User manual
TREK-775/TREK-776 User Manual iv
Declaration of Conformity
CE
This product has passed the CE test for environmental specifications 
when shielded cables are used for external wiring. We recommend the use 
of shielded cables. This kind of cable is available from Advantech. Please 
contact your local supplier for ordering information.
This product has passed the CE test for environmental specifications. Test 
conditions for passing included the equipment being operated within an 
industrial enclosure. In order to protect the product from being damaged 
by ESD (Electrostatic Discharge) and EMI leakage, we strongly recom-
mend the use of CE-compliant industrial enclosure products.
FCC Class B
Note: This equipment has been tested and found to comply with the limits 
for a Class B digital device, pursuant to part 15 of the FCC Rules. These 
limits are designed to provide reasonable protection against harmful 
interference in a residential installation. This equipment generates, uses 
and can radiate radio frequency energy and, if not installed and used in 
accordance with the instructions, may cause harmful interference to radio 
communications. However, there is no guarantee that interference will 
not occur in a particular installation. If this equipment does cause harmful 
interference to radio or television reception, which can be determined by 
turning the equipment off and on, the user is encouraged to try to correct 
the interference by one or more of the following measures: 
• Reorient or relocate the receiving antenna. 
• Increase the separation between the equipment and receiver. 
• Connect the equipment into an outlet on a circuit different from that to 
which the receiver is connected. 
Consult the dealer or an experienced radio/TV technician for help.
Warning! Any changes or modifications made to the equip-
ment which are not expressly approved by the 
relevant standards authority could void your 
authority to operate the equipment.










