Troubleshooting - Console Power Issues - Vision Fitness R70 Service Manual

6.3 TRoUbleSHooTiNG - CoNSole PoWeR iSSUeS

No DiSPlAy oN THe CoNSole oR THe DiSPlAy iS DiM
PoSSible CAUSeS:
1) the console is damaged or the console cable is not connected properly.
2) Poor connection to the terminals on the lower board.
3) the lower board is damaged.
4) the eCB is damaged.
SolUTioN
1) Check the console cable connections at the console and lower board.
2) Unplug the console cable at the console. Use a multi-meter to check if the voltage between the 1 (VCC) and 4 (Ground) pins of the console
cable is greater than 5.5 VDC (Figure A).
a. If the voltage is greater than 5.5 VDC, replace the console.
3) open the side covers and check the lower board leDs. If the +12V leD is not lit, replace the battery.
4) Unplug the eCB cable from the lower board and check to see if the voltage is variable (See Section 6.4 for how to check the power).
a. If the voltage is variable, replace the lower board.
b. If the voltage is not variable, replace the eCB.
CHAPTeR 6: TRoUbleSHooTiNG
fiGURe A
19