Philips AX2000 Service Manual Download Page 17

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4-3

CS 46 734

BIAS

time

Mix out

Switch

time

Beep in

RF in

RF out

Vref

out

43k

Switch

DBB

MUTE

Power on

Switch

Ripple
Filter

Vcc

Beep

27k

AVC

+ -

1,7-3,6V

boost

Low-pass

out

3334 C4
3335 D5
6300 D9
7300-A B3

7300-B C2
7301 B4
7302 D4
7303 A5

7305 B6
7306 B8

RIGHT Channel

LEFT Channel

7307 A7

3300 B2

3301 C1
3302 C2

3306 B4
3307 C4
3308 C3

3309 D2
3310 C4
3311 B4
3312 D4

3313 B4
3314 C4
3315 B3
3316 A5

3317 A5
3318 C8
3319 D5
3320 B5

3321 B9
3322 C8
3323 D8
3324 D8

3325 D8
3326 C9

2302 C3

2303 C2
2304 C3

3331 A5
3332 A5
3333 B5

1300 C9
2300 B2
2301 C1

S...only for non Cord R/C

R...only for Cord R/C

X...component only provided (not in use)

from CONTR

OL/

SUPPL

Y P

from CD-P

from CONTROL/
SUPPLY PART

3303 D1
3304 B3

3305 C2

from CONTROL/
SUPPLY PART

to CONTROL/
SUPPLY PART

2x10K

from CD-P

3330 D9

3327 B7
3328 A7

2305 D2
2306 C4

2307 B5
2308 B4
2309 C3
2310 A6

2311 C5
2312 C6
2313 C6
2314 D6

2315 D5
2316 D6
2317 B7

2318 B8

2319 C8
2320 D8
2321 D8
2322 D8

2323 D8
2324 C9
2325 D9
2326 D9

2327 A7
2328 A6
2892 A8

5K6

3311

3305

15K

4u7

2309

220p

2300

33n

2324

2328

100n

15K

3309

2321

18K

3333

2R2

3319

3K3

3315

2311

22u

3n3

2307

2u2

2312

7306

BC847BW

15K

3304

2308

3328

47K

4u7

3317

2302

100p

4K7

3323

22R

(1R for /17)

BC847BW

7302

2318

2305

220p

TC75W51FU

7300-B

7300-A
TC75W51FU

2314

22u

10n

2326

2320

2u2

2R2

3324

7307
BC847BW

3327

3325

2R2

4u7

2892

ESD

3332

3312

ESD

3322

22R

(1R for /17)

220p

2310

2304

7303

BC847BW

2306

3n3

33n

2325

10K

3316

33K

3302

2K2

3307

3310

5K6

2322

100n

15K

3308

3314

3K3

3326

100n

2323

BZX284-C10

6300

2313

100K

3318

3331

10K

2319

3330

22K

3320

10K

3321

2303

100p

100n

2317

100n

3313

2315

Headphone

1300

2327

100n

18K

3334

33K

3300

220u

2316

7301
BC847BW

3303

33K

4K7

3335

2301

220p

3301

33K

BA3574BFS

7305

VREF

3306

2K2

LF_POW

DBB_ON

MUTE

VREF

KILL

+2.6V

+Audio

+2.6V

E_KILL

+RCREF

BEEP

VREF

DBB_STEP

VREF

AUDIO-PART

1,3V

0,7V

1,3V

2,5V

1,3V

4,2V

1,3V

0,7V

1,3V

2,5V

1,3V

2,0V

1,3V

1,2V

0,6V

4,4V

1,3V

1,3V 1,3V

0,6V

1,3V

1,9V

1,3V

Summary of Contents for AX2000

Page 1: ......

