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Waters

The MS embedded computer (EPC) is caught in an endless loop waiting for Waters DHCP server to respond when rebooted - WKB24612

Article number: 24612

SYMPTOMS

  • No communications with mass spectrometer or ACQUITY UPLC system
  • No components of the system show up on the ACQUITY MS Console
  • Swapping network cables does not resolve the issue
  • Lights for each Ethernet port on the back of the sample manager show activity
  • Rearranging the cables in the ports on the network hub does not resolve the issue

ENVIRONMENT

  • Xevo TQ-S
  • ACQUITY UPLC
  • MassLynx 4.1

CAUSE

Corruption in the Waters DHCP Server Configuration

FIX or WORKAROUND

  1. Browse to C:\Program Files(x86)\Waters Instruments.
  2. Open the Waters DHCP Server Configuration.
  3. Remove the IP addresses from the list.
  4. Go to Server > Configuration Wizard.
    • Select Local Area Connection <NEXT>
    • Select Default (192.168.0.1)  <Next>
    • Hit Finish
  5. Reboot the PC.
  6. Restart the ACQUITY UPLC system.
  7. Restart the Xevo TQ-S electronics using the toggle switches on the back.

ADDITIONAL INFORMATION

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