Kitchen flat panel led light is not on, how to repair?
Replace the LED bulb or LED transformer if the first light bead is not on. If the first light, please use the white line to push down, because the LED light string is in series, so one does not light all, the bad lamp bead center will have a black spot, it is recommended to replace the broken lamp bead.
In the installation of kitchen led flat lights, it is necessary to pay attention to its in the process of transportation, there will be damage, if damaged, need to be replaced in time, can not continue to use.
Kitchen fixture led panel light is broken: use a word screwdriver to turn on the LED bulb along the metal screw port and the bulb connector, then check and replace the electrical components. If the LED lamp is in series, so one is not bright, then all are not bright; need to change the light source, change the light source should pay attention to the light source voltage range, to buy the same voltage light source.
Open it and see if there is a glimmer of light on the light, you can find out if there is a single LED without light, and the one without light is burnt out. Turn off the light first, and then find a short connection between the two ends of the LED, and the lamp can continue to be used. Another case is that the drive power supply is broken, so change to the corresponding driver power supply.
The revision of the led lamp is as follows: first remove the lampshade and turn on the electricity to see which lights are not on. Mark it with a pen. After finding the unlit lamp beads, pull out the unlit lamp beads with pliers and be careful not to scratch the circuit board. Replace lamp beads with wires and prepare wire 4-5cm. Connect the soldering iron to the power and heat it.
The common faults and maintenance of the led lamp are as follows: the solder joint of the LED lamp strip has the phenomenon of virtual welding, and the vibration in the transportation process causes the solder joint to fall off and the lamp belt is not bright. The quality of solder is not good, and the solder joint of LED lamp strip is easy to crack and fall off in the process of bending.
What if the Led panel light is damaged?
First, the led bulb is broken, simply do not need to repair, you can not repair, re-buy led bulb to put on their own line, this kind of situation is generally a chandelier with a lampshade.
Massive damage: if the lamp beads are heavily damaged, it is recommended to replace the entire lamp bead board. Light bead boards are also available online, pay attention to three points when buying: measure the size of your own lamps; keep an eye on the appearance of the lamp bead board and the starter connector (explained later); and remember the output power range of the starter.
Check the power converter on the back of the LED lamp. Remove the converter directly, and then power on the multimeter to measure the voltage or current. If the power converter is damaged, you can buy and replace it directly. This is generally very cheap.
Kitchen lamps and lanterns led flat panel lights are broken how to repair
In the installation of kitchen led flat lights, it is necessary to pay attention to its in the process of transportation, there will be damage, if damaged, need to be replaced in time, can not continue to use.
The maintenance method is as follows: two red wires of LED transformer are directly connected to 220V. Disconnect the LED transformer from the remote receiver. Use the disconnected white wire on the LED transformer to connect directly to the other pole of the first LED lamp bead contacted by the LED black wire. The white line of the LED transformer is disconnected from the LED bead line.
Because the LED lamp string is in series, so one is not lit, and there will be black spots in the center of the broken lamp beads, so it is recommended to replace the broken lamp beads.
Open it and see if there is a glimmer of light on the light, you can find out if there is a single LED without light, and the one without light is burnt out. Turn off the light first, and then find a short connection between the two ends of the LED, and the lamp can continue to be used. Another case is that the drive power supply is broken, so change to the corresponding driver power supply.
