Page 1 of 2 AR-B1550 Manual
AR-B1550
Manual
Version 1.1
1.
AR-B1550 SYSTEM SETTING
The AR-B1550 is new generation 3.5” CPU board.
This section provides hardware’s jumpers setting, the
connectors’ locations, and the pin assignment.
1.1. PACKING LIST
!
The quick setup manual
!
AR-B1550 all-in-one single CPU board
!
AR-B9459 I/O Board
!
Software utility diskettes.
1.2. HARD DISK (IDE) CONNECTOR (CN4)
1
244
43
1.3. NETWORK SETTING (CN1, CN2, CN3)
RJ-45 Connector (CN1, CN2, CN3)
18 18 18
1.4. RESET HEADER (J1)
1 Reset+
2 Reset-
12
1.5. POWER CONNECTOR (J3)
18
J3
1 GND
2 VCC
3 VCC
4 GND
5 GND
6 12V
7 REVERSED
8 REVERSED
1.6. CPU SETTING
(1) CPU Clock Multiplier Select (JP1)
1-2 3-4 5-6 Multiplier Note
ON ON ON 4X
ON ON OFF 10X
ON OFF ON 9X
ON OFF OFF 5X
OFF ON ON Reserved
OFF ON OFF 6X Factory Preset
OFF OFF ON 7X
OFF OFF OFF Reserved
(2) CPU Logic Core Voltage Select (SW2)
ON
12345
OFF
SW2 -- Factory Default Setting
6
1 2 3 4 5 6 Voltage
OFF ON ON OFF ON OFF 1.6V
OFF ON OFF ON ON OFF 1.8V
OFF ON ON ON ON OFF 2.0V
OFF ON OFF OFF OFF OFF 2.2V
ON OFF ON OFF OFF OFF 2.5V
ON OFF OFF ON OFF OFF 2.9V
(3) CPU Base Clock Select (JP2)
1-2 3-4 PCI Clock
ON ON 25MHz
OFF ON 33.3MHz
ON OFF 30MHz
(4) CPU Cooling Fan Power Header (J2) -
reserved
1
2
2 GND
1 +12V
J2
1.7. USB CONNECTOR (CN6)
(Reserved)
N6
1
3
5
79
2
6
4810
1.8. PC104 CONNECTOR (CN5)
1
2
64-Pin PC/104 Connector
63
64
-
---
---
---
---
-
--
--
-
---
-
--
--
-
---
---
---
---
---
---
---
---
---
---
---
---
---
GND
---
RSTDRV
-
-- +5 VDC
--- IRQ9
--- +3 VDC
--
-DREQ2
---
IRQ1
---
/IRQ8
--
- IRQ12
---
GND
---
--- RTCALE
---
-
--- -
IOR
---
--DACK3
--
- DREQ3
-
-- -DACK1
-
--
-
-- -REFRESH
-
-- BUSCLK
---
-
--
---
---
---
---
---
---
-
--
---
---
---
---
IRQ6
--- IRQ5
--- IRQ4
-
-- IR
3
---
-DA
K2
---
TC
---
---
+5 VDC
---
24M
---
---
ND
1
2
1.9. CRT CONNECTOR (CN7)
N7
1
3
5
79
2
6
4810
1.10.LED HEADER (J4)
4
1
3
5
26
4
JI
L
M
2
1. USBVCC1 5.USEB1F+
2. USBVCC2 6.USBD2F+
3. USBD1F- 7.8.GND
4. USBD2F- 9.10.GND
1. BEEP+
2. BEEP-
3. HDLED+
4. HDLED-
5. POW LED+
6. POW LED-
1. Red 6.AGND
2. AGND 7.V.S
3. Green 8.DDCD
4. GND 9.H.S
5. Blu e 10.DDCK
CN1
CN2
JP2
CN5
J4
SW2
U10
U18
U1
CN3
JP1
J3