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CH-101B

CHICONY, INC.

CH-101B

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 drives

CONNECTIONS

Function

Location

34-pin data cable connector-floppy drive

J1

40-pin IDE Interface (AT) connector-internal

J2

10-pin serial port 2 connector-internal

J3

DB-9 serial port 1 connector-external

J4

DB-25 parallel port connector-external

J5

2-pin connector-drive active LED

J6

USER CONFIGURABLE SETTINGS

Function

Location

Setting

Floppy drive port address is 3F0-3F7h

JP2/jumper 2

open

 

Floppy drive port address is 370-377h

JP2/jumper 2

closed

Single speed floppy drive supported

JP2/jumper 3

closed

 

Dual speed floppy drive supported

JP2/jumper 3

open

Parallel Port is set for LPT1

JP3

pins 1 & 2 closed

 

Parallel Port is set for LPT2

JP3

pins 2 & 3 closed

Parallel Port uses IRQ7

JP4

pins 1 & 2 closed

 

Parallel Port uses IRQ5

JP4

pins 2 & 3 closed

 

Parallel Port disabled

JP3

open

Serial Port 1 (CN4) is set for COM1

JP5

pins 1 & 2 closed

 

Serial Port 1 (CN4) is set for COM3

JP5

pins 2 & 3 closed

 

Serial Port 1 disabled

JP5

open

Serial Port 1 (CN3) is set for COM2

JP6

pins 1 & 2 closed

 

Serial Port 1 (CN3) is set for COM4

JP6

pins 2 & 3 closed

 

Serial Port 1 disabled

JP6

open

HARD DRIVE CONFIGURATION

Drive

JP2/jumper 1

JP2/jumper 4

JP2/Jumper 5

Normal hard drive operation

closed

closed

closed

 

Supports CP-344 and WD93048-A type drives

open

closed

closed

 

Secondary hard drive port address enabled

closed

open

closed

 

Supports CP-342 and 3022 type drives

closed

closed

open

 

Disabled

open

open

open