Showing posts with label To enter programming mode. Show all posts
Showing posts with label To enter programming mode. Show all posts

Friday, August 26, 2016

To enter programming mode

To enter programming mode : 1. Go to any working display telephone.In a newly installed system, use extension (port 1). 2. Do not lift the handset. 3. Press  Speaker. 4. # *  # *. 5. Dial the system password +  Hold. Refer to the following table for the default system passwords. To change the passwords,