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SportsArt - 8007 Elliptical Trainer - “No Start” Troubleshooting Guide 

 
 
 

 

 

Table of Contents 

Introduction to 8007 Electronic Components - 1 
Key Start Troubleshooting Flow Chart 1 – 2 
Active Start Troubleshooting Flow Chart 2 – 3 
No Active Start - Generator/Sensor Test – 4 
No Active Start - Drive/Display Test – 5 
No Active Start - Sensor/Drive Test – 6 
No Key Start - Drive/Display Test - 7

 

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Summary of Contents for "No Start" 8007

Page 1: ...ts Introduction to 8007 Electronic Components 1 Key Start Troubleshooting Flow Chart 1 2 Active Start Troubleshooting Flow Chart 2 3 No Active Start Generator Sensor Test 4 No Active Start Drive Display Test 5 No Active Start Sensor Drive Test 6 No Key Start Drive Display Test 7 1 ...

Page 2: ...SportsArt 8007 Elliptical Trainer No Start Troubleshooting Guide Introduction to 8007 Electronic Components 1 Generator Magnet and Flywheel Optic Sensor Battery Drive Board 2 ...

Page 3: ...EVEL to lowest position Run at 50 60 rates per minute for half an hour Or replace the battery Without moving the pedals or arm bars release the ON key Does the display remain lit 2 minutes before turning off Yes Normal END No Does the display turn off immediately Yes No See page 7 to determine whether issue is in the display board or drive board If the display doesn t black out immediately but tur...

Page 4: ... malfunction optic sensor drive board optic sensor cable Please see page 7 Yes Normal END Test generator output If none replace the generator If so inspect the optic sensor by probing into drive board CN1 pins 1 and 2 Voltage should vary with speed Please see page 4 The optic sensor is good Possible malfunction display board drive board data cable Please see pages 5 and 6 Yes No 3 4 ...

Page 5: ...according to speed If not replace the generator If generator is good inspect the optic sensor Place probes on drive board connector CN1 pins 1 and 2 as shown Voltage should vary with speed from 0 5VDC If voltage does vary the optic sensor is functioning normally Inspect the drive and display circuit boards See page 5 If voltage does not vary inspect the optic sensor and drive board See page 6 4 5 ...

Page 6: ...in 1 and IC U3 40106 pin 4 should vary from 0 5VDC Response If voltage does not vary replace the drive board Possible bad components IC U3 40106 or U2 LM339 see below If voltage varies the drive board is good Perform a continuity test on the main data cable If it is good replace the display If it is bad replace the data cable 5 U3 40106 I U2 LM339 IC 6 ...

Page 7: ...onse Inspect optic sensor power supply from the drive board Place probes as shown across the red and green wires Normal specification 5VDC If there is no power to the optic sensor replace the drive board If there is voltage off the drive board but no returning signal page 4 replace the optic sensor Note also inspect optic sensor wire by performing continuity test on the wire 6 7 ...

Page 8: ...ey is not pressed Response Test D7 diode voltage Place the black probe on the negative end of CN2 place the red probe on the positive end of diode D7 Normal voltage 0 0 5V If the voltage is normal the drive board automatic shut off function is malfunctioning Replace drive board IC U10 HT7044 or U3 40106 or capacitor EC11 2 2UF or transistor Q5 C1815 If voltage exceeds 5VDC the display board shut o...

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