Panasonic KX-TG8421EB

46
KX-TG8421E/KX-TG8422E/KX-TG8423E/KX-TG8424E/KX-TGA840E
9.1.5. Check Handset Transmission
Cross Reference:
Signal Route (P.14)
9.1.6. Check Handset Reception
Cross Reference:
How to Check the Handset Speaker or Receiver (P.71).
Signal Route (P.14)
9.1.7. Check Caller ID
Cross Reference:
Signal Route (P.14)