The 224STD with V4.3 software has 7 programs.  There was a V4.4 software release with 2 additional programs that required that the optional NVS card be installed in the OPT slot of the 224STD.

The 224X had higher end timing/control and converter cards and came complete with the NVS card and more programs.

The 224XL used the LARC controller.

Factory support and service is no longer available for these products.

Last reviewed: 4/24/00

Software for the 224 is no longer available.

One possible source is from Jameco at 1-800-831-4242.

THESE SERVICE INSTRUCTIONS ARE FOR USE BY QUALIFIED TECHINCAL PERSONNEL ONLY. DO NOT PERFORM ANY SERVICING UNLESS YOU ARE QUALIFIED TO DO SO.

First, verify that all of the power supplies are running per the specifications listed on page 6.3 of the Owner's Manual.  Also, confirm that there is NO ripple on the +5V supply.  If the power supplies are operating properly you will need to let us know what the status of the switches with LEDs are for us to determine where which components are suspect.

Last reviewed: 3/3/99