
77259L Rev. 4 12/16/03 Z4M/Z6M Maintenance Manual Page 4-31
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7. Refer to Figure 4-25. Remove and retain the two screws that secure the main logic
board to the printer. Remove the main logic board.
Figure 4-25. Removal and Replacement of the Main Logic Board
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1. If PCMCIA option is installed, refer to “Installing the Memory Card (PCMCIA)
Interface Option Kit” on page 4-53 and remove the PCMCIA card, the elastomic
connector and the stud plate.
2. Install the two screws and washers that secure the parallel port connector to the rear
of the printer.
3. Install the two screws and washers that secure the serial port connector to the rear of
the printer.
4. Refer to Figure 4-26. Properly install all the connectors previously removed from
the main logic board. Ensure the connectors are in their proper location.
5. Reinstall PCMCIA card if removed. See “Installing the Memory Card (PCMCIA)
Interface Option Kit” on page 4-53.
6. Reinstall the electronics side cover to the printer and the two screws that secure it.
7. Reinstall the AC power cord.
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Note • Refer to Figure 4-26. If you are replacing the main logic board with a
new one, remove flash memory from the old board and install it on the new
board.
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