Pro'sKit MT-1220 - Page 5

2. General Description
2.1 Schematic Diagram
LED light
Non-contact voltage indicator
LCD screen
Buzzer
Backlight & LED key
Rotary switch
Input socket
Data hold key
hFE socket
2.2 Symbols Description
Symbol
Description
Low battery
To avoid electric shock or personal injury as a
result of incorrect reading, promptly replace the
battery when the low battery symbol appears.
Auto power off
Negative input polarity
Input voltage AC
Input voltage DC
Diode test or Continuity test
Data hold
NCV
Non-contact AC voltage detection
hFE
hFE test
V, mV
Voltage unit