Sharp PN-K321H - Page 108

PN-K321/K322B HARDWARE DESCRIPTIONS 8 - 6
CN No. Pin No. Pin Name Function
CN2801
Service
USB 2.0 Type-A
connecter
5 SHIELD GND
6 SHIELD GND
CN1401
HDMI input
connecter 1
1 D2+ TMDS data
2 GND GND
3 D2- TMDS data
4 D1+ TMDS data
5 GND GND
6 D1- TMDS data
7 D0+ TMDS data
8 GND GND
9 D0- TMDS data
10 CK+ TMDS clock
11 GND GND
12 CK- TMDS clock
13 CEC CEC signal
14 N.C. -
15 SCL DDC signal
16 SDA DDC signal
17 GND DDC/CEC GND
18 +5V +5V power
19 HP Hot Plug Detect
CN302
HDMI input
Connecter 2
1 D2+ TMDS data
2 GND GND
3 D2- TMDS data
4 D1+ TMDS data
5 GND GND
6 D1- TMDS data
7 D0+ TMDS data
8 GND GND
9 D0- TMDS data
10 CK+ TMDS clock
11 GND GND
12 CK- TMDS clock
13 CEC CEC signal
14 N.C. -
15 SCL DDC signal
16 SDA DDC signal
17 GND DDC/CEC GND
18 +5V +5V power
19 HP Hot Plug Detect
CN No. Pin No. Pin Name Function
CN302
HDMI input
Connecter 2
17 GND DDC/CEC GND
18 +5V +5V power
19 HP Hot Plug Detect
CN702
Visceral
speaker
connecter
1 SPK_RM speaker signal（R)
2 SPK_RP speaker signal（R)
3 SPK_LM speaker signal（L)
4 SPK_LP speaker signal（L)
CN2900
KEY connecter
1 GND GND
2 KEY1 KEY input signal
3 KEY2 KEY input signal
4 KEY3 KEY input signal
5 KEY4 KEY input signal
6 KEY5 KEY input signal
7 KEY6 KEY input signal
8 KEY7 KEY input signal
9 GND GND
CN2901
LED indicator
connecter
1 GND GND
2 LED_R LED(Red) lighting control
signal
3 LED_G LED(Green) lighting control
signal
4 OPT_3.3V (Not-use)
5 N.C. -
6 N.C. -
7 OPTIN (Not-use)
8 IR (Not-use)
9 IR_3.3V +3.3V power
10 GND GND
CN3002
back light unit
Control
connecter
1 24VSENS (Not-use)
2 /ERROR Back light error Signal
3 GND GND
4 STB Back light ON/OFF control
signal
5 OFL1 Back light PWM signal
6 OFL2
7 VSYNC (Not-use)
8 HSYNC (Not-use)
9 I2C_SCK (Not-use)
19 I2C_SDA (Not-use)
11 GND GND
12 N.C. -