Specifications

4–2 Adjustment Procedures
Preparing the Printer for Maintenance
WARNING
Unless otherwise directed, do adjustment procedures with the printer
disconnected from the power source. Failure to remove power could
result in injury to personnel or damage to equipment.
The procedures in this chapter are written assuming the printer has been
prepared for maintenance. To prepare the printer for maintenance, do the
following before performing an adjustment or alignment:
1. Set the printer power switch to O (off).
2. Disconnect the power cord from the ac power source.
3. Unload paper.
4. Read through the entire maintenance procedure before you begin
working on the printer.
5. Gather all necessary tools and parts before you begin working on the
printer.
Adjustments
This chapter contains the adjustment procedures done at the field service
maintenance level.
Paper Scale Adjustment (Figure 4–1 )
1. Connect the power cord to the ac power source.
2. Set the printer power switch to 1 (on).
3. Load paper.
4. Open the printer cover.
5. Verify that the shuttle cover (1) is properly installed (page 5–24).
6. Loosen the three button–head screws (2). (It may be necessary to
remove the shuttle cover to loosen the button–head screws.)
7. Position the scale (3) so that positions 1 and 132 are lined up with the
first and last characters on a 132 character printout.
8. Tighten the button–head screws (2).
9. Close the printer cover.