Philips-EXP-341-Service-Manual(1) 电路图 维修手册.pdf

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1、PRODUCT FAMILY EXPANIUM 8cm Technical specification .1-1 Connections and controls.1-2 Firmware upgrade .1-2 Features .1-3 Accessories .1-3 Safety & Warnings.1-4 Service hints Repair positions .2-1 Dismantling CD-door.2-1 Handling chip components.2-2 ESD protection equipment .2-2 Pin description of I

2、Cs.3-1 Start-up procedure.3-6 Service Test Program.3-7 Blockdiagram.3-8 Circuit diagrams Supply part.4-1 Control part .4-2 CD part.4-3 DSP part.4-4 Audio part.4-5 Printed circuit board Componentside view.4-6 Copperside view.4-7 Exploded view .5-1 Mechanical partslist.5-1 Electrical partslist.6-1 Doc

3、ument history.7-1 3103 785 25190Published by PW 0238 Service Audio Printed in The Netherlands Subject to modification Version 1.0 Portable CD-player with MP3-playback CLASS 1 LASER PRODUCT EXP431 all versions TABLE OF CONTENTS Copyright 2002 Philips Consumer Electronics B.V. Eindhoven, The Netherlan

4、ds 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. RadioFans.CN 收音机爱 好者资料库 1-1 TECHNICAL SPECIFICATION General Dim

5、ensions (W x H x D): 93.0 x 22.5 x 97.5mm Weight without batteries: 140g Power supply modes DC-in socket: 2.9.6.5V Primary batteries (2 x LR03): 1.7.3.6V Rechargable batteries (AY3363): 1.7.3.6V Voltage protection DC-in socket: -14.0.+14.0V Battery lifetime Battery level detection Charge section (no

6、t on all versions) Charge current: 250mA 10% Charge time for 80% AY3363: 3.0h nom. Charge time for 100% AY3363: 4.0h nom. Max. charge time (P controlled) : 4.75h Temperature protection: 50C 5C Current consumption CDDA-playback Current consumption MP3-playback Shock resistance (ESP=off) +X/-X directi

7、on: 1.0g +Y/-Y direction: 1.0g +Z/-Z direction: 1.0g Headphone out (measured with 16 load, DBB/ESP=off) Output power (THD=10%) /17 version only: 2x10mW (+1/-3dB) all other versions: 2x3mW (+1/-3dB) Frequency response (1mW): 100Hz-20kHz within 6dB S/N ratio (unwght): 80dB (83dB typ.) S/N ratio (A-wgh

8、t): 82dB (85dB typ.) THD+N (1kHz, 1mW): 1% (0.2% typ.) Channel crosstalk (1kHz, no load): -24dB (-44dB typ.) Channel unbalance (-40dB): 5dB Volume attenuation (1kHz): 60dB Sound presets Laser Output power: 800 mVpp TB=0.5s 1 during focus search TB=0.1s 9 10 11 3V 0 servo in or disc motor cw not movi

9、ng servo out or disc motor ccw servo out not moving servo in 14 13 12 15 DATA WCLKleft channel MSB LSB MSB LSB right channel SCLK TRANSFER OF AUDIO SAMPLES VIA SERIAL INTERFACE 2 3 4 5 6 7 1 14 15 12 2-4 5-7 13 9 11 10 BLOCKDIAGRAM 4-14-1 CD-DRIVE DM55 Discmotor Driver DC/DC Converter t RSTB CF1 ERR

10、1 VR OE MOTOR DRIVER CH2 SAWTH.RSTB CF1 ERR1 VR OE MOTOR DRIVER CH3 SAWTH.RSTB CF1 ERR1 VR OE MOTOR DRIVER CH4 SAWTH.RSTB CF1 ERR1 VR OE + SAW GEN2 OSC + DCIN DET VCVGVIN VCVGVIN VCVGVIN VCVGVIN MOTOR DRIVER CH1 SAWTH. CHARGE PUMP CONTROL SAW GEN + BANDGAP REF STARTUP STBY BRK+ CST C.only for chargi

