IBASE Technology MB899, Руководство пользователя, Страница: 22 / 68

INSTALLATIONS
18 MB899 User’s Manual
Reset Switch: Pins 9 and 19
The reset switch allows the user to reset the system without
turning the main power switch off and then on again.
Orientation is not required when making a connection to
this header.
Hard Disk Drive LED Connector: Pins 10 and 20
This connector connects to the hard drive activity LED on
control panel. This LED will flash when the HDD is being
accessed.
Pin # Signal Name
10 HDD Active
20 5V
J4: TV-OUT (S-VIDEO & Composite) Connector
J5: TV-OUT (Y,Pr,Pb) Connector
The pin assignments of the TV out connector are as follows:
Signal Name Pin Pin Signal Name
NC 1 2 NC
SL/Y 3 4 Ground
SC/Pr 5 6 Ground
CVBS/Pb 7 8 Ground
CVBS :
Composite signal
Pb : Component Chrominance (Pb) analog signal
SL : S-Video Luminance analog signal
Y : Component Luminance (Y) analog signal
SC : S-Video Chrominance analog signal
Pr : Component Chrominance (Pr) analog signal