Philips-MZ-33-Schematic(1) 电路图 维修手册.pdf

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1、From week 0226 onwards, a new Combi Board Assembly is used to fulfill European GSM interferance requirement. For servicing the new Combi board, please refer to the attached pages. COMBI BOARD ASSEMBLY Circuit Diagram source selector/volume control/digital sound control.8-5 supply part.8-6 power ampl

2、ifier part.8-8 Layout Diagram.8-9.8-10 Electrical Partslist.13-13.13-17 Service Information S Se er rv vi ic ce e S Se er rv vi ic ce e Service Product Service Group CE Audio MZ-5 ,MZ-33 A02-556 3140 785 322702002-10-21 Already published Service Informations: RadioFans.CN 收音机爱 好者资料库 8 - 58 - 5 STB?

3、D1? EN1? SRG8? L? H? L? H? LOGIC? LSB?MSB? LL? LH? HL? HH? LL? LH? HL? HH? 1560 I1? 0? 2500 B9? 2501 B11? 2502 C11? 2503 F15? 2505 C9? 12?13? D? E? F? G? 12? 3456?12? 1555 F3? 1556 J3? Source Selection / Sound Control par? t? MUTE_CDR? TUNER_L? 5678? 78? D? E? F? G? 91?0? DC voltages measured in ? :

4、? .V Tuner mode? JAZZ? on? 14?15?16?17? GND? Control lines? B? C? 2510 F10? 2511 D11? 2512 G11? 2513 D12? H? I? off? +5V? L? Jazz? PW? M? T543 I3? T544 J3? T545 J3? T546 J3? TU_CLK? 1 0 1 ? 0? B? C? 2518 F12? 2519 E13? H? I? 91?0? RIGHT? 2506 E9? 2507 C10? Amplifier Part? 15?16? 11? 2508 E10? 2509 D

5、10? BASS? from 1556? 7551? 2524 G14? 2514 G12? 2515 E12? 34? 1550 B2? 1554 D3? DBB? PWRDW? N? uP Port Extension TU_STEREO? TU_EN / MP? X? .V CD mode? NTC? MUTE_CDR? ESD? 1 0 1 ? 0? from? 2537 J7? 2538 J8? 2550 B3? 2551 B3?2520 F13? 2521 C14? 11?12? *? Pop? AUX_STR? 1 1 1 ? 1? VCC? off? 17? A? CD on

6、= Low? Amplifier Part? 2563 C6? 2564 D6? 2565 C7? 2566 E7?2525 D15? 2526 G15? J? K? Tuner Boar? d? 0? Supply/Ampl. Part? to Source Sel? .? CD? off? Front Boar? d? to? to 6500? TU_EN / MP? X? DBB? L? A? 2533 C15? 2534 G1? 5? 3511 D12? 3512 G1? 2? 3513 E12? 3514 F12?2552 B3? 2553 C3? J? K? +RDS? AUX_D

7、ATA? LEFT? 13?14? from? on? CD-L? 2560 I5? 2561 G7? 3541 B16? 3542 I1? 6? 3543 C15? 3544 H15? 2567 B8? 2568 D8? 2516 F12? 2517 E12? ( 1802 ? )? off? Rock? 1 0 0 ? 0? CDR_R? AUX_R? 1 0 1 ? 1? Source Selection? ELECTRONIC VOLUME CONTROL GND? off? GN? D? 2529 C15? 2530 H15? Sound features? 0? 3509 D10?

8、 3510 F10? 3561 E4? 3562 F4? 3563 F6? 3564 I7? 3515 E13? 3516 F13? 2522 H14? 2523 D14? D_GND? V?EVM? 3525 C13? 3526 H13? 3527 C13? 3528 H13? 0 0 1 ? 0? -30V? on? 2556 I4? 2557 H5? DSC? 3539 B15? 3540 I1? 5? 3622 C12? 5501 C6? 5502 D6? 5503 C9? 3545 C15? 3546 H15? 2527 B15? 2528 I1? 5? LEFT? to/fro?

