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| No Display on Control Unit after Power ON. (1) |
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| Check Method of Causes | Repair Method | Explanation Figures | |||||
Check the power is available at the wall socket before proceeding to |
| Normal for 14V thru 19V |
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checking of causes. |
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[1] Checking the AC Adapter |
| Red Cable | |
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1. Detach the plug of AC adapter from the AC adapter inlet of the |
| DC Connector |
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main unit. |
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2. Connect the wall socket plug of the AC adapter to the wall |
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socket. |
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3. Using a tester, measure the voltage at the plug which will be |
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connected to the main unit. (Fig. 1) |
| Black Cable |
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t The AC adapter will be working fine, if the voltage is minus |
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connector and also the meter reading is in the range of 14V |
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and 19V. | Fig. 1 |
| Fig. 2 |
t When the measured voltage is 0V, or less than 14V, the |
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Replace the AC adapter. | Normal for 14V thru 19V | ||
AC adapter will be defective. |
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Note: Never |
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damage the AC adapter. |
| Black Cable | Red Cable |
[2] Checking the Wiring within the Frame |
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1. When the AC adapter is found to be correct, proceed to |
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checking of wiring within the frame. Loosen the four screws |
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on the handlebar stem to remove the control unit. (Fig. 2) |
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| 3 (+) | |
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2. Remove the 5P cable which is connected to the back of the |
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control unit. (Fig. 2) |
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3. Connect the AC adapter, and turn on the main unit. |
| 5P Cable |
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4. Using a tester, measure the voltage across the terminals 1 |
| Terminal 1 |
and 3 (+) of the 5P cable. (Fig. 3) |
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t The main unit side will be working fine if the meter reading | Replace the control unit. | Fig. 3 |
is in the range of 14V and 19V. This means the control unit |
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will be defective. |
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Cateye Ergociser Series 1000 Service Manual
T-1 No Display on Control Unit after Power ON. (1)
11
