GE GTDP740EDWW Manual page 28

Diagnostics From The Board
Dead Board
If the board is not
responding check for
voltage through the L1
fuse.
If voltage is present there,
check voltage from the J8
Orange wire to board
neutral on J8 White wire.
If no voltage check for an
open T-STAT or fuse.
Remove power from the
dryer and disconnect the
J8 connecter. Check
continuity between the J8
and J4 wires.
If good replace the board.
J8 J4
29
Copyright General Electric 2012
12/3/2012