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Technical specification ......................................................1-1
Features ............................................................................1-1

Accessories .......................................................................1-2
Connections and controls ..................................................1-2
Instruction for use .......................................................1-3..1-6
Safety & Warnings .............................................................1-7

Service hints

Repair positions ............................................................2-1
Dismantling CD-door .....................................................2-1
Handling chip components ............................................2-2
Service tools..................................................................2-2

Pin description of ICs .................................................3-1..3-4
Start-up procedure.............................................................3-5
Service Test Program ........................................................3-5
Blockdiagram .....................................................................3-6

Circuit diagrams

Supply part ....................................................................4-1
CD part ..........................................................................4-2

DSP part........................................................................4-3

Audio part   ....................................................................4-4
Control part   ..................................................................4-5
Layout diagram - copper side view ................................4-6
Layout diagram - component side view .........................4-7

Exploded view ...................................................................5-1
Mechanical partslist ...........................................................5-1

Electrical partslist .......................................................6-1..6-6

©

3140 785 32210

Published by LX 024

1

 Service Audio    Printed in The Netherlands    Subject to modification

Portable compact disc player

CLASS 1

LASER PRODUCT

TABLE OF CONTENTS

©

Copyright 2001 Philips Consumer Electronics B.V. Eindhoven, The Netherlands

All 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 prior permission of Philips.

ACT300

all versions

psa[cd8

Summary of Contents for ACT300

Page 1: ...iagram copper side view 4 6 Layout diagram component side view 4 7 Exploded view 5 1 Mechanical partslist 5 1 Electrical partslist 6 1 6 6 3140 785 32210 Published by LX 0241 Service Audio Printed in The Netherlands Subject to modification Portable compact disc player CLASS 1 LASER PRODUCT TABLE OF CONTENTS Copyright 2001 Philips Consumer Electronics B V Eindhoven The Netherlands All rights reserv...

Page 2: ...8V 100 50mV battery empty level 0 9V 100mV battery empty level 0 6V 100mV battery empty level 0 3V 100mV E P Y T Y R E T T A B E D O M D C N O P S E s e i r e t t a b y r a m i r P 6 R L x 2 E D O M D C F F O P S E E D O M MP3 E D O M MP3 N O P S E 2 8 h 3 5h typ 2 5 h 3 5h typ 4 9 h 7h typ 3 8 h 5 3h typ ESP LP ESP LP Feature Overview Low pass filter DUT S N and distortion meter L R i e Sennheise...

Page 3: ... 20 characters note the number of music files that can be played depends on the length of the file names with short file names more files will be supported all trademarks used are owned by their respective owners general information ACCESSORIES front view 1 display 2 adjusts the volume down 3 adjusts the volume up 4 5 skips backward and searches backward 5 6 skips forward and searches forward 6 1 ...

Page 4: ...ving power supply Replace batte AAA x2 power adapter supplied or optionally available use only the AY 3170 power adapter 4 5 V 300 mA direct current positive pole to the center pin any other product may damage the set 1 make sure the local voltage corresponds to the adapter s voltage if your power adapter is equipped with a voltage selector set this selector to the local power voltage if necessary...

Page 5: ...ing a track during playback briefly press 5 or 6 once or several times to skip to the beginning of the current previous or subsequent track playback continues with the selected track searching for a passage during playback 1 keep 5 or 6 pressed to find a particular passage in backward or forward direction searching starts and playback continues at a low volume for cd audio tracks the search speeds...

Page 6: ...ld esp and powersaving with a conventional portable disc player the music may stop while you are jogging for example the electronic skip protection protects the psa against loss of sound caused by light vibrations or shocks continuous playback is ensured esp does not protect the psa against damage caused by dropping press esp repeatedly during playback to select either ESP on ESP is shown and esp ...

Page 7: ...problem solution no power playback insert the batteries correctly does not start replace the batteries connect the mains adapter securely Hold indication deactivate hold and or no reaction disconnect the set from the power supply to controls or take out the batteries for a few seconds no sound or press 2 to resume playback bad sound quality adjust the volume check and clean the connections keep th...

Page 8: ... which are identical with those specified be used Safety components are marked by the symbol i Le norme di sicurezza estigono che l apparecchio venga rimesso nelle condizioni originali e che siano utilizzati i pezzi di ricambiago identici a quelli specificati Componenty di sicurezza sono marcati con ñ Veiligheidsbepalingen vereisen dat het apparaat in zijn oorspronkeliijke toestand wordt teruggebr...

