Panasonic KX-T336 System Reference Manual page 607

5.00 Call Waiting
Description
Call waiting tone to a busy extension indicates
that another call (extension or outside) is waiting.
To set or cancel Call Waiting feature, dial the
feature number for "Call Waiting Set" or "Call
Waiting Cancel."
Programming
System Programming
"System-Numbering Plan
(05/11)",
Call Waiting Set
Call Waiting Cancel
Conditions
Call waiting tone is sent in the following mode:
15 secs
Reference
VT Dumb
9-D-6.05 10-C-10.00
5-B-8
(70695)
Operation
Setting Call Waiting
1. Lift the handset.
2. Dial the feature number for Call
Waiting Set "62
• You hear confirmation tone 1 or
2, and then dial tone 1 or 3 or 4.
3. Replace the handset.
Canceling Call Waiting
1. Lift the handset.
2. Dial the feature number for Call
Waiting Cancel "62#" (default).
• You hear confirmation tone 1 or
2, and then dial tone 1 or 3 or 4.
3. Replace the handset.
" (default).