Confirm The Pcb Transfer - Yamaha S20 Service Information

4.4 Confirm the PCB transfer

Set a board on the conveyor and slide it from the upstream machine manually
and confirm that the PCB slides smoothly between the machines.

Adjust the position with the reference machine

Check that the levelness of the machine falls within the specification.

Check that the reference conveyors of the reference machine and the adjacent machine are
properly aligned.

Check that the position of the machine being installed is not shifted in the R-direction.
(The machine is aligned with the reference machine.)
Check with a steel ruler
The already
installed reference
machine
Steel ruler
There should be no clearance between
the scale and the conveyors.

Adjust the height with the reference machine

Check that the height at the connecting part of the conveyors is the same.
Place a jig for aligning the production line or a test board each on the conveyors at the
connecting part of the reference machine and the adjacent machine, and check if the
height of the conveyors is the same.
The already
installed
reference
machine

Adjustment when the transfer is not smooth and there is a gap between the machines
Move the machine, turn the adjuster bolt and etc., and perform the adjustment.
Note:
When sliding the board, push it against the reference conveyor and then the movable conveyor to check if
the board can be transferred smoothly on the both side.
The adjacent
machine (Being
installed)
The clearance between the conveyors:
SI1604009E-002= S20, S10, M20, M10 and D10 installation procedures
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For Service Engineer
Service Information
Check with PCB
There should be no clearance
between the boards.
The already
installed reference
machine
The adjacent machine
(Being installed)
Make sure that there is no
height difference between the
boards.
Keep the height difference
about 0 to 0.5mm.
5mm or less
The adjacent
machine (Being
installed)