Printronix L1024, Maintenance Manual

Page: 267 / 372

12–47 Chapter 12 – Covers, Frame, and Backplane Board
12.9.1 Removal and Disassembly
1. Open the Clamshell, remove the OPC Drum Unit, the Developer Unit, the Waste Toner
Container, and any paper present in the printer.
2. Remove the 4 Screws from the printer Back Panel that secure the Data Controller Board.
Slide the Board out part way, then disconnect the Floppy Disk Drive data and power
connectors from the board. Slide the Data Controller Board out the rest of the way and
remove it from the printer.
3. Place the printer on a phone book or other similar item so that the Bottom Cover edges are
not resting on the item. Press gently to release the 2 Locking Tabs on the right side of the
Bottom Cover, then gently lower this side. Slide the Bottom Cover slightly to the right to
release the locking tabs on the left side, then lower the Bottom Cover away from the printer
and over the phone book.
See Figure 12–26.
4. Remove the printer from the phone book. Remove the Screw from the left side of the Base
Frame that secures the Engine Controller Board.
5. Unplug the Engine Controller Board from the Backplane Board and remove the Engine
Controller Board from the printer through the opening in the rear of the printer.
6. Remove the Floppy Disk Drive (FDD) Guide (Bezel) by pressing on the Locking Tabs, then
rotating it to free the bottom tabs.