Neilalphazeta You may try 1.324 instead of 1.424
monitor "arcade_15", "Arcade 15.7 kHz - standard resolution", "4:3"
crt_range0 15625-16200, 49.50-65.00, 2.000, 4.700, 8.000, 0.064, 0.192, 1.324, 0, 0, 192, 288, 448, 576
Also in service menu please try to move picture up and down.