Figure 3-5 Toner Port - Xerox 7700DX - Phaser Color Laser Printer Service Manual

6. Print 2 to 3 Solid Fill prints using the primary color in question. The toner
level at the port should drop as toner is augered into the Developer.

Figure 3-5 Toner Port

7. If the Drive Shaft rotates but the toner level at the port does not drop,
replace the Toner Dispense Assembly (RRP 25, on page 7-180).
3-100 Phaser 7700 Color Laser Printer Service Manual
Toner Port with Lowered
Toner Level (Not Yet Refilled)
s7700-559