Informacje o sprzęcie

Toshiba TLP411E Projektor
Producent:
Toshiba
Modelu: TLP411E
Data: 1996
Kategorii: Sprzęt komputerowy
Grupa: Projektor
Opis: LCD DATA PROJECTOR
Informacje:

Te Podręczniki są dostępne dla powyższego urządzenia:

Typ instrukcji: Instrukcja serwisowa Toshiba-6135-Manual-Page-1-Picture
Stron: 84
Rozmiar: 688.58 Kbytes (705111 Bytes)
Język: Angielski
Zmiana:
Podręcznik numer: 336-9612
Data: grudzień 1996
Jakość: Dokument elektroniczny, bez skanowania, bardzo dobrze czytelne.
Data wysłania:
MD5: c8f992394a551446e73a591589a8eb19
Pliki do pobrania: 303 od 11 czerwiec 2014
Informacje:

SECTION I MAIN POWER SUPPLY CIRCUIT ... 1-1 1. OUTLINE ... 1-2 1-1. Block Diagram ... 1-2 2. DESCRIPTION ABOUT CIRCUIT OPERATION ... 1-2 2-1. Surge Absorber Circuit ... 1-2 2-2. Noise Filter Circuit ... 1-3 2-3. Rush Current Protection Circuit ... 1-3 2-4. Smoothing/Rectifying Circuit ... 1-3 2-5. Inverter Circuit (Flyback) ... 1-4 2-6. Primary Control Circuit ... 1-4 2-7. Secondary Rectification & Smoothing Circuit ... 1-5 2-8. +6V Detection Circuit ... 1-5 2-9. +6V, +S6V, +15.5V Overvoltage Protection Circuit ... 1-5 2-10. +6V, +S6V Over Current Protection Circuit ... 1-6 2-11. Output ON/OFF Circuit ... 1-6 2-12. ON/OFF Control Circuit ... 1-6 SECTION II LAMP HIGH VOLTAGE POWER SUPPLY CIRCUIT ... 2-1 1. LAMP HIGH VOLTAGE POWER SUPPLY ... 2-2 SECTION III OPTICAL SYSTEM ... 3-1 1. CONFIGURATION ... 3-2 SECTION IV RGB DRIVE CIRCUIT ... 4-1 1. OUTLINE ... 4-2 2. CIRCUIT DESCRIPTION ... 4-2 2-1. Level Shifter (Q945 – Q953) ... 4-2 2-2. Gamma (g) Circuit ... 4-3 CONTENTS 2-3. Level Shifter Circuit (Q965 – Q968, R1044) ... 4-4 2-4. Black Limiter (Q969, Q970) ... 4-4 2-5. Inverted Signal Amplifiers (Q974 – Q981) ... 4-4 2-6. Switch Circuit (Q982 μPD74HC4066A) ... 4-4 2-7. Sample & Hold Circuit ... 4-5 2-8. LCD Panel ... 4-7 SECTION V MICROCOMPUTER ... 5-1 1. SYSTEM OUTLINE ... 5-2 2. SYSTEM MICROCOMPUTER ... 5-4 3. POWER SUPPLY RESET PROCESS ... 5-5 4. NON-VOLATILE MEMORY PROCESS ... 5-5 5. REMOTE CONTROL RECEPTION PROCESS ... 5-6 6. RS-232C TRANSMIT/ RECEIVE PROCESS ... 5-6 7. STATUS READ PROCESS ... 5-7 8. STATUS DISPLAY PROCESS ... 5-7 9. ON-SCREEN DISPLAY PROCESS ... 5-8 10. VIDEO MODE FETCH PROCESS ... 5-8 11. VIDEO SYSTEM CONTROL PROCESS ... 5-9 12. PANEL SYSTEM CONTROL PROCESS ... 5-10 13. VARIOUS DISPLAY MODES ... 5-11 14. APPLICABLE SIGNAL ... 5-12 15. RS-232C CONTROL METHOD ... 5-13 16. RS-232C COMMAND LIST ... 5-13 SECTION VI DIGITAL CIRCUIT ... 6-1 1. DIGITAL CIRCUIT OPERATION ... 6-2 1-1. Display Mode ... 6-2 1-2. RGB Signal Input ... 6-3 1-3. NTSC Signal Input ... 6-4 1-4. PAL/SECAM Signal Input ... 6-4 2. CIRCUIT DESCRIPTION ... 6-5 2-1. Clamp Circuit ... 6-5 2-2. A/D Converter ... 6-5 2-3. Memory ... 6-7 2-4. PLD Circuit ... 6-9 2-5. D/A Converter ... 6-11 2-6. Memory Control and Sync Process IC ... 6-13 2-7. PLL Circuit (1) ... 6-14 2-8. PLL Circuit (2) ... 6-15 2-9. Liquid Crystal Panel Timing Generation Circuit ... 6-17 2-10. On-screen Character Generation Circuit ... 6-23 SECTION VII VIDEO SIGNAL PROCESS CIRCUIT ... 7-1 1. OUTLINE ... 7-2 1-1. Circuit Configuration ... 7-2 1-2. Video Signal Demodulation Block ... 7-2 1-3. RGB Signal Amplification Circuit Block ... 7-2 1-4. Audio Signal Amplification Block ... 7-2 2. INPUT/OUTPUT SIGNAL Switch CIRCUIT ... 7-3 2-1. Audio/Video Signal Switch Circuit ... 7-3 2-2. Input Signals ... 7-3 3. VIDEO DEMODULATION BLOCK ... 7-5 3-1. YC Separation Circuit ... 7-5 3-2. Video/Color Circuit ... 7-6 3-3. Luminance (Y) Signal Process Circuit ... 7-7 3-4. Color Signal Process Circuit ... 7-8 3-5. Picture Sharpness Correction Circuit ... 7-8 3-6. RGB Demodulation ... 7-9 3-7. Audio Circuit ... 7-11 4. RGB SIGNAL PROCESS CIRCUIT ... 7-11 4-1. RGB Signal SW Section ... 7-11 4-2. Video/RGB Signal SW Section ... 7-12 4-3. RGB Signal Amplifier Section ... 7-12 4-4. Microcomputer Interface ... 7-13 SECTION VIII CCD CAMERA CIRCUIT ... 8-1 1. OUTLINE ... 8-2 1-1. CCD and Drive/Sync Signal Generation Circuit (SG) ... 8-2 1-2. Pre-amp Circuit (CDS) ... 8-2 1-3. Video Signal Process Circuit (PRO, ENC, AWB) ... 8-2 1-4. Power Supply Circuit ... 8-2 SECTION IX FLUORESCENT LAMP INVERTER CIRCUIT ... 9-1 1. OPERATING DESCRIPTION ... 9-2 2. TROUBLESHOOTING ... 9-3 2-1. Fluorescent does not turn on ... 9-3 3. CIRCUIT DIAGRAM ... 9-4

Toshiba-6135-Manual-Page-1-Picture


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