Interlock Safety Circuit - Panasonic UF-6300 Service Manual

pCR0
pCR1
CPU
pTR0
pDRCK

6.2.11. 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.
Q40
Q39
GND
Q41
GND
High Voltage Drive Circuit
CN53
nCRCK 3
nCR1 4
C
nTR0
5
D
Q38
nDRCK 2
HVPS
SC PCB
199
Discharge Plate
T
Bias Transfer Roller
Bias Charge Roller
Toner
Cartridge
Development Roller
FG