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PRINTED CIRCUIT BOARD – COPPERSIDE VIEW
6
A
3490D
7942D
7940D
3493D
3492D
2494D
2454D
3491D
A
A2
2490D
2466
6491D
3466
K
7494D
3467
K
6401
7410
A2 A
2452
B
2451
7452
3414
7451
3437C
3452
3451
3431B
3432B
8
65
C
7400
MICROPROCESSOR
3
2
1
2395
3868
4
3829X
3404
3423
D
3403X
3430
3422
3867
E
6
4-5
5
4
2398
3375
6322
6321
7343
3371
3325
1
2303
3494D
2302
7320
1
3345
7300
8
7344
DAC
3348
15
2465X
2307
2321
3320X
2322
3323
2310
2821
7983X
7820
7301
2815
7984X
1
4
3301
3839E
3834
33
16
3847
7830
3808
SERVO&SIGNAL
2804
PROCESSOR
3807
3844
3806
2805
2808
3845
25
1
3846
2838
2837
2826
2825
23
7850
3405
DRAM
CONTROLLER
3825
3278A
3275
+
3277A
3274
7288A 7286
7284A
3279A
3287A
–
7283A
9
5
4
3
2
7
6
5
1
2392
3357X
3358X
3353
7
1
2396
7322
QUAD FET
SWITCH
3360
3359
2353
2352
2354
2351
2356
13
2980X
7800
2301
PHOTODIODE
7980X
AMPLIFIER
1
3981X
3982X
3822X
3832
2832X
2954
2956
2959
2829
5953
23
2961
34
7950
2822
2957
SERVO
2963
DRIVER
2806
3805
2931
2807
3804
2952
1
3803
3925
3833
2935
C
C
10
A
A2
A
11
Explanation of itemnumber extentions:
no extension ... common itemnumbers
A ..................... charge circuit
B ..................... LCD illumination
C ..................... play-key illumination
D ..................... cord RC prepared
E ..................... digital out (optical)
F/G/H/K .......... DRAM-size/Audio compression
(see table on signal processing part)
X ..................... component only forseen (not in use)
% .................... tolerance of resistor is 1%
3
2
4-5
1
2255 E 3
2842E C 4
2300 B 4
2843 C 4
2301 B 3
2844 C 4
2302 A 3
2845 C 3
2303 A 3
2919 C 1
2304 B 3
2924 D 2
2305 B 3
2930 C 1
2306 A 3
2931 C 1
2307 B 3
2935 C 2
2310 B 5
2951 B 2
A
2321 B 4
2952 C 2
2322 B 4
2954 C 2
2323 B 3
2955 C 2
2341 B 5
2956 C 2
2343 A 5
2957 C 1
2351 B 3
2959 C 1
2352 B 3
2960 C 1
2353 B 3
2961 C 2
2354 B 3
2962 C 2
2355 A 3
2963 C 1
2356 B 3
2980X B 3
B
2392 A 3
2981X B 3
2395 D 6
2982X B 3
2396 A 3
3270A E 4
2397 A 4
3271A E 4
2398 A 3
3272A E 4
2451 B 5
3274 E 4
2452 B 6
3275 E 4
12
2454D A 5
3277A E 4
2465X B 5
3278A E 4
2960
2466 B 6
3279A E 4
2919
2490D A 5
3287A E 4
C
2494D A 5
3289 E 5
2801 C 3
3290 E 4
2802 C 3
3292A B 4
2803 C 3
3293A D 3
2804 C 3
3294 B 5
2805 C 3
3296A E 4
2806 C 3
3301 B 5
2807 C 3
3302 B 5
2808 C 3
3303 B 5
2813 B 4
3304 A 4
D
2814 B 4
3305 A 4
2815 B 4
3306 A 4
C2
C
2816 C 2
3307 B 5
2817 B 4
3320X B 4
2818 B 4
3321 B 4
A
C
B E
2819 B 4
3322 B 4
2820 B 4
3323 B 4
2821 B 4
3324 A 4
2822 C 2
3325 A 4
2824 D 4
3326 A 5
2825 D 4
3327 A 4
2826 D 4
3328 A 4
E
2827 C 4
3329 A 4
2829 C 3
3331 B 4
2831 D 3
3340 E 5
2832X B 3
3341 B 5
2834 C 3
3342 C 4
2835 C 3
3345 A 5
2836 C 3
3346 A 5
2837 D 4
3347 B 5
2838 D 3
3348 B 5
2841E B 4
3349 A 5
1
3351 A 3
3819 B 4
7286 E 4
3352 B 3
3820 B 4
7288A E 4
3353 A 3
3821 B 4
7300 B 3
3354 A 3
3822X B 2
7301 B 5
3355 A 3
3825 D 4
7320 A 4
3356 B 2
3826 D 4
7322 A 2
3357X A 2
3827 C 4
7343 A 5
3358X A 2
3828 B 4
7344 B 5
3359 A 2
3829X D 5
7365 A 4
3360 B 2
3830 D 3
7367 A 4
3365 A 5
3831 C 3
7400 C 5
3367 A 4
3832 B 3
7410 B 5
3369 A 4
3833 C 3
7431B B 6
3371 A 4
3834 C 4
7451 B 5
3375 A 4
3839E C 4
7452 B 5
3390 A 4
3841 C 3
7465 B 6
3401 C 5
3842 C 4
7494D B 5
3402 C 5
3844 C 4
7800 B 2
3403X D 5
3845 C 4
7820 B 5
3404 D 5
3846 D 4
7830 C 4
3405 D 4
3847 C 3
7850 D 5
3410 B 6
3848 C 4
7852K E 5
3414 B 6
3849 C 4
7940D A 5
3418 B 5
3854 D 4
7942D A 5
3422 D 6
3860 C 5
7950 C 2
3423 D 6
3861 C 5
7980X B 3
3430 D 5
3862 C 5
7981X B 3
3431B C 6
3863 C 5
7982X B 3
3432B C 6
3864 C 5
7983X B 3
3437C B 6
3866 D 5
7984X B 3
3441 D 6
3867 D 5
3442 D 5
3868 D 5
3451 B 5
3910 D 2
3452 B 5
3925 C 2
3453 B 5
3930 C 1
3455 B 6
3931 C 2
3456 B 6
3932 C 1
3459D A 5
3933 C 1
3460D B 5
3934 C 1
3465 A 6
3980X B 2
3466 B 6
3981X B 3
3467 B 6
3982X B 3
3468 C 5
3983X B 3
3490D A 5
3984X B 3
3491D A 6
3985X B 3
3492D A 5
3986X B 3
3493D A 5
3987X B 3
3494D A 5
5368X A 4
3495D A 5
5800 C 3
3498D A 5
5950 D 2
3499D A 5
5953 C 2
3803 C 3
6250 E 4
3804 C 3
6251 C 1
3805 C 3
6321 A 4
3806 C 3
6322 A 4
3807 C 3
6390D A 5
3808 C 3
6401 B 6
3812 C 4
6450 B 5
3813 C 4
6465 B 6
3814 C 4
6490D A 5
3815 C 4
6491D B 5
3816 C 4
6952 C 1
3817 C 4
7283A E 4
3818 C 4
7284A E 4
CS 46 449
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