DA210/ DA310/ DA220/ DA320
Bar Code Printer Service Manual
8
8
LED & KEY connector
CON19
Pin
Description
Voltage
1
POWER
3.3V
2
LED Green
LED light on:1.1~1.4V
LED light off:1.6~1.9V
3
LED Red
LED light on:1.4~1.7V
LED light off:1.8~2.1V
4
KEY
0V: Push key
3.3V: Stand-by
5
GND
0V
9
Head open sensor connector
CON1
Pin
Description
Voltage
1
Head open switch
0V : Head close
3.3V : Head open
2
GND
0V
10
GAP sensor connector (for Transmit signals)
CON20
Pin
Description
Voltage
1
Power
3.3V
2
Gap sensor emitter
Emitter on : 2.1~2.3V
Emitter off: 2.6~2.8V
11
Wi-Fi / Bluetooth connector
CON13
12
ESD_GND_PIN
JP1
Pin
Description
Voltage
1
GND
0V
2
GND
0V
13
BM sensor connector
CON21
Pin
Description
Voltage
1
Power
3.3V
2
BM sensor emitter
2.1~2.2V: Emitter on
2.6~2.7V: Emitter off
3
BM sensor receiver
A/D : 0~3.3V