Roland SP-404 Service Notes

2
SEP.2005
CAUTIONARY NOTES
TAKE BACKUP OF USER DATA
User data status after each of the following processes is described below.
Whenever carrying out procedures that involve deleting or erasing user data,
always be sure to back up the user data to some form of external media (refer
to USERS DATA SAVE AND LOAD).
PARTS LIST
Due to one or more of the following reasons,parts with parts code ********
cannot be supplied as service parts.
• Part supplied only as a component in a complete assembly.
• Copyright does not permit the part to be supplied.
• Part is sold commercially.
CIRCUIT BOARD
“NIU” meant that “NOT IN USE” there don’t set any contents in the Circuit
Diagram.
There has silk-screen only in the Circuit Board.
Process USER DATA
Checking Version number Preserved
Factory Reset Deleted
System Update Preserved
Test Mode Deleted

Roland SP-404 Specifications

Materials

main materials	polyester, polyethylene resin, polyurethane

Weight and Dimensions

dimensions	340 (W) x 170 (D) x 310 (H) mm, 13-7/16 (W) x 6-3/4 (D) x 12-1/4 (H) inches
weight	650 g, 1 lb 7 oz