0-330V TV LED Backlight Tester Voltage Current Adjustable Smart-

0-330V TV LED Backlight Tester Voltage Current Adjustable Smart-

0-330V TV LED Backlight Tester Voltage Current Adjustable Smart-

0-330V TV LED Backlight Tester Voltage Current Adjustable Smart-:our vision is to provide the best product discovery and shopping experience for our customers. Norms. Left Right 19 Dec 2021 12:18ranking top18,max 55% off,cheap bargain0-330V TV LED Backlight Tester Voltage Current Adjustable Smart-

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PRODUCT OVERVIEWS

· MODEL : KT4H
· Vin: AC 85-265V
· Vout: DC 0-330V (Automatic / Adjustable)
· Voltmeter Accuracy : < (±0.5 ± 1%Vout)V
· Iout : 0-150mA (Automatic / Adjustble)
· Constant Current Board Current : 0-999mA
· Ammeter Accuracy : < (±2 ± 1%Iout)mA
· Pin : 50VA (MAX)
· Temperature : -20℃ - +40℃

PACKAGE LIST:
1x LED Tester
1x Test Probe(red * black)
1x Power Cord(US or EU or UK)
1x Constant Current Board Socket Cable
1x Connection Clip
1x ToolKits (Random Colors)
1x User Manual

① Input Interface of Constant Current Board
② Power Switch
③ Power Supply
④ Banana Plug
⑤ Voltage and Current Adjustment Knob
⑥ Current Switch (1mA/Adjustment Current)


TESTING FLOWCHART

NOTICE: A normal LED strip is working, but working LED strip may be not always normal, it should combine with the voltage to determine the LED is normal or not.

WIRING DIAGRAM

TEST OF CONSTANT CURRENT BOARD


PRODUCT DEMONSTRATION

Note: Adjust the current in short circuit ; Adjust the Voltage in open Circuit as shown in the figures above.


Test Method of Constant Current Driver Board

Testing situation:
The LED strip of backlight is on with the tester, but it does not work with the constant current board;

1. Cut off the power of TV, unplug the interface sockets of the constant current board and light bar;
2. Connect the constant current board with the tester using the cables in the kits on right polarity.
3. Insert the Red and Black pens of the tester into the anode and cathode of the interface of the LED light bar.
4. Turn the power of TV on.
5. Testing voltage >30V, Current >30mA and keep stable, and the LED strip working normal, then the Constant current board is normal.


PRODUCT DETAILS

ACCESSORIES

WARRANTY

1. This product is guaranteed up to one year from purchase.
2. If there are some performance problem, simply return it in its original condition within 30 days of receiving it. In the warranty period, we will repair it and ship you a good tester.
3. The warranty period will be extended for three months after repair.
4. During the warranty period, freight AA.
5. Please note that the guarantee policy does not apply to:
A. Product has man-made damage or accidental damage such as excessive input voltage high temperature, water damage, drop and break, mechanical damage and corrosion.
B. Unauthorized modification and tearing the product date mark.


0-330V TV LED Backlight Tester Voltage Current Adjustable Smart-

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0-330V TV LED Backlight Tester Voltage Current Adjustable Smart-

0-330V TV LED Backlight Tester Voltage Current Adjustable Smart-

0-330V TV LED Backlight Tester Voltage Current Adjustable Smart-:our vision is to provide the best product discovery and shopping experience for our customers. Norms. Left Right 19 Dec 2021 12:18ranking top18,max 55% off,cheap bargain0-330V TV LED Backlight Tester Voltage Current Adjustable Smart-