Instruction manual

5–10
Replacement Procedures and
Illustrated Parts List
Circuit Board: CMX Controller
CAUTION
To prevent electrostatic damage to electronic components, always wear a
properly grounded static wrist strap when you handle circuit boards.
Removal
1. Make a configuration printout of all configurations. (Refer to the
Operator’s Guide.)
2. Prepare the printer for maintenance (page 4–2).
3. Remove the paper path (page 5–29).
4. Disconnect all cable connectors from the controller board. (See page
5–61, Figure 5–11.)
5. From the rear of the printer, loosen but do not remove the screws
securing the controller shield near serial cable connector J201.
6. Loosen but do not remove the screw securing the controller shield to the
bottom of the card cage, on the left side near the card cage fan.
7. Slide the controller board to left until the keyway clears the screw
securing the controller board to the bottom of the card cage.