Troubleshooting
Symptom | Possible Cause |
| Action | |
Erratic | Unit not receiving | Use a DC 5V power adapter if you are not | ||
behavior. | enough power. | already using one. If you are already using a | ||
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| power adapter, check that it matches the | ||
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| system specifications (DC 5V), and that it is | ||
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| plugged in and functioning properly. | ||
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Keyboard | Keyboard and/or | Press and hold port selection switches 1 and 2 | ||
and/or Mouse | mouse need to be | for two seconds. | ||
not responding. | reset. |
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| |
Unplug the cable(s) from the console port(s), | ||||
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| |||
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| then plug it/them back in. | ||
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| No connection to the | Check the cable from the switch to the computer | ||
| computer. | to make sure it is properly connected. | ||
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| KVM switch needs | Power off all devices on the installation (see the | ||
| to be reset. | note at the top of p. 9); power off the KVM | ||
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| switch; wait five seconds; then power up. | ||
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| ||
USB devices | USB ports need to | Unplug the device’s USB cable from the USB port | ||
not | be reset. | on the switch’s rear panel, then plug it back in. | ||
responding. |
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| Use the USB Reset hotkey combination (see p. | |||
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| |||
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| 18), to reset the USB ports. | ||
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Device not | Windows timing | 1. | Unplug the KVM cable from the computer’s | |
recognized | problem. |
| USB port. | |
message |
| 2. | Go into Windows’ System Settings and | |
(Windows) |
| remove the Unknown Device entry. | ||
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| 3. Plug the KVM cable back in. Windows will | ||
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| now recognize the device. | |
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| ||
Sun system | CPU port not | The first time that a Sun system runs from a | ||
does not start. | configured correctly. | port, you must configure its port for the Sun | ||
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| keyboard operating platform before you turn the | ||
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| system on, or else the Sun system will not start. | ||
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| See p. 17 for details. | ||
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