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11

TTP-244 Plus Bar Code

Printer Service Manual

3. ELECTRONICS

3.1 Summary of Board Connectors

Main board

Connector

Description

Remark

1

Ribbon sensor connector

JP18

2

Black mark sensor connector

JP46

Pin

Description

Voltage

1

Power

5V

2

Black mark

sensor receiver

No paper or black mark : 3.1~3.2V

Detect paper: 0~0.3V

3

GND

0V

1

2

3

9

6

7

12

8

4

10

13

5

14

11

1 2 ... 9 10 11 12 13 14 15 16 17 18 19 ... 39 40

TTP-244 Plus Bar Code 10
Printer Service Manual 10

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