DOWNLOAD Sharp LC-32D12E Service Manual ↓ Size: 6.8 MB | Pages: 110 in PDF or view online for FREE

Model
LC-32D12E
Pages
110
Size
6.8 MB
Type
PDF
Document
Service Manual
Brand
Device
TV / LCD
File
lc-32d12e.pdf
Date

Sharp LC-32D12E Service Manual ▷ View online

6.1. MSTAR Block Diagram 
6.2. Reset Circuit
Reset  circuit  using  for  initiliazing  main Mstar IC.  Reset  condition  is  high  and  nomal 
working condition is low for RESET pin.
7. CI INTERFACE
7.1
Block Diagram
7.1
CI Interface Power Switch
It is used for CI module supply, when Module is inserted (it means CI detect is low) This 
circuit is opened or closed by CI_POWER_CTRL port of main uController
8. USB INTERFACE
Main  Concept  IC  has  integrated  2  USB  2.0  interface.  One  of  them  is  used  for  ethernet 
function, the other one is used for USB connectivity for last user. Last user can play video, 
picture and  audio files. Also digital channels can be record to externall storage device by 
this interface. All SW files can be updated with interface. 
USB circuit has 3 main parts
 Integrated USB 2.0 Host interface of D3 (U157)
 Protection IC (U145)
 Over Curent Protection IC (U149)
9. DDR2 SDRAM 8M × 4 BANKS × 16 BIT (W9751G6JB) (U154, 
U155)
9.1. General Description
The W9751G6JB is a 512M bits DDR2 SDRAM, organized as 8,388,608 words × 4 banks 
×  16 bits. This device achieves high speed transfer  rates up to  1066Mb/sec/pin (DDR2-
1066) for general applications. W9751G6JB is sorted into the following speed grades: -18, 
-25  and  -3.  The  -18  is compliant  to  the  DDR2-1066/CL7  specification.  The  -25  is 
compliant to the DDR2-800 (5-5-5) or DDR2-800 (6-6-6) specification. The -3 is compliant 
Page of 110
Display

Click on the first or last page to see other LC-32D12E service manuals if exist.