TSC TTP-245C - Page 9

TTP-245C/ TTP-343C/ TTP-244CE
Bar Code Printer Service Manual
7
17
Peel-off sensor connector
JP19
Pin
Description
Voltage
1
2
Reserved
3
Peel sensor emitter
Emitter on : 2.1~2.3V
Emitter off: 2.6~2.8V
4
Peel sensor receiver AD
0~3.3V
5
GND
0V
18
Head open sensor connector
JP16
Pin
Description
Voltage
1
Power
3.3V
2
Head open sensor receiver
0~1.4V: Head close
1.7~3.3V: Head open
3
GND
0V
19
Gap sensor emitter connector
JP29
Pin
Description
Voltage
1
Power
3.3V
2
Gap sensor emitter
Emitter on : 2.1~2.3V
Emitter off: 2.6~2.8V
20
Black mark sensor connector
JP17
Pin
Description
Voltage
1
Not use
2
Power
3.3V
3
Black mark sensor emitter
Emitter on : 2.1~2.3V
Emitter off: 2.6~2.8V
4
Black mark sensor receiver AD
0~3.3V
5
Power
3.3V
21
Gap sensor receiver connector
JP34
Pin
Description
Voltage
1
Power
3.3V
2
Gap sensor receiver AD
0~3.3V
22
Ribbon encoder sensor connector
JP20
23
RFID module connector (Factory option)
JP38