• If the USB mouse does not work plugging to front, internal or rear USB port(s), replace the system I/O
board. Refer to
“System I/O board replacement (trained technicians only)” on page 268 for more
information.
USB-device (including hypervisor OS installation USB device) does not work
1. Make sure that the operating system supports USB devices.
2. If you are using a USB hub, disconnect the USB device from the hub and connect it directly to the
server.
3. Replace the USB device to check the device is workable.
4. If the methods above do not work, plug the USB device to the front, internal or rear USB port(s).
• If the USB device does not work plugging to front USB ports but works plugging to the internal port,
replace the front IO module. Refer to
Internal Cable Routing Guide for more cable routing
information.
• If the USB device does not work plugging to the internal USB port but works plugging to the rear
ports, replace the USB I/O board. Refer to
“USB I/O board replacement” on page 285 for more
information.
• If the USB device does not work plugging to front, internal or rear USB port(s), replace the system I/O
board. Refer to
“System I/O board replacement (trained technicians only)” on page 268 for more
information.
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ThinkSystem SR630 V4 User Guide
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