3
Chapter 1 Outer Appearance and Model No
1.1 Outer Appearance
[
CHARGE
]: Battery Charging Indicator
[
ERROR
]: Error
Indicator
[
FEED
]: Feed Button
[
MODE
]: Mode Button
1.2 Model No.
SP-L31/SP-L31BT4/SP-L31BTDM
Support USB and Bluetooth Interface as
default