The Disk 72GB, SAS, 15k, SFF, SP information kits contain all diagnostics and documentation for the entire MicroPDP-11 Multiuser System family (MicroPDP-11/83, 11/73, 11/53, and 11/23). The MicroPDP-11/53 will use the RX50-based kits; the RX33 will both read and write RX50 format. Disk 72GB, SAS, 15k, SFF, SP English-language diagnostics and documentation on RX50 media for the H9642-JA/JB systems ZYAAE-P5 English-language diagnostics and documentation on TK50 media for the H9642-JA/JB systems Disk 72GB, SAS, 15k, SFF, SP English-language diagnostics and documentation on RX50 media for the BAl23 systems ZYAAB-P5 English-language diagnostics and documentation on TK50 media for the BAl23 systems ZYAAA-P3 English-language diagnostics and documentation on RX50 media for the BA23 systems Disk 72GB, SAS, 15k, SFF, SP English-language diagnostics and documentation on TK50 media for the BA23 systems The following diagnostics may be ordered separately: Disk 72GB, SAS, 15k, SFF, SP English-language diagnostics on RX50 media ZYA03-P5 English-language diagnostics on TK50 media ZYA03-P4 English-language diagnostics on RC25 media ZYA03-P6 English-language diagnostics on TK25 media