Ricoh MP C2504 - Page 27

Duplex Exit Sensor.................................................................................................................................... 595
Electrical Components...................................................................................................................................597
Overview....................................................................................................................................................597
Printed Circuits/Parts inside the Controller Box............................................................................. 597
Printed Circuits behind the Controller Box......................................................................................598
Printed Circuit/Parts inside the Power Box.....................................................................................599
Printed Circuits behind the Power Box............................................................................................ 599
Controller Box Cover................................................................................................................................ 600
IPU.............................................................................................................................................................. 600
BCU............................................................................................................................................................ 601
When installing the new BCU..........................................................................................................602
Replacing the NVRAM (EEPROM) on the BCU.............................................................................602
Controller Board........................................................................................................................................604
Replacing the NVRAMs on the Controller Board.......................................................................... 606
HDD............................................................................................................................................................613
Adjustment after replacement.......................................................................................................... 614
Controller Box............................................................................................................................................614
Imaging IOB.............................................................................................................................................. 615
HVP_TTS.....................................................................................................................................................617
PSU (AC Controller Board)...................................................................................................................... 618
PSU (DC Power)........................................................................................................................................ 619
Power Supply Box.....................................................................................................................................620
Paper Transport IOB................................................................................................................................. 621
HVP-CB...................................................................................................................................................... 622
HVP-CB with Bracket........................................................................................................................622
Proximity Sensor (Human Detection Sensor) Board............................................................................... 624
Fans/Filters.....................................................................................................................................................625
Ozone filter/Dust filter..............................................................................................................................625
Adjustment before Replacing the Dust Filter................................................................................... 625
Replacement......................................................................................................................................625
Deodorization Filter...................................................................................................................................626
Development Intake Fan........................................................................................................................... 627
Ozone Exhaust Fan...................................................................................................................................628
18