- Constant beep when the instrument is powered-on
- No communication via Ethernet
- No communication via RS-232
- BSM does not show up in the loader
- ACQUITY Classic
- 1515 Isocratic HPLC Pump
- 1525 Binary HPLC Pump
A side pump CPU board (yellow snaphat) battery is damaged.
FIX or WORKAROUND
- Replace the battery.
700001834 - Battery, 3V Zeropower, Snaphat (yellow square)