9、m? 1? /STEREO? from 7552? +5V6? 1? 1? 2588 E9? 2593 C12? TUNER? LPS? (flat? )? Amplifier Part? 3505 D9? 3506 F9?2531 C15? 2532 G1? 5? 3559 E4? 3560 E5? 7500-D D14? 7500-E D13? 7500-F E11? 7501 C10? 3565 I7? 3567 E4? 2554 F6? 2555 I4? R_CDR? FAN? TU_CLK? +SERVO? 3523 D13? 3524 G1? 3? 3572 G5? 3573 G7

10、? 3574 G7? 3575 C6? 3529 C14? 3530 H14? to? CD Boar? d? 3535 D15? 3536 G15? 2558 I5? 2559 I5? 3602 B3? 3603 B3? 7555 B7? 7556 D7? 9555 G4? T501 B2? 5504 E9? 5505 D10? 2571 G6? 2587 C9? STANDBY? +12V_AF? COMBI BOARD? 0 0 1 ? 1? 3549 D3? 3550 E4? ( 1120 ? )? MUTE_AF? Amplifier Part? PO? P? 3555 B5? 35

11、56 C4? 3507 C10? 3508 E10? 7500-B F13? 7500-C F15? T524 H6? T525 I10? T526 H3? T527 I6? 7502 E10? 7503 C10? 3517 E13? 3518 F13? . V /.V Sound features switched off / on? 3519 E1? 4? 3520 F13? AUX? 3570 J10? TU_DATA? L_CDR? CD_L? LOGIC TABLE? 3576 C6? 3577 B7? A0? RIGHT? SOURCE SELECTOR CD? 3582 E7?

12、3587 C8? 3537 B15? 3538 I1? 5? 7552 H6? 7553 F7? T502 B3? T503 B3? T504 D3? T505 D3? T528 I10? T529 I3? 3547 C16? 3548 H16? from? F2? CD_R? Logic Tabl? e? ( 1416 ? )? *? Remarks : Foreseen Onl? y? T508 E3? T509 E3? T510 E3? T511 F3? 5508 G11? 5509 D14? 3500 B8? 3501 B10? 3502 C11? 3503 C11? 5551 F4?

13、 5552 E3? 3557 D4? 3558 E4? A1? T532 I3? T533 I7? T534 J10? T535 I3? T536 I6? T537 J10? T538 I3? 3568 F4? 3569 I1? 0? Source? ( 1561 ? )? STB_BY? 3521 E1? 4? 3522 F14? CDR_L? AUX_CLK? 7506 F14? 7507 C13? 3531 D14? 3532 G14? 3533 D14? 3534 G14? 7512 I1? 5? 7513 C15? 3588 E8? 3589 G6? 0? -30V? T506 E3

14、? T507 E3? T539 I6? T540 I3? T541 I6? T542 I3? 5506 F10? 5507 D11? Line Out Boar? d? GND? to/fro? m? TU_DATA? F1? T512 F4? T513 F3? T514 F3? T515 F3? T516 G3? T517 G3? AUX_L? 3551 B4? 3552 B4? 3553 B4? 3554 B4? T518 G3? T519 H3? 6500 C12? 7500-A F11? 0? TUNER_R? to 7500 pin 14? 7508 H13? 7509 D13? 7

15、504 E10? 7505 E13? on? to/fro? m? 1? 1 1 0 ? 1? CD-R? 0? 7510 G13? 7511 B15? CDR? AUX? T530 I6? T531 I10? 3578 D7? 3579 B7? 3580 D7? 3581 C7? DIGITAL SOUND CONTROL (DSC) to/fro? m? 7514 H15? 7551 B5? 100n? 2529? 0? ( 230V mains supply ? )? 5510 G14? 5511 D16? 5512 G16? 5550 F3? T520 H3? T521 H3? T52

16、2 H6? T523 H3? 220K? 3528? 27K? 3529? 3577? 10n? 2516? BC847B? 7555? 470R? 220R? 3503? 9? 8? 14? 7? 3541? 330K? T511? 7500-D? HEF4069UBP? T524? T535? 5507? T505? 5503?5504? 7504? ON4986? 3? 10n? 2528? 1550? YKC21-3418? 1? 2? 4? 47p? 2513? 100p? 2566? 2538? 1u? 2n2? Vc? 47n? 2533? 2551? 33K? 3516? 10

17、0p? 2505? 7501? PH-B? 1? 2? 3? 4? 5? 6? ON4986? 2550? 22n? 1560? 15? 4? 5? 6? 7? 14? 13? 12? 11? 9? 10? 1? 16? 8? T514? 7552? HEF4094BP? 3? 2? 680p? 2521? T518? 470n? 5551? 680p? 2523? 100n? 2531? 220K? 3565? T540? 220u? 2554? 10K? 3557? 5509? BC847B? 7556? BC847B? 7506? 470R? 3589? +5V6? 33K? 3524?

