Philips-NTRX-505-Service-Manual 电路图 维修手册.pdf

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1、all TABLE OF CONTENTS Chapter Technical specification .1-14 Safety instruction.2-1 Set Block diagram .3-1 Set Wiring diagram.4-1 Disassembly diagram.5-1 Main and jack board Circuit diagram.6-1.6-2.6-3 Layout diagram.6-4.6-5 AMP board Circuit diagram.7-1 Layout diagram.7-2 MCU board and CD board Circ

2、uit diagram.8-1.8-2 Layout diagram.8-3.8-4 Mechanical Exploded view.9-1 Version 1.0 Mini Hi-Fi System NTRX505/ 3140 038 62280 All rights reserved. No part of this publication may be reproduced, stored in a retrieval system Copyright 2014 WOOX Innovations Limited. or transmitted, in any form or by an

3、y means, electronic, mechanical, photocopying, or otherwise without the prior permission of WOOX Innovations. Philips and the PhilipsShield 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 F

4、ei 239W x 4 FOR NX7 ALL Power Amplifier, LCD Display, Aux in , Remote control Supply + Amplifier IX LIFETIME : 7 Years ClassTunerUSBRecorder VersionSafetyEMC X 811 III 3- 79 SAFETY requirements N/A Page10 IIXX POWER SUPPLY EN 60065 /98EN 60065CISPR 13 /55EN 60065CISPR 13 /12EN 60065 : + 5 Dregreetil

5、l+ 35 Degree MODERATE climates: + N.AtillN.A Degree /05EN 60065EN 55013 / EN 55020 PERFORMANCE CLASSES 120 Vac (110V- 10%, 120V 10%) MAINS ( A.C. ) RADIATION / IMMUNITY requirments ( EMC ) for 12 version only 127 / 240 Vac 15 % CLIMATIC requirements ALL climates 230 Vac 10 % / 12 /05 Frequency Volta

6、ge Selection CISPR 13 /37UL 60065FCC99 /79 Version No 60Hz 5% No 50Hz / 37 25W POWER CONSUMER /12/ 55/98/96/79 /61 /93/ 37 = 1W 130W 25W ( DEMO mode OFF ) , NOM. A, INPUT Stadby : 25W Remarks Quality : 0.8 % ( Major ) 2.0 % ( Mirror ) Reliability : 3.0 % ( C 42 ) ECO Power mode := 1Wno= 1W Tested ac

7、cording to General Test Instruction refer to PHILIPS standary ( UAN - D1591 ) Measured according to PHILIPS standary ( UAN - L1059 ) unless other wise stated All not mentioned date, please refer to PHILIPS standary ( XUW - 0010 - JUNE 2001 ) DERIVEDREMARKSAPPROBATION 2 Issued Date 1 A4SH 190 - 3 16-

8、 4- 2013 Class No NX5 NX7 ALL DATE : NAME : MZ.FENG KTCHECK 1010 3 Maximum : Ver GENERAL PART 1 - GENERAL SPECICFICATION 1- 4 110W 130W 1/8 Prated , NOM. A, INPUT130W 130W 110W110W110W 25W : : : : : 1- 5 DATE : NAME : MZ.FENG KTCHECK 1010SH 190 - 4A4 Ver 3 16- 4- 2013 GENERAL PART 1 - TECHNAICAL SPE

9、CICFICATION Issued Date 2 1 Class No NX5 NX7 ALL IS off and OSM unless specified otherwise Measuremend output power only for AUX model and CD model of used audio analyzer equipment. One channel signal input ( L or R ), two channel load ( or ) ( *1 ) Electrical parameters are to be measuremend at spe

10、cker terminals with rated input signal in AUX mode; DSC setting in Jazee mode with DBB OFF : 3 Ohms Remarks Rated Impedance Power output ( RMS ) FOR NX7 ALLLow channel 250W per channel ( Lim - 1dB )?CD USB AUX? High channel 250W per channel ( Lim - 1dB )?CD USB AUX? OUTPUT POWER ( * 1 )At THD = 10%

