Check batt condition, connection, and voltage...otherwise pc board work to repair. $200 to look plus repair price, and/or freight charges = within $50 for new one, updated w/warranty -- JMHO
Also check out Lacuna -- $50-100 cheaper for same work.
L-8-R-B
This is CABL.com posting #227200. Tiny Link: cabl.co/m7gG