11、ng version 7273-D A6 7273-E A11 7273-F A11 RF 7254 B2 7255 D2 7256 C5 7259 G2 7260 H3 VCC CLS2 D.only for non charging version 6251 B3 6252 A3 6253 C10 6254 A2 6257 D2 7200 G13 7201 G10 7230 B107276 F9 7277 G9 3288 B7 3289 F9 3291 C8 3292 C8 3293 D3 3294 B8 3295 D4 3297 E2 3298 D9 7261 G2 7268 D11 7

12、269 E11 7270 E11 7271 E11 7272 E12 7273-A B5 7273-B B6 7273-C A6 3269 G8 3270 E2 3271 E2 3272 E4 3273 C2 3274 D3 3275 D3 3276 D2 3277 C47231 B11 7232-A B12 7232-B C3 7233 A12 7241 A8 7250 B7 7251 B7 7252 A3 7253 B2 3240 C13 3241 A8 3242 B8 3243 G9 3244 G9 3245 C4 3246 C8 3247 F9 3248 F9 5230 A13 525

13、0 A7 5251 B8 5252 G12 6230 B9 6231 A12 6232 A8 6233 A8 6250 B3 3259 A3 3260 D4 3261 A5 3262 C3 3266 E4 3268 F8 3213 H11 3214 D12 3215 D11 3216 E10 3217 E10 3218 D11 3219 E11 3220 E12 3222 E12 3278 H2 3279 G2 3280 G2 3281 H3 3282 G2 3283 H2 3284 F1 3285 F1 3286 F1 3235 B11 3236 C12 3237 A12 3238 C13

14、3239 B13 2277 G7 2278 D8 2279 D8 2280 D11 2281 E13 2282 G12 2292 A4 2293 H3 3200 F12 3250 B7 3251 B2 3252 B6 3253 B2 3254 E4 3255 E4 3256 C7 3257 D4 3258 A3 GND FG Vout 2257 B8 2258 C5 2259 C7 2260 D4 2261 C1 2262 E4 3223 F12 3224 D12 3225 F8 3226 B10 3230 A10 3231 B10 3232 B10 3233 B10 3234 B11 Uin

15、GSUB Wout 2275 G8 2276 G8 2233 C12 2234 A12 2235 B12 2236 A13 2237 A13 2241 A83201 G13 3202 G13 3203 H11 3204 H12 3208 E12 3209 G10 3210 H10 3211 G10 3212 G11 COM 2263 E7 2264 F7 2265 D7 2266 F7 2267 E7 2268 G7 2269 E7 2272 F5 2273 G5 %.tolerance 1% 456789101112 2242 A9 2243 A9 2250 A6 2251 A4 2252

16、B7 2253 A7 2254 B6 2255 B7 2256 B8 Vin TO CD-PART 12345 A B C D E F G H A B C D E F G H VM 123 RIB from/to Control-part 1250 H10 1251 A4 1252 C1 2200 G13 2201 G14 1314 67891011121314 X.only for provision CSL1 Uout BRK- 2202 G13 2203 H12 2204 H13 2205 H14 2206 H13 2207 G10 2230 B10 2231 B11 2232 A12

17、Win 3275 68K% 100K 3226 2242 1u 3n3 2254 3277 10K% 10K 10K 3286C ESD 3276 100K% 100K% 3237 1K2 74LV14 7273-C 5 7 14 6 470K 3282C 7232-B LM358D 5 6 7 8 4 15K 3248 7250 BC817-40 7252 BC869 5K6 3289 7233 BC807-40 BZX384-C5V6 6250 3214 100K 7269 BC847BW 2n2 2201 220p 2263 3273 ESD 2256 47u 47K 3254 10K

