Serial Menu
Use the Serial Menu to change printer settings affecting jobs sent to the printer through a serial port (either Standard Serial or Serial Opt <x>).
Note: Values marked with an asterisk (*) are the factory default settings.
Menu Item | Purpose | Values |
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Baud | To specify the rate at which data can | 1200 |
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| be received through the serial port. |
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| 2400 |
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| 4800 |
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| 9600* |
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| 19200 |
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| 38400 |
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| 57600 |
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| 115200 |
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| 138200 |
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| 172800 |
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| 230400 |
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| 345600 |
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Data Bits | To specify the number of data bits that | 7 |
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| are sent in each transmission frame. |
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| 8* |
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Honor DSR | To determine whether the printer uses | Off* | All data received by the serial port is |
| the Data Set Ready (DSR) signal. |
| treated as valid data. |
| DSR is one of the handshaking signals |
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| On | Only data received while the DSR | |
| for most serial interface cables. | ||
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| signal is high is treated as valid. | |
| The serial interface uses DSR to |
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| distinguish data sent by the computer |
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| from data created by electrical noise in |
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| the serial cable. This electrical noise |
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| can cause stray characters to print. |
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| Select On to prevent stray characters |
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| from printing. |
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Job | To temporarily store jobs on the printer | Off* | Does not buffer print jobs to the hard |
Buffering | hard disk before printing. |
| disk. |
| Note: Changing the Job Buffering | On | Buffers print jobs to the hard disk. |
| menu item automatically resets the | ||
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| Auto |
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| printer. | Buffers print jobs only if the printer is | |
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| busy processing data from another |
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| input port. |
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