Controller Board; Removal; Rev.b - Epson EPL-N4000 Service Manual

EPSON EPL-N4000/EPL-N4000+

4.2.70 Controller Board

(See "Controller Assembly" on page -285)

4.2.70.1 Removal

1. Remove Top Cover Assembly. ("Top Cover Assembly" on
page -139)
2. Remove the fourteen screws that secure the ESS Cover to the ESS
Box.
Figure 4-87. Removal of ESS Cover
3. Lift the ESS Cover off of the ESS Box.

Rev.B

Chapter 4
4. Remove harness from the connector parts(CN14,CN19, CN20, and
CN21) on the controller board.
5. Removes twelve screws that secure the controller board. (A wire of
CN14 is secured by one fixing screw of ESS Cover)
6. Remove 2 screws that secure the I/F bail lock parts of the controller
board to the ESS Box, and remove controller board.
Figure 4-88. Removal of Controller Board
Disassembly and Assembly
222