The PMT voltage of a Xevo TQD reads -142 after a power outage that resulted in no signal - WKB16356
Article number: 16356
SYMPTOMS
- No signal
- PMT voltage readback is -142
ENVIRONMENT
- Xevo TQD
- ACQUITY SQD system
- SQ Detector
- ACQUITY TQD system
- TQ Detector
CAUSE
Power outage
FIX or WORKAROUND
Reboot the electronics.
ADDITIONAL INFORMATION
The MS may need to be vented, powered-off, and unplugged for 2-5 minutes before powering back on and pumping down.
id16356, photomultplier tube, XEVOTQD, XEVOTQDIVD