UNIDENTIFIED
CX-I
| 
 Q3 /95 | 
Data bus: 8-bit, ISA
Size: Half-length, full-height card
Hard drives supported: Two IDE (AT/XT) Interface drive
Floppy drives supported: None
| 
 CONNECTIONS  | |
| 
 Function  | 
 Location  | 
| 
 40-pin IDE (AT/XT) Interface  | 
 J2  | 
| 
 4-pin connector-drive active LED  | 
 J4  | 
| 
 BIOS ADDRESS SELECTION  | |||||
| 
 Address  | 
 J1/1  | 
 J1/2  | 
 J1/3  | 
 J1/4  | |
| » | 
 C8000h  | 
 closed  | 
 open  | 
 open  | 
 open  | 
| 
 CA000h  | 
 open  | 
 closed  | 
 open  | 
 open  | |
| 
 CC000h  | 
 open  | 
 open  | 
 closed  | 
 open  | |
| 
 CE000h  | 
 open  | 
 open  | 
 open  | 
 closed  | |
| 
 USER CONFIGURABLE SETTINGS  | |||
| 
 Function  | 
 Location  | 
 Setting  | |
| » | 
 IDE (AT/XT) interface enabled  | 
 J3  | 
 closed  | 
| 
 IDE (AT/XT) interface disabled  | 
 J3  | 
 open  | |
| » | 
 ALE (Address Latch Enabled) signal enabled  | 
 J5  | 
 closed  | 
| 
 ALE (Address Latch Enabled) signal disabled  | 
 J5  | 
 open  | |
| » | 
 PDIAG (Pass Diagnostics) disabled  | 
 J6  | 
 open  | 
| 
 PDIAG (Pass Diagnostics) enabled  | 
 J6  | 
 closed  | |
| » | 
 IOCHRDY signal disabled  | 
 J7  | 
 open  | 
| 
 IOCHRDY signal enabled  | 
 J7  | 
 closed  | |
| » | 
 AEN (Address Enable) signal disabled  | 
 J16  | 
 open  | 
| 
 AEN (Address Enable) signal connected to pin 21  | 
 J16/pins 1 & 2  | 
 closed  | |
| 
 IDE connector/ Pins 21 & 37 are connected  | 
 J16/pins 2 & 3  | 
 closed  | |
| » | 
 IRQ 5 select  | 
 J17/pins 1 & 2  | 
 closed  | 
| 
 IRQ 5 reserved  | 
 J17/pins 2 & 3  | 
 closed  | |
| » | 
 AT/XT bus drive selected  | 
 J10/pins 1 & 2  | 
 closed  | 
| 
 AT/XT bus drive reserved  | 
 J10/pins 2 & 3  | 
 closed  | |
| 
 IDE BUS TYPE SELECTION  | ||||||||
| 
 Bus Type  | 
 J8  | 
 J9  | 
 J11  | 
 J12  | 
 J13  | 
 J14  | 
 J15  | |
| » | 
 AT  | 
 1 & 2  | 
 1 & 2  | 
 1 & 2  | 
 1 & 2  | 
 open  | 
 closed  | 
 closed  | 
| 
 XT  | 
 2 & 3  | 
 2 & 3  | 
 2 & 3  | 
 2 & 3  | 
 closed  | 
 open  | 
 open  | |
| 
 Note: Designated pins are in the closed position.  | ||||||||
| 
 IDE DRIVE SELECTION  | |||
| 
 Drive  | 
 J18  | 
 J19  | |
| » | 
 AT  | 
 pins 2 & 3 closed  | 
 pins 1 & 2 closed  | 
| 
 XT  | 
 pins 2 & 3 closed  | 
 pins 2 & 3 closed  | |
| 
 XT  | 
 pins 1 & 2 closed  | 
 pins 2 & 3 closed  | |
| 
 XT  | 
 pins 1 & 2 closed  | 
 pins 1 & 2 closed  | |