Samsung Xpress M282 Series Service Manual page 80

4. Troubleshooting
107-0070 Black THV Bias Read
109-0000 Fuser Temperature A
110-0000 LSU Motor1 Run Ready
110-0060 LSU Motor1 Run
110-0110 LSU LD Power4
110-0170 LSU Hsync4
NOTE
Acronyms and Abbreviations
• DEV Bias- Developing High Voltage Bias
• EDC - Embedded Diagnostic Control
• F/W – Firmware
• HVPS – High Voltage Power Supply
• H/W - Hardware
• LD – Laser Diode
• LSU – Laser Scanning Unit
• MHV - Main High Voltage (Charge Voltage)
• OPC - Optical Photo Conductor
• SCF - Second Cassette Feeder
• THV - Transfer High Voltage
4-19
Detect what the THV value is on the THV
Roller
Detects what the temperature A is on fuser
Detects if LSU motor1 runs at normal speed
LSU Motor1 On/Off
LSU LD4 Power On/Off (black)
Detect LSU Motor Hsync Signal
Input
Input
Input
Output
Output
Input
Copyright© 1995-2013 SAMSUNG. All rights reserved.
Numeric 3 digits
Numeric 3 digits
High[Low]
On[Off]
On[Off]
High[Low]