Contec DAI16-4(USB), User Manual

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1. Introduction
6
DAI16-4(USB)
- Regarding “EMC Instruction Class A Notice”
This product has acquired the above-mentioned standard.
However, a sufficient margin may not be secured for the standard. In this case, use a ferrite core
(SEIWA E04SR301334 or a compatible product) for the USB cable and the power cable of this
product, and use two ferrite cores it for the power cable of AC outlet side.
When attaching the ferrite core, coil it around once near the connector while leaving it open, and
then close it.
Moreover, USB and power connector must be earthed.
- Regarding “FCC PART 15 Class A Notice”
This product has acquired the above-mentioned standard.
However, a sufficient margin may not be secured for the standard. In this case, use a ferrite core
(SEIWA E04SR301334 or a compatible product) for the USB cable and use a ferrite core (SEIWA
E04SR200917 or a compatible product) for the power cable of this product.
When attaching the ferrite core, coil it around once near the connector while leaving it open, and
then close it.
- Regarding “VCCI Class A Notice”
This product has acquired the above-mentioned standard.
However, a sufficient margin may not be secured for the standard. In this case, use a ferrite core
(SEIWA E04SR301334 or a compatible product) for the USB cable.
When attaching the ferrite core, coil it around once near the connector while leaving it open, and
then close it.
- Regarding “CE EMC Directive Notice”
Please connect the Interface Connector with a shielded cable to meet the mentioned standard
above.
The ferrite core must be installed in connecting cable so that this product may suit the above-
mentioned standard. And USB connector must be earthed.
Name Maker Turn Quantity Installation Site
E04SR301334 SEIWA 2 1 on USB cable at product
E04SR200917 SEIWA 3 1 on power cable at product
* Equivalent product can also be used.
Image diagram
Ferrite core
Cable
TURN: 1
TURN: 2
TURN: 3
TURN: 4