11、(Measured with 20Hz-20KHz filter), both channels driven ( Low channel at 1KHz, High channel at 10k ) Power output ( RMS ) FOR NX5 ALLLow channel High channel 125W per channel ( Lim - 1dB )?CD USB AUX? Frequency Response LOW FrepuencyFrequency Response - 60Hz - ref. 1kHz 3 dB HI FrepuencyFrequency Re

12、sponse - 6KHz - ref. 10kHz 3 dB N.A Microphone: input leven Nor: 1.5mv Lim:0.8- 2.5mv ? Nor: 2V Lim: 1.5V 2.5V for /55 125W per channel ( Lim - 1dB )?CD USB AUX? Booster Out Frequency Response ( +/- 3dB ), reference 1kHz60Hz - 16kHz N.A AUX Nor: 600mV Lim: 450mV 550mV for /37Digital Coaxial OutN.A U

13、SB 0 dB trackHeadphone Line Out ( Left / Right )N.A dB INTERCONNECTS Input Sensitity(2 dB)rated ouput power at 1 kHz and 10kHz.Line Output Voltage ( *1 ) WOOX : N/ASignal / Noise ( weighted ) IS :YESResidual Noise ( Volume Minium )( A - weighted ) 100 CD 0 dB track ( Audio Disc 1, Trk 35 ) Subwoofer

14、 OutN.A VAC :N/AChannel Separation ( at 1 kHz )? 45dB ? 60 TECHNIAL DESCRIPTION Total power 500W FOR NX5 1000W FOR NX7 ), FOUR INPUT SOURCE, ( Digital Sound Control ). IS ( Incredible Sound ) GENERAL PART 200nW FM 67.5KHz,AM 80% Modulation - 3dB DSC :Rock, Pop, Jazz, OptimalChannel Differencer at -

15、46dB Tuner nW dB MAXYESHum ( Volume Minimun - 50mW )( A - weighted ) 3 Standby Mode Indicator : LCD display Clock active ECO Mode Indiicator : LCD turns off, ECO - Standby LED turn on ELECTRICAL DATA OUTPUT stage Protection : YesTemperature : Yes.Shorcircuit : Yes LoudSpeaker D.C. Protection : Yes.

16、INDICATORS 1- 6 3 Issued Date A4 1 16- 4- 2013 DATE : NAME : MZ.FENG DATE:25/08/071010SH 190 - 5 KTCHECK Class No NX5 NX7 ALL Ver 2 GENERAL PART 1 - GENERAL SPECICFICATION - 0.5dB 10 kHz- 1.5 dB +- 0.6dB+1dB Tabel 1a ( Tolerance 3dB ) 5.5 dB +1 dB 60 Hz+3 dB +8dB + 14?5dB 1 kHz 0 dB +1 dB 1 dB 10 kH

17、z Frequency JAZZPOPROCKTECHNO DSC Modes with DBB 1 ON Tabel 1b ( Tolerance 3dB ) +0.3dB DSC Modes with DBB Off 60 Hz - 1.8 dB + 3 dB + 6dB +0.5dB AUDIO SIGNAL PROCESSING MP3- USB Mini Hi Fi System with Digital Tuner ,Class AB Power Amplifier 1 ) DSC ( Digital Sound Control ) Select AUX as input sour

18、ce with the following set conditions: SAMBA TECHNO Inject sine wave 2V at 1 KHz to L/R channels of AUX- IN socket. Set DSC to JAZZ(Flat) mode and switch off DBB. Max off Refence level for DSCs without DBB on=500mW. Refence level for DSCS with DBB on=1.7V at the speaker terminal . - 1.5 dB - 0.6dB +1

19、 dB - 0.5 dB + 11.0 dB Inject sine wave 2V to AUX- IN socket with frequencies indicated in Table 1. TECHNO Frequency JAZZPOPROCK 1 dB - 3 + 15.0 dB60 Hz+8dB Frequency JAZZPOPROCK 60 Hz 10kHz- 1.5 dB +0 dB +14 dB + 14.0 dB +1dB POP Frequency TECHNO +2 dB 1 kHz DSC Modes with DBB 3 ON JAZZ 10 kHz - 0.

