Read Sharp PN-Y475 Service Manual online
PN-Y325/Y425/Y475/Y555 HARDWARE DESCRIPTIONS
9 - 4
■Main PWB external connector
CN406 serial control(RS232C-IN)
Pin No.
Symbol
Function
1 -
NC
2 RXD_IN
RXD
3 TXD_OUT
TXD
4 -
NC
5 GND
GND
6 -
NC
7 -
8 -
9 -
CN405 Serial control(RS232C-OUT)
Pin No.
Symbol
Function
1 -
NC
2 RXD_IN_2
RxD
3 TXD_OUT_2
TxD
4 -
NC
5 GND
GND
6 -
NC
7 -
8 -
9 -
CN4252 LAN control
Pin No.
Symbol
Function
1 TCT
2 TXVP
RXIP
3 TXVN
TXVN
4 RXVP
RXVP
5 RXVN
RXVN
6 RCT
7 -
8 -
9 -
10 -
11 -
12 -
13 PHY_LED0
LED
control
14 -
15 DE
CN501 HDMI input
Pin No.
Symbol
Function
1 RX1_2+
TMDS
data
2
GND GND
3 RX1_2-
TMDS
data
4 RX1_1+
5 GND
GND
6 RX1_1-
TMDS
data
7 RX1_0+
8 GND
GND
9 RX1_0-
TMDS
data
10 RX1_C+
TMDS
clock
11 CSHID
GND
12 RX1_C-
TMDS
clock
13 CEC_1
CEC
signal
14 -
NC
15 HDMI1_SCL
DDC
clock
16 HDMI1_SDA
DDC
data
17 GND
18
HDMI10+5V
DDC power supply 5V
19
HPD
Hot plug signal
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