Maintenance for 2001N, 2002N, and 1800R Manual

MOD30ML and Modcell Maintenance Manual
DIAGNOSING I/O MODULE PROBLEMS
Table 5 .3. Analog Output Module Extended Error (EXTERR) Codes
Bit/Value
Status Display Message Problem Action
15 Unused ----------------- -----------------
14/1 Read-back is zero 1. Incorrect connection to
module terminals
2. Module Error and Read
back Error
3. Fault in module or
Continuous error or
physical output errors
1. Verify connections
(see IB-23C600)
2. Refer to the technical
note TNML1001-2.
See Appendix.
3. Replace module
14/0 No message Read-back is OK None
13 Unused ----------------- -----------------
12/1 Global error is indicated An error has been detected See error messages (bits
0-6)
12/0 No message No error None
11/1 Read-back is invalid Fault in module Replace module
11/0 No message Read-back is OK None
10/1 Read-back is out of range Fault in module Replace module
10/0 No message Read-back is OK None
9/1 In calibration mode Status report None
9/0 In standard mode Status report None
8 Unused ----------------- -----------------
7/1* Power-up or watchdog
timeout
1. Power-up not
acknowledged
2. Acknowledge does not
clear power-up.
1. Acknowledge power-
up
2. Replace module
6/1* Configuration checksum error Fault in module Replace module
5/1* Host communications invalid
command error
Fault in module Replace module
4/1* EEPROM Calibration data
error
Fault in module Replace module
3/1* EEPROM communications
error
Fault in module Replace module
2/1* Host communications register
range error
Instrument trying to write to
unauthorized register
If error is repeated replace
module
1/1* Host communications
checksum errors
Fault in module Replace module
0/1* Failsafe timeout Fault in module Replace module
*0 = No Error
5 -5