20、5 dB + 2dB +3dB + 1dB 1 kHz +0dB +1dB +1dB SAMBA 1 kHz ROCK 0 dB0.5db +1 dB +1 dB +1 dB - 0.5dB + 1dB +18dB +5.5dB 0 - 3 0.5dB + 17.0 dB + 20.0 dB 0 +11dB 0 0 1 Tabel 1b ( Tolerance 3dB ) - 0.5 Tabel 1b ( Tolerance 3dB ) SAMBA DSC Modes with DBB 2 ON SAMBA + 18.0 dB ? hdfll d bi hihbiibdd Table 3 (

21、Tolerence 3 dB ) LEFTRIGHTLEFTRIGHT 4 ) DSC Mode ( Jazz , Rock, Techno and Optimal ) Right channel reference to left channel. LEFTRIGHT OUTPUT LEVEL Set DSC to JAZZ ( Flat ) mode and switch of DBB, OSM & INCREDIBLE SURROUND. Adjust volume level to obtain 500mW across 4OHM load at L/R speaker output.

22、 Inject sine wave 2V to AUX- IN socket withfrequency indicated in Table 3 (input level 500mV for /37,2V for /55 ). +2.0 dB- 17.0 dB AUDIO SIGNAL PROCESSING MP3 - USB Mini Hi Fi System with Digital Tuner , 1CDCfor NX5 NX7 ALL FREQ INPUT LEVEL 3 ) IS ( Incredible Sound ) Select AUX as input source. In

23、ject sine wave 2V at 1kHz to AUX- IN socket, one channel at a time (input level 500mV for /37,2V for /55 ). 1 kHz+ 3.5 dB- 0 dB 2V60 Hz- 1.0 dB- -+ 3.0 dB- 7.0 dB 2V-0- 10 kHz2V- 0.5 dB Note : The above specs also apply to right channel. IS OFFIS ON VerIssued Date 1 Class No GENERAL PART 1 - AUDIO S

24、IGNAL SPECICFICATION ( 2 ) 10 kHz- 0.5 dB+ 10.0 dB Set DSC to JAZZ ( Flat ) mode and switch of DBB, OSM & INCREDIBLE SURROUND. Adjust volume level to obtain 500mW load at L/R speaker output. The 500mW level will be used as 0 dB reference Inject sine wave 2V to AUX- IN socket withfrequency indicated

25、in Table 5 (input level 600mV for /37,2V for /55 ). FREQ 00 dB+ 19 .0 dB 1 kHz Note : When these modes are activ DBB and DSC will not be displayed DBB Level preset DBB OFF DBB 2 0+ 7.0 dB Max OFFMax ON 60 Hz 5 ) MAX ( Maximum Sound ) Select AUX as input source. Inject sine wave 2V at 1kHz to AUX- IN

26、 socket, one channel at a time (input level 600mV for /37,2V for /55 ). DSC MODE Optimal POP Jazz The VEC modes are software controlled by switching the combination between DBB and DSC modes as show in Table 4. TechnoDBB 3 DBB 1 A410SH 190 - 6 KT 16- 4- 2013 3 CHECKDATE : NAME : MZ.FENG10 2 1 NX5 NX

27、7 ALL 1- 8 TECHNIAL DESCRIPTION AUX modle GENERAL PART Output power = , 1 Khz ) 125W 1 Db(NX5) 250W 1 Db(NX7) DescriptionSpecification Channel Unbalance = +/- 3 dB THD + Noise ( 0dB, 1Khz )= 60dB( A - weighted ) Channel Crosstalk ( ( 0dB, 1 KHz ) = 40dB ( 0 dB, 10 KHz )= 40dB Output power = , 1 Khz

28、2mV input)1W 1 dB DescriptionSpecification 60Hz - 16kHz Frequency Response ( +/- 3dB ), reference 1kHz100Hz - 16kHz Signal to Noise Ratio ( 0dB,1kHz ) ( A - weighted )= 45dB( A - weighted ) NX5 NX7 ALL Ver 3 2 USB SPECICFICATION Issued Date 1 Class No CHECK 1010SH 190 - 9 DATE : Remarks : Microphone

