Gestetner G060, Service Manual

Page: 961 / 1106

Tech Service Bulletin No. G060/G570 – 024
Page 2 of 4
SYMPTOM:
The following problem has recently been reported from the field.
After replacing the Laser Optics Housing Unit and when printing color images, the color(s) are missing on
output prints without any SC code notification.
CAUSE:
The third mirror(s) [A], which exposes the laser to
the OPC, is out of position. Rough handling of the
service part during transportation might cause this
problem.
As shown in the pictures, the spring plate [B]
positions the mirror. The mirror may shift out
of position,thereby changing the angle to the
OPC drum.
Action Required/Troubleshooting
When replacing the laser optic housing unit, please
make a color demo page in UP Mode just after the
following steps (before reassembling machines).
Housing unit is replaced.
Flat cables and harness are connected.
Toner supply unit is repositioned.
Upper cover is placed in the position.
Continued….
Front side
Rear side
[B]
[C]
[D]
Right Position
Out of Position
[A]