Tiger i7320 S5350
Chapter 2: Board Installation
2-5
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2.5 Jumpers and Connectors
The following section gives details of the motherboard pin headers and jumpers and their
functions. Pin headers are on-board connectors that can be used to connect the motherboard
to peripherals. Jumpers are used to configure the motherboard.
Jumper Function
Settings
J19*
SO-DIMM Socket
J21*
SMDC (System Management Daughter
Card) Connector
J22
Front Panel Connector
J36**
Reserved
JP4
External Speaker Header
Pin 3-4 close: Buzzer
(Default)
JP7**
Reserved
JP8**
Reserved
FAN1/2/3/4/5
Chassis Fan Connectors with tachometer
monitoring and fan speed control
JP13
Front Panel USB Header
CPUFAN1/2
CPU Fan Connectors with tachometer
monitoring and fan speed control
JP16
SATA activity LED Header
FAN6/7
Chassis FAN Connectors
JP18
COM2 Connector
JP21/JP30
LAN1/LAN2 activity LED Headers
JP22**
Reserved
JP24/JP29
LAN1/LAN2 speed LED Headers
JP25
Clear CMOS Jumper
Pin 1-2: Normal (Default)
Pin 2-3: Clear CMOS
JP27**
Reserved
JP29
LAN2 speed LED header
JP32
3-pin Power LED Connector
JP37**
Reserved
JP39**
Reserved
*
Some jumpers and headers are optional and not available with the board due to the different
configurations.
** J36, JP7, JP8, JP22, JP27, JP37 and JP39 are reserved for OEM use only
.
2.5.1 Jumper Legend
Jumper OFF – open (without jumper cap)
Jumper ON – closed (with jumper cap)
