HP 2500 Service Manual - Page 69
Paper trays, paper sensor optional tray 2
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Note Paper trays The dc controller drives the operation sequence of the paper trays. It signals the driver PCB in tray 2 (250-sheet paper tray) and in tray 3 (250-sheet paper tray), and then each driver PCB controls the motors and solenoids in its paper tray. The following components are identified in figure 16: DCM701 gear-train motor (printer) SL9 pickup solenoid (optional tray 2) PS716 paper sensor (optional tray 2) PS717 paper-feed sensor Only tray 2 (250-sheet tray) is shown; tray 3 (500-sheet tray) is similar. Figure 16. Optional tray 2 (250-sheet paper tray) EN 4 Theory of operation 67
EN
4 Theory of operation
67
Paper trays
The dc controller drives the operation sequence of the paper trays. It signals the driver PCB in
tray 2 (250-sheet paper tray) and in tray 3 (250-sheet paper tray), and then each driver PCB
controls the motors and solenoids in its paper tray.
The following components are identified in figure 16:
DCM701
gear-train motor (printer)
SL9
pickup solenoid (optional tray 2)
PS716
paper sensor (optional tray 2)
PS717
paper-feed sensor
Note
Only tray 2 (250-sheet tray) is shown; tray 3 (500-sheet tray) is similar.
Figure 16.
Optional tray 2 (250-sheet paper tray)