Ricoh G186 Service Manual page 17

DC Fan/ Solenoid Driving ...................................................................6-10
Motor Driving ......................................................................................6-10
6.3.4 SMPS & HVPS BOARD ..................................................................6-11
HVPS (High Voltage Power Supply) ...................................................6-11
SMPS (Switching Mode Power Supply) ..............................................6-13
Fuser AC Power Control .....................................................................6-14
6.3.5 ENGINE FIRMWARE ......................................................................6-15
Control Algorithm ................................................................................6-15
Driver ..................................................................................................6-16
Transfer ..............................................................................................6-16
Fusing .................................................................................................6-16
LSU.....................................................................................................6-17
SPECIFICATIONS
7. SPECIFICATIONS........................................................................ 7-1
7.1 GENERAL SPECIFICATIONS....................................................................7-1
7.1.1 PRINTER...........................................................................................7-1
7.1.2 OPTION.............................................................................................7-2
7.2 CONTROLLER ...........................................................................................7-3
7.3 HANDLING PAPER ....................................................................................7-4
APPENDIX
8. APPENDIX ................................................................................... 8-1
8.1 BLOCK DIAGRAM......................................................................................8-1
8.1.1 SYSTEM BLOCK DIAGRAM .............................................................8-1
8.2 CONNECTION DIAGRAM..........................................................................8-3
8.2.1 SIGNAL DESCRIPTION TABLE........................................................8-4
CN18 [POWER] Main ↔ SMPS/HVPS.................................................8-4
CN19 [DUPLEX] MAIN ↔ DUPLEX B'D...............................................8-5
CN20 [EXIT SENSOR] MAIN ↔ EXIT SENSOR ..................................8-5
CN24 [DC_MOT] MAIN ↔ MAIN MOTOR............................................8-6
CN25 [JOINT] MAIN ↔ JOINT B'D.......................................................8-6
CN22 [DEV_MOT] MAIN ↔ DEVE MOTOR.........................................8-7
CN23 [PTL] MAIN ↔ PTL.....................................................................8-7
CN18 [PANEL] MAIN ↔ PANEL...........................................................8-8
CN15 [COVER OPEN] MAIN ↔ COVER OPEN ..................................8-8
CN13 [DPX_SOL] MAIN ↔ DUPLEX SOLENOID................................8-9
CN9 [LSU] MAIN ↔ LSU ......................................................................8-9
CN4 [CART] MAIN ↔ TONER SENSOR............................................8-10
CN17 [SCF] MAIN ↔ SCF B'D ...........................................................8-11
CN8 [THERM] MAIN ↔ FUSER .........................................................8-11
SM v G186