INVERTEC V300-I
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F-13
TROUBLESHOOTING & REPAIR
8.
Turn main power ON.
9.
Move Output Terminal Switch S4 to ON
position on Control Panel.
7.
With power OFF, disconnect J8 and
attach voltage probes into back of wire
harness lead junction block (J8). See
Figure F.7.
Insert probes into back of the connec-
tion cavities for leads 313 (-) and 311
(+) of Protection Board. Make sure
contact is made with conductor materi-
al.
NOTE: Right-angle, thin-gauge probes
are best for this test.
With probes attached, plug the (J8)
block into the PC board.
PROTECTION BOARD OUTPUT TEST
(continued)
FIGURE F.6 — INSERTING PROBES.
