Chapter 3. Major Ic Informations; Major Ic Informations - Sharp LC-32LE705E/S Service Manual

CHAPTER 3.
LC-32LE705E

MAJOR IC INFORMATIONS

[1] MAJOR IC INFORMATIONS
1. DESCRIPTION OF MAJOR ICs
Ref No. Name
[MAIN UNIT]
IC8401 RH-iXC721WJQZQ
IC3302 RH-iXC951WJQZQ
IC2002 RH-iXC786WJQZQ
for service
(RH-iXC786WJNAQ)
IC3501/ RH-iXC790WJQZQ
3502
LC-32/40/46LE705E/S, LU705E/S, LX705E, LC-52LE705E/S
Part Code
Flash This IC is 1GB NAND flash memory.
This IC stores the software data that processes the system of TV such as the
graphic processing, the LCD controls, and backlights etc.
Main CPU This IC is Video Processor & MAIN CPU.
In this IC, the decode processing and the video signal processing are done.
Moreover, OSD is generated here and added to a picture signal.
UCOM The monitor microprocessor is intended to communicate with the main CPU and to
operate the system. It also controls power of the entire system.
DDR This IC is 512Mb DDR2 SDRAM.
This IC operates as a memory of IC3302 (Video Processor). ***
Service Manual
Description
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