Roland VersaCamm VS-640 Service Notes page 136

SW POWER SUPPLY REPLACEMENT (41V)
SW POWER SUPPLY CONNECTOR LAYOUT
Turn off the Sub Power SW, and then turn off the Main Power
1
SW and pull out the Power Cord.
Remove the Right Cover, the Right Top Cover and the Chas-
2
sis Cover.
Connected to the [CN1]
and [CN405] on the SER-
VO BOARD, and [CN22]
on the Main Board
Connected to the
[CN302] on the Power
Board
OFF
Right Cover
3-63
Chassis Cover
Right Top Cover