29、 A4 16- 4- 2013 THD + Noise ( 0dB, 1Khz )=5% NAME : MZ.FENG 1- 9 Timer Setting:Clock and Timer TECHNIAL DESCRIPTION SOFTWARE IMPLEMENTED CLOCK / TIMER FUNCTION WITHOUT 32.768KHZ QUARTZ OSCILLATOR. GENERAL PART ? Timer Wakeup Mode:CD USB or Tuner Remarks Time Setting:12hr for /37 version, 24hrs for o

30、ther version. Volume at Wakeup:Last Setting ?:1 ?:Nom : 1 sec/dayLimit : 2 sec/day ? 1 16- 4- 2013 Remark CLOCK / TIMMER SPECICFICATION Class No NX5 NX7 ALL VerIssued Date 2 3 10SH 190 - 7A4 DATE : NAME : MZ.FENG10 KTCHECK 1- 10 Channel Unbalance = +/- 1 dB GENERAL PART Measurement are directly done

31、 at the connector on CDC board DescriptionSpecification Output Resistance = 1.5 kOhm TECHNIAL DESCRIPTION USB See also SH 190 USB Audio Module (300605) Measurment are directly done at the coonector on the board Output Voltage RL = 33 k ohm dB, 1 Khz NC THD + Noise ( 0dB, 1Khz )= 60dB( A - weighted )

32、 Channel Crosstalk (1k) = 40dB USB Measurement at Set Level Electrical Parameters are to be measured at speaker teminals across 6 ohm load with 500mW output and DSC setting in Jazz Mode DescriptionSpecification ( 0 dB, 10 KHz )= 40dB Frequency Response ( +/- 3dB ), reference 1kHz60Hz - 16kHz 1 Chann

33、el Crosstalk ( 0 dB, 1 KHz )= 40dB (with 1 KHz filter ) Signal to Noise Ratio ( 0 dB, 1 KHz )= 60dBA ( A - weighted ) Channel Unbalance ( 0 dB, 1 KHz ) +/- 1.5dB Frequency Response ( +/- 3dB ), reference 1kHz60Hz - 5.8kHz Frequency Response ( +/- 4dB ), reference 10kHz6KHz - 16kHz 2 Remarks : USB SP

34、ECICFICATION 16- 4- 2013 Class No NX5 NX7 ALL VerIssued Date A4 3 DATE : NAME : MZ.FENG CHECK 1010SH 190 - 8 1- 11 AM (55/37) 530 - 1700 kHzQUARTZ PRECISION 10 kHz AM (12) 531 - 1602 kHzQUARTZ PRECISION 9 kHz FM( 55/37 ) 87.5 - 108.00 MHzQUARTZ PRECISION100 kHz FM( 12 ) 87.5 - 108.00 MHz50KHZ WAVE R

35、ANGETOLERANCETUNING GRID TECHNIAL DESCRIPTION GENERAL PART Modulation Hum.4540dB NomLimit AERIAL FM : PIGTAIL ANT WIRE 300 Ohm(for/37) 75ohm for 55/12 AM : FRAME ANT. 18.1 uH INDICATORS LCD ELECTRICAL DATA : 1723.5dBf F.M.NomLimitUnitA.MUnit - 3 dB Limiting Point AGC Figure of Merit: 3025dBDistortio

36、n ( RF 1mV, Frq Dev.75 kHz ): 25% Amplification Reverse: - 2- 4dBAmplification Reverse: 0- 4dB dBIF: 450 3kHz18Crosstalk (RF1mV, Freq Dev.40kHz ): 25 dBfDistortion ( RF 50mV, M 80% ): 35%Stereo - 46 dB Quieting: 3843 Modulation Hum.3530dB Wave Range Noise Limited Sensitivity 26 dBImage RejectionIF R

