| | 1. | If the System Board has already been Replaced in a Previous Step, Select "System  Board Replaced Previously" Below.  If this is the first time, Continue to Step 2. | 
System Board Replaced Previously | 2. | If the System Board has Not been Previously Replaced, Turn OFF the Power to the System and Continue to the next step. | 
| 3. | Remove and Replace the System Board with the Exact Same Part Number System Board. | 
| 4. | Verify that All Dip Switches and, if applicable, all Configuration Setting Values are Set Correctly. | 
| 5. | After the System is Powered back up, check for proper operation of all Control Panels and all Spa Equipment. | 
| 6. | Exit this Test Sequence and Retest as Necessary. | 
System Board Now Replaced - Exit Test   |