DISTRIBUTED PROCESSING TECHNOLOGY ================================= PM2124, PM2124W, PM2124-MAC, PM2124W-MAC +------------------------------------------------------------+ |------------------------------------------------------------| | Data bus: | 32-bit PCI | |---------------+--------------------------------------------| | Size: | Three-quarter length, full-height card | |---------------+--------------------------------------------| | Hard drive | Up to seven SCSI-2 or Fast SCSI-2 devices | | supported: | (PM2124/PM2124-MAC) | | | | | | Up to fifteen Wide SCSI-2 devices | | | (PM2124W/PM2124W-MAC) | |---------------+--------------------------------------------| | Floppy drives | None | | supported: | | +------------------------------------------------------------+ +------------------------------------------------------------+ | CONNECTIONS (CM4000 CACHING MODULE) | |------------------------------------------------------------| | Function | Location | |------------------------------------------------+-----------| | Fault LED (red) | DS1 | |------------------------------------------------+-----------| | ECC enabled LED (green) | DS2 | |------------------------------------------------+-----------| | Proprietary CM4000 connector - caching board | J1 | | to controller | | |------------------------------------------------+-----------| | Proprietary CM4000 connector - caching board | J2 | | to controller | | |------------------------------------------------------------| | Note: Proprietary connectors J1 and J2 are on the reverse | | side of the board. | +------------------------------------------------------------+ +------------------------------------------------------------+ | CONNECTIONS (CONTROLLER) | |------------------------------------------------------------| | Function | Location | |----------------------------------------------+-------------| | 50/68-pin SCSI connector - external | J11 | |----------------------------------------------+-------------| | Proprietary CM4000 connector - controller to | P1 | | caching board | | |----------------------------------------------+-------------| | Proprietary CM4000 connector - controller to | P2 | | caching board | | |----------------------------------------------+-------------| | 3-pin connector - factory test LED | P4 | |----------------------------------------------+-------------| | 4-pin connector - drive active LED | P6 | |----------------------------------------------+-------------| | Proprietary DM4000 (disk array module) | P5 | | connector | | |----------------------------------------------+-------------| | Proprietary DM4000 (disk array module) | P7 | | connector | | |----------------------------------------------+-------------| | 50/68-pin SCSI connector - internal | P10 | |----------------------------------------------+-------------| | LED - adapter busy | LED1 | |----------------------------------------------+-------------| | LED - computer bus transfer to adapter | LED2 | |----------------------------------------------+-------------| | LED - computer bus transfer from adapter | LED3 | |----------------------------------------------+-------------| | LED - cache hit | LED4 | |----------------------------------------------+-------------| | LED - disk read/ahead active | LED5 | |----------------------------------------------+-------------| | LED - disk read | LED6 | |----------------------------------------------+-------------| | LED - disk write | LED7 | |----------------------------------------------+-------------| | LED - adapter reset | LED8 | |----------------------------------------------+-------------| | LED - interrupt to computer pending | LED9 | |----------------------------------------------+-------------| | LED - DRQ to computer asserted | LED10 | |------------------------------------------------------------| | Note: 50-pin ports are on models PM2124 and PM2124-MAC. | | 68-pin ports are on the PM2124W and PM2124W-MAC. | +------------------------------------------------------------+ +------------------------------------------------------------+ | CACHING MODULE 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 | | | +------------------------------------------------------------+ +------------------------------------------------------------+ | DRAM CONFIGURATION (CONTINUED) | |------------------------------------------------------------| | Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 | |--------+---------------+-----------+-----------+-----------| | 2MB | None | (1) 256K | (1) 256K | None | | | | x 36 | x 36 | | |--------+---------------+-----------+-----------+-----------| | 2MB | None | None | (1) 256K | (1) 256K | | | | | x 36 | x 36 | |--------+---------------+-----------+-----------+-----------| | 3MB | (1) 256K x 36 | (1) 256K | (1) 256K | None | | | | x 36 | x 36 | | |--------+---------------+-----------+-----------+-----------| | 3MB | None | (1) 256K | (1) 256K | (1) 256K | | | | x 36 | x 36 | x 36 | |--------+---------------+-----------+-----------+-----------| | 3MB | (1) 256K x 36 | None | (1) 256K | (1) 256K | | | | | x 36 | x 36 | |--------+---------------+-----------+-----------+-----------| | 3MB | (1) 256K x 36 | (1) 256K | None | (1) 256K | | | | x 36 | | x 36 | |--------+---------------+-----------+-----------+-----------| | 4MB | (1) 256K x 36 | (1) 256K | (1) 256K | (1) 256K | | | | x 36 | x 36 | x 36 | |--------+---------------+-----------+-----------+-----------| | 4MB | (1) 1M x 36 | None | None | None | |--------+---------------+-----------+-----------+-----------| | 4MB | None | (1) 1M x | None | None | | | | 36 | | | |--------+---------------+-----------+-----------+-----------| | 4MB | None | None | (1) 1M x | None | | | | | 36 | | |--------+---------------+-----------+-----------+-----------| | 4MB | None | None | None | (1) 1M x | | | | | | 36 | |--------+---------------+-----------+-----------+-----------| | 8MB | (1) 1M x 36 | (1) 1M x | None | None | | | | 36 | | | |--------+---------------+-----------+-----------+-----------| | 8MB | None | (1) 1M x | (1) 1M x | None | | | | 36 | 36 | | |--------+---------------+-----------+-----------+-----------| | 8MB | None | None | (1) 1M x | (1) 1M x | | | | | 36 | 36 | |--------+---------------+-----------+-----------+-----------| | 12MB | (1) 1M x 36 | (1) 1M x | (1) 1M x | None | | | | 36 | 36 | | |--------+---------------+-----------+-----------+-----------| | 12MB | None | (1) 1M x | (1) 1M x | (1) 1M x | | | | 36 | 36 | 36 | |--------+---------------+-----------+-----------+-----------| | 12MB | (1) 1M x 36 | None | (1) 1M x | (1) 1M x | | | | | 36 | 36 | |--------+---------------+-----------+-----------+-----------| | 12MB | (1) 1M x 36 | (1) 1M x | None | (1) 1M x | | | | 36 | | 36 | |--------+---------------+-----------+-----------+-----------| | 16MB | (1) 1M x 36 | (1) 1M x | (1) 1M x | (1) 1M x | | | | 36 | 36 | 36 | |--------+---------------+-----------+-----------+-----------| | 16MB | (1) 4M x 36 | None | None | None | |--------+---------------+-----------+-----------+-----------| | 16MB | None | (1) 4M x | None | None | | | | 36 | | | |--------+---------------+-----------+-----------+-----------| | 16MB | None | None | (1) 4M x | None | | | | | 36 | | |--------+---------------+-----------+-----------+-----------| | 16MB | None | None | None | (1) 4M x | | | | | | 36 | |--------+---------------+-----------+-----------+-----------| | 32MB | (1) 4M x 36 | (1) 4M x | None | None | | | | 36 | | | |--------+---------------+-----------+-----------+-----------| | 32MB | None | (1) 4M x | (1) 4M x | None | | | | 36 | 36 | | |--------+---------------+-----------+-----------+-----------| | 32MB | None | None | (1) 4M x | (1) 4M x | | | | | 36 | 36 | |--------+---------------+-----------+-----------+-----------| | 48MB | (1) 4M x 36 | (1) 4M x | (1) 4M x | None | | | | 36 | 36 | | |--------+---------------+-----------+-----------+-----------| | 48MB | None | (1) 4M x | (1) 4M x | (1) 4M x | | | | 36 | 36 | 36 | |--------+---------------+-----------+-----------+-----------| | 48MB | (1) 4M x 36 | None | (1) 4M x | (1) 4M x | | | | | 36 | 36 | |--------+---------------+-----------+-----------+-----------| | 48MB | (1) 4M x 36 | (1) 4M x | None | (1) 4M x | | | | 36 | | 36 | |--------+---------------+-----------+-----------+-----------| | 64MB | (1) 4M x 36 | (1) 4M x | (1) 4M x | (1) 4M x | | | | 36 | 36 | 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 2MB and 8MB increments are supported. | +------------------------------------------------------------+