Serial NO.: S00202003-EN
Date of Editing: 2010-01-29
► Required/Applied Condition:
701server/client, 725E/821EFBi or other reader that connect to PC by TCP/IP
► Function: Check device communication status
► Problem Description:
Connect one 725E to PC by TCP/IP, set node ID: 007, IP : 192.168.1.87
Connect one 821EFBi to PC by TCP/IP, set node ID: 005, IP: 192.168.1.86
When downloads user data to controller 005, there will occur “Communication error while download” message, that mean device are off-line now.
► Problem Solving:
Step1. check communication status from 3 different path.
1. Check the Communication status in 701server. Y mean 725E device on line, X mean 821EFi off line.
2. Click Start-►Run, input ”cmd” in run window to ping IP status.
3. Enter web page, input “192.168.1.87”, the online status will occur the following figure that mean online :
Input “192.168.1.86”, the offline status will occur the following figure that mean offline :
Step2. When finally confirm that the device with IP 192.168.1.86 surely is off-line , pls check your network cable & HUB or ask a help from your network administrator .