Vertex Standard VXD-720 Operating Manual page 20

Repair
REPAIRS FOR VERTEX STANDARD PRODUCTS WITH INTRINSICALLY SAFE APPROVAL
ARE THE RESPONSIBILITY OF THE USER.
Repairs to a Vertex Standard FM approved radio product should only be done at a location
that has been FM audited under the FM 3605 repairs and service standard.
Contact Vertex Standard for assistance regarding repairs and service of Vertex Standard
intrinsically safe equipment.
A repair constitutes something done internally to the unit that would bring it back to its original condition.
Items not considered as repairs are those in which an action is performed on a unit which does not require
the outer casing of the unit to be opened in a manner that exposes the internal electrical circuits of the unit.
Do Not Substitute Options or Accessories
The Vertex Standard equipment certified as intrinsically safe by the approving agency, (FM, UL, CSA,
CENELEC) is tested as a complete system which consists of the listed agency A pproved portable, A pproved
battery, and Approved accessories or options, or both. This Approved portable and battery combination
must be strictly observed. There must be no substitution of items, even if the substitute has been previously
Agency (FM, UL, CSA, CENELEC).
product, and the approved batteries that can be used with that system. The manual PN referenced on the
that portable radio unit.
Using a non Vertex Standard intrinsically safe battery and or accessory with the Vertex Standard approved
radio unit will void the intrinsically safe approval of that radio unit.
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