Manual of VDSL2 Solution
http://www.black-box.eu
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Troubleshooting
Symptom
: Power indicator does not light up (green) after being powered on.
Cause
: Defective External power supply
Solution
: Check the power plug by plugging in another suitable power supply.
Check the power cord with another device. If this fails to resolve the problem,
have the power supply replaced.(KVT127E-PS)
Symptom
: Link indicator E1,E2,E3 or E4 does not light up (green) after making a connection.
Cause
: Network interface, network cable, or switch port is defective.
Solution
: Power off and re-power the VDSL Modem.
Verify that the switch and attached devices are powered on.
Be sure the cable is plugged into both the switch and corresponding
device. Check LED activity on your switch or corresponding Ethernet
Device. Verify that the proper cable type is used and its length does
not exceed specified limits (100 Meter). Check the Modem on the
attached device and cable connections for possible defects.
Replace the defective Modem or cable if necessary.
Symptom
: VDSL Link cannot be established
Cause
: cable length is over specification or no connection
Solution
: Please make sure phone wire must be connected between
Transmitter and Reciver when both are power on. Use middle Pins of
the RJ11 line port. Avoid using RJ11 telephony ribbon cables.
Try to setup Bandprofile 8a and check that Filter and Tone Mode are
Setup identically.
What does not or may not work with MEG201 series products?
Jumbo Frames, max. Frame Size is 1536 bytes
Transmission of non-standard protocols
Routing just by using the VDSL Extender Set
PoE to provide power or to get power from modems
(If you require this, call Black Box for information on MPG101AE-R2)
Using with Black Box DTX5000 System
ISDN BRI/PRI/S0 or E1/G703 transmission by POTS port
Digital 2 wire phone connections like Up0E