BIOS Setup 
TX, RX inverting enable 
This item allows you to enable the TX, RX inverting which depends on 
different H/W requirement. This field is not recommended to change its 
default setting for avoiding any error in your system. Settings: "No, No", 
"No, Yes", "Yes, No" and
 "Yes,
 Yes." 
Parallel Port 
This specifies the I/O port address and IRQ of the onboard parallel port. Settings: 
378/IRQ7, 278/IRQ5, 3BC/IRQ7, Disabled. If you have an ISA add-on card, 
the suggested configuration is as below: 
If the ISA add-on card has  Onboard parallel port to be set as 
LPT1 
LPT2 
LPT3 
TORT 
IRQ 
Ю:378Н 
Ю:278Н  Ю:ЗВСН 
ASSIGNED  ASSIGNED 
У 
•S 
У 
Disabled  X 
У 
V 
X 
LPT3  5 
У 
X 
У 
LPT2  5 
X 
V 
•/ 
LPT1  7 
л/ 
X  X 
LPT2  5 
X 
V 
X 
LPT1  7 
X  X 
V 
LPT1 
1 
X 
X  X 
LPT1  1 
vA Note: If the onboard parallel port interrupt and ISA add-on card 
'V^ interrupt are in conflict, the parallel port will not work properly. 
Please disable one of the devices. 
Onboard Parallel Mode 
This item selects the operating mode for the parallel port: Normal, EPP, 
ECP or ECP/EPP. 
Normal: Standard Parallel Port 
EPP: Enhanced Parallel Port 
ECP: Extended Capability Port 
ECP/EPP: Extended Capability Port + Enhanced Parallel Port 
ECP Mode
 Use
 DMA 
The ECP mode has to use the DMA channel, so after the user chooses the 
onboard parallel port with the ECP feature, the setting "ECP Mode Use 
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