Lincoln Electric SQUARE WAVE TIG 355 Service Manual page 91

TROUBLESHOOTING AND REPAIR
F-39 F-39
FEED-THRU PC BOARD TEST (continued)
FIGURE F.9 – FEED-THRU PC BOARD PLUG DETAILS - PLUGS J15 AND J16
J18 J17
FIGURE F.10 - FEED-THRU PC BOARD PLUG DETAILS –
PLUGS J17 AND J18
8 7 6 5 10 9 8 7 6
J18
J17
4 3 2 1 5 4 3 2 1
VIEW FROM EDGE OF BOARD
SQUARE WAVE TIG 355