Restart the Telephone

Use the following procedure to restart the telephone.

1. While the telephone is on-hook and idle, press the following sequence of keys on the faceplate of the telephone:

Mute 7 3 7 3 8 # (Mute R E S E T #)

NOTE: Press the Mute button momentarily. Do not press this key while pressing other keys. The 4630/4630SW IP Telephones and the 4690 IP Conference Telephone do not have a dedicated Hold button. For all other 4600 Series IP Telephones, pressing the Hold button instead of the Mute button also works.

The following text displays left-justified at the top of the display:

2. Press the # button to continue the procedure.

The following text displays left-justified at the top of the display while the system values are reset to defaults:

Once the system values are reset, the following prompt displays:

3. Press the * key to terminate the procedure without restarting the telephone.

Press the # key to restart the telephone.

The remainder of the procedure depends on the status of the boot and application files: