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AR-B1474 

Manual 

PART NO:

 

220010008-01

 

1.4 BATTERY SETTING 

(1) Battery Charger Select (JP4) 

 

Factory-Default Setting

Non chargeable

Rechargeable

1

2

3

1

2

3

 

 

(2) External Battery Connector (J6) 

 

1

2

1
2 Battery-

 

 

1.5. HARD DISK (IDE) 
CONNECTOR (CN1) 

1

2

39

40

 

 

Pin Signal Pin Signal 

1 -RESET 2 GROUND 

3 DATA 

7 4 DATA 

5 DATA 

6 6 DATA 

DATA 5 

DATA 10 

DATA 4 

10 

DATA 11 

11 

DATA 3 

12 

DATA 12 

13 

DATA 2 

14 

DATA 13 

15 

DATA 1 

16 

DATA 14 

17 

DATA 0 

18 

DATA 15 

19 GROUND 20  Not 

used 

21 Not 

Used 22 GROUND 

23 -IOW 24 

GROUND 

25 -IOR 26 

GROUND 

27 Not 

Used 28  BALE 

29 Not 

Used 30 GROUND 

31 IRQ14 32 

-IOCS16 

33 SA 

1 34 

Not 

used 

35 SA 

0 36 SA 

37 -CS 

0 38 -CS 

39 

HD LED A 

40 

GROUND 

 

 

 

1.6.FDD PORT 
CONNECTOR (CN2) 

1

2

33

34

 

 

Pin Signal Pin

Signal 

1-33(odd)

GROUND 18

-DIRECTION 

2 -Reduce 

Write 

Current 

20

-STEP OUTPUT 

PULSE 

Not used 

22

-WRITE DATA

6 Not 

used 

24

-WRITE 

ENABLE

8 -INDEX 

26

-TRACK 

10 -MOTOR 

ENABLE A 

28

-WRITE 

PROTECT 

12 

-DRIVE SELECT B

30

-READ DATA

14 

-DRIVE SELECT A

32

-SIDE 1 SELECT

16 -MOTOR 

ENABLE B 

34

-DISK CHANGE

 

1.7.PARALLEL PORT 
CONNECTOR (CN3) 

 

1

2

1

14

13

25

D-Type Connector

Parallel Port Connector

25

26

 

 

CN3 DB-25

Signal CN3 DB-25

Signal 

1

1 -Strobe 

2

14 

-Auto 

Form 

Feed

3

2 Data 

4

15  -Error 

5

3 Data 

6

16 -Initialize 

7

Data 2 

8

17 

-Printer Select In

9

5 Data 

10

18  Ground 

11

6 Data 

12

19  Ground 

13

7 Data 

14

20  Ground 

15

8 Data 

16

21  Ground 

17

9 Data 

18

22  Ground 

19

10 -Acknowledge

20

23 

Ground 

21

11 Busy 

22

24  Ground 

23

12 Paper 

24

25  Ground 

25

13 

Printer Select

26

-- 

No Used 

1.8.SERIAL PORT 

(1) RS-485 Adapter Select (JP3 & JP11) 

1

2

3

JP3  --  COM-A

1

2

3

Reserved for Acrosser's 
RS-485 adapter used only

RS-232C

(Factory Preset)

 

 

1

2

3

JP11  --  COM-B

1

2

3

Reserved for Acrosser's 
RS-485 adapter used only

RS-232C

(Factory Preset)

 

 

(2) RS-232 Connector (DB1 & DB2) 

 

DB1 (COM A)

6-DSR

7-RTS

8-CTS

9-RI

1

-DCD

2

 RXD

3

 TXD

4

-DTR

5

 GND

DB2 (COM B)

6 -DSR

7-RTS

8-CTS

9-RI

1

-DCD

2

 RXD

3

 TXD

4

-DTR

5

 GND

 

 

1.9.EXTERNAL SPEAKER 
HEADER (J3) 

 

1  

2  Speaker-

3  Speaker-

4  Speaker-

J3

 

 

1.10.RESET HEADER (J7) 

 

1

2

1 Reset+
2 Reset-

 

 

1.11.POWER 
CONNECTOR (J5) 

 

1  GND

2  +5VDC

3  +5VDC

4  GND

5  GND

6  +12VDC

7  -12VDC

8  -5VDC

J5

 

 

1.12.LED HEADER 

(1) External Power LED & Keyboard 

Lock Header (J4) 

 

1  Power LED+

2  Not Used

3  Power LED-

4  Key-Lock+

5  Key-Lock-

 

 

(2) HDD LED Header (J1) 

 

1

2

LED+

LED-

 

 

(3) Watchdog LED Header (J2) 

 

1 LED+

2 LED-

 

 

 

 

 

 

 

 

Summary of Contents for AR-B1474

Page 1: ...A20 A21 A22 A23 A24 A25 A26 A27 A28 A29 A30 A31 A32 GND RSTDRV 5 VDC IRQ9 5 VDC DRQ2 12 VDC ZWS 12 VDC KEY SMEMW SMEMR IOW IOR DACK3 DRQ3 DACK1 DRQ1 REFRESH BUSCLK IRQ7 SA9 SA8 SA7 SA6 SA5 SA4 SA3 SA2 SA1 SA0 GND B1 B2 B3 B4 B5 B6 B7 B8 B9 B10 B11 B12 B13 B14 B15 B16 B17 B18 B19 B20 B21 B22 B23 B24 B25 B26 B27 B28 B29 B30 B31 B32 IRQ6 IRQ5 IRQ4 IRQ3 DACK2 TC BALE 5 VDC OSC GND GND CN6 1 2 2 40 Pin...

Page 2: ...CTOR CN3 1 2 1 14 13 25 D Type Connector Parallel Port Connector 25 26 CN3 DB 25 Signal CN3 DB 25 Signal 1 1 Strobe 2 14 Auto Form Feed 3 2 Data 0 4 15 Error 5 3 Data 1 6 16 Initialize 7 4 Data 2 8 17 Printer Select In 9 5 Data 3 10 18 Ground 11 6 Data 4 12 19 Ground 13 7 Data 5 14 20 Ground 15 8 Data 6 16 21 Ground 17 9 Data 7 18 22 Ground 19 10 Acknowledge 20 23 Ground 21 11 Busy 22 24 Ground 23...

Page 3: ...0 or 1 Note 1 ON OFF 0 or 2 Note 2 OFF ON 0 ON ON 0 4 SSD Drive Number for Simulate 2 Disk Drive SW1 5 SW1 6 Occupies floppy disk number SW1 5 SW1 6 FLASH EPROM SRAM OFF OFF 0 or 1 2 ON OFF 0 or 2 3 OFF ON 0 1 ON ON 0 2 5 ROM Type Select SW1 7 SW1 8 SW1 7 SW1 8 EPROM Type OFF OFF UV EPROM 27Cxxx ON OFF 5V FLASH 29Fxxx Note OFF ON 5V FLASH 29Cxxx 28Eexxx ON ON 12V FLASH 28Fxxx 6 SSD BIOS Select JP7...

Page 4: ...he function now is unavailable SW1 8 Set the DiskOnChip only 1 17 2 Software Setting We will attach the BU1474 EXE and 1474DOC INI these two files BU1474 EXE is the utility program and the 1474DOC INI is for D O C BIOS When user execute the two files for updating will show the message on the screen as follows AR B1474 Special SSD BIOS for DiskOnChip Version 1 5M C 1998 Acrosser DOC Socket Service ...

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