PRE-POWER CHECKS
TM-229 409 Page 30
Extreme 360
6-17. Control/Auxiliary Power Board PC1
−
Inverter Control Circuit
Ref. 217 184-F / 907 161
Y
Read and follow safety information
in Section 6-1 before proceeding.
Y
Wear an earth grounded wrist strap
when performing pre-power
checks. Remove wrist strap before
performing any checks or proce-
dures with power applied to the ma-
chine.
.
Remove all plugs from PC1 before
testing.
1
Control Board PC1
2
Receptacle RC9
3
IGBT Gate Drive IC U13
4
IGBT Gate Drive IC U16
5
IGBT Gate Drive IC U17
6
Diode D11
7
Diode D20
Unplug all connections to PC1.
Visually inspect PC1 for damage.
Check all measurements for PC1 Auxiliary
Power, Pre-Regulator and Inverter Control
(see Sections 6-14 thru 6-18).
If all measurements passed, continue to
the end of the pre-power flowchart (see
Section 6-2).
.
If any measurements failed, replace
PC1.
1
Test Equipment Needed:
2
7
4
5
3
6
1
2
3
4
8
7
6
5
.
Pin sequence of IC chips.
Summary of Contents for EXTREME 360
Page 4: ......
Page 57: ...TM 229 409 Page 53 Extreme 360 211 328 E...
Page 59: ...TM 229 409 Page 55 Extreme 360 220 922 B...