Page 9: ... to the componentside of the printed board assembly proceed as follows 1 Remove screws 3pcs in the CD door Remove screws 1pc in the Battery door 2 Lift the bottom cabinet 3 Remove screws 3pcs on the PCB board 4 Take care that the door switch is closed during measurements DISMANTLING THE CD DOOR To dismantle the CD door proceed as follows 1 Dismantle bottom board 2 Remove screw 3pcs as indicated in...

Page 10: ... band 4822 395 10223 Compact Disc Connector box 1MW 4822 320 11307 ECC 200_8cm 7104 099 32821 Extension cable SUB8A_8cm 7104 099 32841 to connect wrist band to conn box 4822 320 11305 MP3_8cm 7104 099 32851 Connecting cable Skew Disc _8cm 7104 099 28262 to connect table mat to conn box 4822 320 11306 Music Disc_8cm 7104 099 28252 Earth cable to connect product to conn box 4822 320 11308 Audio Test...

Page 11: ...CH1 and CH2 H bridge driver supply voltage 16 OUT2B servo driver CD drive negative drive output CH2 17 PGND2 GND H bridge driver ground 18 OUT2A servo driver CD drive positive drive output CH2 19 OUT3A servo driver CD drive positive drive output CH3 20 PGND2 GND H bridge driver ground 21 OUT3B servo driver CD drive negative drive output CH3 22 VIN34 A CH3 and CH4 H bridge driver supply voltage 23 ...

Page 12: ... 2 this pin should be tied low 32 KILL CD10 kill output programmable open drain 33 VSSD1 GND digital ground 2 34 V2 V3 CD10 versatile I O input versatile pin 2 or output versatile pin 3 open drain 35 WCLI DSP CD10 word clock input for data loopback to DAC 36 SDI DSP CD10 serial data input for data loopback to DAC 37 SCLI DSP CD10 serial bit clock input for data loopback to DAC 38 RESETn µP CD10 po...

Page 13: ...put asserted to request control of address data and control lines 31 BIO DSP branch control input 32 MP MC DSP microprocessor microcomputer mode select 33 DVDD2 3 3V power supply for I O pins 34 CVSS4 GND ground for core CPU 35 BDR1 CD10 serial data receive input 36 BFSR1 CD10 DSP frame synchronization pulse for receive input 37 CVSS5 GND ground for core CPU 38 BCLKR1 DSP serial shift clock 39 HCN...

Page 14: ...02 D3 DSP DRAM FLASH parallel data bus 103 D4 DSP DRAM FLASH parallel data bus 104 D5 DSP DRAM FLASH parallel data bus 105 A16 DSP DRAM FLASH parallel address bus 106 DVSS7 GND ground for I O pins 107 A17 DSP DRAM FLASH parallel address bus 108 A18 DSP DRAM FLASH parallel address bus 109 A19 DSP DRAM FLASH parallel address bus 110 A20 DSP DRAM FLASH parallel address bus 111 CVSS9 GND ground for co...

Page 15: ...ooped through all 3 focus sensitivities re initialize CD10 and restart focus search procedure N Y Y re initialize CD10 and restart focus search procedure N focus found during ramping cycle subcode error handler radial error handler N DSP sends new focus parameters to CD10 switch to higher focus sensitivity Y already looped through all 3 focus sensitivities Y focus found during ramping cycle focus ...

Page 16: ...s VDD MOTO1 VDD 2 6V VCC2 VCCL 2 6V UP AD0 AD9 DD0 DD15 7305 7482 64Mbit DRAM VDD 3 3V 7200 Discmotor driver circuit VCC 2 6V 3 3V 7400 AD0 AD16 DD0 DD15 FLASH EPROM VDD 3 3V UP_RESET FROM SUPPLY SIO_DAT SIO_CLK DM_PWM FROM DSP VOLUME DBB CONT TREBLE DBB_STEP BEEP DBB_ON IN B Switch Beep in DBB Switch Low pass boost IN A WAKE SLEEP LASER SUPPLY PROTECT EQSEL DIN PWRON MON RFEQO RFFB CDRW CMFB LD 1...

