Adjustments and Calibrations 4-73. Press switches PSW1 or PSW2 on the Finisher Controller Board as necessary tomove the stapling position to the proper location (pressing the switch once movesthe stapling position about 0.14 mm):■ To move the stapling position in the "-" direction, press switch PSW1.■ To move the stapling position in the "+" direction, press switch PSW2.■ Pressing the PSW1 and PSW2 at the same time clears the adjustment value.4. After adjusting the stapling position, set all bits of switch SW1 on the FinisherController Board to OFF (this action ensures that the LEDs will remainunaffected and the switch setting will have no further effect).5. Enter the booklet mode of the printer and check whether the stapling position isadjusted properly. If necessary, adjust repeat the above steps to adjust thestapling position again.Adjusting the Stapler PhaseWhen you remove or replace the gears or timing belt at the front of the stapler, thestaple insertion timing of the staple unit may be faulty. Use the following steps toadjust the timing for the Finisher stapler phase.1. Remove the two knobs from the front of the Staple Unit.2. Remove 3 screws and remove the Staple Unit Cover.3. Detach the gear cover from the staple driver.Timing BeltGearGear s7400-202
