Read Sharp LC-42RD2E (serv.man5) Service Manual online
LC-42RD2E/S/RU
5 – 10
2.6. IC2301 (RH-iXC009WJZZQ)
2.6.1 Pin Connections and short description
Pin No.
Pin Name
I/O
Pin Function
1
GND
—
Ground
2
8MHz_IN
I
Crystal oscillator input
3
8MHz_OUT
O
Crystal oscillator output
4
TEST
I
Terminal for shipping test. Fixed to “L” level
5
3.3V
—
Power supply (+3.3 V)
6
FRC_BUS_SW
O
FRC_BUS_SW
7
32kHz_OUT
O
N.C
8
RESET
I
RESET input terminal
9
P20
—
N.C
10
P00
—
N.C
11
UART-RXD1
I
For flash write
12
UART-TXD1
O
For flash write
13
CEC-IN
I
CEC
14
P04
I
N.C
15
P05
O
N.C
16
CEC-OUT
O
CEC
17
CEC-IN2
I
CEC
18
VAREF
—
Analog reference voltage input terminal for AD conversion
19
AVDD
—
Analog power supply (+3.3 V)
20
AIN0
I
Temperature sensor
21
AIN1
I
N.C
22
AIN2
I
OPC input
23
AIN3
I
N.C
24
POW_ERR
I
Power supply detection
25
FAN_ERR
I
FAN detection
26
BL_ERR
I
Backlight detection
27
SV1JSW
I
S end detection
28
QS_EN
O
Panel controller QS
29
FRAME
O
50/60Hz switching
30
T1
I
Panel controller TEMP
31
T2
I
Panel controller TEMP
32
T3
I
Panel controller TEMP
33
BANKSEL
O
Panel controller
34
R/L
O
Panel controller. Flip horizontal.
35
U/D
O
Panel controller. Flip vertical.
36
DTVHDMI
O
DTV-HDMI switching (H, V, Audio)
37
DTVPC
O
DTV-PC switching (H, V, Audio)
38
SCART12
O
SCART switching
39
IN3/EX
O
IN3 switching
40
DTU_IN3Y
O
N.C
41
ANT+5V_SW
O
ANT+5V control
42
DTN_BUS_SEL
O
D-TUNER I2C select
43
DTM_RST
O
DTV PWB reset
44
TCON_WP
O
Counter adjustment write-protect
45
LVDS_PWDN
O
LVDS_MUTE
46
E2
—
N.C
47
PFC_ON
O
PFC_SW
48
PCON1
O
Power SW1 MAIN
49
PCON2
O
Power SW2 INVERTER
50
PCON3
O
Power SW3 LCD+12 V
51
BL_ON
O
N.C
52
SCL
I
I2C Slave clock
53
SDA
I/O
I2C Slave data
54
I-REQ
O
Sub-microprocessor interrupt
55
SCL_F
I
I2C clock
56
SDA_F
I/O
I2C data
57
LEDPOW_R
O
Power R_LED ON (SVMOUT)
58
LEDPOW_G
O
Power G_LED ON (BOUT)
59
LEDSLP
O
Sleep_LED ON
60
LEDOPC
O
OPC_LED ON
61
MUTE_SP
O
Mute
Click on the first or last page to see other LC-42RD2E (serv.man5) service manuals if exist.