18、 T506? 5? 6? 14? 7? Vc? 2517? 1n5? 22u? 2561? 7500-C? HEF4069UBP? Vc? +5V6_S? 100K? 3517? 5501? CD_+5? 0u47? 2564? 2u2? 2555? 2K2? 3559? 2K2? 3568? T529? 220K? 3526? BC847B? 7512? HEF4069UB? P? 7500-? A? 1? 2? 14? 7? 47p? 2526? -30V? HEF4069UBP? 7500-E? 11? 10? 14? 7? 2K2? 3567? +12V_AF? 10n? 2515?

19、820R? 3500? 3544? 82K? BC847B? 7509? T539? 7508? BC847B? 7500-F? HEF4069UBP? 13? 12? 14? 7? T526? 15K? 3513? 47n? 2587? F1? 220p? 2520? T520? 3573? 33K? 3510? T519? 1K? 3K9? 3587? 220K? 3520? T516? 10K? 3561? 220K? 3527? 3522? 33K? +5V6? BC847B? 7511? 9555? 220K? 3525? 100p? 2508? 150K? 3579? T542?

20、+5V6_S? 10n? 2527? 1u? 2537? 1K? 3570? BC847B? 7505? T513? T543? +VS? T515? 3538? 220K? Vc? 33K? 3506? 100p? 2565? 33K? 3523? 3545? 15K? -30V? 2u2? 2568? 3602? 5K6? 5505? 10K? 3562? T510? T532? T508? T546? 2530? 100n? 5502? 680p? 2522? 15K? 3546? 1? 2? 3? 4? 5? 6? 3560? 2K2? 5K6? 3552? 1554? EH-B? 2

21、7K? 3530? 33K? 3505? 100K? 3535? 1n5? 2518? 82K? 3543? 33K? 3534? +5V6? 21? 3? 4? 5? 6? 7? 8? 9? T545? 1? 10? 11? 12? 13? 14? 15? 16? 17? 18? 19? 2? 20? 1556? T521? 47K? 3556? BC847B? 7510? 2K7? 3582? 1u? 2593? 3555? 47K? T509? 3548? 47K? 100u? 2500? 5K6? 3551? 470R? 3578? HEF4069UBP? 7500-? B? 3? 4

22、? 14? 7? 3564? 220K? 100K? 3511? 2K2? 3502? 220u? 2501? 22n? 2503? 16? VDD? 7? VEE? 8? VSS? 220n? 2511? 1? 10? 11? 12? 13? 14? 15? 23? 4? 5? 6? 9? 7551? HEF4052BP? 33K? 3533? 2525? 47p? 47n? 2588? 2n2? 2552? 2571? 47u? 2K2? 3554? T507? 2559? 220p? 22n? 2553? 47u? 2502? 330K? 3542? 15K? 3575? BC327-2

23、5? 7553? 47n? 2534? T522? 10K? 3572? ON4986? 7503? +VS? 470R? 3501? T537? 3519? 220K? 100K? 3536? 5512? 150K? 3580? 5510? 5511? 22p? 2509? 0u47? 2563? T528? 5506? 5508? 22p? 2510? T530? 680p? 2524? Vc? 220p? 2558? 47p? 2514? Vc? CD_+5? T527? T501? 15K? 3514? 3547? 2u2? 2567? 47K? T502? T534? T531? T

24、512? 220R? 3622? +VS? 100R? 3563? 470n? 2557? 100p? 2506? 15R? 3507? 15K? 3576? 2K7? 3581? F2? 470n? 5550? 220p? 2560? T503? 100n? 2532? 33K? 3521? 1? 2? 3? 4? 5? 6? 7? 8? 1555? FE-BT-VK-N? 7513? BC847B? 2K2? 3553? BC847B? 7514? +VS? 6500? 1N4148? 5552? 1n? 2556? 47K? 3574? 220K? 3537? 100K? 3518? T

25、504? T533? T541? T523? 3540? 22K? 220n? 2512? 2K2? 3549? 2K2? 3550? T538? 22K? 3539? 1K? 3569? 33K? 3515? +CD_MOTOR? +VS? 33K? 3509? 7507? BC847B? 7502? T536? ON4986? 27K? 3532? 3K9? 3588? T544? 3603? 5K6? +12V_AF? T525? 3558? 10K? Vc? 3512? 100K? T517? 15R? 3508? 2507? 27K? 3531? 220p? 2519? 100p?

