SRP-350/352plusIIA&C
1-2 Connecting the Cables
You can connect up the three cables to the printer. They all connect to the connector panel on the back of the printer, which is shown below:
※NOTE
Before connecting any of the cables, make sure that both the printer and the host are turned off.
Interface connector | Drawer | Power |
| supply | |
| connector | connector |
※When the Dip Switch is “ON” on the Serial Interface Board, DTR and RTS are connected each other.
PRINTER | HOST | PRINTER | HOST | PRINTER | HOST |
SIDE (25P) | SIDE (25P) | SIDE (25P) | SIDE (9P) | SIDE (9P) | SIDE (9P) |
Pin No. | Signal Name | Signal Direction |
| Function | |
BODY | Frame GND | - | Frame Ground | ||
2 | TXD | Output | Transmit Data | ||
3 | RXD | Input | Receive Data | ||
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| This signal indicates whether the host computer can receive | ||
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| data. (H/W flow control) | ||
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| 1) | MARK(Logic1) : The host can receive a data. | |
6 | DSR | Input | 2) | SPACE(Logic0) : The host can not receive a data. | |
3) | The printer transmits a data to the host, after confirming | ||||
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| this signal. | |
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| 4) | When XON/XOFF flow control is selected, the printer | |
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| does not check this signal. | |
7 | Signal GND | - | Signal Ground | ||
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| This signal indicates whether the printer is busy. (H/W flow | ||
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| control) | ||
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| 1) | MARK(Logic1) : The printer is busy. | |
20 | DTR | Output | 2) | SPACE(Logic0) : The printer is not busy. | |
3) | The host transmits a data to the printer, after confirming | ||||
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| this signal. | |
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| 4) | When XON/XOFF flow control is selected, the host does | |
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| not check this signal. | |
Shield | Frame GND | - | Frame Ground | ||
Rev. 1.00 | - 8 - |
