Advantech PCA-6143P User Manual page 68

As with any electronic equipment, an adequate maintenance
program will ensure reliable performance.
In general terms, maintenance includes periodic inspection of the
card and peripherals to ensure that they are clean and free from
signs of dirt, dust, wear and stress.
Warning! Always remove power from the complete system
Caution! Never allow moisture or condensation to come in
Inspect all cables and connectors to verify that they are securely
fastened to their connecting components. Worn or stressed cables
or connectors should be replaced.
All peripheral equipment used with the PCA-6143P should be
properly maintained. Malfunctioning equipment should be
immediately replaced to prevent damage to the CPU.
68 PCA-6143P User's Manual
before installing the CPU card. Follow all power-
down procedures outlined in the chassis user's
manual. To avoid injury to personnel, disconnect
the power cord from the power source. Only
qualified, experienced electronics personnel
should access the interior of the chassis.
contact with the PCA-6143P components or
cables and connectors. Damage to sensitive
components may occur.