32
6. Interlock Safety Circuit
This safety circuit turns OFF the +24 VDC and +5 VDC supply voltages when the Printer Cover is
opened. When the Printer Cover is opened, the microswitch(es) on the ILS PC Board are de-actuated,
turning OFF +24 VDC to the Printer Motor Drive Circuit, the HVPS, the Paper Feed Solenoid Circuits,
the Clutch Drive Circuit, and the Laser Driver Circuit on the Laser Unit.
IN
OUT
GND
TA78M05F
+
+
MGND
L+5V
270
1W
270
1W
1W
270
MA152A
+24V
+24VD1
+24VD2
+24VM
LPC PCB
+24VHL
Q607
Q415
Right
Cover
Micro
Switch
DC/DC
Converter
Front
Cover
Interlock Safety Circuit Block Diagram
Printer Motor
Paper Feed Clutch
Lift DC Motor
Multi Feeder Feed Roller
Clutch
Counter
2nd Paper Feed Module
3rd Paper Feed Module
4th Paper Feed Module
Dual-Path Exit Guide Unit
Paper Transport Unit
HVPS
LSU (Motor)
LSU (Laser)
Open Door
Detection
Summary of Contents for DP-2500
Page 2: ...The contents of this Technical Guide are subject to change without notice Published in Japan ...
Page 148: ...148 2 27 EP PC Board Drawing Name EP PC Board 1 8 Model DP 2000 2500 3000 ...
Page 149: ...149 Drawing Name EP PC Board 2 8 Model DP 2000 2500 3000 ...
Page 150: ...150 Drawing Name EP PC Board 3 8 Model DP 2000 2500 3000 ...
Page 151: ...151 Drawing Name EP PC Board 4 8 Model DP 2000 2500 3000 ...
Page 152: ...152 Drawing Name EP PC Board 5 8 Model DP 2000 2500 3000 ...
Page 153: ...153 Drawing Name EP PC Board 6 8 Model DP 2000 2500 3000 ...
Page 154: ...154 Drawing Name EP PC Board 7 8 Model DP 2000 2500 3000 ...
Page 155: ...155 Drawing Name EP PC Board 8 8 Model DP 2000 2500 3000 ...
Page 156: ...156 2 28 G3B PC Board Drawing Name G3B PC Board 1 10 Model DP 2000 2500 3000 ...
Page 157: ...157 Drawing Name G3B PC Board 2 10 Model DP 2000 2500 3000 ...
Page 158: ...158 Drawing Name G3B PC Board 3 10 Model DP 2000 2500 3000 ...
Page 159: ...159 Drawing Name G3B PC Board 4 10 Model DP 2000 2500 3000 ...
Page 160: ...160 Drawing Name G3B PC Board 5 10 Model DP 2000 2500 3000 ...
Page 161: ...161 Drawing Name G3B PC Board 6 10 Model DP 2000 2500 3000 ...
Page 163: ...163 Drawing Name G3B PC Board 8 10 Model DP 2000 2500 3000 ...
Page 164: ...164 Drawing Name G3B PC Board 9 10 Model DP 2000 2500 3000 LCU LCE PCB LCU LCE PCB ...
Page 165: ...165 Drawing Name G3B PC Board 10 10 Model DP 2000 2500 3000 To SC PCB ...
Page 166: ...166 2 29 FRM PC Board Drawing Name FRM PC Board 1 1 Model DP 2000 2500 3000 ...
Page 177: ...177 2 31 LANC PC Board Drawing Name LANC PC Board 1 1 Model DP 2000 2500 3000 ...
Page 185: ...185 2 38 MAIN LVPS PC Board 100V MAIN LVPS PC Board 100V Drawing Name Model DP 2000 2500 3000 ...
Page 186: ...186 2 39 MAIN LVPS PC Board 200V MAIN LVPS PC Board 200V Drawing Name Model DP 2000 2500 3000 ...
Page 191: ...191 Drawing Name Finisher Controller PC Board 2 11 Model DP 2000 2500 3000 ...
Page 192: ...192 Drawing Name Finisher Controller PC Board 3 11 Model DP 2000 2500 3000 ...
Page 193: ...193 Drawing Name Finisher Controller PC Board 4 11 Model DP 2000 2500 3000 ...
Page 194: ...194 Drawing Name Finisher Controller PC Board 5 11 Model DP 2000 2500 3000 ...
Page 195: ...195 Drawing Name Finisher Controller PC Board 6 11 Model DP 2000 2500 3000 ...
Page 196: ...196 Drawing Name Finisher Controller PC Board 7 11 Model DP 2000 2500 3000 ...
Page 197: ...197 Drawing Name Finisher Controller PC Board 8 11 Model DP 2000 2500 3000 ...
Page 198: ...198 Drawing Name Finisher Controller PC Board 9 11 Model DP 2000 2500 3000 ...
Page 199: ...199 Drawing Name Finisher Controller PC Board 10 11 Model DP 2000 2500 3000 ...
Page 200: ...200 Drawing Name Finisher Controller PC Board 11 11 Model DP 2000 2500 3000 ...
Page 342: ...DZZSM00171 0 ...