Upper Case Removal - Epson LQ 1050 - B/W Dot-matrix Printer Technical Manual

4.2.1 Upper Case Removal

To check the interior of this printer, first remove the upper case using the steps listed in the paragraphs
below.
Prior to beginning the following procedures, be sure to disconnect the power cord and interface
cable, and remove the paper installed in the printer.
Step 1: Remove the platen knob.
Step 2: Remove CBB (4 X 12) screw securing the upper and lower cases.
Step 3: Detach the upper case by pressing in on the two retaining clips. These clips are located on
both side of the printer case.
Step 4: Disconnect connector CN 11 which connects the PEGX board.
Step 5: Remove the upper case.
Before setting the upper case back onto the lower case, adjust the paper release lever toward the
back.
DANGER
Figure 4-7. Upper Case Removal
ASSEMBLY POINT
4-7
REV.-A