Panasonic HYBRID IP-PBX KX-TDA50 - Manual (Page 6)

6 Installation Manual
Precaution
WARNING
DO NOT REMOVE
SD MEMORY CARD
WHILE POWER IS
SUPPLIED TO THE
H Y B R I D
. I P - P B X
Doing so may cause the Hybrid IP-PBX
to fail to start when you restart the
system.