Another problem is that the ink point split is not good, if the ink point split is not good, we open this top cover, and
We look at the common problems, the most common problem is nozzle blockage, ink line deviation, and then how to deal with it? Then we
Now that it’s all been taken apart by me, the 9020 ink core can be divided into three pieces. This is the lid:
Then, if the printing effect is not good or it is a common problem, then we need to look at the parameters:
Remove the screw:
We put all the wires aside and plug the motherboard in directly：
Drain the ink first. Run the ink pump, then unplug the ink supply tube and insert it into the waste bottle to drain the original
The most common is nozzle blockage, which can be divided into two cases. One is completely blocked, that is, when the machine starts up normally,
Then we look at the charging fault, we first need to look at the parameters, that is, whether the viscosity is right, whether OK is
The poor printing effect is that we print a line of words, only half printed out, or two lines of words, only printed out a
Remove the screw with a cross screwdriver：
The wrench is 2.5， Remove the four screws：
Let’s take the top two screws off and then take the board off:
This is the ink cartridge slot, we will install the ink tube here, put it tightly:
Valves, except for one exhaust valve is special, and then the rest are universal. The exhaust valve is a white plastic block. The difference between
Let’s assemble the ink shunt block. First, we clean the ink shunt block with cleaning fluid. We have to check whether each hole is unblocked.
You can first attach this white connector to the glass tube:
Let’s show you how to clean the A120 machine and replace its multiple filters. Let’s go into this interface and enter the advanced service password
If it reports a high-voltage fault, let’s first look at whether there is ink on the high-pressure deflection board, if there is ink, we use
We’ll start by checking the charging tank, which has ink on it, and we’ll mainly see if there’s any ink in this gap:
For general problems, for example, the viscometer has no value. It may be necessary to check whether the viscometer valve or the viscometer pipe, or
1 is the ink supply tube and 2 is the cleaning tube:
Let’s open the lid below, and we’ll first pull out the solvent box:
One-stop Coding Industry Solution
Make Coding Easier