New Mitsubishi/Toshiba 4719-001997 DLP Chip 1910-6143W New DLP Chip Works in a variety of TV models, see description for complete list 1910-6143W 1910-6145W 1910-6103W 1910-6106W Important: When replacing your DLP chip in a Toshiba TV, you must replace the DMD/Formatter board at the same time. Important: When replacing your DLP chip in a Toshiba TV, you must replace the DMD/Formatter board at the same time.