CN2: RS-232C connects to PC/Host
CN3: Connect to display panel
CN6: Power supply connector
CN1,CN4, CN5: No used Power Supply Connectors
CN6 / Connector type: DC jack (5.5/2.1)
Pin assignment
No | Signal |
+Vin
-GND
RS232C link to PC/HOST connector CN2 / Connector type:
Pin assignment
5 1
6
9 6
No | Signal | Direction | Function description |
2 | RXD | From PC/Host to display | Receive data |
3 | TXD | From printer to PC/Host | Printer status data |
4 | DSR | From PC/Host to printer | PC/Host ready signal |
5 | GND | - | Signal ground |
6 | DSR | From display to PC/Host | Display/printer ready signal |
8 | DSR | From display to PC/Host | Display/printer ready signal |
RS232C link to printer connector
CN1 / Connector type: Phone-jack 10P/8C
Pin assignment
|
|
| 10 | 1 |
|
|
|
|
|
No | Signal | Direction | Function description |
|
4,5 | GND | - | Signal ground |
|
6 | DTR | From PC/Host to printer | PC/Host ready signal |
|
7 | DSR | From printer to display | Printer ready signal |
|
8 | TXD | From display to printer | Printing data |
|
9 | RXD | From printer to PC/Host | Printer status data |
|
Display penal connector
CN3 / Connector type: Phone-jack 10P/8C
Pin assignment |
| 10 | 1 | ||
|
|
|
|
|
|
| No | Signal | Direction | Function description |
|
| 2,3 | Vin | - | Power 9 – 33 Vdc |
|
| 4,5 | GND | - | Signal ground |
|
| 6 | DSR | From Printer to Display | Printer ready signal |
|
| 7 | DTR | From Display to PC/Host | Display ready signal |
|
| 8 | RXD | From PC/Host to Display | Display/Printing data signal |
|
| 9 | TXD | From Display to Printer | Printer status data signal |
|
6