18、3211 BC847BW 7201 3256 2K7 3236 10K 2269 100n BC857BW BC807-40 7241 7259C 22K 3210 2202 2n2 47K 3243 19 2 20 3 4 5 6 7 8 9 6233 BAS316 BD6609FV 7200 1 10 11 12 13 14 15 16 17 18 3244 47K 10K 3240 47K 3246 470R 3262 220p 2266 1n 2234 2243 47u 7254 BC847BW 6 5250 7006-2N 1 2 3 4 1252 DC JACK 3284C 10n

19、 2275 F200 1u 2203 22n 2253 3203 2K2 2205 22n 33K 3209 220R 3212 2233 10n 3215 1M 6257 SS14 1n0 2293 100K 3217 470K 560K 3283C 2u2 5251 2M2 3223 2M2 3279C 1M 3260 100u 2257 1u 2282 3202 3272 10K 330R 3252 1R 100n 2230 3251 3K3 2200 2n2 100n 2207 BC807-25W(COL) 7268 150K 3222 100K 3234 2231 18p BC847

20、BW 7272 470R 3259 10K 3292 100R 3253 2264 220p 74LV14 7273-F 13 7 14 12 4 2M2 470K 3219 LM358D 7232-A 3 2 1 8 BAS316 6232 3204 4K7 3208 2M2 3201 1R 2255 1u 470R 3213 VC 38 VDET 26 VG 31 VIN 15 VIN12 22 VIN34 41 VOUT 3 VR 39 VREF 2 WAKE 19 OUT3A 21 OUT3B 25 OUT4A 23 OUT4B 13 PGND1 17 PGND2 20 PGND3 2

21、4 PGND4 44 RF1 36 RF2 34 RS 32 RSTB 1 SLEEP 42 33 CHGSW 46 CLK 37 DCIN 40 DTC 11 ERR1 8 ERR2 7 ERR3 4 ERR4 45 INM1 35 INM2 47 OE 12 OUT1A 14 OUT1B 18 OUT2A 16 OUT2B 28 C1H 29 C1L 27 C2H 30 C2L 10 CF1 9 CF2 6 CF3 5 CF4 43 CGND 48 CHGON 74LV14 1 7 14 2 SC111259AFTA 7256 3235 100K 7273-A 2250 4u7 3238

22、100K 2235 100p BZX384-C3V9 6251 2237 100u 2280 100n 7270 BC847BW 100n 2267 3220 1M 5K6 3241 3257 220K 2232 4u7 100n 2276 2259 10n 4 BC847BW 7261 74LV14 7273-B 3 7 14 6231 SS14 BAT54 COL 6254 470K 3280C 7231 BC847BW 1u 2272 2268 220p 3258 470R 3218 2265 100n 82K BC857BW 7276 3239 3K3 0.7A 1251 ICP-S0

23、.7 7260C BC847BW 100p 2260 10K 3261 330R 3293C 10K 3247 BC847BW 7271 22K 100u 3297C 680R 3274 68K% 3R3 2R2 C 0R D 3200 2292 100u 5230 10u 22n 2206 7 14 10 47K 3255X 7273-E 74LV14 11 470K 3231 3270 2236 100n 3285X 150K 1u 2278 330p 2252 3216 1u 2277 3298 220K 9 7 14 8 10K 3266 3269 10K % 7273-D 74LV1

24、4 1u 2251 3224 100K 3291 10K 3230 6252 10K 3225 SS14 BAT54 COL 6253 7255C BC868 5252 47n 2281 BC868 7251 3271C 2273 47u 100n 2241 3242 2M2 3232 220K 3278 3295X 2204 220n 1M 3233 2279 100n 3294 10K % 3268 BC847BW 7230 100p 2262 BC847BW 7277 1250 ZH-B 1234678 3245 22K 270K 6230 BAS316 680R 3250 10R 32

