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SNB-C037 Hard Disk/Floppy Controller Settings and Configuration






UNIDENTIFIED

SNB-C037

Data bus: 16-bit, ISA

Size: Half-length, full-height card

Hard drives supported: Two IDE Interface (AT) drives

Floppy drives supported: Two 360KB, 720KB, 1.2MB, or 1.44MB

CONNECTIONS

Function

Location

4-pin connector-drive active LED

CN1

34-pin control cable connector-floppy drive

CN2

40-pin IDE Interface (AT) connector

CN3

9-pin serial port 1 (COM1/3/4)-internal

CN4

9-pin serial port 2 (COM2/3/4)-internal

CN5

15-pin game port-external

CN6

25-pin parallel port-external

CN7

USER CONFIGURABLE SETTINGS

Function

Location

Setting

Floppy drive enabled

JP1

open

 

Floppy drive disabled

JP1

closed

Hard drive enabled

JP2

open

 

Hard drive disabled

JP2

closed

IRQ14 enabled without Active control

JP3

pins 2 & 3 closed

 

IRQ14 enabled with Active control

JP3

pins 1 & 2 closed

Serial Port 1 (CN4) is set to IRQ4 (COM1)

JP4

pins 2 & 3 closed

 

Serial Port 1 (CN4) is set to IRQ3 (COM4)

JP4

pins 1 & 2 closed

Serial Port 2 (CN5) is set to IRQ3 (COM2/4)

JP5

pins 1 & 2 closed

 

Serial Port 2 (CN5) is set to IRQ4 (COM3)

JP5

pins 2 & 3 closed

Parallel Port (CN7) is set to IRQ7 (LPT2)

JP6

pins 1 & 2 closed

 

Parallel Port (CN7) is set to IRQ5 (LPT3)

JP6

pins 2 & 3 closed

16-bit data transfer with buffer output

JP8

pins 1 & 2 closed

 

16-bit data transfer without buffer output

JP8

pins 2 & 3 closed

SERIAL PORT 2 (CN5) CONFIGURATION

COM

S2

S4

COM2 (2F8-2FF)

closed

open

 

COM3 (3E8-3EF)

closed

closed

 

COM4 (2E8-2EF)

open

closed

 

Disabled

open

open

SERIAL PORT 1 (CN4) CONFIGURATION

COM

P2

S3

COM1 (3F8-3FF)

closed

open

 

COM3 (3E8-3EF)

open

closed

 

COM4 (2E8-2EF)

closed

closed

 

Disabled

open

open

PARALLEL PORT (CN7) CONFIGURATION

LPT

P1

S1

LPT2 (378-37F)

closed

open

 

LPT3 (278-27F)

open

closed

 

Disabled

open

open








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