Page 2: ... e Sound Technology ST1700B i e 4822 395 30204 22kHz 13th order E G A T S B B D e s n o p s e r y c n e u q e r F z H k 3 6 z H k 1 z H k 0 1 1 B B D B d 6 B d 2 B d 0 B d 2 B d 0 B d 2 2 B B D B d 9 B d 2 B d 0 B d 2 B d 5 B d 2 E D O M N O I T A R E P O V 5 4 Y L P P U S N I C D V 5 2 2 Y L P P U S T T A B F F O P S E N O P S E F F O P S E N O P S E e d o m y a l P p y t A m 0 0 1 p y t A m 0 0 ...

Page 3: ...oth Mains adapter Loose connection Connect the adapter securely In car use Cigarette lighter is not Switch on ignition or insert powered when ignition is off batteries nF d1SC CD RW CD R is not Use FINALIZE on the indication recorded properly CD Recorder to complete the recording no d1SC The CD is badly scratched Replace or clean the CD indication or dirty CD is not or incorrectly inserted Insert ...

Page 4: ...ptor AY3170 09 AC DC Adaptor AY3170 10 AC DC Adaptor AY3170 12 AC DC Adaptor AY3170 17 AC DC Adaptor AY3170 19 AC DC Adaptor AY3266 00 Pouch Neoprene AY3362 00 Rechargable Batt NiMH AY3464 HiFi Cord 3 5mm L plug cinch AY3501 00 Car Adaptor Cassette AY3545 00 Car DC DC Converter AY3767 00 Cord Remote Control SBC HE545 77 Headphone L plug SBC HE545 77s Headphone S plug SBC HL350 77 Headphone L plug ...

Page 5: ...parts 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 teru...

Page 6: ...xternal DC socket 5 Take care that the door switch is closed during measurements REPAIR POSITION COMPONENTSIDE DISMANTLING THE CD DOOR To dismantle the CD door proceed as follows 1 Dismantle bottom and printed board drive assembly 2 Disconnect membrane keyboard flex foil connector on copperside of printed board 3 Bend the cabinet leftwards downwards 1 while bending the CD door rightwards upwards 2...

Page 7: ...650x1 25mm 4822 466 10953 small 600x650x1 25mm 4822 466 10958 Anti static wristband 4822 395 10223 Connection box 3 press stud connections 1MΩ 4822 320 11307 Extendible cable 2m 2MΩ to connect wristband to connection box 4822 320 11305 Connecting cable 3m 2MΩ to connect table mat to connection box 4822 320 11306 Earth cable 1MΩ to connect any product to mat or to connection box 4822 320 11308 KIT ...

Page 8: ...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 OUT4B servo dr...

Page 9: ...is pin should be tied low 32 KILL CD10 Mute control kill output programmable open drain 33 VSSD1 GND digital ground 2 34 V2 V3 CD10 NPC versatile I O input versatile pin 2 or output versatile pin 3 open drain 35 WCLI NPC CD10 word clock input for data loopback to DAC 36 SDI NPC CD10 serial data input for data loopback to DAC 37 SCLI NPC CD10 serial bit clock input for data loopback to DAC 38 RESET...

Page 10: ...subcode block clock signal output 20 RESET µP NPC system reset input active low 21 ZSENSE NPC µP interface status output 22 VDD2 2 6V supply voltage 23 YDMUTE NPC forced mute input 24 YMLD µP NPC µP interface latch clock input 25 YMDATA µP NPC µP interface serial data input 26 YMCLK µP NPC µP interface shift clock input 27 OE NPC DRAM DRAM OE control output active low 28 CAS NPC DRAM DRAM CAS cont...

Page 11: ...s disc to nom speed DC DC converter is switched on via WAKE Y N µP calculates ramping offset and sends play params to CD10 jump ok µP initializes radial servo loop 330ms µP releases muting via MUTE µP sends command to CD10 jump 10 tracks inside Y Y subcode ok N N Y Y N PLAY MODE N N display shows no d1SC start up stopped display shows nF d1SC start up stopped disc at nom speed within 10s N focus s...

