TSC TTP-245C - Printer Component Identification; Front View Components

TTP-245C/ TTP-343C/ TTP-244CE
Bar Code Printer Service Manual
6
7-1
Print head connector (TTP-343C)
JP12_1 & JP12_2
7-2
Print head connector (TTP-245C / 244CE)
JP30_1 & JP30_2
8
Micro processor
U2
9
5V DC connector
JP22
10
Buzzer (Factory option)
B2
11
RTC battery (Factory option)
BT1
12
SD card slot
JP2
13
Motor temp. thermistor connector
JP24
Pin
Description
Voltage
1
Motor temp thermistor AD
1.5~2.8V
2
GND
0V
14
Stepping motor connector
JP14
15
Cutter connector
JP35
Pin
Description
Voltage
1
Cutter power
24V
2
GND
0V
3
Cutter direction
0V: Cutter positive cut
5V: Cutter negative cut
4
Cutter enable
0V: Cutter work
5V: Cutter stop
5
Cutter position sensor switch
0V: Cutter stop
3.3V: Cutter work
6
GND
0V
7
Logic power
5V
8
Reserved
16
Feed key and LED connector
JP28
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
Feed switch
0V: Push key
3.3V: Stand-by
5
GND
0V