Service Manual
Product
Axpert Max 3600-24
Doc No.
P1911061
Version
00
PAGE
Diode
+ to -: 0.6V
- to +: OL
Note1:
When test the diode; please remove the R90/R99/R94/R97 from the board, or the
test result is not right.
2.3 Check the buck circuit on MAIN board
Power devices
BUCK MOSFET and Diode:
Q32/D13
For Axpert Max-3600 the IGBTs Q32 is (IGBT ST/STGW60H65DFB 60A 650V N BULK TO-247)
The D13 is (RHRP1560 15A 600V UFST RAD BULK)
Parts
Attribute
Reference values
Failure status
Q32
Resistor
GE: 22.8k
GC: 49.5k
CE: OL
Short or explosion
Diode
CE: OL
EC: 0.393V
D13
Resistor
+ to -: 195k
