Hello everyone
Today we have a Samsung SCX printer under repair 3400 / 3405 / 3407. The printer does not take paper or takes through time, and still the printer is constantly reset, the problem is in the CR2032 battery, and where it is hidden, you will learn in this video)


Part numbers of rollers:

Насадка(резинка) на ролик захвата JC66-03439A - https://ru.aliexpress.com/item/328139...

Узел захвата бумаги в сборе JC93-00525A - https://ru.aliexpress.com/item/329043...

Вся каретка с узлом захвата бумаги в сборе JC93-00524A - https://ru.aliexpress.com/item/116402...