
77259L Rev. 4 12/16/03 Z4M/Z6M Maintenance Manual Page 4-51
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3. Loosely reinstall the stepper motor using the pivot screw, locking screw and
adjustment nut.
4. While lifting up on the stepper motor, reinstall the drive belt. Release the stepper
motor to provide tension on the belt.
5. Adjust the position of the stepper motor to achieve the correct belt deflection and
tighten the locking screw to secure the motor. Tighten the pivot screw.
6. Reinstall the electronics cover.
7. Place media and ribbon back into the printer and close the media door.
8. Reconnect power cord and restore power.
9. Turn the printer power On (l) and print a configuration label using the Cancel Key
Self Test.
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1. Turn the printer Off (O) and disconnect the AC power cord.
2. Refer to Figure 4-15. Open the media door and remove all media and ribbon from
the printer. Remove the two screws that secure the electronics cover to the printer.
3. Remove the electronics cover. Close the media door.
4. Place the printer down on the media side cover to expose the electronics side.
5. Refer to Figure 4-42. Locate the flash memory socket on the main PC board (U7)
6. Refer to Figure 4-43. To open the socket slide #1 to right then lift #1 and #2. The
chip is now accessible.
Note • Belt deflection should be no more than ¼ inch (6 mm).
Caution • This installation must be performed by a qualified service technician.
Caution • Observe proper electrostatic safety precautions when handling any
static-sensitive components such as circuit boards and printheads.
Note • Place a soft cloth on your work surface.
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