Xerox Phaser 6280 Service Manual page 205

Phaser 6280 Color Laser Printer Service Manual
Troubleshooting Procedure Table (continued)
Step Actions and Questions
9 1. Check the Print Cartridge Sensor for
operation. Measure the voltage
across:
Ground <=> P/J19-3 pin (Yellow)
Ground <=> P/J19-6 pin
(Magenta)
Ground <=> P/J19-9 pin (Black)
Ground <=> P/J19-12 pin (Cyan)
2. Does the voltage change when the
paper is inserted into the sensor
detecting point?
Error Messages and Codes
Yes No
Replace the Replace the
MCU Board Print Cartridge
(page 8-86). Sensor
(page 8-55)
3-69