Printronix L1024, Maintenance Manual

Page: 249 / 372

12–29 Chapter 12 – Covers, Frame, and Backplane Board
6. 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 12–11.
Bottom
Cover
Locking
Tabs
Figure 12–11. Bottom Cover Removal
7. Remove the printer from the phone book. Remove the Screw from the left side of the Base
Frame that secures the Engine Controller Board.
8. 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.
9. Disconnect 10 Cables from the front of the Backplane Board and 2 Cables from the front of
the LVPS.
See Figure 12–12.
NOTE: When reinstalling the Base Frame, refer to Table 12–1 on page 12–51 and
Figure 12–29 on page 12–52 for the proper cable connections to the
Backplane Board.