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Figure 2.6 
Overcurrent Protection 

 

 

 

12 

Summary of Contents for KV-32LS65AUS

Page 1: ...AE 6B KV 32LS65AUS CHASSIS OPERATION MANUAL ...

Page 2: ...ge Protection 10 2 4 Overcurrent Protection 10 2 5 Protection Circuit of Power Block 10 Chapter 3 Video Processing Circuit 13 3 1 VSP9407 Features 14 3 2 Features of CRT Driver CXA2100 17 Chapter 4 Micro Controller 19 4 1 Features of SAA5667 Micro Controller 19 Chapter 5 Audio Circuit 20 5 1 Features of MSP3411G B9 22 5 2 Features of TDA7497 Triple Amplifier 22 Chapter 6 Deflection Circuit 24 6 1 ...

Page 3: ...y Surround sound effect could be created by simulating the sound of four speakers with two speakers provided the broadcast audio signal is Dolby Surround encoded BBE High Definition Sound system enhances clarity detail and presence of sound for better intelligibility and musical realism AE 6B chassis has Menu that is similar to FE 2 chassis There is 1 Tuner for PIP Besides it has Auto Format optio...

Page 4: ...audio and video signals Teletext Auto Volume Adjust Inputs for YUV Fastext TOPtext Virtual Dolby Outputs of TV video and audio signals Monitor Out Sleep Timer BBE 3 21 pin Euro Connector Inputs for audio and video signals PIP 1 Tuner Inputs for S Video Auto Format Remote Commander Outputs of TV video and audio signals selectable RM 934 Phono Jacks Output connectors variable for audio signals SIDE ...

Page 5: ...1 3 21 Pin Connector Figure 1 1 21 pin Euro connector 3 ...

Page 6: ...1 4 Board Overview Figure 1 2 Board Overview KV 32LS65AUS 4 ...

Page 7: ...egulator Stage The oscillator starts up to produce an initial signal for the output stage The output stage develops voltage to continue running the oscillator stage supply the regulating stage and provide normal output for the TV One of the normal TV outputs is used to start the secondary power supply Oscillator Start Up The oscillator within IC6001 starts if the VSENSE input voltage at pin 1 is a...

Page 8: ... IC IC6001 Normal Operation At start up IC6001 initially uses current limit B from pin 18 to power internal drivers These internal drivers amplify the oscillator signal and get out to pins 12 and 16 When the power supply stage works the power comes for the bottom driver VG L pin 12 from pin 10 VC2 and for the top driver VG H pin 16 from pin 14 VB The VB voltage is approximately 5V average above th...

Page 9: ...Figure 2 2 Main power supply circuit diagram 7 ...

Page 10: ...Figure 2 3 Main power supply circuit diagram 8 ...

Page 11: ...Figure 2 4 IC6001 block diagram 9 ...

Page 12: ... goes to high the transistor Q6010 is switched Then transistor Q6005 is switched and the error message OCP is at CN6006 Pin 12 Please refer to Figure 2 6 2 5 Protection Circuit of Power Block In case of OVP or OCP the information goes to the A board via CN6006 and then direct via CN0001 to the micro controller on the M board pin 24 and pin 29 The main controller on the M board switch the main rela...

Page 13: ...Figure 2 5 Overvoltage Protection 11 ...

Page 14: ...Figure 2 6 Overcurrent Protection 12 ...

Page 15: ...Chapter 3 Video Processing Circuit 13 ...

Page 16: ...e reduction for luminance and chrominance depending on both noise measured and motion detected pixel by pixel Separate motion detection and noise measurement in both Master Channel Main Picture and Slave Channel PIP Scan rate conversion Motion adaptive frame based 100 120Hz interlaced scan conversion Special treatment for film material Inverse 3 2 pull down Large area flicker and line flicker redu...

Page 17: ...Figure 3 2 VSP 9407 Block Diagram 15 ...

Page 18: ...Figure 3 3 VSP9407 Pinning VSP 9407B 16 ...

Page 19: ... analog RGB inputs Horizontal sync processing that supports 31 5kHz Vertical deflection circuit that supports 50 60 100 120Hz Deflection compensation circuit capable of supporting various wide modes H drive soft start stop function Figure 3 4 shows CXA 2100 pinning diagram while Figure 3 5 shows its block diagram Figure 3 4 CXA 2100 Pinning Diagram 17 ...

Page 20: ...Figure 3 5 CXA 2100 Block Diagram 18 ...

Page 21: ...h are 5 V tolerant digital inputs and I O There are two port lines with 8 mA sink for direct drive of LED The byte level I C bus up to 400 kHz dual port I O Besides SAA5667 has large Character ROM that allows up to 1020 characters of 12 10 pixels There are 64 Characters for OSD There is a single crystal oscillator for micro controller OSD and data capture The power reduction mode will be Idle Stan...

Page 22: ...Chapter 5 Audio Circuit Figure 5 1 Audio block diagram for AE 6B chassis 20 ...

Page 23: ...Figure 5 2 MSP3411G block diagram 21 ...

Page 24: ...ume Correction for loudspeaker channel Figure 5 2 shows the block diagram of MSP3411G 5 2 Features of TDA7497 Triple Amplifier Figure 5 3 shows the pin diagram of TDA7497 while Figure 5 4 shows its block diagram It is a 10W 10 W 18W amplifier that has Independent Mute for centre channel and main channel There is no Turn on Turn off Pop Noise Besides there is protection for short circuit and therma...

Page 25: ...Figure 5 4 TDA7497 block diagram 23 ...

Page 26: ...Chapter 6 Deflection Circuit 24 ...

Page 27: ...25 ...

Page 28: ...26 ...

Page 29: ...27 ...

Page 30: ...28 ...

Page 31: ...6 1 Deflection Block AE 6B Protections 29 ...

Page 32: ...Sony Corporation Sony Technology Malaysia Sdn Bhd Visual Product English 2002 08 9 872 334 01 ...

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