HP LaserJet Pro 400 MFP M425 - No dial tone.

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No dial tone.

Make sure that the telephone cord is plugged into the correct port on the product.

Make sure that the telephone cord from the product is plugged directly into the wall telephone jack.

Check for a dial tone on the phone line by using the

Start Fax

button.

Unplug the product telephone cord from the wall, plug in a telephone, and try making a voice call.

Unplug the telephone cord from both the product and the wall and replug the cord.

Make sure that you are using the telephone cord that came with the product.

Plug the product phone cord into a jack for another phone line.

Check the phone line by using the

Run Fax Test

option from the

Service

menu on the control panel.

ENWW

Solve fax problems 109

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a.

From the Home screen on the product control panel, touch the Setup button.

b.

Open the

Service

menu.

c.

Open the

Fax Service

menu.

d.

Select the

Run Fax Test

item.