Cohda Wireless MK6 OBU Road Side Unit User Guide
- September 6, 2024
- Cohda Wireless
Table of Contents
Cohda Wireless MK6 OBU Road Side Unit
FCC STATEMENT
CE
The MK6 OBU complies with Radio Equipment Directive 2014/53/EU. A copy of the
Declaration of Conformity is available on request.
FCC Compliance Statement
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.
FCC Interference Statement
This equipment has been tested and found to comply with the limits for a
Class B digital device, under 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 withthe
instructions, may cause harmful interference to radio communications. However,
there isno guarantee that interference will not occur in a particular
installation. Suppose this equipment does cause harmful interference to radio
or television reception, which can be determined by turning the equipment off
and on. In that case, the user is encouraged to try to correct the
interference by one of the following measures:
- Reorient or relocate the receiving antenna.
- Increase the separation between the equipment and the receiver.
- Connect the equipment to 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.
FCC Caution
- Any changes or modifications not expressly approved by the party responsible for compliance could void the user’s authority to operate this equipment.
- This transmitter must not be co-located or operating in conjunction with any other antenna or transmitter.
RF Radiation Exposure Statement Caution:
This equipment complies with FCC radiation exposure limits set forth for an
uncontrolled environment. This equipment should be installed and operated with
a minimum distance of 20cm between the radiator & your body.
RF Radiation Exposure Statement Caution :
To maintain compliance with the FCC’s RF exposure guidelines, place the
product at least 20cm away from nearby persons.
WARNING: Modifications not approved by the manufacturer could void compliance.
Others
The MK6 OBU is RoHS and Lead-Free compliant. It complies with the “Directive
2011/65/EU of the European Parliament and the Council on the Restriction of
Use of certain Hazardous Substances in Electrical and Electronic Equipment”
(RoHS).
Kit Contents
Unpack the MK6 OBU Kit
The following items are included in the MK6 OBU Kit shipment.
Warnings, Symbols, and Marking
Warning
- Improper handling may lead to serious injury or even death.
Caution
- Be sure to follow the instructions.
Attention
- Improper handling may lead to injury or property damage.
Product Disposal
Products that are marked with the above symbol may not be disposed of as
unsorted municipal waste (domestic waste). They should be disposed of through
a separate collection of electric and electronic devices. This product and its
packaging are manufactured from materials that can be recycled by specialist
recycling companies. The product must be supplied to a specialist recycling
company. Do not use municipal waste collection points. These may be used for
privately used products only by WEEE Directive 2012/19/EU.
Product Identification
- Product Model No.
- Product Sr. No. Bar code information
- Power supply Rating
- Product Ordering Code QR Code info
- The product is manufactured using Lead-Free Materials
- Product Disposal Symbol
- The product is an ROHS complaint
- CE Mark Symbol
- UKCA Mark Symbol
- FCC ID
Micro SIM Card installation
- Verify that MK6 OBU is not connected to the cable harness, USB cable, Ethernet cable, and antennas.
- Remove six screws from the front panel and six screws from the rear panel. Remove the front and rear panels with a Pa Hilips size 1 screwdriver.
- Remove two screws from the side of the enclosure with a Philips size 1 screwdriver.
- Lift one side of the top enclosure then remove the entire top enclosure. Do not slide the top enclosure horizontally. Doing so can damage internal thermal gap pads.
- Slide the SIM socket cover toward the right and slip it up.
- Insert a micro SIM card into the socket. Slip the socket cover down and slide it toward the left.
- Close the top enclosure. Reverse steps 2.4. Install and fasten front and rear panel screws. Lastly, fasten two screws at the side panel of the enclosure. Please use 5kgf.cm +/- 10% torque for all screws.
Connecting MK6 OBU
-
Connecting DSRC / C-V2X application antenna connectionConnect Antenna to MK6 Unit as shown. DO NOT connect two underwater without 50dB attenuation in between.DSRC application antenna connection. Do connect the 50-ohm terminator at unused C-V2XCRF ports.
C-V2X application antenna connection. Do connect 50 ohm terminator at unused DSRC RF ports. -
Connect 12VDC (nominal voltage) to MK6.
-
The SYS (SYSTEM) LED will be illuminated Green immediately after the voltage is applied this indicates MK6 is ready to be used.
RF bands
- Cellular bands
- 5G NR FDD bands – n2, n5, n25, n66, n71
- 5G NR TDD bands – n78，n77
- LTE-FDD bands – B2, B4, B5, B7, B12, B17, B25, B66, B71 , B29 1, B30 1
- LTE-TDD bands – B41
- WCDMA band – B2,B4, B5
- GSM 1900
- DSRC and C-V2X bands
- C-V2X (LTE TDD – B47) – 5.9Ghz
- DSRC – 5.9Ghz 2*
- BT bands
- BT5.1 2.412 – 2.480 Ghz
- Wi-Fi bands
- Wi-Fi 2.4GHz
- Wi-Fi 5GHz 5.15 – 5.925 Ghz
- GPS Band 1*
- GPS – L1C/A
- GLONASS – L1OF
- Galileo – E1-B/C
- BeiDou – B1
Note :
- Rx only.
- The C-V2X technology has applied for the waiver process (waiver document number： DA-23-343， DA-23-586) and strictly follows the below conditions.
| Operating Frequency range | Channel Bandwidth | OBU RF O/P Power |
|---|---|---|
| 5905 – 5925 Mhz | 20Mhz | 33dBm EIRP Or |
27dBm EIRP (Within +/-5 Degrees in elevation of
Horizontal plane)
Link to Documentation and Software Support
Please register at the Cohda Wireless Support Website
It can be accessed in two ways:
- Directly via https://support.cohdawireless.com
- Through the “Customer Support” on the Cohda Wireless website www.cohdawireless.com
On the signup page that opens, enter your name and email address to register for Support and access technical documentation. Your email address has to be the Company email address and not your email address. Please submit a support request by clicking on the button “Submit a request” to ensure your account is validated. Once your account has been validated and you have logged into the Customer Support website, you will have access to the information on all Cohda products, how to develop applications, and FAQs.
If you have purchased the SDK license, this will be made available to you via the Cohda Wireless Support website upon account validation.