Waters 600e - Performing 600 Controller Extended Test Routines; Extended Diagnostic Test Summary

96 Error Messages, Diagnostics, and Test Procedures
5.3 Performing 600 Controller Extended Test Routines
This section describes:
• Extended diagnostic test summary
• Performing the Stop Flow test
• Performing the External Inject test
• Performing the External Switch (S1-S4) test
• Performing the Hold Switch test
• Performing the Chart test
• Performing the Sparge Valves test
• Performing the Gradient Proportioning Valve test
5.3.1 Extended Diagnostic Test Summary
When to Run Extended Diagnostic Tests
Perform the extended test routines if you believe you are having a problem with the
Waters 600 controller and want to narrow down the malfunctioning area.
After the automatic self-diagnostic routine finishes (refer to Section 5.2, Running 600
Controller Self-Diagnostic Tests), select the extended test routines by pressing the decimal
(.) key on the keyboard.
The extended test routine tests the following functions:
• Keyboard operation
• Switch outputs
• Chart terminal
• Pump operation
• Eluent valves
• Sparge valves
• Rear panel connections