Philips-FWC-330-Service-Manual-2电路原理图.pdf
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1、CLASS 1LASER PRODUCTCOMPACTDIGITAL AUDIOServiceServiceServiceFW-C330/all versionTABLE OF CONTENTSPageLocation of pc boards & Version variations .1-2Technical Specifications .1-3Measurement setup .1-4Service Aids, Safety Instruction, etc.1-5Preparations & Controls .1-7Disassembly Instructions & Servi
2、ce positions . 2Service Test Programs & DEMO mode . 3Set Block diagram . 4Set Wiring diagram . 5Front Board . 6Mains Board. 8ETF7 Tape Module . 93CDC-LLC-MCD1 Module . 10Combi Board . 11Set Mechanical Exploded view & parts list . 12Copyright 2002 Philips Consumer Electronics B.V. Eindhoven, The Neth
3、erlandsAll 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 Philips.Published by SL 0249 Service Audio Printed in The Netherlands
4、Subject to modificationGB3140 785 32330Mini SystemVersion 1.0Service Manual3-1 3-1Variousother TestsActivated with ACTIONTESTQEEPROM FORMAT Load default data. Display shows “NEW“ for 1 second.Caution!All presets from the customer will be lost!Disconnectmains cordLEAVE SERVICETESTPROGRAMR 9 to ExitEE
5、PROM TEST A test pattern will be sent to the EEPROM.“PASS“ is displayed if the uProcessor readback the test pattern correctly, otherwise“FAIL“ will be displayed.Volume KnoborJog Shuttle knobROTARYENCODER TESTDisplay shows value for 2 seconds.Values increases or decreases in steps of 1until 0 (Min.)
6、or 40 (Max.) is reached.DBBDEMO DEMO will toggle on or off.The message: “DEMO ON“ or “DEMO OFF“will scroll across the display to show thenew status of the set.STANDBY-ONButton pressed?YNSet is in Service PLAY Mode.The Service Play Mode is intended todetect and identify the failures in the CD Mode.In
7、 this mode the electronics will still functioneven when an error is detected so thatrepair activities can be carried out.SERVICEPLAY MODEIn case of failures, errorcodes according to table 2 will be displayed.OButton pressed?YYYNNNOButton pressed?9Button pressed?Display shows8MOutput at (Front Board)
8、 pin 80 of uP = 1,953.125HzDisplay shows32KOutput at (Front Board) pin 80 of uP = 2048HzQUARTZTESTNote: During the 3CDC tray may “jerks“ open& close or the carousel may rotatesslightly. This is due to sharing of controllines during the Service test program.TUNERButton pressed?DisconnectMains cord ?Y
9、NNYService frequencies arecopied to the RAM (see Table1)Tuner works normallyexcept:PROGRAM buttonService Mode leftTUNERTESTDisplay Tuner Version“ccc“TUNERButton pressed?NYPRESET1234567891011Europe“EUR“87.5MHz108MHz531kHz1602kHz558kHz1494kHz87.5MHz87.5MHz87.5MHz87.5MHz98MHzEast Eur.“EAS“87.5MHz108MHz
10、531kHz1602kHz558kHz1494kHz87.5MHz87.5MHz87.5MHz87.5MHz98MHzUSA“USA“87.5MHz108MHz530kHz1700kHz560kHz1500kHz98MHz87.5MHz87.5MHz87.5MHz87.5MHzOversea“OSE“87.5MHz108MHz530/531kHz*1700/1602kHz*560/558kHz*1500/1494kHz*98/87.5MHz*87.5MHz87.5MHz87.5MHz87.5/98MHz*Table 1East Eur. Extended-band“EAS“65.81MHz10
11、8MHz74MHz87.5MHz531kHz1602kHz558kHz1494kHz98MHz70.01MHz65.81MHzNote: * Depending on the selected grid frequency (9 or 10kHz)By holding the TUNER and R buttons depressed while switching on the Mains supply, oneof the undermentioned features will be activated:- the tuning grid frequency is toggled bet
12、ween 9kHz and 10kHz for the Oversea (/21) version.- the extended FM1 (65.81MHz - 74MHz) is toggled on and off for East Eur. (/34) version.YNYNYNDIMButton pressed?DIMButton pressed?9Button pressed?DISPLAYTESTDisplay shows Fig. 2and selected LEDs on(see note 2)Display shows Fig. 1and selected LEDs on(
