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Take Apart Main Deflection Board - 39
6 Disconnect these cables
from the serial I/O
board:
• CN250
• CN253 (from video
cable)
• CN254 (from CRT/
video board)
Replacement Note: The
3-pin connector from
the video cable connects
to connector CN253 and
the 3-pin connector
from the CRT/video
board connects to
connector CN254.
CN253
CN254
CN250
Serial I/O Board