Daewoo RD-400 7.WaveformsofMajorCheckMethod

7.WaveformsofMajorCheckMethod

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Audio Out Signal Waveform

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DAC Output Signal Waveform

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Optical Output Audio Data Signal waveform

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PWM Output Waveform During Normal Play

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Serial Data Output Waveform During Normal Play

Test Point : DVD Test Disc MDVD-W111 TRACK2 Color Bar

Contents

Main Service Manual DAEWOO DAT CO., LTD. Mini Component System DVD Micro System Contents DVDMICROSYSTEM Series RD-400() 1.SafetyPrecautions Important Safety Instructions 1.SafetyPrecautions Page Front Panel Rear Panel Display Remote Controller 4.ConnectingtoEquipment Connecting to TV Connecting to Audio & Video 4.ConnectingtoEquipment Connecting to Speaker Connecting to Recoring Equipment Before connecting 5.FirmwareUpgrade Preparing the Firmware Upgrade Activating the Firmware Upgrade Starting Update. 5.FirmwareUpgrade 1. BASIC OPERATING Front Circuit 1. INITIAL OPERATING Page 3. AUDIO Abnormal 4. AUDIO LINE OUTPUT Abnormal 5. AUDIO CONTROL Abnormal Page Page Page Page 7. MECHA CONTROL Abnormal 7.WaveformsofMajorCheckMethod Test Point : DVD Test Disc MDVD-W111 TRACK2 Color Bar Page Page 8.InternalBlockDiagramofICs 74HC374 24 74HCU04 BA6287F Page Page Page Page 9.BlockDiagram Page Page Page Page Page Page Page Page Page Page Page Page Page Page PCB MAIN Ass'y [9CDC074900] : RD400 MAIN Page 1 Page 2 Page 3 Page 4 Page 5 PCB MPEG Ass'y [9CDC074800] : RD400 MPEG Page 6 Page 7 Page 8 Page 9 Page 10 PCB INOUT Ass'y [9CDC075000] : RD400 INOUT Page 11 Page 12 Page 13 PCB FRONT Ass'y [9CDC075200] : RD400 FRONT Page 14 Page 15 Page 16 SPEAKER Ass'y [9CDM056400] : MS-400UD Page 17 PCB POWER Ass'y [9CDC075100] : RD400 POWER REMOCON Ass'y [9CDM053400] : AM-43D