26、L? R? MUTE_CDR? A0? A1? STANDBY? NTC? ECO? R_CDR? FAN? R_CDR? L_CD? R? PW? M? MUTE_CDR? MUTE_AF? JAZZ? BASS? BASS? INCR? PWRDW? N? DBB? JAZZ?POP? DB? B? POP? L_CDR? PWM? BASS_ALC? BASS_ALC? PO? P? JAZZ? INCR? DBB? BASS? A0?A1? Source Selector / Volume Control / Digital Sound Control COMBI BOARD - CI

27、RCUIT DIAGRAM RadioFans.CN 收音机爱 好者资料库 8 - 68 - 6 VREF? STB? MUTE? T306 E3? T305 D7? L? R? RIGHT? EVM? T314 H12? T313 G1? 1? T312 G5? T311 G1? 5? Remarks : Foreseen Only? SUBWOOFER out optional? HEATSINK GND? CONTROL (DSC)? 7335 I6? 7334-B H5? 7334-A F5? 7333 I10? T304 D7? T303 D9? T302 D6? T301 C8?

28、L? UNLESS STATED OTHERWISE (230V MAINS SUPPLY)? L? 3386 H4? 8R? PROTECTION RIGHT? POWERSTAGE 6340 F13? 6339 F13? 6338 E13? 6337 D13? 6345 G6?T315 I16? 5334 E14? 5333 G14? 5332 F14? 5331 F14? T310 F15? T309 F15? T308 F15? T307 E5? *? 3377 H4? 3376 D5? 3375 G4? Sound Control Par? t? . . . V ? and? 337

29、0 F6? 5304 F10? 5303 F10? 5302 E5?7338 C12? 7337 B12? 7336 F6? 3618 I13? 3617 I16? 3616 I15? 3615 H15? 7332 I11? 7331 I12? 7330 E11? 6346 E6? LEFT? RIGHT? LEFT? Clickfit? *? left? 6344 B5? 6343 C11? 6342 H5? 6341 G13? 3361 I10? 3360 I10? 3359 I9? 3358 B6? 6336 D12? 6335 C13? 6334 B11? 6333 I8? 3385

30、C11? 3384 D13? 3383 D13? 3382 D12? 9355 B5? 7342 I15? 7340 I4? 7339 H4? LEFT? V? socket? R? DIGITAL SOUND? LS BOX? right? 8R? COMBI BOARD - POWER AMPLIFIER PART? 2362 D2? 2361 C13? 3347 H12? 3374 D4? 3373 H6? 3372 F6? 3371 D14? 3338 E14? 3337 G14? 3336 F14? 3335 G14? 5301 H5? 3621 J15? 3620 J15? 361

31、9 I13?3330 C8? 3329 C8? 2377 I16? 3369 H6? 3608 I5? 3389 I4? 3388 I5? 3387 H4? L? Source Selectio? n? 16 - 150 ohm? 3364 D3? 3363 D2? 3362 F14? 2340 E15? 2376 I15? 2375 I16? 3353 K10? 3350 J12? 3349 H12? 3348 H11? 2370 H4? 2369 F4? 2368 I4? 2367 I10? 3381 C13? 3380 D3? 3379 H6? 3378 E6? +REF? *? LEF

32、T? *? WIRE FROM Point 0002 to Point 0003? RIGHT? TO? R? 1332 I17? 1331 F16? 1330 C9? 0003 I14? 3346 E12? 3345 G13? 3344 F12? 3343 G12? 2360 F7? 2359 J12? 2358 F3? 2357 H3? 3334 F10? 3333 G10? 3332 F9? 3331 G9? 2352 J11? 2351 B6? 2350 I12? 2349 K10? 3368 F4? 3367 G5? 3366 D4? 3365 G4? D? B? A? L? K?

