DIGITAL EQUIPMENT CORPORATION DIGITAL SERVER 3100R, DIGITAL SERVER 3200R Device Type Mainboard Processor Pentium Pro/Pentium II Processor 133/166/200/233/266/300/333/366/400/433/466/500/533MHz Speed Chip Set Unidentified Video Chip Set Unidentified Maximum 1GB (EDO supported) Onboard Memory Maximum Video Unidentified Memory Cache 256/512KB (located on Pentium Pro/Pentium II CPU) BIOS Unidentified Dimensions 305mm x 244mm I/O Options 32-bit PCI slots (3), floppy drive interface, SCSI (backplane) interface, Wide Ultra SCSI interface, parallel port, PS/2 mouse port, serial ports (2), VGA port, CPU slot I/O Options VRM connectos (2) (CPU) NPU Options None [Image] CONNECTIONS Purpose Location Purpose Location Speaker C1 VGA port CN4 Chassis fan power C2 PS/2 mouse port CN5 Chassis fan power C3 Ultra Wide SCSI CN6 interface Front panel connector C4 SCSI interface CN7 Ethernet daughter C5 Floppy drive CN8 connector interface Remote Server C6 5v power P1 Management Serial port CN1 3.3v power P2 Serial port CN2 32-bit PCI slots PC1 – PC3 Parallel port CN3 CPU slot SL1 USER CONFIGURABLE SETTINGS Function Label Position » EISA slot 4 master delay select J30 Pins 1 & 2 normal closed EISA slot 4 master delay select J30 Pins 2 & 3 delay one clock cycle closed » EISA slot 5 master delay select J31 Pins 1 & 2 normal closed EISA slot 5 master delay select J31 Pins 2 & 3 delay one clock cycle closed » BIOS upgrade enabled SW1/1 On BIOS upgrade disabled SW1/1 Off » BIOS normal operation SW1/2 Off BIOS recovery mode SW1/2 On » Boot block update disabled SW1/3 Off Boot block update enabled SW1/3 On » Password normal operation SW1/4 Off Password clear SW1/4 On » RSM not installed SW1/5 On RSM installed SW1/5 Off » CMOS memory normal operation SW1/6 Off CMOS memory clear SW1/6 On » Factory configured - do not alter SW1/7 Off » Factory configured - do not alter SW1/8 Off [Image] CONNECTIONS Purpose Location Purpose Location VRM connector CN1 VRM connector CN2 SIMM CONFIGURATION Size Bank 0 Bank 1 Bank 2 Bank 3 64MB (2) 8M x 36 None None None 128MB (2) 16M x 36 None None None 128MB (2) 8M x 36 (2) 8M x 36 None None 192MB (2) 16M x 36 (2) 8M x 36 None None 192MB (2) 8M x 36 (2) 8M x 36 (2) 8M x 36 None 256MB (2) 16M x 36 (2) 16M x 36 None None 256MB (2) 8M x 36 (2) 8M x 36 (2) 8M x 36 (2) 8M x 36 320MB (2) 16M x 36 (2) 8M x 36 (2) 8M x 36 (2) 8M x 36 384MB (2) 16M x 36 (2) 16M x 36 (2) 16M x 36 None 448MB (2) 32M x 36 (2) 8M x 36 (2) 8M x 36 (2) 8M x 36 SIMM CONFIGURATION (CON’T) Size Bank 0 Bank 1 Bank 2 Bank 3 512MB (2) 32M x 36 (2) 32M x 36 None None 512MB (2) 16M x 36 (2) 16M x 36 (2) 16M x 36 (2) 16M x 36 640MB (2) 32M x 36 (2) 16M x 36 (2) 16M x 36 (2) 16M x 36 768MB (2) 32M x 36 (2) 32M x 36 (2) 32M x 36 None 1024MB (2) 32M x 36 (2) 32M x 36 (2) 32M x 36 (2) 32M x 36 Note: Board accepts EDO memory. CACHE CONFIGURATION Note: 256KB/512KB cache is located on the Pentium Pro CPU. CPU SPEED SELECTION CPU Clock Multiplier SW1/1 SW1/2 SW1/3 SW1/4 speed speed 133MHz 66MHz 2x Off Off Off Off 166MHz 66MHz 2.5x Off On Off Off 200MHz 66MHz 3x Off Off On Off 233MHz 66MHz 3.5x Off On On Off 266MHz 66MHz 4x Off Off Off On [Image] CONNECTIONS Purpose Location Purpose Location VRM connector CN1 VRM connector CN2 DIMM CONFIGURATION Size Bank 0 Bank 1 Bank 2 Bank 3 64MB (1) 8M x 64 None None None 128MB (1) 16M x 64 None None None 128MB (1) 8M x 64 (1) 8M x 64 None None 192MB (1) 16M x 64 (1) 8M x 64 None None 256MB (1) 16M x 64 (1) 16M x 64 None None 256MB (1) 8M x 64 (1) 8M x 64 (1) 8M x 64 (1) 8M x 64 320MB (1) 16M x 64 (1) 8M x 64 (1) 8M x 64 (1) 8M x 64 384MB (1) 16M x 64 (1) 16M x 64 (1) 16M x 64 None 512MB (1) 16M x 64 (1) 16M x 64 (1) 16M x 64 (1) 16M x 64 Note: Board accepts EDO memory. CACHE CONFIGURATION Note: 256KB/512KB cache is located on the Pentium II CPU. CPU SPEED SELECTION CPU Clock Multiplier SW1/1 SW1/2 SW1/3 SW1/4 speed speed 200MHz 66MHz 3x Off On Off Off 233MHz 66MHz 3.5x On On Off Off 266MHz 66MHz 4x Off Off On Off 300MHz 66MHz 4.5x On Off On Off 333MHz 66MHz 5x Off On On Off 366MHz 66MHz 5.5x On On On Off 400MHz 66MHz 6x Off Off Off On 433MHz 66MHz 6.5x On Off Off On 466MHz 66MHz 7x Off On Off On 500MHz 66MHz 7.5x On On Off On 533MHz 66MHz 8x Off Off On On CPU SPEED SELECTION (CON’T) CPU Clock Multiplier SW1/5 SW1/6 SW1/7 SW1/8 speed speed 200MHz 66MHz 3x On On On On 233MHz 66MHz 3.5x On On On On 266MHz 66MHz 4x On On On On 300MHz 66MHz 4.5x On On On On 333MHz 66MHz 5x On On On On 366MHz 66MHz 5.5x On On On On 400MHz 66MHz 6x On On On On 433MHz 66MHz 6.5x On On On On 466MHz 66MHz 7x On On On On 500MHz 66MHz 7.5x On On On On 533MHz 66MHz 8x On On On On