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Service Guide OL830
Chapter 3 Maintenance & Disassembly
3.2.01 Upper Cover
1. Power OFF the printer and unplug the AC power cord from the outlet.
2. Remove the paper cassette (1), interface cable (2), and font card (option) (3).
3. Lift the operator panel assembly (4) at its bottom and remove it.
4. Remove connecting cable (5) from the connector J1 (6) of the LLJA Board (7).
5. Press the
"OPEN"
button (8) and open the stacker cover (9).
6. Remove the two screws (10).
7. Lift the front side of the upper cover, and disconnect its engagement with the two tabs
on
the rear of the lower unit (11), by pivoting the upper cover upward and back.
P/N 53338201 OL830 Upper Cover
NOTES:
When installing the upper cover, first set the square holes on the back of the upper cover
over the two tabs on the rear of the lower unit , then lower the cover.
Option Cover
The Emulation Board (APSH) which adds Hewlett-Packard Laser Jet II ,and Diablo emulation, is a
standard feature and is present in the printer when shipped. The optional RAM (REXM) and
Interface (APSR) Boards, are operator installable by removing the Option Cover (A). To remove
the Option Cover, first make sure the printer is turned off and unplugged, then press the release
button (B) and open the top cover (C). Remove the Option Cover by pulling up gently on its inside
edge. Close the top cover, then install the boards. Remember, the components on the boards are
sensitive to static electricity--handle them carefully.
