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System Board
57
SERIAL, HEADPHONES, LINE IN, MIC Connectors
The SERIAL connector is a DB-9 male connector. The HEADPHONES
jack is a stereo mini-jack (3.5 mm) that connects to headphones. The LINE
IN jack is a stereo mini-jack (3.5 mm) that connects to a stereo audio
source (not an audio source from a video device). The MIC In jack is a
stereo mini-jack (3.5 mm) that connects to a microphone.
SERIAL
SERIAL connector
Pin Signal Name
1DCD
2RXD
3TXD
4DTR
5LOGIC GND
6DSR
7RTS
8CTS
9RI
KY0058.VSD
MI C
LINE IN
HEADPHONES
SERIAL
15
69
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