Roland V-Studio VS-840GX Mode D'emploi page 249

5.
Remove the four "B" screws, then remove the cover from the unit's undersurface.
6.
Insert the VS4S-1 at the opening on the rear panel, making sure that the side with the
connector is facing up. Then, use screws "A" to fasten it in place.
* Never use excessive force when installing a circuit board. If it doesn't fit properly on the first attempt,
remove the board and try again.
7.
Hold the cable installed on the VS4S-1 so that the edge of the cable with the blue line is
facing up. Bend the cable as shown in the figure, and insert the free end securely into the
connector on the main board.
* When circuit board installation is complete, double-check your work.
* Do not touch any of the printed circuit pathways or connection terminals.
8.
Make sure the VS4S-1 and cable connections are secure, then use screws "B" to reattach the
cover to the unit's undersurface.
9.
Turn the VS-840GX right-side up again.
10.
Check that the board operates normally. Connect a Zip drive or other suitable device to the
SCSI connector, then follow the procedure on p. 209 to check the operation.
11.
If operation is without problem, the installation is complete.
If a problem is found, repeat the installation procedure.
Installation of the VS4S-1 (optional SCSI board)
CAUTION
Do not remove any screws
other than the ones shown
in the figure.
205