6  Installation of Options
104
CL4NX/CL6NX Service Manual
6.2.2
Installation of the Optional Wireless LAN Interface Board
Required tools:
• Phillips screwdriver (JIS #2 or equivalent)
1 Make sure that the printer is in power off 
mode, then disconnect the power cord 
from the AC outlet.
2 On the rear of the printer, remove two 
screws 
. and remove the interface 
cover 
3.
3 Connect and tighten the antenna $ to 
the antenna sub 
/ of the 
WLAN board assembly 
1.
Tilt the antenna $ to upright position.
4 Attach the WLAN board assembly 1 to 
the printer and tighten two screws 
..
Note
Make sure that the WLAN board assembly is aligned 
and inserted into the slot. So as not to scrape the 
board against the top metal catches inflicting damage.
2
1
1
1