2 peripheral interface connectors – IEI Integration NOVA-HM551 v1.10 User Manual
Page 30

NOVA-HM551 5.25" SBC
Page 16
3.1.2 Peripheral Interface Connectors
The table below lists all the connectors on the board.
Connector
Type
Label
Audio connector
10-pin box header
AUDIO1
Battery connector
2-pin wafer
BAT1
DDR3 SO-DIMM socket
204-pin socket
DIMM1
DDR3 SO-DIMM socket
204-pin socket
DIMM2
Digital I/O connector
10-pin header
DIO1
Fan connector (CPU)
4-pin wafer
CPU_FAN1
Fan connector (system)
3-pin wafer
SYS_FAN1
Front panel connector
10-pin header
F_PANEL1
Keyboard and mouse connector
6-pin wafer
KB_MS1
LVDS backlight inverter connector
5-pin wafer
INVERTER1
LVDS LCD connector
30-pin crimp
LVDS1
Parallel port connector
25-pin header
LPT1
PCI-104 slot
PCI-104 slot
PC104_PLUS
PCIe Mini card slot
PCIe Mini card slot
CN3
PCIe Mini card slot
PCIe Mini card slot
CN4
PCIe x16 slot
PCIe x16 slot
CONN1
Power connector (+12V, power supply)
4-pin connector
PWR2
Power button
Push button
PWR_SW1
RS-232 serial port connector
40-pin header
COM1
RS-232/422/485 serial port connector
14-pin header
COM5