Biostar TP45EXE Setup Manual - Page 23

JCOM1: Serial port Connector, JPE1~JPE9: CrossFire Switch Jumpers For TP45 HP Only

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TP45 HP/TP43 HP JCOM1: Serial port Connector The motherboard has a Serial Port Connector for connecting RS-232 Port. Pin Assignment 1 Carrier detect 2 Received data 3 Transmitted data 4 Data terminal ready 5 Signal ground 6 Data set ready 7 Request to send 8 Clear to send 9 Ring indicator 9 1 10 Key 10 2 JPE1~JPE9: CrossFire Switch Jumpers (For TP45 HP Only) The setting of these jumpers determines the operation mode of PEX16_1 and PEX16_2. If you want to use the CrossFire function, these jumpers should be set to Pin 2-3 close; and PEX16_1 and PEX16_2 will both run with x8 speed. If these jumpers are set to Pin 1-2 close, PEX16_1 will run with x16 speed and PEX16_2 will not be functional. JPE1 1 3 1 3 JPE2 JPE3 JPE4 JPE5 JPE7 1 3 1 3 JPE6 JPE8 31 JPE9 JPE1 JPE3 JPE5 JPE7 1 1 3 3 1 1 3 3 JPE2 JPE4 JPE6 JPE8 JPE 9 31 Pin 1-2 Close Normal Operation PEX16_1: x16 Speed PEX16_2: Not Functional JPE1 JPE3 JPE5 JPE7 1 1 3 3 1 1 3 3 JPE2 JPE4 JPE6 JPE8 JPE 9 31 Pin 2-3 Close: CrossFire Operation PEX16_1: x8 Speed PEX16_2: x8 Speed 21

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TP45 HP/TP43 HP
21
JCOM1: Serial port Connector
The motherboard has a Serial Port Connector for connecting RS-232 Port.
Pin
Assignment
1
Carrier detect
2
Received data
3
Transmitted data
4
Data terminal ready
5
Signal ground
6
Data set ready
7
Request to send
8
Clear to send
9
Ring indicator
10
Key
1
2
9
10
JPE1~JPE9: CrossFire Switch Jumpers (For TP45 HP Only)
The setting of these jumpers determines the operation mode of PEX16_1 and
PEX16_2.
If you want to use the CrossFire function, these jumpers should be
set to Pin 2-3 close; and PEX16_1 and PEX16_2 will both run with x8 speed.
If
these jumpers are set to Pin 1-2 close, PEX16_1 will run with x16 speed and
PEX16_2 will not be functional.
JPE1
JPE3
JPE5
JPE7
JPE9
1
3
1
3
1
3
1
3
1
3
JPE2
JPE4
JPE6
JPE8
JPE1
JPE3
JPE 5
JPE7
JPE 9
1
3
1
3
1
3
1
3
1
3
JPE2
JPE4
JPE 6
JPE8
Pin 1-2 Close
Normal Operation
PEX16_1: x16 Speed
PEX16_2: Not Functional
JPE1
JPE3
JPE 5
JPE7
JPE 9
1
3
1
3
1
3
1
3
1
3
JPE2
JPE4
JPE 6
JPE8
Pin 2-3 Close:
CrossFire Operation
PEX16_1: x8 Speed
PEX16_2: x8 Speed