Check The Inv Full Bridge - Kodak 5KVA-220V Service Manual

SERVICE MANUAL

3.4 Check the INV full bridge

Power devices
INV IGBT: QB2/QD2/QA1/QC1
QB2
Parts
QB2/QD2/QA1/QC1
Note1: If one or more of them were damaged, please replace all of them.
V201703A
QD2 QA1 QC1 Q32
Attribute
Resistor
Diode
D13 Q30 Q29 Q27
Reference values
GE: 23.3K
GC: 250k
CE: 38M
EC: 0.4V
CE: OL
20
5KVA-220V/230V
Q28
Failure status
Short or explosion