Jp1:Tv-Out: Pal/Ntsc; Jp2: Onboard Audio In Connector; Jp3: Onboard Lan Enable/Disable - TMC LI7WM User Manual

5.24 JP1: TV-Out: PAL/ NTSC
Chrontel's CH7007 digital PC to TV encoder is a stand-alone
integrated circuit which provides a PC 99 compliant solution for TV
output. It provides a universal digital input port to accept a pixel data
stream from a compatible VGA controller (or equivalent) and converts
this directly into NTSC or PAL TV format.
assignments.
JP1
On

5.25 JP2: Onboard Audio In Connector

JP2, a 3-pin header jumper, is used to enabled/disabled Onboard
Software audio. Please refer to the following pin assignment.
JP2
1 2
1

5.26 JP3: Onboard LAN Enable/Disable

JP3 supports the function of 82559B chip. The table below shows the
pin assignments of this connector.
JP5
1 2
1 2
31
Function
PAL
Jumper Setting
pin 1-2: short
3
pin 2-3: short
2 3
Setting
Pin 1-2
3
Pin 2-3
3
Chapter 6 BIOS and System Setup
Below are their pin
JP1 Function
NTSC
Off
Function
Onboard Audio
Disabled
Onboard Audio
Enabled
LAN Function
Enabled
Disabled
LI7WM User's Manual