33、2374 I15? 2373 H16? 2372 D9? 2371 F5? J? I? H? G? 2366 E6? 2365 H6? 2364 E5? 2363 G5? C? 2339 G15? 2338 F14? 2337 G1? 4? 2332 F8? 2331 G8? 2330 E11? +REF? 0002 I13? 0001 E12? L? K? 3?2? 2356 E4? 2355 H4? 2354 D4? 2353 H7? 13?12?11?10? 2348 J4? 2346 F16? 2345 F16? *? DC VOLTAGES MEASURED IN TUNER MOD

34、E? fro? m? 1?9?8? C? B? A? 17? 3?2?17?16? J? I? H? G? 11?10? 8?7? F? E? D? LS BO? X? R? LEFT? 6?5?4?15? to 3547/3548? HEADPHONE SOCKET? 14?13?12? 6?1?16?15?14?5?4?9? F? E? RIGHT? 100R? 3378? +B? 7? 2351? 4u7? 2364? 10p? 1N4003? 6338? 6340? 1N4003? 1? 2? 3? 4? 2354? 100u? 22n? 2357? 1331? YKD21? 3350

35、? 47K? 2369? 33p? 10n? 2352? 5303? 2R2? 3337? 5304? 5301? 3347? 22K? 10p? 2363? +A? 100K? 3346? 10K? 1K8? 3384? 3360? 3361? 100R? 150n? 2350? 2339? 150K? 3364? 220n? 2371? 100n? 7336? BC337-25? T311? 1N4148? 6344? 7332? BC857B? T307? OUT2+?12? OUT2-?10? STB?5? VCC? 1? 7330? AN7125P? GND? 7? GND1?3?

36、GND2?11? IN1?6? IN2?8? MUT? E?9? OUT1+?2? OUT1-?4? 6337? BZX79-F18? T305? T302? 6343? BZX79-C22? 4M7? 3608? BC557B? 7339? 47u? 2375? 3372? 1K? 3379? 10K? 2337? 220n? T315? BDW94C? 7337? 3? 2? 1? 8? 4? 470R? 3381? 1N4148? 6333? NJM4556AM? 7334-A? 2u2? 2348? 7342? BC847B? 82K? 3365? 3615? 2K2? 5302? T

37、313? 1? 3? 2? 4? 7? 5? 6? 3329? 4K7? 3366? 15K? 1330? TC38? 220K? 3619? 2370? 33p? 82K? 3367? 3348? 22K? 10K? 3370? 2367? 47u? BC337-25? 7335? 7331? BC857B? 3374? 82K? 1? 1u? 5332? 3333? 820R? YKC21-3416? 1332? 1u? 5333? 2346? 100n? 3617? 1K? 47u? 2365? 3616? 470K? 7333? BC847B? 3343? 10K? 1K? 3373?

38、 6341? 1N4003? 15K? 3375? T312? 2n2? 2361? 100p? 2356? 2338? T306? 3618? 220K? 220n? 2368? 1u? 3380? 150K? 1K8? 3382? +12V_AF? 3377? 3K3? 2340? 220n? 2360? 1n? 1u? 2332? 6346? BAS316? 3368? 3K3? 6342? 1N4148? 1N4003? 6339? 22u? 2362? 4u7? 2349? 100u? 3376? 82K? 2330? 3621? 15R? 7340? BC847B? 5334? 1

39、u? 4K7? 3330? 3335? 2R2? 3385? 330R? 3338? 2R2? PA? D? 0001? 1n? 2353? 2366? 47u? 3389? 100K? 1u? 2331? T303? 2345? 100n? 0002? PAD? 820R? 3334? +12V? 3386? 100R? 7334-B? NJM4556AM? 5? 6? 7? 8? 4? 3331? 4K7? 2374? 47p? BAS316? 6345? 2376? 1u? 220R? 3371? 3387? 100K? T304? T310? PAD? 0003? 3358? 4K7?

40、 5331? 1u? 3345? 10K? 3359? 6K8? 3353? 47R? T301? 3349? 22K? 3388? 100K? 4K7? 3362? 3369? 100R? 4K7? 3332? +5V6_S? 3620? 2K7? 6335? 1N4148? 3344? 10K? 6336? BZX79-C3V9? -30V? 2R2? 3336? 9355? BYV27-200? 6334? 2355? 100p? T314? 3383? 1K8? 22n? 2372? 2358? 22n? BC547B? 7338? 10R? 3363? 2359? 10n? T308

