ACQUITY detector does not communicate with LAC/E32 - WKB4924

SYMPTOMS

• The LAC/E is rebooted but cannot reestablish communication with the ACQUITY PDA
• The PDA cannot be pinged
• All other instruments are communicating properly

ENVIRONMENT

• Empower 3 Enterprise
• ACQUITY UPLC PDA Detector
• 2489 UV/Vis Detector
• Driver Pack 4
• Firmware and ICS version 1.60
• LAC/E containing a bridged network card

CAUSE

The network card of the LAC/E32 is bridged.

FIX or WORKAROUND

1. Go to control panel > network and sharing center > change adapter settings.
2. Find the network card and right-click on it.
3. Click on "remove bridge".

ADDITIONAL INFORMATION

Waters LAC/E32s are sometimes shipped with the network card already bridged.

If using an ACQUITY PDA detector with Driver Pack 4 or older, see KCS Article 1809 (ACQUITY PDA will not reset after LAC/E reboot) for details about defects related to the reboot sequence of the PDA and LAC/E32.