Epson LX-810 User Manual page 173

Interface Boards
Attaching the upper case
1. Fit the hinges of the upper case into the openings in the lower
case; then partially lower the upper case.
CAUTION: Take care not to pinch the FG wire between
the upper and lower cases.
2. Thread the control panel cable through the metal plate as
shown below.
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Using the Printer Options