E30 Digital Electrocardiograph User’s Manual
1-2
1.4 Main Unit
1.4.1 Top View
Indicating lamp
NO. Name Note
1
AC power
indicating lamp
Green light turns on if with AC power.
2
Battery status
indicating lamp
Orange light turns on if battery is in process of
recharging .The light will be off after recharging
finished.
3
Equipment
operation
indicating lamp
Green light turns on when equipment is running;
Green light twinkling when equipment enters standby
status.
LCD
Function
button area
Recorder
Indicating
lamp
Paper bin
open button
AC power switch
Direction and
confirm button