Interlock Safety Circuit - Panasonic UF-580 Technical Manual
Panasonic uf-580; uf-590; uf-780; uf-790; dx-600; dx-800 facsimile
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Also See for UF-580:
- Service manual (298 pages) ,
- Brochure & specs (4 pages) ,
- Operating instructions manual (158 pages)
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1.1.12. Interlock Safety Circuit
This safety circuit turns OFF the +24 VDC supply voltages when the Cover is opened. When the Cover is
opened, the microswitch(es) on the ILS PC Board are de-actuated, turning OFF +24 VDC to the Printer
Drive Circuit, the High Voltage Power Supply, and the Paper Feed Solenoid Circuits, turning OFF the +5
VDC supply voltage for the Laser Driver circuits on the Laser Unit.
+24V
LVPS
(Power Supply Unit)
Ver 2.00
+24V
Rush Current
Protection Circuit
pMPOW
DC/DC
Converter
(SC PCB)
Interlock Safety Circuit Block Diagram
25
+24V
+24VD
+24VM
Motor
+24VM
HVPS
(Power Supply Unit)
+24VM
Paper Feed Solenoid
+24VM
L+5V
UF-580/590/780/790
DX-600/800
Cover
ILS PCB
Laser Unit
DEC 2003
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