Zenith ZHD-311 manuály

Zenith ZHD-311 Uživatelský manuál (53 strany)

Značka: Zenith | Kategorie: Přenosné DVD / Blu-Ray přehrávače | Velikost: 6.90 MB |

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SERVICE MANUAL

1

[CONTENTS]

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SECTION 1. GENERAL

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1. Preparations

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2. Notes for repair

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ESD PRECAUTIONS

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SPECIFICATIONS

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SECTION 2. AUDIO PART

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2. FRONT CIRCUIT (1/2)

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3. FRONT CIRCUIT (2/2)

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BLOCK DIAGRAM

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SCHEMATIC DIAGRAMS

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2. MICOM SCHEMATIC DIAGRAM

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3. FRONT SCHEMATIC DIAGRAM

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2-12 2-13

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5. DSP SCHEMATIC DIAGRAM

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2-16 2-17

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WIRING DIAGRAM

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2-20 2-21

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2-22 2-23

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3. FRONT P.C. BOARD

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4. SMPS P.C. BOARD

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LOCATION GUIDE

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SECTION 3. DVD & AMP PART

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2. Test & debug flow

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2. SDRAM CLOCK

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3. TRAY OPEN/CLOSE SIGNAL

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1) Tray open/close waveform

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2) Tray close waveform

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3) Tray open waveform

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8. FOCUS ON WAVEFORMS

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11. RF WAVEFORM

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(IC501 PIN 110)

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FIG 12-1

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(IC501 PIN 113)

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FIG 12-2

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1) Audio L/R

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13. AUDIO OUTPUT FROM PWM IC

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2) Audio related Signal

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DVD PART SCHEMATIC DIAGRAMS

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3-24 3-25

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3. KARAOKE SCHEMATIC DIAGRAM

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SECTION 4. EXPLODED VIEWS

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NSP : Non SVC Parts

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SECTION 5. SPEAKER SECTION

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• MODEL : LHS-25SCW

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