P7 Driver Module Sensor Error - Toyotomi KURO Mini Service Manual

TOYOTOMI
Troubleshooting：
P6 Master control and driver
The communication wire between
master contro l and driver is not
connected, or is badly connected,
or broken?
Replace the drive board
3.4.29 ―P7‖ Driver Module Sensor Error
Error display: ODU mainboard, IDU wired control and IDU receiver light board will display
Error judgment condition and method:
If IPM or PFC module temperature is lower than the set protection value, then it can be judged that driver
module sensor error occurs and system will shut down for protection.
Possible reason:
■Module temperature sensor is short-circuited or broken-circuited.
■Drive board current sampling circuit element is damaged or drive chip current sampling AD terminal is
abnormal.
Troubleshooting：
communication error
NO
Error still exists?

P7 Driver module sensor error

YES
YES
Replace the drive board
66
U-Match 5 SERIES UNIT SERVICE MANUAL
Reconnect or replace
the communication wire.
Replace the master
control board.
P7