A-22 Phaser 7400 Color Printer Service Manual
Tray Upper Limit
Sensor
Limit is Detected/Not Detected
Tray Lower Limit
Sensor
Limit is Detected/Not Detected
Tray Middle
Position Sensor
Tray Middle Position Limit is Detected/
Not Detected
Stapler Home
Position Sensor
Stapler is Home/Not Home
Stapler Slide
Home Position
Sensor
Stapler Slide is Home/Not Home
Stapler
Connected
Singnal
Stapler is Connected/Not Connected
Stapler Safety
Switch
Guide is Open/Closed
Stapler Self-
prime Sensor
Stapler is Empty/Not Empty
Covers, Doors,
and Interlocks
Upper Cover is Open/Closed
Front Door Switch is Open/Closed
Front Door is Open/Closed
Joint Switch is Connected/Not
Connected
Bookbinding
Position Sensor
Media is Present/Not Present
Alignment Tray
Sensor
Media is Present/Not Present
Punch Timing
Sensor
Media is Present/Not Present
Bookbinding
Sensors
Binding Sensor: Media is Present/Not
Present
Binding Home Pos: Home/Not Home
Binding Roller Pos: Home/Not Home
Front Alignment
Plate Sensor
Alignment Plate is Home/Not Home
Rear Alignment
Plate Sensor
Alignment Plate is Home/Not Home
Exit Belt Home
Position Sensor
Exit belt home sensor is Home/Not
Home
Bundle Roller
Home Position
Sensor
Oscillation guide is Home/Not Home
Service Diagnostics Tests and Utilities (Continued)
Menu Item Front Panel Display Results Functional Definition