Page 12: ...rpose Check movement of lens and operation of focus servo for CDDA and CDRW discs The focus servo loop is switched on and the set starts searching the focus focus ramping As soon as the focus has been found the focus servo loop is closed and the state of the focus is monitored continuously If the focus is OK the display shows F x else F x x indicates the sensitivity mode Details can be found in ta...

Page 13: ... fatal fatal non fatal fatal CAUSE Focus point lost for at least 3ms The radial servo was offtrack for a certain amount of time The slide did not reach it s inner pos inner switch of CD drive does not close within approx 6s The slide did not come out of it s inner pos inner switch of CD drive is open within approx 250ms The DRAM controller was not able to connect two consecutive audio frames The m...

Page 14: ...AMP FROM µP FROM TO µP DRAM RC FROM TO RC SOCKET RC CIRCUIT1 SAW VG VLG VR H BRIDGE MOTOR DRIVER 2 H BRIDGE MOTOR DRIVER 3 H BRIDGE MOTOR DRIVER 1 SAW VG VLG VR SAW VG VLG VR H BRIDGE MOTOR DRIVER 4 8 4MHz L P F 1 not on all versions VDD VDD AVDD 2 6V VCC2 VCCL 2 6V 2 6V 2 6V VCC 2 6V RESET FROM SERVO DRIVER YFLAG TO NPC VOLUME DBB CONT DBB_STEP BEEP DBB_ON IN A Switch Beep in DBB Switch Low pass ...

Page 15: ...871 180p 2833 2861 1u 2845 47n H H 4u7 2800 1n5 2860 2801 4n7 H 3870 H D 3838 2844 100n 3801 15K 33K 220p 2842 10K 3842 D 3876 4K7 D 2891 22p 3875 4K7 2K2 3857 D 16G 4F MBit DRAM 7881A 3885 10K 2830 22u 3883 H D 3809 56K 3852 10R 3864 10K 3835 27K D 2836 180p H H 2803 100n 2884 47p 3837 33K 3869 3850 22K 47R 2802 22u 2883 100p 3851 1K 3847 33R 47u 2859 7801 BC847BW 3808 220K 100n 2888 3862 10K 100...

Page 16: ...3268 D8 3269 D8 3270 E2 C LN only for DA23 LNPH LN 3701 0R for Non RC R R C C 3406 B14 3272 F2 3273 F2 3274 F2 3275 F3 2402 D10 3277 F2 3278 F3 3279 G2 3280 G2 2701 H14 2256 B7 3250 B7 3251 B2 3252 B6 3253 B2 3287 G1 3255 C5 3256 C7 3257 C6 C 3258 C2 2266 F7 3260 C6 3261 C4 3263 E3 3264 D2 2271 F2 G 2273 G6 2274 G3 2275 E8 2276 E8 3271 E1 2278 D8 2279 E8 2400 F15 2401 G12 2250 A6 2403 D10 2404 E10...

Page 17: ...23 D8 2324 C9 2325 D9 2326 D9 2327 A7 2328 A6 2892 A8 7 A 5K6 3311 3305 15K 4u7 2309 220p 2300 33n 2324 2328 100n 15K 3309 1u 2321 18K 3333 2R2 3319 3K3 3315 2311 22u 3n3 2307 2u2 2312 7306 BC847BW 15K 3304 2308 3328 47K 4u7 3317 2302 100p A A A 4K7 3323 22R 1R for 17 BC847BW 7302 A 1u 2318 8 4 2305 220p A 8 4 TC75W51FU 7300 B 5 6 7 7300 A TC75W51FU 3 2 1 2314 22u 10n 2326 2320 2u2 2R2 3324 7307 B...

