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Duracell CEF14N NiMH Battery Charger - Not charging

简介

CAUTION: AC VOLTAGES. Discharge capacitor before removing, if possible. If not, please leave device unplugged for two to three days before attempting repair. Capacitors can give you a nasty and/or dangerous shock.

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  1. Duracell CEF14N NiMH Battery Charger - Not charging, Remove two screws on top rear of case. Remove two screws on bottom rear of case.: 步骤 1 中的图像 1，2 Duracell CEF14N NiMH Battery Charger - Not charging, Remove two screws on top rear of case. Remove two screws on bottom rear of case.: 步骤 1 中的图像 2，2

    • Use a small screwdriver to remove the four screws on the rear corners of the case.

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  2. Duracell CEF14N NiMH Battery Charger - Not charging, Gently separate front and rear of case.: 步骤 2 中的图像 1，1

    • Use your hands to gently pry apart the front and rear halves of the case.

    • Be very careful as to not tear or strain the wiring inside the white sleeve (as shown in picture).

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  4. Duracell CEF14N NiMH Battery Charger - Not charging, On beige side of board, check capacitor C5: 步骤 3 中的图像 1，1

    • Desolder the defective C5 Capacitor (a black, 680uF 20V radial model).

    • If the unit has not been unplugged for three days, you will need to discharge the capacitor with a suitable resistor.

    • Replace the resistor with a similar value cap, such as a 25V Rubycon.

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  5. Duracell CEF14N NiMH Battery Charger - Not charging: 步骤 4 中的图像 1，1

    • Insert the PCB through the front half of the case, making sure that the LED and battery contacts come out fully on the other side of the case (as seen in photo).

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  6. Duracell CEF14N NiMH Battery Charger - Not charging: 步骤 5 中的图像 1，1

    • Slowly and carefully push the front half of the case down onto the PCB and bottom half of the case.

    • Make sure the plastic tab at the front of the case near the battery contact comes down in front of the metal terminal. You may have to adjust the front of the case to get it to close snugly.

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  7. Duracell CEF14N NiMH Battery Charger - Not charging: 步骤 6 中的图像 1，1

    • Verify that the plastic tab inside the front of the case has cleared the metal terminal on the PCB. The front and rear of the case should now join seamlessly together.

    • Finish the reassembly by tightening all four screws onto the back of the case.

    • Test the charger by inserting two new, compatible batteries into symmetrical slots and watching the LED status. RED=Battery charging GREEN=Finished charging, RED FLASHING=Battery or charger problem

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终点

3等其他人完成本指南。

作者

与5其他贡献者

David Greene

于11/12/11注册

771 声望

创作了2篇指南

徽章: 18

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