Bio-Rad ChromLab™ Software - Manual (Page 209)

The Detectors
Instrument Guide | 207
10. Align the thumbscrews of the replacement LED with the holes on the housing
and carefully insert the LED into the casing.
11. Tighten the three thumbscrews to secure the lamp into the casing.
12. Slide the door to the LED casing into place until the latch secures.
13. Reconnect the tubing lines to the top and bottom of the UV cell.
14. Reconnect the tubing lines to the conductivity monitor.
15. Restart the NGC instrument.
Back of LED Board
Front of LED Board