HP Z220 SFF Maintenance And Service Manual page 163

Table 4-8 Diagnostic lights and audible codes (continued)
Activity
Red Power LED blinks
eight times, once every
second, followed by a
two-second pause. Eight
beeps.
Red Power LED blinks nine
times, once every second,
followed by a two-second
pause. Nine beeps.
Possible cause
CAUTION:
Invalid ROM based on
bad checksum. the computer is off. To prevent damage, disconnect the computer
power cord before you remove a component.
1.
2.
3.
4.
System powers on but 1.
does not start.
2.
Recommended action
Internal components might be powered even when
Clear CMOS.
NOTE: Refer to the Maintenance and Service Guide for
the computer model for detailed information on clearing
CMOS.
Upgrade the ROM using SoftPaq, either from the hard disk
drive, CD, diskette, or USB removable device (for example,
HP Drive Key). See the ROM Flash section of the
Maintenance and Service Guide at
support/workstation_manuals. SoftPaq is a self-extracting
executable, which contains instructions for its use, that
enables you to upgrade the ROM. To download the Softpaq
executable, visit http://www.hp.com/go/
workstationsupport.
The problem might be on the system board. Contact HP for
assistance.
The problem might be on the system board. Contact HP for
assistance.
The problem might be in the CPU. Contact HP for assistance.
Diagnostic codes and errors
http://www.hp.com/
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