8-34 Chapter 8, Jumper Settings and Switch Settings
Table
Switch | Function | Setting |
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| |
1 | Reserved | Always OFF |
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2 | Reserved | Always OFF |
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| |
3, 4 | Parallel Port Select/Disable |
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| LPT1 SELECTED | 3 | = ON | 4 | = ON |
| LPT2 SELECTED | 3 | = OFF | 4 | = ON |
| LPT3 SELECTED | 3 | = ON | 4 | = OFF |
| LPT DISABLED | 3 | = OFF | 4 | = OFF |
5, 6 | Asynchronous interface |
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| COM1 SELECTED | 5 | = ON | 6 | = ON |
| COM2 SELECTED | 5 | = OFF | 6 | = ON |
| DISABLE | 5 | = OFF | 6 | = OFF |
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