Page 18: ... H4 2802 B2 2804 A2 2830 D1 2831 C2 2837 C2 2838 C2 2843 C1 2859 F3 2883 F2 2884 E2 2885 E2 2886 E1 2887 F2 2889 E2 2892 H4 3252 F5 3257 F4 3260 F4 3266 G5 3295 F4 3300 G3 3301 G3 3302 G3 3303 G3 3304 H3 3305 G2 3306 H3 3307 H3 3308 H3 3309 H3 3310 H3 3311 H3 3312 H3 3313 H3 3314 H3 3315 H4 3316 G3 3317 F3 3320 G2 3331 F3 3332 F3 3333 H3 3334 H2 3335 G2 3420 G3 3835 C2 3837 C2 3845 C1 3846 C2 3871...

Page 19: ...3272 E3 3273 E3 3274 E3 3275 D3 3276 E3 3277 E3 3278 D3 3279 E2 3280 E2 3281 E3 3282 E3 3283 E3 3284 E2 3285 E2 3286 E2 3287 E3 3288 B1 3289 E4 3290 E4 3291 A2 3292 F3 3293 D3 3294 G4 3296 D2 3318 H5 3319 H4 3321 H4 3322 G6 3323 G6 3324 H4 3325 H4 3326 F7 3327 H5 3328 G4 3330 G6 3400 A2 3401 B4 3402 B4 3403 B4 3404 B4 3405 B4 3406 B4 3407 A2 3408 A2 3409 A2 3410 C2 3411 C3 3412 C4 3413 C4 3414 B4 ...

Page 20: ...P ASSY 1 SILVER DESIGN P 411 3103 308 11120 INSERT P ASSY 3 BLACK DESIGN P 411 3103 308 11130 INSERT Q ASSY 1 AUBERGINE DESIGN Q 412 3103 301 45400 BRACKET LCD 413 3103 308 84250 LCD ULTRA ESP 414 3103 304 69510 ZEBRASTRIP 416 3103 304 69500 MEMBRANE KEYBOARD P only for Design P 416 3103 304 69680 MEMBRANE KEYBOARD Q only for Design Q 417 3103 301 06570 SPRING OPEN LEFT 418 3103 301 06580 SPRING O...

Page 21: ... 2316 4822 124 12052 220µF 20 6 3V 2317 4822 126 14305 100nF 10 16V CAPACITORS 2318 4822 126 14472 1µF 10 10V 2319 3198 017 41050 1µF 20 10V 2320 4822 124 22652 2 2µF 20 50V 2321 4822 126 14472 1µF 10 10V 2322 4822 126 14305 100nF 10 16V 2323 4822 126 14305 100nF 10 16V 2324 4822 126 14549 33nF 10 16V 2325 4822 126 14549 33nF 10 16V 2326 5322 126 11583 10nF 10 63V 2327 4822 126 14305 100nF 10 16V ...

Page 22: ...13 4822 051 30105 1MΩ 5 0 06W RESISTORS 3314 4822 051 30332 3 3kΩ 5 0 06W 3315 4822 051 30332 3 3kΩ 5 0 06W 3316 4822 051 30103 10kΩ 5 0 06W 3317 4822 051 30472 4 7kΩ 5 0 06W 3318 4822 117 13632 100kΩ 1 0 06W 3319 4822 117 13613 2 2Ω 5 0 06W 3320 3103 308 53680 2x10kΩ POTMETER CX2 3321 4822 051 30103 10kΩ 5 0 06W 3322 4822 117 12139 22Ω 5 0 06W not for 17 version 3322 4822 117 12917 1Ω 5 0 06W onl...

Page 23: ...HIP JUMPER 0603 3894 4822 051 30008 CHIP JUMPER 0603 3895 4822 051 30008 CHIP JUMPER 0603 3896 4822 051 30008 CHIP JUMPER 0603 3897 4822 051 30008 CHIP JUMPER 0603 3898 4822 051 30008 CHIP JUMPER 0603 3899 4822 051 30008 CHIP JUMPER 0603 3900 4822 051 30008 CHIP JUMPER 0603 3901 4822 051 30008 CHIP JUMPER 0603 RESISTORS 3902 4822 051 30008 CHIP JUMPER 0603 3903 4822 051 30008 CHIP JUMPER 0603 3904...

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