13、see note 1)Figure 1Figure 2note 2 : OPTIMAL is on while JAZZ & TECHNO are off, other LEDs statusare not important (applicable only for sets with LEDs)note 1 : JAZZ & TECHNO are on while OPTIMAL is off, other LEDs statusare not important (applicable only for sets with LEDs)Table 2Error codeE1000E1001
14、E1002E1003E1005E1006E1007E1008E1020E1070E1071E1079Error DescriptionFocus ErrorTriggered when the focus could not be found within a certain time when starting up the CDor when the focus is lost for a certain time during play.Radial ErrorTriggered when the radial servo is off-track for a certain time
15、during play.Sledge In ErrorThe sledge did not reach its inner position (inner-switch is still close) before approximately6 Sec. have passed by. Inner-switch or sledge motor problem.Sledge Out ErrorThe sledge did not come out of its inner position (inner-switch is still open) before approximately250
16、mSec. have passed by. Inner-switch or sledge motor problem.Jump-offtrack errorTriggered in normal play when the jump destination could not be found within a certain time.When this error occurred, software will try to recover by initiating the jump command again.If it is recoverable, the disc will co
17、ntinue to play.Subcode ErrorTriggered when a new subcode was missing for a certain time during play.PLL ErrorThe Phase Lock Loop could not lock within a certain time.Turntable Motor ErrorGenerated when the CD could not reached 75% of speed during startup within a certain time.Discmotor problem.Focus
18、 Search ErrorThe focus point has not been found within a certain time.This happens when the carousel switch is defective and closed all the time, or when thecarousel is blocked when it is located exactly at a disc position.This happens when the carousel switch is defective and does not closed electr
19、ically, or whenthe carousel is blocked in between two disc positions. The time-out is approximately 5 Sec.The drawer could not open or enter the inside position and is opening again. This happen whenthe drawer is blocked and cannot go fully inside or when the drawer switch is defective and doesnot c
20、lose.To start service test programhold P & TAPEdepressed whileplugging in the mains cordDisplay shows theROM version *“S-Vyy“(Main menu)S refers to Service Mode.V refers to Version.yy refers to Software version number of Processor.(Counting up from 01 to 99)SERVICE TEST PROGRAMMini 2002 FW-C1xx, C2x
21、x, C3xx Dated: wk141CIRCUIT DIAGRAM - KARAOKE PART6-3 6-3MIC_SKDE1800 A11801 B91802 B82428 A82801 B22802 B32803 B32804 A42805 B52806 B52807 A52808 A62809 E32810 E32811 E42812 E52813 E52814 E62815 E72816 E72817 E72818 E73423 A93800 A23801 A23802 B23803 B33804 A4MIC DETECT+12V_A123456789123456789ABCDE
22、ABC3805 A33806 B43807 B43808 B53809 A53810 A53811 B53812 B63813 C73814 E33815 E33816 E43817 E53818 E53819 E53820 E63821 E63822 E73823 D73824 E75800 B26800 E46801 E47411 A97800 B47801 B67802 E20.7V7.8VSEE VARIANTS TABLE6.6V0V1.2V4.5V0VVCDMIC_DETGND AMIC_VCD7803 E27804 E57805 E77.8V11.9V0VSIMPLE KARAO
23、KETO COMBI38141M28081u6K810K3803381712345GND_A28014n7BC847B780510K3423(TO SH 130-1)+KAR+KAR+KAR+KAR+KAR+KARMicDet+KAR28131n2804470nGND_ABC847B7803100n28183811 330R381668001u24283824220RGND_A12K2809 100n 281010u3823680p28161u2815780138101M3809560RBC847B2806 680pD3813470R382110KMICGND_A10K7800BC847B1n
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