4-90 Printer Service Manual
5057-XXX
Upper printer engine card assembly removal
1. Remove the rear cover assembly. See “Rear cover assembly removal” on page 4-5.
2. Remove the right cover assembly. See “Right cover assembly removal” on page 4-4.
3. Remove the top cover assembly. See “Top cover assembly removal” on page 4-4.
4. Remove the RIP card assembly. See “RIP card assembly removal” on page 4-86.
5. Remove the controller box top cover assembly. See “RIP card cooling fan cover assembly removal” on
page 4-82.
6. Remove the switch (main power). See “Switch (main power) removal” on page 4-84.
7. Remove the controller box assembly. See “Controller box assembly removal” on page 4-83.
8. Remove the upper printer engine card bracket assembly. See “Upper printer engine card bracket assembly
removal” on page 4-88.
9. Remove the six screws securing the metal cover (A) to the upper printer engine card assembly (B).
10. Remove the metal cover (A).
11. Remove the five screws securing the upper printer engine card assembly (B) to the bracket (C).
12. Remove the upper printer engine card assembly (B).
13. Remove the NVM board (D) from the upper printer engine card assembly (B).
WARNING
When reinstalling the upper printer engine card assembly, ensure that the NVM board from
the defective upper printer engine card assembly is installed on the replacement upper
printer engine card assembly, or the machine will not function. Go to page 4-91.