![](/images/new-backgrounds/1264629/264629115x1.webp)
BIOS Setup Utility |
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FDC Controls |
| Setting | Description |
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Onboard FDC controller |
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| Disabled | Turn off the |
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| floppy controller |
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| Enabled | Use the |
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| floppy controller |
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Onboard Serial Ports
Onboard PORT 1 Onboard PORT 2
UR2 Mode
| Setting | Description | Note |
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| Disabled |
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| 3F8/IRQ4 | Choose serial port 1 & 2' | s |
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| I/O address. | Default |
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| 2F8/IRQ3 | Default |
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| 3E8/IRQ4 | Do not set port 1 & 2 to |
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| the same address except |
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| 2E8/IRQ3 |
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| for Disabled. |
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| Standard | Supports a Standard | Default |
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| serial infrared IrDA. |
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| IrDA 1.0 |
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| ASKIR | Supports a Sharp |
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| serial interface format. |
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| FIR | Fast Infrared Interface |
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If [UR2 Mode] is set to [IrDA 1.0]/[ASKIR]/[FIR]
UR2 Duplex Mode
Half | Choose [Half] or | Default |
Duplex | [Duplex] to set UR2 in |
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| half duplex mode or |
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| full duplex mode |
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| respectively. Refer to |
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| your IR device |
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specifications to select the suitable mode.
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