10
J3
J2
J1
1
2
3
4
5
6
Test Points
Lifecycle Recumbent Bikes LC95R, LC91R, LC85R, R9, R7, 95Ri, 93Ri, 90R, and 95Re
TROUBLESHOOTING GUIDE – TESTING THE INVERTER BOARD
Special Service Tools Required: Multi-meter
CAUTION! HIGH VOLTAGE ON CONNECTORS J2 AND J3
1.
Remove the Integrated System Console from the Unit.
2. Remove Rear Cover from the Console Assembly.
3. Plug in Power Supply and Remote Control to the Console
4. Press the Power On Key on the Remote Control.
5. TEST NO. 1: Place the Red Lead from the multi-meter onto Test Point 1 and the Black Lead onto Test
Point 3. Voltage should be 12 Vdc (+/- .5V).
6. TEST NO. 2: Place the Red Lead from the multi-meter onto Test Point 5 and the Black Lead to Test Point
3. Voltage should be 12 Vdc (+/- .5V)
PROBLEM
SOLUTION
No Voltage on TP1
Replace Cable, Remote, or Main PC Board.
Voltage present on TP1
Replace the Inverter Board
Voltage on TP1 and TP2 but NO Voltage on TP5
Replace Cable between Inverter Board and Main PC Board
TEST POINT
VOLTAGE
DESCRIPTION
PIN NUMBER
TP 1 & 2
12 Vdc
VIN
1 & 2
TP 3 &4
0 Vdc
Ground
3 & 4
5
12 Vdc
Enable
5
5
0 Vdc
Disable
5
6
Not Used
Not Used
6/7/8
Summary of Contents for 90R
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