25、88 BC847BW 7253 100n 2261 3281 2258 1u +VM Uout BATT_LEVEL / ACCU +2.6V +3.3V +1.3V +VM DBB_ON#TMP +2.6V +3.3V+3.3V +2.6V CHG_ON Vout Wout +1.3V INNERSWITCH SL+ SL- DM_DIR +2.6V Com Com Vout Wout Uout SL+ SL- +A+UP +3.3V +2.6V S_MUTE from DSP-part DM_PWM SLEEP UP_RESET UP_RESET +A +A +A +A +1.25V +3

26、.3V +1.5V +A +1.5V +2.6V +2.6V Focus Radial Sledge DC_IN +A +2.6V WAKE CHG_ON +A +A +VR from CD-part +A +A +A Track+ Track- Focus- Focus+ from DSP-PART to CD-part SUPPLY-PART Overvoltage Protection Charging Circuit ACCU_IN Detection UP Reset & Power On/Off Circuit M slide motordisc motor M inner swi

27、tch 0.4V 0.7V 1.5V 0.8V 3.7V 4.5V 4.5V 4.1V 0.4V 4.1V 4.1V 4.1V 4.1V 1.6V 1.9V 260Hz 0V 1.9V 0V 0.5V 0.7V 3.5V 1.2V 1.2V 3.5V 0.6V 2.9V 2.5V 2.6V 4.1V 0V 0.5V3.6V 0.5V 1.0V1.0V 2.1V 3.6V 0V 3.5V 4.1V 0.4V 0.6V 2.6V 0V 2.4V 1.3V 1.3V 0.3V 0V 0.3V 0.3V 0.3V 0.3V 0.3V 1.4V 1.4V 3.6V 0.6V 0V 1.2V 2.4V 4

28、.1V 0.4V 9.5V 4.1V 1.3V 0V 0V 1.3V 1.3V 2.8V 3.6V 1.4V 0V 0.6V 2.6V 52V 0V 3.2V 4.1V 2.7V 7.2V 0.4V 4.1V 0.7V 2.5V 1.5V 4.5V 1.3V 1.3V 0.2V 1.3V 4.1V 1.3V 9 0.6V 0.6V 2.7V 3.8V 0V 1.3V 10 1.5V 0V 0.5V 1.3V 11 0V 1.8V 0.3V 1.3V 4.3V 12 Temp. 4-24-2 Remote Rontrol Circuit INT0 P64 STOP2 P65 STOP3 P66

29、STOP4 STOP5 P54 SEG19 P77 VDD XTOUT VAREF P67 XTIN ECIN P60 P20 STOP INT5 P61 LCD - DRIVER LCD - DRIVERLCD - DRIVER I/O PORT P1 8 BIT A/D Converter ADC INPUT I/O PORT P6P2P2 BOOSTER CIRCUIT LCD VOLTAGE P3 ROMRAM 8-BIT-CPU ECNT P63 I/O PORT P7 SEG3 SEG8 SEG5 SEG6 SEG7 P76 SEG9 P75 SEG10 LCD - DRIVER

30、I/O PORT P5 DV0 PD03 P30 AVDD P10 P31 TC3 SEG26 INT3 P16 SEG25 P17 SEG24 P50 SEG23 P51 SEG22 P52 SEG21 P53 SEG20 SEG18 SEG1 SEG0 COM3 COM2 COM1 COM0 SEG31 RXD/SI P11 SEG30 TXD/SO P12 SEG29 P62 P74 SEG11 P73 SEG12 P72 V3 V2 V1 C1 C0 TC4 P32 PD04 TC6 P33 PD06 SEG4 SCK P13 SEG28 INT1 P14 SEG27 INT2 P15

31、 SEG2 RESET P22 P21 TEST XIN VSS XOUT SEG13 P71 SEG14 P70 SEG15 P57 SEG16 P56 SEG17 P55 A B C D E F G H A B C D E F G H 1401 G7 1402-A H7 1403 G3 .EXP310 #.EXP510 1234 &.EXP210 567891011 1234567891011 Door-Switch 4.233MHz 1408 A4 1409 A4 2208 A4 2400 F7 2401 G4 2402 H6 2406 H6 2407 A5 2408 A6 2409 A

