Signal name, Vga: vga connector (d-sub, 15-pin), J2: cd-in audio connector – IBASE IB827 User Manual
Page 22: J3: audio connector (df11 type), J4: lcd backlight connector (dc type)

INSTALLATIONS
VGA: VGA Connector (D-sub, 15-pin)
Signal Name
Pin #
Pin #
Signal Name
Red 1
2
Green
Blue 3
4 N.C.
GND 5
6 GND
GND 7
8 GND
VCC 9
10
GND
N.C. 11
12
DDCDATA
HSYNC 13 14 VSYNC
DDCCLK 15
J2: CD-In Audio Connector
Pin #
Signal Name
1
CD Audio L
2 Ground
3 Ground
4
CD Audio R
J3: Audio Connector (DF11 type)
Signal Name
Pin #
Pin #
Signal Name
LINEOUT R
2
1 LINEOUT L
Ground
4
3 JD FRONT
LINEIN R
6
5 LINEIN
Ground
8
7 JD LINEIN
MIC-In
10
9 MIC L
Ground
12
11 JD MIC1
J4: LCD Backlight Connector (DC type)
Pin #
Signal Name
1 +12V
2 Backlight
Enable
3
*Backlight Adj (DC type)
4
Ground
* LCD backlight can be controlled by the OS.
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IB827 User’s Manual