No Signal is common when your TV is on the incorrect input.
Also, check the connection between the U-verse receiver as well as the TV. If a
cable was accidentally pulled, it'll lead to No signal. If you're using a Coax
cable between your TV and the U-verse receiver, you may simply require changing
the channel up or down to restore your picture.
If your TV is displaying simply "No Signal", that
means the TV is not seeing a signal on the selected input. It could be that somebody has changed the
selected input on your TV to an input where nothing is attached. You should check that first: grab your TV's
remote control and cycle through the inputs to see if you see the AT&T's
screen on one of them. How to contact att live chat & at&t bill pay phone number.
If not, then quickly check the AT&T box to be sure it
has a green sync light. Then press the "Power" button and see if it
lights up. Check the cable between it
and also the TV and be sure that's still there.
1.
The STB doesn't detect a signal. It does
generally come back in a while, so that should be the first suggestion - wait.
2.
If the broadband light on the RG turns red it's
the RG or upstream. Call for the remote tests to see if it can be repaired or
you need a new RG.
3.
If you have COAX to feed the TV, it could be
anywhere in the COAX system. Make sure you have compression fittings & the
connections are tight. And, no barrel connectors After that you'd have to
disconnect legs to see if you can discover one faulty one
If you try DVR directly connected to a working RG and it
doesn't work. It'd be the DVR. You can try a destructive reboot to see if you
can revive it.
Do these steps on the front panel of the DVR itself, not
on the remote:
1. First of all, Press and hold down the power button.
2. Next, within 1 second also press and hold down the OK and
down arrow buttons.
3. All three front panel lights (red, green, blue will come
on). At now, release the power button, however, continue holding down OK and
down arrow.
4. Once you see a gear appears on the screen, release the OK
and down arrow.
The system can reload the factory software from the network.
This can take 20-30 minutes, so the system will reboot.
I hope this helps if it doesn't work to visit att email login &
at&t outage map for more help.
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