RM-PJVW10, VPL-VW12HT - Sony Projector Service Manual (repair manual). Page 6

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VPL-VW12HT

3-3-3-2. When 15k-RGB Signal are Processed .......................... 3-8
3-3-3-3. When HDTV/DTV (YPbPr, GBR) Double

                                                  Speed Composite Signals are Input ........ 3-8

3-3-3-4. When Computer Signals are Processed ........................ 3-8

3-3-4. RS232C Communication Buffer ...................................................... 3-8

3-3-5. Reception of Remote Control Signal (SIRCS Signal) ...................... 3-9

3-3-6. Power Protector ................................................................................ 3-9

3-3-7. B Board, Q Board Block Diagram ................................................... 3-9

3-3-8. Signal Flow ....................................................................................... 3-9

3-3-8-1.C-Video (NTSC3.58) .................................................... 3-9
3-3-8-2.C-Video (PAL, PAL-M, PAL-N) ................................ 3-10

3-3-8-3.C-Video (SECAM, NTSC4.43) .................................. 3-10
3-3-8-4.S-Video ....................................................................... 3-11

3-3-8-5.15k-Component ........................................................... 3-11
3-3-8-6.Double Speed Component ........................................... 3-12

3-3-8-7.HDTV (GBR, YPbPr) ................................................. 3-12
3-3-8-8.15k-RGB ..................................................................... 3-13

3-3-8-9.PC-RGB ...................................................................... 3-13

3-4.

C Board ..................................................................................................... 3-14

3-4-1.A/D Converter Unit ......................................................................... 3-14

3-4-2.SCAN Converter ............................................................................. 3-14

3-4-2-1.Internal Block Diagram
                    (Simplified diagram: Unused parts omitted) ........ 3-14

3-4-2-2.Graphics Port Block .................................................... 3-14
3-4-2-3.Display Port Block ...................................................... 3-15

3-4-2-4.OSD MIX Processing .................................................. 3-15
3-4-2-5.Microprocessor Block ................................................. 3-15

3-4-3.Functions of Main ICs ..................................................................... 3-16

3-4-3-1.CXD9512 (IC5304), 3D GAMMA ADJ, TG ............. 3-16
3-4-3-2.CXD3504R (IC5403), Dot-Line Inversion ................. 3-16

3-4-3-3.ADV7123 (IC5501, 5502), D/A Converter ................. 3-16
3-4-3-4.M52749 (IC5504, 5505), RGB Amp .......................... 3-16

3-4-3-5.CXA3512R (IC5601, 5602, 5701, 5702, 5801, 5802),
                                                                            LCD Driver .. 3-17

3-4-3-6.LCX037 LCD Panel .................................................... 3-17

3-4-4.Signal Flow ...................................................................................... 3-18

              3-4-4-1.Between CXD9512 to LCD Panel ............................... 3-18

3-4-4-2.LCD Panel Write Sequence ........................................ 3-19

3-4-5.C Board Block Diagram .................................................................. 3-20

3-4-6.Memory Composition ...................................................................... 3-20

3-4-6-1.Memory Composition ................................................. 3-20
3-4-6-2.Memory Structure and Data Access ............................ 3-22

3-4-6-3.Data Access when VIDEO MEM OFF is Selected
                            (When Status Memory No.1 is Selected) ..... 3-24

3-4-6-4.VIDEO MEM Data Access when 1 to 6 is

                             Selected (When Status Memory No.1 is Selectsd) .... 3-25

3-4-6-5.CPU Peripheral ............................................................ 3-26