- ACQUITY UPLC Solvent Manager (BSM or QSM) continuous beep on power-up.
- ACQUITY UPLC Binary Solvent Manager (BSM)
- ACQUITY UPLC Quaternary Solvent Manager (QSM)
- Auxillary Nano Solvent Manager
The battery is flat (low current).
FIX or WORKAROUND
Replace the battery on both the Pump A and Pump B CPU PCBs.
- 3vCCU PCB uses coin type "Battery, 3V Lithium" (WAT080443)
- CPU 2000 uses yellow square "Battery, 3V Zeropower, Snaphat"(700001834)