Page 17: ...6252 A2 0V X F262 F260 I10 7241 A8 7250 C7 7251 C6 7252 B2 7253 C2 7254 C2 7255 E2 7256 D5 7259 H2 7260 H3 7261 H2 7268 D11 1 6V FG 12 470R 3262 470R 3259 2M2 3223 100R 3253 3258 470R 2265 100n 10K 3268 BC847BW 7272 10K 3286 100n 3277 10K 2258 1u 2236 2280 100n 3n3 2254 100n 2279 VREF 2 WAKE 2204 220n 24 PGND4 44 RF1 36 RF2 34 RS 32 RSTB 1 SLEEP 42 VC 38 VDET 26 VG 31 VIN 15 VIN12 22 VIN34 41 VOUT...

Page 18: ... C7 F846 B10 F848 A2 1 3V 1 3V 0 2V F849 B3 F850 B3 F851 B6 F852 B8 F854 E11 13 1 3V 0 2V 0V 2 5V 0 8V 1 8V 3802 68K 220p 3860 10K 2840 7803 BC807 40 1u 2862 3896 4K7 2844 100n 3893 3899 H H 2861 1u 3837 27K 2802 4u7 27K 3838 H H H 3867 22R 3891 H H 3841 10K 3809 56K 3831 6K8 2853 1n5 27K 3840 CSTCV 1840 2857 100n 3807 470R F837 H 3803 3K3 4p7 2890 10R 3853 3849 1K F842 2 3 4 5 6 7 8 9 19 20 1 10 ...

Page 19: ...DQ10 36 DQ11 39 DQ12 DQ13 41 DQ14 43 DQ15 A 1 45 DQ2 33 DQ3 35 38 DQ4 40 DQ5 42 DQ6 44 5 A11 A12 4 3 A13 A14 2 1 A15 48 A16 A17 17 A18 16 23 A2 A3 22 21 A4 A5 20 19 A6 A7 18 A8 8 7 Am29LV800B 7482 A0 25 A1 24 A10 6 15R 3499 3493 10R 10K 3415 100n 2483 F491 10R 3480 H4 L9 NMI_ G4 PS_ R W_ H3 G3 READY E12 RS_ TCK H13 TDI H11 TDO H10 G12 TMS TOUT J11 TRST_ H12 F10 X1 E13 X2 CLKIN XF J3 J4 HOLD_ K2 G1...

Page 20: ... 3312 E4 3313 C4 3314 E3 3315 C3 3316 A7 X 1 4V 1 4V 1 3V 3348 D6 3349 B5 3350 D5 3351 C6 4301 E4 3339 E9 3340 E9 3341 D2 3342 C2 3343 B8 2R2 3335 18K 1M 3327 3336 220R 3306 3325 2R2 A 5K6 3311 100u 2316 1u 2349 12K 3350 12K 3349 A 15K 3304 330u 2331 F312 1R0 A A 100n 2323 3322 F306 3344 10R 7306 BC847BW 330R 3339 47u 2312 A F308 330p 2300 100n 1u 2310 15K 3308 2334 2313 1u 10K 3343 3341 3K3 A 230...

Page 21: ... 7 8 9 10 11 12 A 1401 G8 C D E F G H MODE TMP86CH21 Remote Control Z20 1 2 3 4 5 6 3436 E10 8 9 10 11 12 1 DBB TO SUPPLY PART tolerance 1 I A B C D E F G H I 1402 H7 1403 H3 1404 A6 1407 A3 1408 B4 1409 B4 CONTROL PART W00 from to 3438 E12 3424 F7 3425 D10 3426 E10 3428 H4 3429 B7 3430 C7 3431 C7 3435 D9 3437 D10 1u 3411 10R 2400 4K7 3436 3416 10K 2410 1u 18K 3405 BC847BW 7406 F439 18K 3403 F438 ...

Page 22: ...4 6 4 6 MAIN BOARD LAYOUT DIAGRAM COPPER SIDE VIEW ...

Page 23: ...4 7 4 7 MAIN BOARD LAYOUT DIAGRAM COMPONENT SIDE VIEW ...

