User Manual
MHX-920 Operating Manual: Contents iii
MHX920 Regulatory Requirements
WARNING:
To satisfy FCC RF exposure requirements for mobile transmitting devices, a separation distance of 23 cm or
more should be maintained between the antenna of this device and persons during device operation. To
ensure compliance, operations at closer than this distance is not recommended. The antenna used for this
transmitter must not be co-located in conjunction with any other antenna or transmitter.
WARNING:
Changes or modifications not expressly approved by Microhard Systems Inc. could void the user’s authority
to operate the equipment. This device has been tested with MCX and Reverse Polarity SMA connectors with
the antennas listed in Appendix A When integrated in OEM products, fixed antennas require installation
preventing end-users from replacing them with non-approved antennas. Antennas not listed in the tables
must be tested to comply with FCC Section 15.203 (unique antenna connectors) and Section 15.247
(emissions).
WARNING:
MAXIMUM ERP
FCC Regulations allow up to 36 dBm effective radiated power (ERP). Therefore, the sum of the
transmitted power (in dBm), the cabling loss and the antenna gain cannot exceed 36 dBm.
WARNING:
EQUIPMENT LABELING
This device has been modularly approved. The manufacturer, product name, and FCC and Industry
Canada identifiers of this product must appear on the outside label of the end-user equipment.
SAMPLE LABEL REQUIREMENT:
Contains:
FCCID: NS904P10 IC : 3143A-04P10
This device complies with Part 15 of the FCC Rules.
Operation is subject to the following two conditions:
(1) this device may not cause harmful interference,
and (2) this device must accept any interference
received including interference that may cause
undesired operation.