32、6 2410 B7 2411 B7 2412 B7 2413 B7 2414 B7 2415 E11 2418 D10 2419 D10 2420 E10 2421 H7 3401 F7 3402 G7 3403 G7 3404 G7 3405 G7 3406 E7 from/ to % % 1404 A5 1407 A3 3412 F2 3413 F2 3414 F2 3416 F2 3417 F1 3418 D11 3419 A5 3420 D8 3424 E7 3425 D9 3426 D9 3428 H4 3429 B6 3430 B6 3435 D9 3436 D9 3437 D10

33、 3438 D11 3439 D11 3440 E11 3441 B6 3442 E7 3407 D9 3410 G4 3411 F7 DBB 3443 B5 3444 A5 3445 B5 Hold/Resume-Switch % AUIDO PART 7400 C2 7404 D11 7405 E10 7406 D9 ESP % 3445 2421 100n 3124 5678 1402-A 3441 2M2 2411 1u 7405 BC847BW 3438 47K 3418 56K ESD 2407 4u7 ESD 1M 3440 4K7 3419 SPPB53 1401 2414 1

34、u 2208 10n BC847BW 7406 1403 CSTCR ESD 3437 2K2 3411 10R 2419 220p 1408 SKQT 100K 3407 3 3425 47K 50 49 4847464544 4 58 57 56 18 51213141516 17 3637383940414243 8 51 61 62 63 64 28 29 30 31 32 333435 101112 59 55 54 53 52 20 21 22 23 24 25 26 27 967 22K 7400 TMP86CH21AU 19 60 3404 3420 470K 3439 1M

35、18K 3405 4K7 3436 2401 4u7 1 234 3416 10K 3426 1407#FMN 22K 3442 3444 3443 7404 BC857BW 10K 3417 2412 1u 2410 1u 3430 330K 2402 1n 1409 SKQT 3401 10K 2408 4u7 3414 470R ESD 470R 3413 10n 2420 ESD 100K 2409 4u7 3402 2415 100n 3406 3K3 220p 2418 1n 2406 1u 3429 470K 2400 3424 4K7 470R 3412 2413 1u 6 7

36、 8 9 18K 3403 1 10 11 12 13 14 15 16 17 18 2 3 4 5 1404 FLS 10R 3410 3428 10K ESD 3435 47K +2.6V RESET_LCD MDCL MDDA MDL +3.3V RW_DMX MDDA MDCL +UP+UP RESET_LCD +2.6V EN_DMX +2.6V+UP RC_SIO UP_RESET CHG_ON +2.6V TREBLE KEY2 KEY1 DBB_ON RESET +3.3V +2.6V+2.6V RC_CLK +UP +UP KEY2 KEY1 BATT_LEVEL / ACC

37、U DC_IN SLEEP WAKE +AVDD +AVDD DBB_STEP +2.6V DBB_ON TO DSP PART TO SUPPLY PART CONTROL-PART 4-34-3 CD-DRIVE DM55 V/I V/I Vgap 1x 4x 2x INTERFACE VERSATILE DEMOD EFM PLL DIG. STAGES OUTPUT CONTROL MOTOR KILL INTERF. LOOPBACK SER. DATA INTERF. VERSAT. INTERFACE SER. DATA BITSTREAM DAC TIMING INTERFAC

38、E MICROCONTROLLER PROCESSOR AUDIO PROCESSING PRE- FUNCTION CONTROL SRAM ADDR INTERF. EBU DET. PEAK CORR. ERROR PROCESSOR SUBCODE END FRONT VREF GEN. ADC 3456789101112 A B C D G 1830 E1 1234567891011 12 1840 F7 2800 A2 2801 B2 2802 A5 2803 C5 2804 C5 2805 C2 E F A B C D G E F 2832 E3 2835 E4 2836 E4

