Owner`s manual

Page 41
The following tests are performed while the console is in the DIAGNOSTIC mode.
While the console is in the ATTRACT mode, and without stepping on the pedals,
press [+INCREASE], [1], [0], [7], [ENTER] to activate the DIAGNOSTIC mode. The
numbers will not appear on the display as you enter them. If the console fails any
test, the console should be replaced or exchanged. To return to the ATTRACT
mode, press either [CLEAR] or [START/STOP] while in the DIAGNOSTIC mode.
Display Test
Use this test if the console display or text bar exhibits blank spots during use.
This test checks for inoperable Light Emitting Diodes (LEDs) in the console dis-
play and the text bar. If any LED will not light, replace the console.
1. From the DIAGNOSTIC mode, press [0] to start the test.
2. All LEDs in the console display will flash on and off as a block.
3. Press [CLEAR] to end the test.
Speaker Test
Use this test to make sure the console speaker is fully operational. The speaker
will ascend and then descend through the musical scale.
1. From the DIAGNOSTIC mode, press [1] to start the test.
2. Press [ENTER] to pause the test. Press [CLEAR] to end the test.
Keypad Test
Perform this test if you are having trouble entering data into the console. If you
cannot enter the DIAGNOSTIC code due to an inoperable keypad, replace the
console.
1. From the DIAGNOSTIC mode, press [2] to start the test.
2. The display LEDs will light up in an L-shaped formation, representing
the keypad matrix. Pressing a button on either the exercise program
4600/4400 PT/CL CONSOLE DIAGNOSTIC TESTS