Microswitch 2 Modification; General Information; Procedure - OKIDATA Pacemark 3410 Service Handbook

Microswitch 2 Modification

NOTES:
The information in this section is also covered in Technical Service Bulletin 1603.
A Pacemark 3410 Replacement Printhead Kit includes the items listed below.
TSB 1603
Read Me First Card
Head Gap Lever Adjustment Sticker
90 Day Warranty Extension Card

General Information

Modifying Microswitch 2 will reduce drive time and increase printhead life.
Perform this modification when a replacement printhead is installed.

Procedure

1. Remove the upper cover. (3.2.03)
2. Locate the blue head gap lever.
3. Set the blue head gap lever to Position 1.
4. Locate the two microswitches on the right side (platen knob) of the printer. The
microswitch below the head gap lever is Microswitch 2.
5. Make a paper clip into a hook.
6. Insert the paper clip hook into the small hole on the microswitch arm.
CAUTION:
The paper clip hook will keep the
arm from falling into the printer
during the next step.
7. Hold the paper clip and carefully
cut the arm of Microswitch 2 at its
base.
8. Discard the cut arm.
Maintenance 3 - 74 Pacemark 3410 Service Handbook
3-3-01b.pcx