Read Panasonic KX-TG8301CAT / KX-TGA830RUT (serv.man3) Service Manual Supplement online
1.2. ORIGINAL AND NEW PARTS COMPARISON
TG8301CAT/KX-TGA830RUT, Order No.KM40806621CE.
*The following items (1-8) indicate the reason for change. See the “Notes” column for each part in ORIGINAL AND NEW PARTS
1. Improve performance
*1 : When you exchange COB with QFP, you should also exchange R801.
*c: To share the parts with other models.
3. To meet approved specification