
INTRODUCTION
I-E96-213A
6 - 1
SECTION 6 - TROUBLESHOOTING
INTRODUCTION
The Group LEDs (1 through 8) display operating and error
codes. Table
lists these codes and actions the user should
take to correct the error. If a code appears that is not listed,
consult your Bailey Service Engineer.
Be sure to state which
LEDs are illuminated
.
Table 6-1. CPU LED Error Codes
LED (Binary)
8 7 6 5 4 3 2 1
Hex
Meaning
Action
1 1 0 0 0 0 0 0
C0
Primary MFC (normal operation)
None.
0 0 0 0 0 0 0 0
00
Backup MFC configuration is not
initialized.
Check contact 7 (SW4). Should be closed.
0 1 0 0 0 0 0 0
40
Backup configuration is okay,
however dynamic data is not
initialized.
Check contact 7 (SW4).
1 0 0 0 0 0 0 0
80
The backup module has copied the
primary configuration and is ready.
None.
0 0 0 0 0 0 0 1
01
NVM checksum error.
Reset SW4 contact 7 or replace NVM.
0 0 0 0 0 0 1 0
02
Analog input calibration error.
Check IMCIS02 slave switch settings.
Check dipshunt configurations on
NTCS02 T.U. Also, check specifications of
applicable function codes.
0 0 0 0 0 0 1 1
03
Slave status error; wrong type or not
responding.
Check switch settings on slave modules.
Check dipshunt configuration on NIMF01.
Also, check specifications of applicable
function codes.
0 0 0 0 0 1 0 1
05
Configuration error (undefined
block).
Check configuration. Add appropriate
function codes/blocks.
0 0 0 0 0 1 1 0
06
Configuration error (data type error). Check function code specifications in the
configuration. Correct if needed.
0 0 0 0 1 0 1 1
0B
Initialize NVM switch is set.
Reset SW4 contacts 6 and 7. Remove and
re-insert the module.
0 0 0 0 1 1 0 0
0C
Nonvolatile memory write in
progress.
Initialize configuration.