Display Test Mode Display Test Mode allows you to test the light-emitting diodes (LEDs), 15-segment displays, and the watchdog timer of the Display Control Panel by way of its own controls and displays. It also allows EPROM version to be displayed. To enter Display Test Mode: ***Caution*** : Do not stand on the running belt while performing these test. 1. Press and hold the “ 0 ”, “ 1 ” & “ START ” keys together (or the “0” , “2” ). While holding the “ 0 ” & “ START ” keys down, release the “ 1 ” (or 2) key. 2. The display will beep and display MANAGER (or MAINTENANCE) momentarily, then UNITS will be displayed. 3. Press and release the “5 key. Observe all the LEDs light up. 4. Pressing any key once will display the EPROM version. Alternative mode to enter Motor Test Mode: 1. Turn the power switch on while pressing the “5” key simultaneously on the display. Observe all the LEDs light up. Once the treadmill is in Display Test Mode, you may use the following keys: INCLINE KEYS: Lights % grade LED’s one at a time, also segments of 15-segment screen one at a time. PROGRAM SELECT KEY: Lights the six LEDs bordering the 15-segment display. HEART KEY: Displays “HEART HEART” on the 15-segment display. START KEY: Displays “START START” on the 15-segment display. 0 – 9 KEYS: Lights corresponding LEDs in the Number/Program Select Keys, (except for key 9), alongside the Pre-Designed Program profiles. STOP KEY: Displays “WD TEST” on the 15-segment display. Activates the watchdog timer, resetting the processor and returning the program back to Start Mode. Heart Rate Test Heart Rate Test Mode tests the heart rate calculation and display capability of the treadmill if it is equipped with contact rings or Polar wireless heart rate chest strap reception capability. To enter Heart Rate Test Mode: 1. Press and hold the “ 0 ”, “ 1 ” & “ START ” keys together (or the “0” , “2” ). While holding the “ 0 ” & “ START ” keys down, release the “ 1 ” (or 2) key. 2. The display will beep and display MANAGER (or MAINTENANCE) momentarily, then UNITS will be displayed. 3. Press and release the “5 key. Observe all the LEDs light up. 4. Press the key 3X’s, display will read SEEKING HR across the display. 5. Grasp the stainless steel contact rings or place the Polar wireless heart rate chest strap around your chest (treadmill must be equiped with both contact and Polar). 6. In the far right display screen a blinking LED segement will flash then the average heart rate will be displayed. NOTE: If the above Heart Rate Test fails to give the correct reading or response, refer to Section 4.