AH5 00 Mod ule Manua l9 - 3 29.4.9 Intelligent Module Configuration─SNMPSNMP is used in a network environment to read and control CPU parameters. SNMP Community stringThe communities which can be connected to AH10/15EN-5A Access typeUsers can select GET (reading), or GET/SET (reading/writing).9.5 Error Codes and TroubleshootingError code Description Resolution80 The communication with anAH500 series CPU module fails.1. Check whether the module is connected tothe backplane properly.2. Power the CPU module and the moduleagain. If the error still occurs, pleasecontact the factory.E21. The subnet mask set is illegal.2. Two IP addresses areassigned. The IP address ofhost 1 conflicts with the IPaddress of host 2.Check whether the network parameters inHWCONFIG are set correctly.F1 An error occurs in an internalcomponent.1. Power the module again.2. If the error still occurs, please contact thefactory.F2 An error occurs in an internalcomponent.1. Power the module again.2. If the error still occurs, please contact thefactory.F3 MAC error1. Power the module again.2. If the error still occurs, please contact thefactory.