Dell OptiPlex 7070 Micro Service Manual page 55

Table 7. System error messages (continued)
System message
No timer tick interrupt
NOTICE - Hard Drive SELF MONITORING SYSTEM
has reported that a parameter has exceeded
its normal operating range. Dell recommends
that you back up your data regularly. A
parameter out of range may or may not
indicate a potential hard drive problem
Description
● If the hard drive is your boot device, ensure that the
cables are connected and that the drive is installed
properly and partitioned as a boot device.
● Enter system setup and ensure that the boot sequence
information is correct.
A chip on the system board might be malfunctioning or
motherboard failure.
S.M.A.R.T error, possible hard disk drive failure.
Troubleshooting 55