We recommend matching the part number on your original part with the part number listed on this page to ensure compatibility.
While matching your model number is a great start, many models use variations of each part and they're not always interchangeable.
We include brief instructions in red text on some listings (also displayed below without the red font). Please look for these instructions to confirm any important info that you'll need to identify on your original part. Additionally, we highlight the part number in our photos.
Please don't hesitate to contact us with any questions. We're here to help!
PLEASE NOTE: There are several different main boards for this model. We have found this board to be compatible with DWM55F1G1 model TVs with version number TW-78951-R055B. Please also confirm that 21004587 can be found on a sticker on the back of the original main board in your TV before ordering.\n\n\n\nThe EEPROM you receive may appear different from your original but it is a compatible replacement. All sales are FINAL and NO RETURNS will be accepted. Westinghouse DWM55F1G1 Version TW-78951-R055B 21004587 Main Unit UF1 EEPROM ONLY IMPORTANT:
These main boards can have multiple failures, in addition to the EEPROM.
If EEPROM replacement does not repair your board, there are likely additional problems.
Symptoms EEPROM replacement MAY fix:
- On screen display is stuck on logo screen
- TV will not power on with remote or buttons (LED indicator remains same color)
- TV will not turn on after being off for 30+ minutes
- TV shuts off by itself during channel scan or when switching inputs
- TV turns on and is stuck in color test pattern mode forever
- TV turns on but there is no backlight (LED indicator shows TV is on but there is no image)
Brand | Models | Versions |
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Westinghouse | DWM55F1G1 | TW-78951-R055B |
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