Panasonic KXTG4321 - Manual (Page 24)

Programming
24 For assistance, please visit http://www.panasonic.com/help
*7 Generally, the line mode setting should not be adjusted. If “Line in use” is not
displayed when another phone connected to the same line is in use, you need to
change the line mode to “A”.
*8 This feature allows the unit to automatically adjust the date and time setting when
caller information is received. To use this feature, set the date and time first.
TG43xx_OI.book Page 24 Tuesday, December 11, 2007 2:04 PM