Ametek California Instruments MX15 Series, User Manual, Page: 129 / 175

MX15 129
Press the “Flash Update” button. This will display the file download screen shown below.
Select Browse and locate the file Cic920rn.nn.hex at the location on the PC where you stored it
before.
Click on the “Download” button. This will start the firmware update procedure. The front panel
display for the AC source will display the message “ Erasing Flash ” first, followed by “ Flash
erase complete ” and “ Programming Flash ”. The download will be completed in about 5 to 10
minutes depending on the size of the .hex file.
After the download completes successfully, the power source will initialize with the new
firmware. Observe the LCD display for the firmware revision displayed during initialization to
confirm the new firmware is now installed.
7.7.3 Flash download Messages
One or more messages may appear during this process. The table below shows some of the
possible message and their meaning.
Message Description Remedy
Flash erase complete Erase operation successful.
Flash erase fail Firmware download capability not
supported by CPU board..
Refer to Service Bulletin SB-0043
Flash write fail Unable to write to flash. This message is
unlikely as it generally is preceded by
the Flash Erase Fail message.
Refer to Service Bulletin SB-0043
Firmware download fail Data error. Incorrect checksum read-
back from Flash block. Communication
interrupted or problem with RS232
interface.
1. Check cable connection.
2. Try setting CmdDelay in Flash
loader program to 100 msec and try
again.
Table 7-3: Flash Download Messages