IMC NETWORK CORPORATION ETHERNIC/2000 NIC Type Ethernet Transfer Rate 10Mbps Data Bus 8/16-bit ISA Topology Linear Bus Wiring Type RG--58A/U 50ohm coaxial RG--62A/U 93ohm coaxial 75ohm coaxial AUI transceiver via DB-15 port Boot ROM Available [Image] INTERRUPT REQUEST IRQ JP1A JP1B JP1C JP1D JP1E JP1F JP1G JP1H 2/9 Open Open Open Closed Open Open Open Open » 3 Closed Open Open Open Open Open Open Open 4 Open Closed Open Open Open Open Open Open 5 Open Open Closed Open Open Open Open Open 10 Open Open Open Open Closed Open Open Open 11 Open Open Open Open Open Closed Open Open 12 Open Open Open Open Open Open Closed Open 15 Open Open Open Open Open Open Open Closed Note:If a Boot ROM is installed, see the I/O base address & Boot ROM address table for valid interrupt settings. COMPATIBILITY MODE Setting JP2A JP2B » Disabled Closed Open Enabled Open Closed Note:On some systems the data bus timing is not truly IBM PC/AT compatible. If the card is not initializing enabling compatibility mode may allow the card to operate properly. DATA BUS SIZE Setting JP2C » Autosense Closed 8-bit Open Note:In autosense mode the card automatically detects if it is in a 16-bit or 8-bit slot. On some Rev. 01 cards this jumper is incorrectly labeled TURBO. I/O BASE ADDRESS & BOOT ROM ADDRESS I/O Address Boot ROM JP3A JP3B JP3C Address 200 N/A Open Open Open 220 N/A Closed Open Open 240 N/A Open Closed Open 260 N/A Closed Closed Open » 300 C8000h (IRQ3) Open Open Closed 320 CC000h (IRQ5) Closed Open Closed 340h D0000h (IRQ4) Open Closed Closed 360h N/A Closed Closed Closed Note:If a boot ROM is to be installed one of the I/O address configurations with a boot ROM address must be used and the indicated IRQ must be set. BOOT ROM Setting JP3D » Disabled Closed Enabled Open CABLE TYPE Type S2 S3 S4 » RG--58A/U 50ohm Installed Open 50ohm (P/N coaxial 90-39050) RG--62A/U 93ohm Installed Open 93ohm (P/N coaxial 90-39093) 75ohm coaxial Installed Open 75ohm (P/N 90-39075) AUI transceiver Open Installed N/A via DB-15 port Note:S2 and S3 are sockets for a transformer chip while S4 is a socket for a Cabling Option Resistor Kit (CORK). To choose a cable type insert the appropriate chips into the appropriate sockets. All cards on the network segment must use the same type of coaxial cable.