41、? 1n? 2377? T309? 2373? 22n? MUTE_AF? L? MUTE_AF? BASS_ALC? STANDBY? R? COMBI BOARD - CIRCUIT DIAGRAM Supply Part RadioFans.CN 收音机爱 好者资料库 8 - 78 - 7 L? 1257 B5? 2258 K8? 2259 K7? 2260 G7? 2264 C12? ( 0008 ? )? . . . V ? P_GND? from? HEADPHONE? 23?7? Mains? POWER AMP GND? to? Low Power Standby (L.P.S

42、.)? 1? 10?11? POWER AMP +A? *? 14?15? 2? F2? POWER AMP +A? L? A? 5? B? C? D? E? F? G? K? H? 1255 E3? 78? I? J? 11?12? 1252 G3? 1254 I10? 15?16? 2261 B12? AF? B? C? 2262 D12? 2263 C14? F? Board? POWER GND? 6?15?489?12?13?16?17? G? H? 34? K? LINE OUT? 2267 J10? 2268 E5?2271 D11? 2272 E7?3254 D6? 3255

43、C11? 6? 3258 C13? 3259 C12? 91?0? 3262 D14? 3263 D11? 13?14? 3267 F14? 3268 F14? 17? A? 3271 G11? 3272 H11? D? E? 3275 G12? Transformer? *? POWER AMP GND? CD? UNLESS STATED OTHERWISE (230V MAINS SUPPLY)? 3277 I13? 3278 H14?3281 D6? 3282 J7?3285 K9? 3286 K8?3289 K8? 3290 K9?3295 D8? 3298 C15? I? J? 3

44、301 I7? *? F1? 2266 J6? CD SERVO? DIGITAL GND? 2269 E6? 2270 B11? COMBI BOARD - SUPPLY PART? Mains Breakdown 3252 E8? 3253 E8? TUNE? R? 3302 I7? 3256 C12? 3257 C12? 3305 D7? 6250 C13? 3260 C13? 3261 D13? 6253 E7? 6256 F5? 3265 E13? 3266 E13? 6260 H14? 6261 J8? 3269 F13? 3270 H10? 6601 D5? 7250 B12?

45、3273 H11? 3274 I12? 7254 E14? EVM? to/from? NTC? *? 7255 F14? Board? RDS? 7258 H12? 7259 I12? D_GND? 3276 H13? 7262 D6? 7263 J6? 3279 I15? 3280 I15? 7266 I7? 7267 I6? 3283 J6? 3284 K7? 9255 H1? 0? 9256 C15? 3287 I8? 3288 K9? T201 B5? T202 C5? 3291 F5? 3294 D9? T205 E4? T208 F4? 3299 L7? 3300 J8? T21

46、2 H4? ( 1703 ? )? uP? SEC_2A? FAN? POWER +B? Transformer? MOTOR? A_GND? to/from? GND? 3303 I10? 3304 D7? T214 I9? T215 J10?6251 D5? 6252 D8? T218 H15? 6257 H10? 6258 G8? *? Remarks : Foreseen Only? 6262 I8? 6263 D7?7251 C12? 7252 C13? DC VOLTAGES MEASURED IN TUNER MODE? Recognition 7256 G13? 7257 H1

47、2?7260 H15? 7261 I15?7264 J6? 7265 K8?7268 D7? 9254 E1? 4?9302 E13? 9354 G5?T203 C5? T204 C5?T210 G4? T211 H3? *? Transformer? Transformer? T213 H4?T216 B15? T217 H14? ( 0009 ? )? V? 7263? BC327-25? 2258? 1n? T211? 2u2? 2270? 330R? 3286? T202? 3304? 4K7? +B? T218? BZX79-B5V6? 6261? T204? 3303? 10R?

48、56K? 3289? 3299? 39K? 47u? 2263? 3255? BC369? 7254? 1K? 2261? 100n? 2K2? 3283? 22K? 3295? BC847B? 7255? 47K? 3266? +5V6? 4K7? 3291? 6253? BZX79-C33? 33K? 3294? 220u? 2267? +A? +12V? 6260? BZX79-B3V3? 100u? 2268? 3275? 470R? 4R7? 3273? BZX79-C4V7? 6252? 1n? 2262? 3284? 1K? 2266? 2u2? 1K5? 3287? 4K7? 3281? BF423? 7262? BC847B? 7266? T212? BC847B? 7264? 390R? 3274? 3253? 220R? (L.P.S.)? 6257? 1N4003? 7? 220K? 3260? 7252? BC847B? EH-B? 1257? 1? 2? 3? 4? 5? 6?