Self-Maintenance Service SCSI 16-bit Choose only one type of service Agreement - includes updates agreement per system. All software products must have the same type of service agreement per CPU. SCSI 16-bit Basic Service Agreement SCSI 16-bit- Complete the part number with the same includes SCSI 16-bit updates, telephone five digits as the part number for the support, and online access to a license. For example, order QY505-x5 service database (for most for SCSI 16-bit -11M-PLUS on a TK50. products) SCSI 16-bit Service Agreement - includes updates, telephone support, preventive and remedial support, and online access to a service SCSI 16-bit database for most products) Installation Service - installation of software products on system SCSI 16-bit