Setup Guide
Page 49
... - Hard-disk drive read failure - To replace the keyboard, see "Contacting Dell" on the system board might be malfunctioning or there might be a system board failure. CMOS checksum error - CPU fan has failed. Contact Dell (see the Service Manual at support.dell.com/manuals). Your USB device needs more power for it to connect...
... - Hard-disk drive read failure - To replace the keyboard, see "Contacting Dell" on the system board might be malfunctioning or there might be a system board failure. CMOS checksum error - CPU fan has failed. Contact Dell (see the Service Manual at support.dell.com/manuals). Your USB device needs more power for it to connect...