Sharp AE-Z35PR, Руководство по обслуживанию

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3-10
AY-ZP35PR
5. IPM check method
Turn off the power, let the large capacity electrolytic capacitor (C10) discharge completely, and dismount the IPM. Then, using a tester, check leak
current between C and E.
When using a digital tester, the (+) and (-) tester lead wires in the table must be reversed.
Values in ( ) are for digital tester.
5.1. IPM internal circuit diagram
Needle-type tester Normal resistance value
(-) (+)
P N
∞
(several M
Ω
)
U
V
W
Needle-type tester Normal resistance value
(-) (+)
U N ∞
(several M Ω )
V
W