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crwdns2944351:0crwdnd2944351:0Ersa i-CON 1 soldering station display backlight replacementcrwdnd2944351:0crwdne2944351:0

crwdns2933797:0Pavel Hanakcrwdnd2933797:0crwdne2933797:0

crwdns2936043:0crwdne2936043:0 crwdns2933505:0crwdne2933505:0 Pavel Hanak

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Thing
LCD displayDisplay backlight LEDs
Title
Ersa i-CON soldering station LCD display backlight replacement
Introduction
We have about 25 of these soldering stations in my workplace, but after 5 or 6 years of use, thetheir display backlight started to fail. Without backlight, the display is almost ilegible. Since 4 our stations have developed this problem so far, I've decided to look into it.
Ersa doesn't offer standalone replacement displays, they force you to buy a new control board. It costs whopping 160 EUR, which is almost half the price of a new soldering station. It is possible to buy replacement display [http://www.orientlcd.com/AMG12864PR_G_B12WTDW_2_9_128x64_COG_LCD_Module_p/amg12864pr-g-b12wtdw.htm|in this American e-shop], but shipping costs to Europe start around 100 USD. That's much better, but still not exactly cost-effective. In reality, the displays are probably manufactured somewhere in China, but I couldn't identify their original manufacturer, nor I was able to find other source (Ebay, Alibaba...) for them. If someone finds them, please let me know in the comments. Here are markings that are on the back of the display:
PRE-WU2495B-01
ED-5455-LED/A ROHS
0712FJB*1094/0107/1*6
Anyway, since I couldn' get new displays for reasonable price, I decided to replace burned backlight LEDs in the displays.