A SERVICE OF

logo

Diagnostics and Troubleshooting - User Interface
Revision 5 HC900 Hybrid Controller Installation and User Guide 129
9/03
Table 27 - Controller Module Diagnostics
OI Screen
Item
OI Screen
Item Value
Number of
LED
Strobes
Possible Cause Control File Action User Action
XIO PORT HWFAIL 6 The power-up test of
the expansion
rack(C50 CPU only)
Ethernet controller
failed.
1. All rack monitor block
XIO PORT DIAG are
set to HWFAIL, and
COMPORT DIAG is set
to FAIL.
2. All rack monitor block
RACK OK pin are
turned off.
3. All modules in the
configuration have their
diagnostic set to
MOD_NOCOMM, their
rack monitor module
fail pin is turned on.,
and the rack monitor
block’s RACK OK pin is
turned off.
4. ASYS block’s HW OK
pin is turned off.
5. The statuses for the
AO, AI, DI, and DO
channels that are
affected are set to
BAD_CHANNEL.
Replace main-CPU
module