Page 24: ...960 DOOR BATTERY 411 3140 111 01450 SPRING DOOR BATTERY 412 3140 114 46860 BATTERY LOCK 413 3140 117 63950 MIDDLE CABINET ASSEMBLY 414 3140 114 45910 LEVER OPEN 416 3140 114 46850 LEVER SWITCH 417 3140 111 01490 SPRING SWITCH 418 3140 111 01440 SPRING OPEN 419 3140 110 41070 SCREW M1 4 X 4 5 421 3140 114 45940 BUTTONSET CONTROL 422 3140 111 01410 SPRING BATTERY SHORT 423 3103 304 73260 SUSPENSION ...

Page 25: ...P0 50V 2230 2238 586 59812 100nF 80 20 Y5V 50V 2301 4822 126 14241 330pF NP0 50V 2231 4822 126 14507 18pF 5 NP0 50V 2302 4822 126 11785 47pF 5 NP0 50V 2232 2020 552 96305 4 7µF 80 20 Y5V 10V 2303 4822 126 11785 47pF 5 NP0 50V 2233 5322 126 11583 10nF 10 X7R 50V 2304 4822 126 14241 330pF NP0 50V 2234 2020 552 96618 1nF 10 X7R 50V 2305 4822 126 14241 330pF NP0 50V 2235 2020 552 94427 100pF 5 NP0 50V...

Page 26: ...20pF 5 50V 2849 2020 552 96628 10nF 10 X7R 16V 2419 4822 126 13883 220pF 5 50V 2850 2020 552 96625 3 3nF 10 X7R 50V 2420 5322 126 11583 10nF 10 X7R 50V 2851 2020 552 96625 3 3nF 10 X7R 50V 2421 2238 586 59812 100nF 80 20 Y5V 50V 2852 2020 552 96625 3 3nF 10 X7R 50V 2475 2238 586 59812 100nF 80 20 Y5V 50V 2853 2238 587 15625 1 5nF 10 X7R 50V 2476 2238 586 59812 100nF 80 20 Y5V 50V 2854 2238 587 156...

Page 27: ... 3233 3198 031 01050 1M 5 3303 4822 117 13603 33K 5 0 0062W 3234 4822 117 11297 100K 1 16W 3304 3198 031 01530 15K 5 3235 4822 117 11297 100K 1 16W 3305 3198 031 01530 15K 5 3236 4822 117 13606 10K 5 0 0062W 3306 3198 031 01830 18K 5 3237 3198 031 01220 1 2K 5 3307 3198 031 01830 18K 5 3238 4822 117 11297 100K 1 16W 3308 3198 031 01530 15K 5 3239 3198 031 03320 3 3K 5 3309 3198 031 01530 15K 5 324...

Page 28: ...2 4822 117 13543 470R 5 3497 3198 031 01590 15R 5 3413 4822 117 13543 470R 5 3498 4822 051 30479 47R 5 0 062W 3414 4822 117 13543 470R 5 3499 3198 031 01590 15R 5 3415 4822 117 13606 10K 5 0 0062W 3800 4822 117 12917 1R 5 0 062W 3416 4822 117 13606 10K 5 0 0062W 3801 3198 031 01530 15K 5 3417 4822 117 13606 10K 5 0 0062W 3802 3198 031 06830 68K 5 3418 4822 051 30563 56K 5 0 062W 3803 3198 031 0332...

Page 29: ...3 4822 117 13605 0 05R 100 0 0062W 7272 3198 010 42310 BC847BW 3895 3198 031 01050 1M 5 7273 4822 209 17289 74LV14PW 3896 3198 031 04720 4 7K 5 7276 3198 010 42320 BC857BW 3897 4822 117 11297 100K 1 16W 7277 3198 010 42310 BC847BW 7278 4822 209 17289 74LV14PW 7300 4822 209 33165 TDA1308T N1 7301 3198 010 42310 BC847BW COILS FILTERS 7302 3198 010 42310 BC847BW 1840 4822 242 10989 CSTCV16 93MXJ0C3 7...

Page 30: ...18 51170 REMOTE CONTROL AY3773 3140 118 33630 AC DC ADAPTOR AY3170 00 for 00 3140 118 32020 AC DC ADAPTOR AY3170 02 for 01 3140 118 33640 AC DC ADAPTOR AY3170 17 for 17 3140 113 10571 HANDSTRAP AY3287 3140 113 10581 WAIST BELT Note Only these parts mentioned in the list are normal service parts ELECTRICAL PARTSLIST MAIN BOARD ...

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