A1746 Roland Circuit/Transistor

Printer Compatibility: Roland HiFiJet Pro II / / ProII / / EX / SJ-655 EX / / EX / SJ-1045 EX / / / SC-545 EX / / / / / Roland PRO III / / / / / Roland VersaArt / Roland FH-740 / RA-640 / RE-640 / / / / VS-300 / LEC-300 / LEC-300A / LEC-330.

Tips: Please do not change the parts by yourself if you do not have any related experience and technology,otherwise, you should be liable to all bad results.

Step 1-6 is removing step.

Step 7-12 is installing step.

This transistor is used on Head Board - W811904020, used on / Head Board - 6700731100, used on Head Board - W700241011.

The printhead is required to be installed by professional persons.


1.Before installing print head,you must make printer power off.

when finish installing,you can pushing a car moving gently With handle to check the head install ok or not.

2.Don’t contact ink when you insert the head cable.

And make sure contact well with the socket.If not,that maybe make the head short circui.

3.check cartridge’s ink is full or not,if cartridge’s ink level is too low,it will damage the head.

4.check wiper and capping is dirty or not.If direty,you need to change them.

5.The head may have air inside the nozzle, so would not be normal print,

it can only be normal after the head of the air discharge completely out line.

The internal air needs to completely discharged before it can be used normally.

Print Head Return Requirements:

All our print heads are highprecision commodity and brand new, after receiving the goods,

please first confirm print head model and specifications, any problem, please contact with our sales

staff as soon as possible.

Any problem after the print heads are installed and used will be non-refundable.

  • Type: Other
  • Brand Name: YILINUOSI
  • Color: BK
  • Model Number: A1746 Roland Circuit / Transistor

  • Unit Type: lot (10 pieces/lot)
  • Package Weight: 0.2kg (0.44lb.)
  • Package Size: 10cm x 10cm x 8cm (3.94in x 3.94in x 3.15in)