IEI Integration AFL-xxA-N270-Series v2.11 - Manual (Page 73)

AFL-xxA-N270 Series Panel PC
Page 59
Only handle the edges of the PCB: - When handling the PCB, hold the PCB
by the edges.
5.3 Turn off the Power
WARNING:
Failing to turn off the system before opening it can cause permanent
damage to the system and serious or fatal injury to the user.
Before any maintenance procedures are carried out on the system, make sure the system
is turned off.
5.4 Opening the System
5.4.1 Removing the Back Cover
WARNING:
Over-tightening back cover screws will crack the plastic frame.
Maximum torque for cover screws is 5 kg-cm (0.36 lb-ft/0.49 Nm).
To access the AFL-xxA-N270 internally the back cover must be removed. To remove the
back cover, please follow the steps below.
Step 1: Follow all anti-static procedures . See Section 5.2.
Step 2: Turn off the power . See Section 5.3.
Step 3: Remove the retention screws on the back . Remove the retention screws
(Figure 5-1) from the back cover.