How do I change the OGM on my Telstra 7100a phone?
7100a answer machine gets the day wrong?
write a program that prompts the user to input an integer?
flashing new message light when call has been answered?
what is the meaning of no memory?
How do I connect my own answering machine?
binatone shield 6015 twin phone set?
How can I delete stored messages from Telstra 7100a cordless phone?
Day Display - How do I alter?