Panasonic KX-TD816 Programming Manual page 266

2.8 Resource Programming
Conditions
• It is necessary to connect a printer to the Serial Interface (RS-232C) port provided on the
system.
• You may stop printing by pressing the END button while records are being printed out.
• You cannot restart the printout while records are being output.
Features Guide References
Station Message Detail Recording (SMDR)
266 General Programming