Identifying Lcd-Indicated Conditions - HP Visualize J2240 Service Handbook

Identifying LCD-Indicated Conditions

This workstation uses an LCD panel to display firmware/OS progress codes. The
codes, referred to as chassis codes, consist of one of the mnemonics (up to 4 charac-
ters) listed below followed by a 4-digit hex number identifying the code module be-
ing executed:
D
FLT – A hardware error has been detected
D
TEST – Hardware being tested
D
INIT – Hardware being initialized
D
SHUT – System being shutdown
D
WARN – A non-optimal operating condition exists
D
RUN – System is running operating system
This workstation also has messages describing forward progress. In addition, failures
(FLT codes) result in a message describing the FRU that was being tested when the
failure occurred.
In general, the LCD has the following format:
Z Z Z Z
W W W W W
Where
ZZZZ represents a 4 character Ostat
YYYY represents a 4 digit hex code
CPUXX represents CPU slots occupied in the system
represents the system heart beat
WWWWWWWWWWWWWWWW represents text relating diagnostic messages
During a normal boot sequence, the following set of "windows" appear.
Window 1
When the system is hard booted, the LCD will be cleared and the following message
will be displayed for approximately 1 second. Then the pdh is verified.
Proceeding To
Turn DC On
4–4 Troubleshooting
Y Y Y Y Y Y Y Y C P U X X
W W W W W W W W W W W
<– line 1
<– line 2
Line 1
Line 2