Samsung BN94-00038G main board for Q800T/QE65Q800T: compatibility and warnings
BN94-00038G is a Samsung ASSY PCB MAIN;QTQ800B main board mainly associated with 65-inch Samsung Q800T/QE65Q800T TVs and regional variants. Before buying, the exact model and TV version must be confirmed.
Created with AI assistance from an anonymized repair case. No individual expert review.
Updated: 2026-09-08
Detected appliance
Samsung QE65Q800TATXXC / familia Q800T 65" QLED 8K, pendiente de confirmar
Detection confidence: 72%
Original search market: Search worldwide – no preferred country
Changing the language does not change the original search market. Recheck merchant offers and compatibility.
Problem
The query concerns a possible replacement of the main board or mainboard in a Samsung QE65Q800TATXXC / Q800T family 65" QLED 8K TV, pending confirmation. The indicated part is Samsung ASSY PCB MAIN;QTQ800B with number BN94-00038G, also cited as BN9400038G or R559600.
Possible diagnosis
There is no confirmed fault diagnosis in the available material. The information only supports identifying the part and its compatibility conditions. In Samsung TVs, a board with a similar appearance or a close number may not be compatible if the region, panel version, firmware, or full model code differs.
Is repair worthwhile?
Economic viability is uncertain. Electronic boards may have limited availability and often return restrictions if installed or if the packaging is opened. Confirming compatibility before buying reduces the risk of purchasing a non-returnable or incorrect part.
When to use a professional
Opening a TV involves mains voltage, capacitors that can retain charge, fragile connectors, electrostatic risk, and physical risk due to the size of a 65-inch panel. If there is a burnt smell, liquid damage, compatibility doubts, or a need to measure voltages with the TV powered, it is preferable to use a qualified technician.
Parts and compatibility
Indicated part: Samsung ASSY PCB MAIN;QTQ800B main board / mainboard, number BN94-00038G. Alternative numbers cited: BN9400038G and R559600. Compatibility should not be based only on BN94-00038G; it is advisable to compare the full TV label, model code, version/panel and, if possible, the number printed on the removed board. Sellers in EU/international and France/EU are mentioned, but availability may be limited, out of stock or discontinued and must be checked directly with the seller.
Possible replacement parts
- Samsung ASSY PCB MAIN;QTQ800B main board / mainboard
— Part number: BN94-00038G
Alternative numbers: BN9400038G, R559600
Confirm before buying with the full TV label: exact model, model code, version/panel and, if possible, the number printed on the removed board. Samsung boards may vary by region, panel version, or firmware even if the appearance is similar.
Repair guidance
Difficulty: Moderate
Estimated time: 45–90 minutes for a person with basic experience; two people are recommended to handle a 65-inch TV
Warnings
- Do not work on the TV while it is connected to mains power.
- Compatibility should not be based only on BN94-00038G; confirm the full model, TV version, and original board.
- Several sources indicate limited availability, out of stock, or discontinued; check the current status with the seller.
- Electronic boards often have return restrictions if installed or if the packaging is opened.
Possible sources
- Zandparts — Samsung ASSY PCB MAIN; QTQ800B - BN94-00038G (EU / internacional según vendedor)
- Le Site de la Pièce — Main board for Samsung TV BN94-00038G (France / EU)
- Pièces Electro — MAIN BOARD;QTQ800B - Samsung BN94-00038G (France / EU)
Sources and further information
Related repair topics
AI content may contain errors. Check the model and part number before ordering. Hazardous work requires a qualified professional; prices and availability may change.