COGENT DATA TECHNOLOGIES, INC.
E/MASTER I-AT
| 
 NIC Type  | 
 Ethernet  | 
| 
 Transfer Rate  | 
 10Mbps  | 
| 
 Data Bus  | 
 16-bit ISA  | 
| 
 Topology  | 
 Linear Bus  | 
| 
 Wiring Type  | 
 RG58A/U 50ohm coaxial AUI transceiver via DB-15 port  | 
| 
 Boot ROM  | 
 Available  | 
| 
 CABLE TYPE SELECTION  | |||
| 
 Type  | 
 JP1/A-F  | 
 JP2  | |
| » | 
 RG58A/U 50ohm coaxial  | 
 Pins 2 & 3 closed  | 
 Pins 2 & 3 closed  | 
| 
 AUI transceiver via DB-15 port  | 
 Pins 1 & 2 closed  | 
 Pins 1 & 2 closed  | |
| 
 INTERRUPT REQUEST SELECTION  | |||||||||||
| 
 IRQ  | 
 JP3A  | 
 JP3B  | 
 JP3C  | 
 JP3D  | 
 JP3E  | 
 JP3F  | 
 JP3G  | 
 JP3H  | 
 JP3I  | 
 JP3J  | |
| » | 
 10  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Closed  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
| 
 2/9  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Closed  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | |
| 
 3  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Closed  | |
| 
 4  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Closed  | 
 Open  | |
| 
 5  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Closed  | 
 Open  | 
 Open  | |
| 
 7  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Closed  | 
 Open  | 
 Open  | 
 Open  | |
| 
 11  | 
 Open  | 
 Open  | 
 Open  | 
 Closed  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | |
| 
 12  | 
 Open  | 
 Open  | 
 Closed  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | |
| 
 14  | 
 Open  | 
 Closed  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | |
| 
 15  | 
 Closed  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | |
| 
 DMA CHANNEL SELECTION  | |||||||
| 
 Channel  | 
 JP4A  | 
 JP4B  | 
 JP4C  | 
 JP5A  | 
 JP5B  | 
 JP5C  | |
| » | 
 DMA5  | 
 Closed  | 
 Open  | 
 Open  | 
 Closed  | 
 Open  | 
 Open  | 
| 
 DMA6  | 
 Open  | 
 Closed  | 
 Open  | 
 Open  | 
 Closed  | 
 Open  | |
| 
 DMA7  | 
 Open  | 
 Open  | 
 Closed  | 
 Open  | 
 Open  | 
 Closed  | |
| 
 Note:Each E/MASTER II in the server must have a unique DMA setting.  | |||||||
| 
 BOOT ROM SIZE SELECTION  | ||
| 
 Size  | 
 JP6  | |
| » | 
 8KB  | 
 Pins 2 & 3 closed  | 
| 
 16KB  | 
 Pins 1 & 2 closed  | |
| 
 CLOCK SELECTION  | ||
| 
 Select  | 
 JP7  | |
| » | 
 Clock on E/MASTER adapter (10MHz)  | 
 Pins 1 & 2 closed  | 
| 
 Clock on the host bus  | 
 Pins 2 & 3 closed  | |
| 
 BOOT ROM ADDRESS SELECTION  | |||||||
| 
 Address  | 
 JP13  | 
 JP14  | 
 JP15  | 
 JP16  | 
 JP17  | 
 JP18  | |
| » | 
 D8000h  | 
 Pins 1 & 2  | 
 Pins 2 & 3  | 
 Pins 1 & 2  | 
 Pins 1 & 2  | 
 Pins 2 & 3  | 
 Pins 2 & 3  | 
| 
 C0000h  | 
 Pins 1 & 2  | 
 Pins 2 & 3  | 
 Pins 2 & 3  | 
 Pins 2 & 3  | 
 Pins 2 & 3  | 
 Pins 2 & 3  | |
| 
 C8000h  | 
 Pins 1 & 2  | 
 Pins 2 & 3  | 
 Pins 2 & 3  | 
 Pins 1 & 2  | 
 Pins 2 & 3  | 
 Pins 2 & 3  | |
| 
 D0000h  | 
 Pins 1 & 2  | 
 Pins 2 & 3  | 
 Pins 1 & 2  | 
 Pins 2 & 3  | 
 Pins 2 & 3  | 
 Pins 2 & 3  | |
| 
 E0000h  | 
 Pins 1 & 2  | 
 Pins 1 & 2  | 
 Pins 2 & 3  | 
 Pins 2 & 3  | 
 Pins 2 & 3  | 
 Pins 2 & 3  | |
| 
 E8000h  | 
 Pins 1 & 2  | 
 Pins 1 & 2  | 
 Pins 2 & 3  | 
 Pins 1 & 2  | 
 Pins 2 & 3  | 
 Pins 2 & 3  | |
| 
 Note:Pins designated should be in the closed position.  | |||||||
| 
 SA 19-17 LINE CONFIGURATION  | ||
| 
 Setting  | 
 JP30  | |
| » | 
 SA 19-17 lines enabled  | 
 Pins 1 & 2 closed  | 
| 
 SA 19-17 lines disabled  | 
 Pins 2 & 3 closed  | |
| 
 AUI GROUND CONFIGURAION  | ||
| 
 Setting  | 
 JP40  | |
| » | 
 Unused shield pins on AUI connector grounded  | 
 Closed  | 
| 
 Unused shield pins on AUI connector not grounded  | 
 Open  | |
| 
 FACTORY CONFIGURED SETTINGS - DO NOT ALTER  | |
| 
 Jumper  | 
 Setting  | 
| 
 JP8  | 
 Pins 1 & 2 closed  | 
| 
 JP9  | 
 Pins 1 & 2 closed  | 
| 
 JP10  | 
 Pins 2 & 3 closed  | 
| 
 JP11  | 
 Pins 2 & 3 closed  | 
| 
 JP12  | 
 Pins 1 & 2 closed  |