Read Sharp LC-26D44E (serv.man6) Service Manual online
LC-26D44E/S/RU-BK/GY
5 – 6
7. IC2302 (RH-IXC009WJZZQ)
The RH-IXC009WJZZQ is a high-speed and high-performance 8-bit single-chip microcomputer with a built-in 61440-byte flash memory.
In this equipment, the R/C LED on the AVC side and system on the display side are controlled.
54
TMDSPGND
---
TMDS PLL GND.
94
AUDPVCC18
---
ACR PLL VCC.
95
AUDPGND
---
ACR PLL GND.
98
XTALVCC
---
ACR PLL Crystal Input VCC.
99
REGVCC
---
ACR PLL Regulator VCC.
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 (+3.3V).
6
FRC_BUS_SW
O
N.C.
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
N.C.
17
CEC-IN2
I
N.C.
18
VAREF
---
Power supply (+3.3V).
19
AVDD
---
Power supply (+3.3V).
20
AIN0
I
Temperature sensor.
21
AIN1
I
N.C.
Pin No.
Pin Name
I/O
Pin Function
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