JRC JMR-92 Series Field Service Manual page 764

(2) Position the cursor on the Password window and left-click on it. The Password input screen is
displayed. Enter "1074".
2. Updating the CCU Firmware by using the remote update tool
(1) The maintenance tool is activated. Connect the USB flash drive containing the CCU Firmware
remote update tool to the USB port of the trackball operation unit.
(2) Select CompanionUpdate.exe and press OK. The remote update tool is activated.
(3) Check the COM port in the Step1 Setup Interface item.
Check that COM4:blzam Virtual Com Port is selected. Do not select any other COM port.
After checking, press the Open button.
5-21 Section 5 Software Update