Philips-DS-7550-Service-Manual(1) 电路图 维修手册.pdf

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1、DS7550/all TABLE OF CONTENTS Page Technicalspecification.1-2 Servicemeasurementsetup.1-3 Serviceaids.1-4 Safety instructions.2-1 SetBlockdiagram. .3-1 SetWiringdiagram. .4-1 Disassemblydiagram. 5-1 Circuitdiagram.6-1 Layoutdiagram.6-2.6-4 MechanicalExplodedview. .7-1 Copyright2010PhilipsConsumerElec

2、tronicsB.V.Eindhoven,TheNetherlands Allrightsreserved.Nopartofthispublicationmaybereproduced,storedinaretrievalsystemor transmitted,inanyformorbyanymeans,electronic,mechanical,photocopying,orotherwisewithout thepriorpermissionofPhilips. Published by LX 1052 Service Audio Printed in The Netherlands S

3、ubject to modification Docking speaker Version 1.3 314178535183 RadioFans.CN 收音机爱 好者资料库 TECHNICAL SPECIFICATION iPhone compatibility Compatible with: iPhone, iPhone 3G, iPhone 3GS iPod compatibility Compatible with: iPod, iPodmini, iPod with color display, iPod 5th Generation, iPod classic, iPod nan

4、o 1st Generation, iPod nano 2nd Generation, iPod nano 3rd Generation, iPod touch, iPod nano 4th Generation, iPod touch 2nd Generation, iPod nano 5th Generation, iPod touch 2nd Gen 8/16/ 32GB iPhone/ iPod APP App name: Fidelio+ Free download from App store Compatibility: Fidelio docking speaker, iPho

5、ne OS 3.0 Playback: Album/track navigation, Playback controls Sound settings: DBB, DSC- Flat,Pop,Rock,Jazz,Classic Clock: Analog display, Digital display Alarm: Multiple alarms, Sleep timer, Wake up to music, Wa ke up to nature sounds, Wake up to photo Battery status: Speaker battery status Connecti

6、vity Aux in Audio Playback Cradle playback mode: Charging iPhone, Charging iPod Sound Output power (RMS): 10W Sound Enhancement: Dynamic Bass Boost Sound System: Stereo Volume Control: Volume Control up/down Loudspeakers Neodynium magnet system Accessories Cables: 3.5mm AUX-in Power Power supply: 10

7、0-240VAC, 50/60Hz, Battery Battery Type: Built-in battery Operating time on battery: 8hr Dimensions Master carton weight: 2.3kg Product dimensions (WxDxH): 310 x 110 x 40 Weight incl. Packaging: 1.04kg Master carton dimensions: 175 x 162 x 440 mm Master carton quantity: 2 Weight: 0.76 kg 1 - 2 Type

8、/Versions: Features Board in used: DS7550 Service policy Main BOARD Key BOARD * TIPS : C - Component Lever Repair. M - Module Lever Repair - Used /93/1273/05 Feature diffrence RDS VOLTAGE SELECTOR ECO STANDBY - DARK C/M C Type /Versions: DS7550 /93/12 05/ VERSION VARIATION Ipod BOARD (APAC)(CHINA) (

9、APAC) C/M C C/M C CCC (LATAM) C/M C C 73/ 77/ (LATAM) 77/ C/M C C 87/ (LATAM) 87/ C/M C C RadioFans.CN 收音机爱 好者资料库 1-3 LF Generator e.g. PM5110 Recorder Use Universal Test Cassette CrO2SBC419 4822 397 30069 LEVEL METER e.g. Sennheiser UPM550 with FF-filter S/N and distortion mete e.g. Sound Technolog

10、y ST170 L R DUT or Universal Test Cassette FeSBC420 4822 397 30071 LEVEL METER e.g. Sennheiser UPM550 with FF-filter S/N and distortion meter e.g. Sound Technology ST1700B L R DUT CD Use Audio Signal Disc (replaces test disc 3) SBC429 4822 397 30184 Bandpass 250Hz-15kHz e.g. 7122 707 48001 LF Voltme

11、ter e.g. PM2534 DUT S/N and distortion meter e.g. Sound Technology ST1700B Frame aerial e.g. 7122 707 89001 Tuner AM (MW,LW) To avoid atmospheric interference all AM-measurements have to be carried out in a Faradays cage. Use a bandpass filter (or at least a high pass filter with 250Hz) to eliminate

12、 hum (50Hz, 100Hz). RF Generator e.g. PM5326 Ri=50? Bandpass 250Hz-15kHz e.g. 7122 707 48001 LF Voltmeter e.g. PM2534 DUT RF Generator e.g. PM5326 S/N and distortion meter e.g. Sound Technology ST1700B Use a bandpass filter to eliminate hum (50Hz, 100Hz) and disturbance from the pilottone (19kHz, 38

13、kHz). Ri=50? Tuner FM MEASUREMENT SETUP RadioFans.CN 收音机爱 好者资料库 1-4 SERVICE AIDS GBWARNING All ICs and many other semi-conductors are susceptible to electrostatic discharges (ESD). Careless handling during repair can reduce life drastically. When repairing, make sure that you are connected with the

14、same potential as the mass of the set via a wrist wrap with resistance. Keep components and tools also at this potential. ESD CLASS 1 LASER PRODUCT GB Safety regulations require that the set be restored to its original condition and that parts which are identical with those specified, be used Safety

15、 components are marked by the symbol !. Lead free 2.1 SAFETY INSTRUCTIONS Battery Handling Guideline Since the battery is packed in soft package, to ensure its better performance, its very important to carefully handle the battery 2.1.1 Soft Aluminium foil The soft aluminum packing foil is very easi

16、ly damaged by sharp edge parts such as Ni-tabs, pins and needles. Dont strike battery with any sharp edge parts Trim your nail or wear glove before taking battery Clean worktable to make sure no any sharp particle 2.1.2 Sealed edge Sealing edge is very flimsy Dont bend or fold sealing edge 2.1.3 Fol

17、ding edge The folding edge is form in battery process and passed all hermetic test. Dont open or deform folding edge 2.1.4 Tabs The battery tabs are not so stubborn especially for aluminum tab. Dont bend tab 2.1.5 Mechanical shock Dont Fall, hit, bend battery body 2.1.6 Short Short terminals of batt

18、ery is strictly prohibited, it may damage battery. Caution Danger of explosion if battery is incorrectly replaced.Replace only with the same or equivalent type. 2 - 1 BLOCK DIAGRAM 3-1 WIRING DIAGRAM 4-1 BATTERY1 BATTERY2 KEY BOARD MAIN BOARD SW UPGRADE BOARD iPod JACK BOARD CW502 CN702 CN105 CN103 CW501 CN601 CN104 CN101 CN701 CON104 JK1 CW3 CW1 JK2 CW104 SPK_L SPK_R CN102 CN2 CW101 CN1 CW801 JK801 ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? CIRCUIT DIAGRAM 6-16-1 PCB LAYOUT - MAIN BOARD 6-26-2 PCB LAYOUT - KEY BOARD/iPod DOCKING BOARD 6-36-3 PCB LAYOUT - SW UPGRADE BOARD 6-46-4 EXPLODED VIEW 7-17-1