4 Replacement Procedures 4.19 QI board / CN board
4.19.2 CN board
Removing the CN board
The following describes the procedure for removing the CN board. (See Figure 4-30.)
1. Remove the following screws securing the CN board.
M2.5x6.0B FLAT BIND screw x2
2. Pull up to remove the CN board from the cover assembly.
M2.5x6.0B FLAT BIND
CN board
Figure 4-30 Removing the CN board
Installing the CN board
The following describes the procedure for installing the CN board. (See Figure 4-30.)
1. Install the CN board to the cover assembly and secure it with the following screws.
M2.5x6.0B FLAT BIND screw x2
4-48 [CONFIDENTIAL] TECRA M4 Maintenance Manual (960-521)