MB331-CRM QR A20801203.indd - Dfi

PS/2 power select (JP3)
PS/2
KB/MS
VGA
DVI-I
LAN 1
USB 3.0
(0-1)
LAN 2
USB 3.0
(2-3)
Mic-in
Line-in
Line-out
2
1
6
1 5
5 6
2 6
8 4
COM1
COM2 1 5
COM 2 RS232/422
/485select(JP2)
5 1
+12V power
Realtek ALC886
1
2
10
1
9
Front audio
Fintek
F81217
DVI-I port
(DVI-D signal only)
S/PDIF
ASM1442
1
5
1
Intel WG82579LM
1
2
6
2
Realtek RTL8111DL
COM 1 RS232 Power select (JP9)
COM 2 RS232 Power select (JP10)
PCIE x4
COM 1 RS232/422
/485select(JP1)
USB 0-3 Power
Select (JP11)
PCI 1
PCI 2
MB331-CRM
PCIE x16
LGA 1155
10
USB 2.0
10 2
2
Clear CMOS(JP7)
USB 8-91
1
COM 3 COM 4 1
COM 5 COM 6
1 9
USB 2.0
2 10 2 10 2 10 2 10
2
10
1
9 1
9
1
9 1
9
1
9
1 System fan_2
USB 10-11
USB Power: 0-3 (JP11),10-13 (JP5), 8-9 (JP6)
+5V (default) 1-2 On
+5V_standby 2-3 On
RS232/RS422/RS485 Select: COM 1 (JP1), COM 2 (JP2)
RS232 (default) 1-2 On
RS422 Full Duplex 3-4 On
RS485 5-6 On
Power-on Select JP8
Power-on via power button (default) 1-2 On
Auto power-on 2-3 On
1
CPU fan
Battery
USB 10-13 Power
Select (JP5)
USB 8-9 Power
Select (JP6)
1 USB 12-13
DDR3_1 DDR3_2 DDR3_3 DDR3_4
Intel
Q77
Chassis intrusion
1
SPI Flash
BIOS
SATA 5
SATA 1
Fintek
F71879F
Standby
Power LED
ATX power
Power on 1
select (JP8)
1
Clear CMOS JP7
Normal (default) 1-2 On
Clear CMOS 2-3 On
PS/2 Power JP3
+5V (default) 1-2 On
+5V_standby 2-3 On
DIO
19
2 1
2
11
Front panel
System fan_1
SATA 3.0
SATA 0
SATA 3 SATA 2
Buzzer
SATA 4
1
12 24
1
SATA 2.0
RS232/Power: COM 1 (JP9), COM 2 (JP10)
RS232 (default) 1-3 (RI), 2-4 (DCD) On
RS232 with power 3-5 (+5V), 4-6 (+12V) On
13

Battery Usage
The lithium ion battery powers the real-time clock and CMOS
memory. It is an auxiliary source of power when the main
power is shut off.
Safety Measures
• Danger of explosion if battery incorrectly replaced.
• Replace only with the same or equivalent type recommend
by the manufacturer.
• Dispose of used batteries according to local ordinance.
Mesure de Sécurité de l’usage de Batterie
Batterie:
• Danger d’explosion si la batterie n’est pas correctement
remplacée.
• Remplacez seulement avec le même type ou équivalent
recommandé par le fabricant.
• Traitez des batteries usées selon le règlement local.
www.dfi .com
Battery Notice
934-MB3311-000G
A20801203