Sony spp-n1025 - Manual (Page 44)

44 US Caller ID Features
Using the Caller ID list (continued)
To change the number of digits of the phone
number
If the number of digits of the phone number in the Caller ID list is
different from the actual phone number, you need to adjust the
number of digits of the phone number to call back or store into the
Phone Directory.
1
While the phone number from the Caller ID list is displayed,
press (#) repeatedly until the phone number with the
correct number of digits appears on the display.
Each time you press (#), the number of digits changes as
follows.
When you receive the 11 digits phone number
When you receive the 10 digits phone number