View and Download Panasonic NN-SN651B operating instructions manual online. Microwave Oven with Inverter Technology. NN-SN651B Microwave Oven pdf manual download. Also for: Nn-sn651w, Nn-sn671st, Nn-sn671s, Nn-sn661s.
This really has me on edge today. Please, be careful with this model. I know it's an older one, but it shouldn't cause a fire as the first symptom of something wrong with it! Original review: Dec. 31, 2017 I had a Panasonic combination microwave/convection oven for many years. I was very happy with it but it eventually gave up the ghost after 25 years.
This section explains failure codes of H97, H98 and H99. H97, H98 and H99 appears in display window a short time after start key is pressed and there is no microwave oscillation. NOTE: DO NOT try to REPAIR this Inverter Power Supply (U) and also DO NOT RE-ADJUST PRESET VOLUME on the board. It is very dangerous to repair or adjust without sufficient test equipment because this circuit handles very high voltage and very large current. Off alignment or inverter board operation is dangerous. Operating a misaligned inverter circuit is dangerous due to the very high voltage and current that is produced by this board. 
Defective boards must be replaced with a new one.
Sensor was open for a period of over 60 seconds during the cooking process. Jumpstart wifi hacker free download. F5 Shorted humidity sensor during cooking process. Sensor was shorted for a period of over 5 seconds during the cooking process. GAS/HUMIDITY SENSOR DETECTION TEST The Gas/Humidity sensor detects both humidity (steam) and hydrocarbons (food odors) during sensor cooking modes.
The glass inserts are going with our instruction booklets with purchase receipts taped inside to Goodwill, in hopes that someone needs one. Very many Panasonic control panels are the same, with the same instructions. The spring is our only issue. Original review: May 8, 2018 Model NN-SU686S Panasonic microwave. Bought for $112.34. First use - put bag popcorn in for 1 minute and stayed at the unit to monitor knowing would have to add more time but wanted to learn how unit would handle a bag.