User Manual    AMETEK Programmable Power 
RS Series    164 
Click on the “Init Port” button. If the selected port can be initialized, the “Flash Update” button will 
be enabled. If not, check the selected COM port and make sure it is the one connected to the 
RS. 
Press the  “Flash Update” button. This will display the file download screen shown below. 
 
Select Browse and locate the file Cic637rn.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 down load 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 down load 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 down load 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 Down load Messages