TSC TTP-345 Service Manual

17
9
Ribbon encoder sensor connector
JP37
JP37
Pin
Description
Voltage
1
Power
5V
2
Ribbon encoder
sensor receiver
High: 5V (reflecting)
Low: 0V (non-reflecting)
3
GND
0V
4
DC motor
Work: <23V
No work: 23.4V~24V
5
DC motor
23.4V~24V
10
Cutter connector
JP38
11
Peel-off sensor connector
JP19
Pin
Description
Voltage
1
GND
0V
2
Peel sensor receiver
AD
0~3.3V
3
Peel sensor emitter
Emitter on: 1.0~1.2V
Emitter off: 0V
4
Power
5V
5
Reserved
12
Power supply output (24V DC) connector
B3
13
Power switch
SW2
14
Print head connector
JP42
15
Stepping motor connector
JP14
16
Ethernet connector (Factory option)
JP43
17
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
18
RS-232 pin 9 +5V jumper
JP6

TSC TTP-345 Specifications

General

Print Method	Thermal Transfer
Resolution	300 dpi
Max Print Speed	5 ips
Max Print Length	90" (2286 mm)
Memory	8 MB Flash
Interface	USB 2.0, RS-232
Power Supply	External universal switching power supply