Operation Guide

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The information and specifications included are subject to change without notice.
2-2. Telecommunication Installation
When using telephone equipment, basic safety precautions should always be followed to reduce the
risk of fire, electric shock, and injury, including the following:
 This device is intended for indoor use only.
 Warning: Do not install this gateway outdoors.
 Do not use this product near water, for example, near a bathtub, washbowl, and kitchen sink or
laundry tub, in a wet basement or near a swimming pool.
 Avoid using a telephone (other than a cordless type) during an electrical storm. There may be a
remote risk of electrical shock from lightning.
 Do not use the telephone to report a gas leak in the vicinity of the leak.
 Caution: The external phone should be UL listed, and the connections should be made in
accordance with Article 800 of the National Electric Code (NEC).
 Caution: To reduce the risk of fire, use only No. 26 AWG or larger telecommunication line cord.
2-3. Optic Module Installation
When using SFP/SFP+ optic module, basic safety precautions should always be followed to reduce the
risk of fire, electric shock, and injury, including the following:
 It is strongly recommended that you do not install or remove the SFP module with fiber-optic cables
attached to it because of the potential of damaging the cable, the cable connector, or the optical
interfaces in the SFP/SFP+ optic module. Disconnect all cables before removing or installing an
SFP/SFP+ optic module.
 Warning: Removing and inserting an SFP module can shorten its useful life, so you should not
remove and insert SFP modules any more often than is absolutely necessary.
 Caution: To reduce the risk of fire, use only provided SFP/SFP+ optic module.
BGW320-500 XGS-PON Broadband Gateway Release 1.0
Install and Operation Guide