Philips-NTRX-100-Service-Manual电路原理图.pdf
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1、1 - 1NTRX100/55/12Copyright 2014 WOOX Innovations limited.All rights reserved. No part of this publication may be reproduced, stored in a retrieval system ortransmitted, in any form or by any means, electronic, mechanical, photocopying, or otherwisewithout the prior permission of WOOX Innovations. P
2、hilips and the Philips shield Emblem are registered trademarks of Koninklijke Philips N.V. and are used by WOOX Innovations Limited under license from Koninklijke Philips N.V.Published by SW_HF1401MINI SystemVersion 1.0TABLE OF CONTENTSLocation Of PCBA & Versions Variation. 1-2Technical Specificatio
3、n . 1-3Software upgrade instruction . 2Trouble Shooting. 3Dismantling instructions . 4Block Diagram. 5Wiring Diagram . 6MP3&USB JACK A+B+BT A+B+REMOTE PCB . 7MAIN PCB. 8VOL&KEY PCB . 9MIC JACK PCB . 10JACK PCB . 11AMP+POWER PCB . 12Mechanical Exploded & Packing View . 13Revision List . 14Safety inst
4、ruction . 1-4Service ManualServiceTfswjdfServiceTfswjdfServiceGBChapter3140 038 61360PHILIPS1 - 2LOCATION OF PCBAVERSIONS VARIATION:MP3&USB JACK A+B+BT A+B+REMOTE BoardType/VersionsBoard in usedNTRX100MAIN Board*M= Module Level Repair*C = Component Level RepairVOL&KEY BoardJACK BoardMIC JACK BoardC/
5、55CCCAMP+POWER BoardCCC/12CMMCM1 - 3Technical Specifi cationRated Output Power 380W RMS at 10%THDFrequency Response 40 - 20000 Hz, 3dBSignal to Noise Ratio 65dBAAUDIO IN 600mV RMSTuner (FM)Tuning Range 87.5 - 108MHzTuning grid 50KHzSensitivity - Mono, 26dB S/N Ratio- Stereo, 46dB S/N Ratio50dBSpeake
6、rsSpeaker Impedance 4 ohmSpeaker Driver 2 x 160 mm (6.5“) woofer + 2 x 50 mm (2“) tweeterSensitivity 84dB/m/W 4dB/m/WBluetoothBluetooth version V2.1 + EDRFrequency band 2.4GHz 2.48GHz ISM BandRange 10m (free space)Bluetooth Secure Simple Pairing Using NFC YesGeneral informationAC power 110 - 240V, 5
7、0 - 60HzOperation power consumption 65WEco Standby Power Consumption and press or buttom on RC to show software version information.1)Restore factory settinga) Press buttom on RC, while display scrolls Firmware version number to reset the device.3) Software Upgrade (Upgrade MCU or CD)a) Download the
8、 latest upgrade software from Philips web.b) Rename bin file as “NX1_CD.BIN” to upgrade CD-A module or CD-B module. Rename hex file as NX1_MCU.HEX to upgrade MCU module.c) Copy the latest upgrade software file into USB storage.d) Switch source to USB, and insert your USB device, if your want upgrade
9、 MCU, need insert your USB device in side-A USB port.e) LCD will show “CD UPG” or “MCU UPG” to indicate have entered upgrade state.f) press or button on panels or RC to start upgrade, then the LCD will show “UPGING” message. g) If upgrade CD module, LCD will show “UPG OK” after upgrade complete, if
10、upgrade MCU module, system will enter standby after upgradecomplete.Note:1.One time only upgrade one module.2.Upgrade MCU only via side A USB port and it cannot use side B USB port.3.If upgrade failed, please insert your USB device, and power off the unit, then power on it, and switch source to USB,
11、 the system will re-upgrade automatically.Software upgrade instruction3 - 13 - 1Trouble ShootingREPAIR CHARTAAll function No workingCheckall systemall cable islooseor bad INTPanel stanbyLEDshow working orNotRe-insert and fix thecableCheckback power PCBF701 bad cause damageCheckU2Pin7power circuit (
12、SeeB)And Its Conjoint PartChangeSW621YESNONONOWORKNOAll FunctionNo SoundCheckPOWER ICVoltage+18V+33VYesSeeContentsBCheckIC200 FB200And Its Conjoint PartYesNoCheckIC301 Pin9/14Pin35/50 Voltage+3.3vOKNoAAll FunctionNoWorkingBPower SupplyNoWorkingCAll FunctionNo SoundDKeyboard NoFunctionUSB INENoSoundF
13、MP3InNoSoundGBT InNo SoundITuner NoSoundCheckBT BoardSee ContentsBT BoardOKCheckCN301 Pin And Its Conjoint PartCheckPowerIcVoltage 12VCheckR385Pin 1,21,22,23,44NoOKHMIC InNo SoundBTInNoSoundINTOKCheckCN481A&CN481BNoOKCheckCN403A&CN403BINT orNoRe-insert and fixOKINTMP3InNoSoundHEADPHONENo SoundINTOKC
14、heckCON310INTORNOREPAIR okREPAIR okNoCheckU31Pin1 Pin27OKapprox+3.3VCheckR302 R304 EC307 EC308 L317 L318OKTuner NoSoundOutputCheckCN4INTOKCheckUSB41A&USB41BCheckIC421APin1INT orNoapprox +5.2V Yesor NoCheckCON48A&CON48BChange thisJKOKNoCheckUSB41A&USB41BYesNoINTPin1 approx +5V USBINNo OutputOKAnd Its
15、 Conjoint PartKeyboardNo FunctionCheckR621.R622.R623YESOKCheckthecable connectCN3loose or badINTCheckR3And Its Conjoint partsCheckSW618.SW619OKCheckSW620.SW621BCDEFGJIRe-insert and fix thecableCheckCN401A&CN401BCable islooseRe-insert and fix CheckR417A&R417BOKCheckIC411A&IC411BOKNoINT orNoPin16 Volt
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