Usb Function Unable - Riso ComColor IS900C Instruction Manual

USB function unable

If USB port on the control panel does not work even though TM726 is ON, you should check the connector connection
on the PMS PCB (Mother board)
When the connection is not correct,
-USB key LED does not flash
-Firmware update screen does not come up
PMS PCB
169
USB connector
(Brown colour)
Maintenance
Electrical problem