
IPI43-TTM
Motherboard layout reference
Contents
• Specications summary
• Motherboard layout
• Rear panel connectors
• Function selectors
• Internal connectors
July 2008

Specications summary
CPU Socket: Intel Socket 775
Supports: Conroe L, Conroe, Yorkeld, Wolfdale, Kentseld
Front Side Bus: 800/1066/1333MHz
Chipset MCH (North Bridge): Intel G43
ICH (South Bridge): Intel ICH10
Memory
Dual channel, 4 slots, Non-ECC, 240-pin DDR2, max 8GB
Types: 667/PC2-5300, 800/PC2-6400
Expansion slots 1x PCI Express Graphic slot (x16)
1x PCI Express slot (x1)
2x PCI slot
Audio
LAN Realtek RTL8111C PCIe
Graphic Integrated Graphics in North Bridge, Max 256MB UMA memory
Storage/RAID 6x SATA ports (1.5/3.0Gbps)
1394 (none)
USB 12x USB 2.0 ports (8 onboard headers, 4 on rear panel) 12Mbps/480Mbps
Rear panel I/O ports
Realtek ALC888 CODEC (8 Channels)
1x PS2 Mouse port + 1x PS2 Keyboard port
1x DVI port
1x Parallel (printer) port
1x VGA (display) port
2x USB ports
1x LAN port + 2x USB ports
6x Audio out ports
Internal connectors 1x Front Panel connector
1x Front panel audio header (2 devices)
1x SPDIF output header
1x HD (CD) audio input header
4x USB 2.0 dual port headers
1x COM (serial) port header
6x SATA headers
Power connectors 1x 24-pin EATX (+12V EPS power connector)
1x 4-pin ATX (+12V power connector)
1x CPU FAN connector
1x System Chassis FAN connector
Selectors Clear CMOS, Keyboard power
BIOS SPI 8Mb (AMI)
Form factor
ATX form factor: microATX 9.6 in. x 9.6 in.
2
IPI43-TTM motherboard layout reference

Motherboard layout
Keyboard &
Mouse
Connectors
DVI port
Connector
Display
(VGA)
Connector
Parallel
(Printer)
Connector
USB
Connectors
LAN & USB
Connectors
Audio
Connectors
PCI Connector
PCIE1
Connector
PCIE16
Connector
Front Panel
Audio Connector
USB
Connectors
ROM
Programming
Connector
Clear CMOS
& Password
Internal SPDIF
Connector
CD Audio Input
Connector
SATA
Connectors
Front Panel
Connector
Onboard
Buzzer
Internal Serial
port Connector
EPS12V Power
Connector
Memory
Sockets
CPU Fan
Connector
ATX 12V Power
Connector
Floppy
Connector
Northbridge
Southbridge
Intel
LGA775
CPU Socket
FLOPPY
COM
ATXPWR
VGA
F_USB1F_USB2 F_USB3F_USB4
LAN_USB
ATX12V
AUDIO
SPDIF_OUT
PCI_2
PCI_1
PCIEX1_1
PCIEX16
LED
BUZZ
CPU_FAN
CD
USB
DVI
PARALLEL
KB • MS
XMM3
XMM4
XMM1
XMM2
BATTERY
F_AUDIO
F_PANEL
ROM
RECONERY
SATA
3 4 1
5 6 2
KB_PWR
Keyboard
Power
CHASSIS_FAN
CHASSIS Fan
Connector
Rear panel connectors
Mouse (PS/2) port
Printer (parallel) port
LAN (RJ-45) port
Black: Rear Speaker Out
Orange: Center/Subwoofer Out
Blue: Line In
Lime: Front L/R Out
Keyboard (PS/2) port
Display (DVI) port USB 2.0
IPI43-TTM motherboard layout reference
Display (VGA ) port
USB 2.0
ports 1&2
ports 3&4
Pink: Mic In
Gray: Side Speaker Out
3

LAN port LED indicators
1
3
2
1
3
2
(Default)
Clear CMOS
Clear Password
(Default)
132
132
Left (ACTIVITY)
Yellow: Blinking
LAN port
Green : ON
Function Selectors
CLEAR PASSWORD SELECTOR
To erase the CMOS RTC RAM password:
1. Turn OFF the computer and unplug the power cord.
2. Move the cap to Clear, then move the cap back to Default.
3. Turn ON computer and enter BIOS setup to verify or reconfig.
Right (LINK)
CLEAR CMOS SELECTOR
To erase the CMOS RTC RAM user settings:
1. Turn OFF the computer and unplug the power cord.
2. Move the cap to clear for 5 to 10 secs, then move the cap back to default.
3. Plug the power cord and turn ON the computer.
4. During the boot process, enter BIOS setup to re-enter user settings.
4
IPI43-TTM motherboard layout reference

Internal connectors
F_PANEL
Ground
HDLED(+)
HDLED(-)
+HDLED RESET
PWR
GND
Reset
PWRBTN
PLED
PLED(-)
PLED(+)
MIC*_L
MIC*_R
LINE*_R
GND
GND
LINE*_L
LINE*_RTU
MIC*_RTU
AUDIO_PRES#
F_AUDIO
USB*(-)
USB*(+)
USB*(+)
USB*(-)
GND
GND
SBV
SBV
NC
Left Audio Channel
Ground
Right Audio Channel
Ground
CD
ATX12V
+12V DC
GND
GND
+12V DC
CPU_FAN
GND
+12V
FAN_TACH
FAN_PWM
CHASSIS_FAN
GND
+12V
FAN_TACH
FAN_PWM
COM
DDC*#
TTXD*
GND
RRTS*#
RRXD*
DDTR*#
DDSR*#
CCTS*#
RRT*#
ATX PWR
+3 Volts
Power OK
Ground
Ground
Ground
Ground
Ground
Ground
Ground
Ground
PSON#
+5 Volts
+5 Volts
+5 Volts
5 Volts
12 Volts
+3 Volts
+12 Volts
+12 Volts
+5V Standby
+5 Volts
+5 Volts
+3 Volts
+3 Volts
GND
GND
GND
RSATA_RXP*
RSATA_RXN*
RSATA_TXN*
RSATA_TXP*
ATX 12V POWER CONNECTOR
CHASSIS FAN CONNECTOR
ATX POWER CONNECTOR
CPU FAN CONNECTOR
INTERNAL SERIAL PORT CONNECTOR
SATA CONNECTORS
FRONT PANEL CONNECTOR
FRONT PANEL AUDIO CONNECTOR
USB CONNECTORS
CD AUDIO IN CONNECTOR
5
IPI43-TTM motherboard layout reference

Internal connectors (cont’d)
GND
SPDIFOUT
+5V
SPDIF_OUT
GND
3VSB
SPI_CS#
SPI_CS#
SPI_MOSI
SPI_CLK
ROM Recovery
SPDIF AUDIO OUT CONNECTOR
ROM PROGRAMMING CONNECTOR
6
IPI43-TTM motherboard layout reference