AR-B1550 User’s Guide
16
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
SW2: CPU Logic Core Voltage Select
(4) CPU Cooling Fan Power Header (J2) - Reserved
12
1 +5
2 GND
3.2.6 CRT Connector (CN7)
1
9
1. Red 6. AGND
2. AGND 7. V.S
3. Green 8. DDCD
4. GND 9. H.S
5. Blue
CN7
10.DDCK
3.2.7 LED Header (J4)
1 3
5
1.BEEP+
2.BEEP-
3.HDLED+
4.HDLED-
5.POWLED+
6.POWLED-
3.2.8 USB Connector(CN6)
-Reserved
1
2
9
10
CN6
2.USBVCC2
3.USBD1F-
4.USBD2F-
6.USBD2F+
7.8.GND
9.10.AGND
3.2.9 Ethernet LAN Jumper (JP3)
12
34
56
1-2 Close (Ethernet-1ON) Open (Ethernet-1 OFF)
3-4 Close (Ethernet-2ON) Open (Ethernet-2 OFF)
5-6 Close (Ethernet-3ON) Open (Ethernet-3 OFF)
JP3: Ethernet LAN Jumper Setting
3.2.10 PC104 Connector (CN5)
1
63
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