6.If the Left/Decrease push button is not pressed in time, or if the push button is not working correctly, the follow- ing displays appear:
E R R O R L E F T B U T T O N
I S N O T W O R K I N G
P L E A S E C O R R E C T E R R O R B E F O R E C O N T I N U I N G
W I T H T H E D I A G N O S T I C T E S T P R O G R A M
If the Left/Decrease push button is not working correct- ly, replace the push button.
7.When the Left/Decrease push button tests okay, the diagnostics program tests the Parameter Select push button. The display shows:
P L E A S E P U S H
P A R A M E T E R S E L E C T
8.When this display appears, the control unit waits nine seconds for the Parameter Select push button to be pressed. If this is done in time and the push button is working correctly, the display shows:
P A R A M E T E R S E L E C T
I S W O R K I N G P R O P E R L Y
If the Parameter Select push button tests okay, go to Step 10.
9.If the Parameter Select push button is not pressed in time, or if the push button is not working correctly, the following displays appear:
E R R O R P A R A M E T E R
S E L E C T N O T W O R K I N G
P L E A S E C O R R E C T E R R O R B E F O R E C O N T I N U I N G
W I T H T H E D I A G N O S T I C T E S T P R O G R A M
If the Parameter Select push button is not working cor- rectly, replace the push button.
10.When the Parameter Select push button tests okay, the repeating test displays appear.
C.Repeating Test Displays
1.When the RAM memory and programming push but- tons test okay, the repeating test displays appear as follows:
* S Y N C R O W A V E 3 5 1 *
D I A G N O S T I C P R O G R A M
U S E R I G H T / I N C O R
L E F T / D E C T O S E L E C T
T H E F U N C T I O N
T O T E S T
P A R A M E T E R S E L E C T T O B E G I N / E N D T H E T E S T
2.The remaining diagnostic tests can be accessed from these displays. This is done by pressing either the Right/Increase or Left/Decrease push buttons. The tests are presented in the following subsections in the order they would follow if the Right/Increase push but- ton was repeatedly pressed. The Left/Decrease push button would access the tests in the opposite order.
When a test is accessed and the Parameter Select push button is not pressed to begin the test, the repeat- ing test displays are shown.
D.Program/Run/Reset Keyed Switch Tests
This procedure tests the Run and Program positions of the Program/Run/Reset keyed switch.
1.When the repeating test displays are shown (see Sec- tion
K E Y E D S W I T C H
T E S T
2.Press Parameter Select to begin the test. The display shows:
P L E A S E P U T K E Y I N
R U N P O S I T I O N
3.When this display appears, the control unit waits three seconds for the keyed switch to be placed in the Run