39、2837 E5 2838 E5 2839 E5 2840 E5 2841 E5 2842 E6 2843 C5 2844 C5 12 2847 B6 2848 B6 2849 C7 2850 A10 2851 A10 2852 A11 2853 A11 2854 A11 2855 A12 2856 D12 2857 F7 2858 F7 2859 F8 2860 F82830 C2 2831 E3 2863 E6 2888 F8 X . component only provided (not in use) 2890 B5 3800 A2 3801 C2 3802 B2 3803 A5 38

40、04 A5 3805 B5 2845 C6 2846 B63808 C4 3809 C3 3830 B2 3831 C3 3832 C2 3833 C3 3834 C3 3835 E3 3836 D3 3837 D3 3838 D4 2861 B9 2862 B10 3841 D4 3842 D4 3843 D4 3844 D4 3845 D4 3846 E4 3847 C5 3848 C6 3849 B6 3806 C5 3807 B6 3852 A9 3853 A10 X 3854 A10 3855 A10 3856 A10 3857 A11 3858 A11 3859 A11 3860

41、C12 3861 C5 3839 D4 3840 D43869 F8 3874 C6 3890 E6 3891 F9 3892 F9 3893 F10 3895 A1 3896 A1 3897 B1 3899 A1 7800 A3 7801 C4 3850 C6 3851 B7 7802 B1 7803 A2 7830 B73867 F7 3868 F7 2848 27p 2845 47n 3845 10K 11 CFIL3 CMFB8 DIN5 EQSEL12 GND6 LD1 MON4 PWRON7 RFEQO10 RFFB9 RGADJ14 VCC213 VCCL2 H 7800TZA1

42、024 CDRW 3809 56K 3847 33R 10K 3805 47u 2859 100n 2805 3897 100K BC847BW 7802 2851 3n3 2832 330p H 3860 10K H 33R 3861X 1n5 3848 33K 2853 2840 220p H 1n5 2860 3891 H 3841 10K 3893 330p 2835 H 2842 220p H 2861 1u 3890 3831 6K8 H 3850 22K 3899 6K8 3832 3835 27K 22R 3868 H H H 2858 1n5 H 3807 470R 3837

43、 27K 3854 2K2 4u7 2800 3808 47K A 1M 3874X 10K 3846 3K3 3806 3843 10K 1M 3895 3802 68K 22u 2843 H 3856 2K2 10R 3830 VSSD2 50 VSSD3 58 WCLI35 WCLK 28 2831 180p TEST344 V1 63 V2|V334 V4 61 V5 62 VDDA15 VDDA2 17 VDDD1P 52 VDDD2C 57 VNEG 20 VPOS 21 VRIN7 VSSA14 VSSA214 VSSD133 22 RP 23 SBSY48 SCL40 SCLI

44、37 SCLK 29 SDA39 SDI36 SELPLL 24 SFSY47 SILD42 SL 56 STATUS43 SUB46 TEST1 25 TEST2 31 IREF6 ISLICE3 KILL 32 LDON 64 LN 18 LP 19 MOTO1 59 MOTO2 60 R112 R213 RA 54 RAB41 RCK45 RESETn38 RN CFLG 53 CL11|4 49 CL16 26 CRIN16 CROUT15 D18 D29 D310 D411 DATA 27 DOEM 51 EF 30 FO 55 HFIN2 HFREF1 3839 27K 7830 SAA7324 2830 22u 3858 2K2 2K2 3857 2841 220p 2801 4n7 3804 47R 3800 1R 3n3 2850 2804 47u 2K2 3855 220p 2837 2849 10n 3833 6K8 2802 4u7 27K 3838 1u 2862 HH 1n5 2854 3801 15K 3803 3K3 3853 10R 10K 3842 H 27K 3836 H 2836 330p 2803 100n 47R 3869 H H 6K8 3834