Service manual

EPSON Stylus COLOR 480 Revision B
Disassembly and Assembly Disassembly 94
5. Pull the left edge of the CR guide shaft upward to align it with the round cutout
portion. Then, holding the CR unit by hand, remove the CR guide shaft by sliding it to
left or right.
Figure 4-52. Removing the CR guide shaft
CAUTION
Remove the CR guide shaft while holding the CR unit by hand. If
you remove the CR guide shaft without holding the CR unit, the
nozzle surface of the Printhead may come in contact with the
Paper guide front, which causes the dot missing problem.
CR guide shaft
CHECK
POINT
n Unlike the previous products, the oil pad is not built in the CR
unit.
n Make sure that the tips of the CR guide shaft rod springs are set
in the holes in the Main frame.
n Make sure that the CR guide shaft rod springs are correctly set
in the suitable position. Refer to Figure 4-50,Figure 4-51.
n If you disassemble the CR unit after removing the CR unit from
the printer, make sure that the CR Grounding plate is assembled
in the suitable position in the CR unit. Refer to Figure 4-53.
n .Make sure that the CR slider is assembled on the CR unit.
Figure 4-53. Grounding plate assembling position
n
If you remove the Printhead from the CR unit, make sure that
the Head grounding plate is set in the CR unit. Refer to
Figure4-7.
n Make sure that the groove on the CR guide shaft must be set to
the left side.
CR slider
CR Grounding plate