Sharp PC-1600

-
PC-1600
Step Part No.
Component
9
4-2
Ejection lever shaft unit
4-3
Z-cam gear unit
WF2.2
Plain washers (2)
4-4
I
Z-motor spacer unit
SP2 x 5
I
Phillips round head screw
4-8
I
Z-damper spring
Explanation
1. Temporarily fix the Z-motor spacer unit (4-4)
onto the frame with a Phillips round head screw
(SP2 x 5).
2. Set the ejection lever shaft unit (4-2), Z-damper
spring (4-8), two plain washers (WF2.2), and Z-cam
gear unit (4-3), and fix them with the retaining
ring (E type) (RE1.5). Be careful not to deform
the plastic part of the ejection lever shaft unit.
Adjust the motor phase and pen stroke when
setting the Z-motor unit (4-1).
10
Z-motor unit
1. Setting the Zsmotor unit: remove the screw
(SP2 x 5) which is tacking the Z-motor spacer unit
(4-4), and set the Z·motor unit. At this setting, the
cam of the Z·cam gear unit (4-3) should be in the
pen-up position (E position on page 34) and the
Z·motor should be energized (BC phase). The Z·cam
gear and Z-Iever should be so engaged that value A
shown in the figure below is 0.8 to 1.0mm. Adjust
the value of A by rotating the motor poniori gear
shile the motor is being energized.
4-1
BC Phase Energizing
5V Black
Black
Yellow
Slue
White
Red
-79-