37、ejectionLarge Signal MW 610 kHz Nom.3500 Lim.4000 22db28db1000mv/m Selectivity S3 / S9 / 300kHz Uv/m28db uV/m32 db 22db 500mv/m 32db28db1000mv/m 24db 18db 18db uV/m FM 98 MHz Nom.18 MW 1400 kHz Nom.1500 Lim.4000uV/m28db24db500mv/m 25db dBf40db65db116 dBu Auto Search sensitivity 45db Lim.22dBf30db60d

38、b108 dBu MW 610 kHz Nom.58 Lim. 10db/m db/m db/m Lim. 10db/m MW 1400 kHz Nom.58 dBuV Lim. 10dBuV 2 1 FM 98 MHz Nom.26 3 VerIssued Date 16- 4- 2013 Remarks TUNER SPECICFICATION Class No NX5 NX7 ALL CHECK A410 DATE : NAME : MZ.FENG KT 10SH 190 - 9 1- 12 TECHNIAL DESCRIPTION Bluetooth Function GENERAL

39、PART Bluetooth Version :Ver2.1 + EDR Receive A2DP:N/A Receive HSPN/ANoise Reduction System:No Transmit A2DP:N/ARemote Controlled:YES Display: Yes INDICATORS Bluetooth Flashing : Yes dB ELECTRICAL DATA Bluetooth at Module level:Mobile PhonelimUnit S/N (Unweighted)? Frequency Response 125- 16khz? Leve

40、l Diff? dB S/N (A- weighted)?dBA Distortion? dB Channel Separation?dB 10%THD OUTPUT POWER(EQ:FLAT) 250 3dBW ? Bluetooth at Set LevelMobile Phone Connected distance810meter REMARKS Bluetooth SPECICFICATION Class No NX5 NX7 ALL All Version VerIssued Date 1 3 16- 4- 2013 2 CHECK:DATE : NAME : TANDATE :

41、 SH 190 - 9 1- 13 TECHNIAL DESCRIPTION CD + MP3 - Part Specifications (CD MECHAISM DA11VF OF SANYO ) 1DISC for NX5 NX7 ALL InputOutputMotorLogic control BU9543Active components?SA5888 Servo processor Active componentsBU9543BU9543NADA23SR Signal processsing D/A converterHF- preamplifier NomLim AUDIO

42、part: Measurement with Audio Signals Disc TCD- 781 on spkeakers or Headphone socket with nom.load Unit De- emphasis15us / 50us Switchable via Subcode information Frequency accuracyN/A 0.5% DescriptionExtern dB Frequency Response ( 60Hz - 16 kHz )0 3dB Channel Unbalance0.51.5 dBA Signal to Noise Rati

43、on ( A - weighted )6560dBA Signal to Noise Ration ( Unweighted )6055 dB Crosstalk ( 10KHz ) ( A - weighted )5040dB Crosstalk ( 1kHz ) ( A - weighted )5540 Mv THD (1KHz - 6dB)0.21.5% Hum & Noise ( *1 )12 %THD (10KHz - 20dB)11.5 REMARKS: 1. Amplification reserve for CD = +2dB (2dB),Ref.Level for CD is

44、 a 0dB track instead of a .- 6dB track. Playability :(acc.To AR 30-05-239 ) LimitTypicalTest disc Wedge600um900umTNO 7, 9 of SBC 444A(7104 099 24990) Eccentric150um200umTNO 1, 24 of 200um disc (7104 099 24960) FingerprintNo audible defectTNO 11 of Sub chassis 8A Black dot500um800umTNO 13 of SBC 444A

45、 (7104 099 24990) Skew 0.6mmNo audible defectTNO 1,6 of 0.6mm skew (7104 099 28260) Playback positionSolid, Normal position (Set is located on a flat surface, floor) 1. Playback of above mentioned tracks possible wihout track loss or audible defects. 2. Double black dot, max. diameter, thin/disk is according to PQR or AR 30- 05- 239 Bad HF trackNo audible defectTNO 8 of Sub chassis 8A 3. This unit can playback (only) CD- R or CD- RW discs. For performance specification, Please refer to module. specification