REPLACEMENT......................................... 6-10
6.4 PAPER FEED ......................................................................................... 6-11
6.4.1 BY-PASS TRAY REMOVAL .......................................................... 6-11
SM iii
Rev. 03/2000
G031/G032