Roland SJ-540 / SJ-740 / FJ-540 / FJ-740 Head Board for 6 Heads - W811904020

Description

Generic Roland SJ-540 / SJ-740 / FJ-540 / FJ-740 Head Board for 6 Heads - W811904020
Printer Compatibility:
Roland CJ-540 / Roland FJ-540 / FJ-740K / FJ-740 / Roland SC-540 / SC-545 EX / Roland SJ-1000 / SJ-1045 EX / SJ-540 / SJ-545 EX / SJ-640 / SJ-645 EX / SJ-740 / SJ-745 EX / SJ-745
Net Weight:
500g/pc
Packing Size:
13.8" x 9.9" x 2.4"(350 x 250 x 60mm)
Gross Weight:
800g/pc
Manufacturer:
OEM
Part No.:
W811904020
Through strict selection of electronic components, the
new
printhead
board has been passed the aging test
with maximum loading time of electricity to 120 hours.
Most of the electronic components of other brand
printhead  boards are not in good quality and also
not been tested for aging performance as well as short time of loading of electricity.
This new printhead board applies aluminum
heat
sinks which gives good performance of heat dissipation.
Other brand printhead boards use iron heat sinks
which don’t dissipate heat well.
1.
Disconnect the cables from the head board.
2.
Move the screws and disconnect the connector.
3.
Place the head board to the new one.
4.
Connect all the cables to the head board.
5.
Carry out the following checks
:
• THERMISTER CHECK
• HEAD UP/DOWN SENSOR CHECK
• FAN ON THE HEAD BOARD
Quality report: