Theory of Operation
Output Tray Full Sensor
Automatic Document Feeder (ADF)
2-54
The Output Tray Full Sensor monitors output tray status.
Paper Exit Roller
Paper Full Sensor
The ADF feeds documents to the Scanner platen for scanning. The functional
components within the ADF are illustrated below.
Paper Feed Roller
Pick-Up Roller
Paper Exit Rollers
s6121mfp-289
Document Feeder
Transport Motor
s6121mfp-224
Phaser 6121MFP Service Manual