12
2. Insert the screwdriver’s flat head into a gap on either end of the
socket. Do not insert the screwdriver head on either side where
the pins are located. Doing so might damage the pins in the
process.
3. Slowly lift the screwdriver handle upwards. This will disengage
the module from its socket.
NOTE:
If you encounter difficulty removing your DiskOnChip
module,
please consult a qualified technician or engineer to remove it for
you.
3.8 VGA
Controller
The HS-2604 provides three connection methods of a VGA device.
CN21
offers a single standard CRT connector (5x2 header) while
CN20
is the 50-pin panel connector and
CN22
is the LVDS interface
connector onboard reserved for flat panel installation.
CN21: CRT Connector (5x2 header)
PIN Description PIN Description
1
Red
2
GND
3
Green
4
GND
5
Blue
6
GND
7
HSYNC
8
SDA
9
VSYNC
10
SCL
2
4
6
8
10
1
3
5
7
9
GND
GND
GND
SCL
SDA
Red
Green
Blue
VSYNC
HSYNC
CN22: LVDS Interface Connector
PIN Description PIN Description
1
VCC3
2
VCC3
3
Y0
4
Y1
5
Y2
6
Y3
7
Y4
8
Y5
9
Y6
10
Y7
11
GND
12
GND
1
2
12
11
VCC3
Y0
Y2
Y4
Y6
GND
VCC3
Y1
Y3
Y5
Y7
GND
NOTE:
LVDS cable should be produced very carefully. Y1 & Y2 have to be
fabricated in twister pair (Y2 & Y3, Y4 & Y5, Y6 & Y7 and so on)
otherwise the signal won’t be stable. Please set the proper voltage
of your panel using JP7 before proceeding on installing it.