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b. Audio board link with main board connector J20 pin define
pin Net
1
AGND
3
12V
5
HDMI_AOR
7
AUDIO_SW-SEL1 AUDIO SWITCH SEL1
9
AUDIO_VOL_ADJ
HDMI_
11
SOUND_SEL
c. Power board link with main board connector J25 pin define
pin Net
Function Description
1
BRT_ADJ
BACK LIGHT ADJUST
3
PWRBD_ON POWER OUTPUT ON
5
+5VIN
POWER 5V
7
GND
POWER GROUND
9
+12VIN
POWER 12V
11 GND
POWER GROUND
d. Keypad board link with main board connector J11 pin define
pin Net
Function Description
1
KEY0
KEY FUNCTION 0
3
GND
GROUND
5
LED2_G GREEN COLOR LED ON
7
KEY3
KEY FUNCTION 3
9
KEY5
KEY FUNCTION 5
11 GND
GROUND
e.IR/Light sensor board link with main board connector J21 pin define
pin Net
Function Description
1
D3V3
POWER 3.3V
3
D3V3
POWER 3.3V
5
IR
IR SIGNAL
7
CPN_SDA LIGHT SENSRO I2C DATA
f. Back Light sensor board link with main board connector J14 pin define
pin Net
Function Description
1
GND
POWER GROUND
3
CPN_SCL LIGHT SENSRO I2C CLOCK
Function Description
AUDIO GROUND
AUDIO POWER 12V
HDMI AUDIO R-CH
AUDIO VOLUME
CONTROL
HDMI AUDIO SEL
- 55 -
pin Net
2
AGND
4
12V
6
HDMI_AOR
AUDIO_SW-
8
SEL1
10 AUDIO_VOL_ON
pin Net
2
LCD_BL_CTRL BACK LIGHT ON/OFF
4
+5VIN
6
+5VIN
8
PGND
10 +12VIN
12 GND
pin Net
Function Description
2
KEY1
KEY FUNCTION 1
4
LED2_R
RED COLOR LED ON
6
KEY2
KEY FUNCTION 2
8
KEY4
KEY FUNCTION 4
10 KEY6
KEY FUNCTION 6
12 GND
GROUND
pin Net
Function Description
2
GND
GROUND
4
GND
GROUND
6
CPN_SCL LIGHT SENSRO I2C CLOCK
pin Net
Function Description
2
D3V3
POWER 3.3V
4
CPN_SDA LIGHT SENSRO I2C DATA
Function Description
AUDIO GROUND
AUDIO POWER 12V
HDMI AUDIO L-CH
AUDIO SWITCH SEL2
AUDIO VOLUME
MUTE
Function Description
POWER 5V
POWER 5V
POWER GROUND
POWER 12V
POWER GROUND
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