LOMAS DATA PRODUCTS, INC.
LDP CACHE IV
| 
 
  | |
| 
 Data bus:  | 
 16-bit, ISA  | 
| 
 Size:  | 
 Full-length, full-height card  | 
| 
 Hard drive supported:  | 
 Up to seven SCSI devices  | 
| 
 Floppy drives supported:  | 
 Two 360KB, 720KB, 1.2MB, or 1.44MB drives  | 
| 
 CONNECTIONS  | |
| 
 Function  | 
 Location  | 
| 
 50-pin SCSI connector - internal  | 
 J1  | 
| 
 25-pin SCSI II connector - external (optional feature)  | 
 J2  | 
| 
 34-pin control cable connector - floppy drive  | 
 J3  | 
| 
 2-pin connector - Error LED  | 
 J4  | 
| 
 20-pin factory test connector - internal  | 
 J5  | 
| 
 2-pin connector - Drive active LED  | 
 J6  | 
| 
 USER CONFIGURABLE SETTINGS  | |||
| 
 Function  | 
 Location  | 
 Setting  | |
| » | 
 Floppy drive enabled  | 
 JP1  | 
 closed  | 
| 
 Floppy drive disabled  | 
 JP1  | 
 open  | |
| » | 
 BIOS enabled  | 
 JP8  | 
 closed  | 
| 
 BIOS disabled  | 
 JP8  | 
 open  | |
| 
 USER CONFIGURABLE SETTINGS  | |||
| 
 Function  | 
 Location  | 
 Setting  | |
| » | 
 I/O port address is 320h (primary)  | 
 JP9  | 
 closed  | 
| 
 I/O port address is 324h (secondary)  | 
 JP9  | 
 open  | |
| » | 
 Controller supplies TERMPWR to SCSI interface 26  | 
 JP10  | 
 closed  | 
| 
 TERMPWR not supplied to SCSI Interface 26  | 
 JP10  | 
 open  | |
| » | 
 1x9 SIMM module configuration enabled  | 
 JP11  | 
 pins 1 & 2 closed  | 
| 
 4x9 SIMM module configuration enabled  | 
 JP11  | 
 pins 2 & 3 closed  | |
| » | 
 Error LED status software interrogation enabled  | 
 JP12  | 
 pins 1 & 2 closed  | 
| 
 Error LED status software interrogation disabled  | 
 JP12  | 
 pins 2 & 3 closed  | |
| » | 
 Interrupt Request is IRQ14  | 
 JP13  | 
 pins 1 & 2 closed  | 
| 
 Interrupt Request is IRQ15  | 
 JP13  | 
 pins 2 & 3 closed  | |
| 
 BIOS ADDRESS  | |||
| 
 Address  | 
 Jumper JP6  | 
 Jumper JP7  | |
| » | 
 C800h  | 
 closed  | 
 closed  | 
| 
 CA00h  | 
 open  | 
 closed  | |
| 
 D000h  | 
 closed  | 
 open  | |
| 
 D800h  | 
 open  | 
 open  | |
| 
 MISCELLANEOUS TECHNICAL NOTES  | 
| 
 Jumper JP2 is factory configured -- do not alter. If secondary I/O port address is enabled, configure JP13 to pins 2 & 3 closed -- IRQ15 enabled.  |