DISTRIBUTED PROCESSING TECHNOLOGY PM2042W/PM2042FW/PM2142W/PM2142FW Data bus: 32-bit EISA Size: Half length, full-height card Hard drive supported: Fifteen SCSI-Wide,or eight SCSI-Wide with seven SCSI-2 Narrow SCSI-3 and Fast SCSI devices also supported Floppy drives supported: Two 360KB, 720KB, 1.2MB, or 1.44MB drives (PM2042FW and PM2142FW only) [Image] CONNECTIONS Function Location RC4040 connector CN1 68-pin SCSI connector - internal J10 68-pin SCSI connector - external J11 50-pin SCSI connector - internal J12 LED - ECC enabled (green) P4 LED - memory fault (red) P5 4-pin connector - drive active LED P6 34-pin cable connector - floppy drive P8 (PM2042FW and PM2142FW only) LED - adapter busy DS1 LED - computer bus transfer to adapter DS2 LED - computer bus transfer from adapter DS3 LED - cache hit DS4 LED - disk read/ahead active DS5 LED - disk read DS6 LED - disk write DS7 LED - adapter reset DS8 LED - interrupt to computer pending DS9 LED - DRQ to computer asserted DS10 USER CONFIGURABLE SETTINGS Function Location Setting » Floppy drive interface Y20 Closed enabled Floppy drive interface Y20 Open disabled Note: Floppy drives only on models PM2042FW and PM2142FW. DRAM CONFIGURATION Size Bank 0 Bank 1 Bank 2 Bank 3 1MB (1) 256K x None None None 36 1MB None (1) 256K x None None 36 1MB None None (1) 256K x None 36 1MB None None None (1) 256K x 36 2MB (1) 256K x (1) 256K x None None 36 36 2MB None (1) 256K x (1) 256K x None 36 36 2MB None None (1) 256K x (1) 256K x 36 36 3MB (1) 256K x (1) 256K x (1) 256K x None 36 36 36 3MB None (1) 256K x (1) 256K x (1) 256K x 36 36 36 3MB (1) 256K x None (1) 256K x (1) 256K x 36 36 36 3MB (1) 256K x (1) 256K x None (1) 256K x 36 36 36 4MB (1) 256K x (1) 256K x (1) 256K x (1) 256K x 36 36 36 36 DRAM CONFIGURATION CONTINUED Size Bank 0 Bank 1 Bank 2 Bank 3 4MB (1) 1M x 36 None None None 4MB None (1) 1M x 36 None None 4MB None None (1) 1M x 36 None 4MB None None None (1) 1M x 36 8MB (1) 1M x 36 (1) 1M x 36 None None 8MB None (1) 1M x 36 (1) 1M x 36 None 8MB None None (1) 1M x 36 (1) 1M x 36 12MB (1) 1M x 36 (1) 1M x 36 (1) 1M x 36 None 12MB None (1) 1M x 36 (1) 1M x 36 (1) 1M x 36 12MB (1) 1M x 36 None (1) 1M x 36 (1) 1M x 36 12MB (1) 1M x 36 (1) 1M x 36 None (1) 1M x 36 16MB (1) 1M x 36 (1) 1M x 36 (1) 1M x 36 (1) 1M x 36 16MB (1) 4M x 36 None None None 16MB None (1) 4M x 36 None None 16MB None None (1) 4M x 36 None 16MB None None None (1) 4M x 36 32MB (1) 4M x 36 (1) 4M x 36 None None 32MB None (1) 4M x 36 (1) 4M x 36 None 32MB None None (1) 4M x 36 (1) 4M x 36 48MB (1) 4M x 36 (1) 4M x 36 (1) 4M x 36 None 48MB None (1) 4M x 36 (1) 4M x 36 (1) 4M x 36 48MB (1) 4M x 36 None (1) 4M x 36 (1) 4M x 36 48MB (1) 4M x 36 (1) 4M x 36 None (1) 4M x 36 64MB (1) 4M x 36 (1) 4M x 36 (1) 4M x 36 (1) 4M x 36 Notes: Although not shown above, 1MB, 4MB and 16MB SIMMs can be combined and DPT ECC SiMMs can replace parity SIMMs of 4MB or 16MB. Single sided SIMMs are preferred, but low-profile double sided 2M and 8MB increments are supported.