Panasonic KX-TD1232 Program Manual page 294

General Programming
• To display parts of the number which have scrolled off the display
• For an explanation of jack numbering, see "Rotation of jack number" in Section
1.3 Programming Methods.
• To assign all jacks to one extension group, press the
shows the contents programmed for Jack 01.
Features Guide References
Integrated Services Digital Network (ISDN) — Primary Rate Interface (PRI)
294
or
key in step 3. In this case, the display
Programming Guide
.