Philips-BTM-630-Service-Manual电路原理图.pdf
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1、 BTM630/05/12/37Copyright 2007 Philips Consumer Electronics B.V. Eindhoven, The NetherlandsAll rights reserved. No part of this publication may be reproduced, stored in a retrieval system or transmitted, in any form or by any means, electronic, mechanical, photocopying, or otherwise without the prio
2、r permission of Philips.Published by SL 0743 Service Audio Printed in The Netherlands Subject to modificationBluetooth Wireless Micro SystemVersion 1.0CLASS 1LASER PRODUCT 3141 785 32230TABLE OF CONTENTSPageLocation of PCBs .1-2Specifi cations .1-3Measurement Setup .1-4Service Aids, Safety Instructi
3、on, etc .1-5CD Playability Check .1-6 to 1-8Software Version Checking . 2Bluetooth Function Check .3-1 to 3-3Set Block Diagram .4-1Set Wiring Diagram .4-2Main Board . 5MCU Board . 6Key & Display Board . 7Bluetooth RX Board . 8SD Jack & BT LED & IPOD Jack Board . 9Set Mechanical Exploded View & Parts
4、 List . 10Electrical Parts List . 11PCBS LOCATIONPCBA-MCUPCBA-BT LEDPCBA-SD JACKPCBA-KEYPCBA-BT RXPCBA-DISPLAYPCBA-MAINPCBA-IPOD JACK1-21-3AMPLIFIEROutput power . 2 x 15 W RMSSignal-to-noise ratio . t 70 dBAFrequency response . 20 Hz 20 KHz, 3 dBInput sensitivity AUX . 0.5 V (max. 2 V)Impedance loud
5、speakers . 4 :Impedance headphones . 32 :Output power headphones . 250mV-Laser damaged !4,6V3V3,3V3,9V2V0,17V0,17VSanyoDA12T3HF-AmplifierD3D2D1Drive detection680R390539033K3BC847B787747n28181K53902574216364891011470R3893+3.3V2K23908 10K3923BC847B7878BC847B78764n728133896100R220u28852881560p47n288756
6、0R39012883470n28174u73n328143898220R389527K470n2884+3.3V3909820R3907100R392033K3897288282p3K339042K738993906470R+5V_HFHFINVrefCD10100p2815281622nLDONto 3826,3827VREF GEVDDA1VRINVSSA1ISLICELDOND1D2D3D4HFINHFREFIREFCD_DA: 0V / CD_RW: 3V (A-D)800mVppTB = 0.5s/divEYE-PATTERN1,8V1,2V2,4V2,6V0,65VINSTRUCT
7、IONS ON CD PLAYABILITY1-82-1 2-1To hold ALBUM+ &EJECT depressed Display shows “MLC3890 - XX/XX YYYBT CODE - ZZ/ZZ“XX/XX refers to Production Date, eg. 08/31SOFTWARE VERSION CHECKINGSet on Standby.YNSTANDBY-ON pressed?YYY refers to MCU SW. Version, eg. 145ZZ/ZZ refers to Bluetooth SW. Version, eg. 01
8、/61MLC3890 refers to MCU Type NumberYN9Button pressed?Display shows “NEW”YNSTANDBY-ON pressed?“NEW”:load default data. Caution: all presets from the customer will be lost! 3-1 3-1BLUETOOTH FUNCTION CHECKprecondition action expected result Fail behavior (if any) /Remark/1Power on the main set. Main s
9、et is power on./2Connect bluetooth wirelessdock with 10V DC source.The red power LED willbe illuminated./3Press and hold thestandby/power key on thedock for about 6 seconds.Blue LED shows solidblue. Dock is poweredand ready to pair./4Press and hold theANSERING/PARING buttonon the main set or RC for
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