Yamaha DVD-C940 Service Manual page 53

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Q Q
3 7 6 3 1 5 1 5 0
SCHEMATIC DIAGRAM (AV 3/4)
1
2
A
I303
3304
+8V_OpAmp
I304
10R
3305
I305
3306
10R
10R
3300
AOUTR_POS
10K
B
AOUTR_NEG
3310
10K
560p
2306
C
AOUTL_POS
3314
10K
3319
AOUTL_NEG
10K
560p
D
2311
3322
3323
LFE_POS
10K
10K
12K
T E
3326
L
1 3 9 4 2 2 9 6 5 1 3
E
3327
3328
LFE_NEG
10K
10K
330p
2319
3332
3333
CENTER_POS
10K
10K
F
3335
12K
3337
3338
CENTER_NEG
10K
10K
330p
2327
G
3342
3343
SURROUNDR_POS
10K
10K
3345
12K
3347
3348
SURROUNDR_NEG
10K
10K
330p
H
2336
3352
3353
SURROUNDL_POS
10K
10K
3355
I
12K
3357
3358
SURROUNDL_NEG
10K
10K
330p
2349
w w w
1
2
.
3
4
5
6
STEREO_R
I307
3307
AVCC_A
-8VA_A
-8VA
I308
10R
3308
AVCC_B
-8VA_B
I309
3309
10R
AVCC_C
-8VA_C
10R
AVCC_A
100n
STEREO_L
I300
15K
7300-B
2300
5
8
I301
3301
7
I302
6
4
100n
2303
-8VA_A
FRONT_R
15K
2304
3311
100p
3312
16V
100u
FRONT_R
AVCC_A
12K
2305
7300-A
15K
I310
3
8
3315
I311
1
I312
2
4
MUTE
-8VA_A
3318
2309
15K
100p
16V
100u
FRONT_L
3320
2310
12K
AVCC_B
100n
15K
I314
7301-B
2312
5
8
3324
I315
7
MFL
6
4
3325
100n
12K
FRONT_L
2316
-8VA_B
3329
2317
15K
82p
I316
2320
2318
I317
3331
3330
470p
12K
12K
100u
AVCC_B
7301-A
I318
15K
3
8
I319
3334
1
2
4
3336
-8VA_B
12K
2324
3339
16V
100u
CENTER
CENTER
82p
15K
I321
2326
3340
3341
2325
12K
AVCC_C
12K
470p
100n
I322
3344
7302-A
2330
3
8
I323
15K
1
2
100n
4
3346
2332
-8VA_C
I324
12K
16V 100u
2334
2333
3349
82p
15K
I325
2335
3350
3351
12K
12K
470p
AVCC_C
7302-B
I326
3354
5
8
I327
15K
7
6
I328
16V 100u
4
3356
2346
-8VA_C
12K
3359
2347
15K
82p
I329
2348
3368
3369
470p
12K
12K
3
x
4
a o
5
6
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i
http://www.xiaoyu163.com
The first digit of a component indicates the component type.
8
1xxx : Connector
2xxx : Capacitor
7
8
9
10
3900
220R
3901
7350
BC817-25
2K7
3902
220R
3903
7351
BC817-25
2K7
BAS316
I365
+5VSTBY
I376
6302
BC857B
7338
BC857B
7337
+5VSTBY
*
I372
47K
*
4303
BAS316
3362
3395
7336
BC847B
6303
10K
-8V
4304
+5VD
3906
47K
220R
3396
7341
3907
BC857B
7353
BC817-25
+5VD
2K7
Q
Q
3
7
6
3
3908
220R
3909
7354
BC817-25
2K7
3910
220R
3911
7355
BC817-25
2K7
3912
220R
3913
7356
BC817-25
2K7
3914
220R
3915
7357
BC817-25
2K7
u 1 6 3
7
8
9
10
.
http://www.xiaoyu163.com
2
4
9
9
8
3xxx : Resistor
5xxx : Coil
4xxx : SMD jumper
6xxx : Diode
11
12
13
14
I330
3360
STEREO_R_OUT
220R
I332
3361
7321
BC817-25
2K7
I333
STEREO_L_OUT
3363
220R
I335
3364
2K7
7323
BC817-25
I336
3370
3904
FrontR_OUT
220R
220R
3905
7352
BC817-25
1402-A
2K7
T-339258-25
4
I337
3371
7325
FR
1
BC817-25
2K7
SUB-
2
WOOFER
3
SR
I339
3373
FrontL_OUT
220R
I340
3374
2K7
7327
BC817-25
1
5
1
5
0
8
9
2
4
I342
3378
LFE_OUT
1402-B
220R
T-339258-25
8
FL
5
I343
3380
7329
CENTER
6
BC817-25
2K7
7
SL
I345
3381
CENTER_OUT
220R
I346
3382
2K7
7331
BC817-25
I348
3386
SurroundR_OUT
220R
I350
3387
7333
BC817-25
2K7
I351
SurroundL_OUT
3389
220R
I352
3390
2K7
7335
BC817-25
m
c o
11
12
13
14
* Components having special characteristics are marked Z and
must be replaced with parts having specifications equal to those
originally installed.
* Schematic diagram is subject to change without notice.
DVD-C940/DV-C6680
2
9
9
7xxx : IC, Transistor, FET
9xxx : Wire jumper
3364 B11
I345 F12
1402-A C13
1402-B E13
3365 B12
I346 G11
2300 B5
3366 B12
I348 H12
2301 B3
3367 C9
I350 H11
2302 B4
3368 I4
I351 I12
3369 I5
2303 B5
I352 I11
2304 B5
3370 B12
I365 C9
2305 C5
3371 C11
I372 D8
2306 C3
3372 C9
I376 C10
2307 C4
3373 D11
2308 C3
3374 E11
A
2309 D5
3375 E12
2310 D5
3376 E12
2311 D3
3377 C10
2312 D5
3378 E11
2313 E2
3380 F11
2314 E3
3381 F11
2315 E4
3382 G11
2316 E5
3383 G12
2317 E5
3384 G12
2318 E3
3385 D10
2319 E3
3386 H11
2320 E5
3387 H11
2321 F2
3388 D8
B
2322 F4
3389 I11
3390 I11
2323 F3
2324 F5
3391 I12
2325 G5
3392 I12
2326 G3
3394 C9
2327 G3
3395 D8
3396 D8
2328 G3
2329 G2
3900 A9
2330 G5
3901 A10
2331 G4
3902 A9
2332 G5
3903 B10
2333 H5
3904 B11
C
2334 H5
3905 C11
2335 H3
3906 D10
2336 H3
3907 E10
2337 I2
3908 E10
2338 I3
3909 F10
2339 I4
3910 F10
2340 B13
3911 G10
2341 B12
3912 H10
2342 E12
3913 H10
2343 E13
3914 I10
2344 G13
3915 I10
D
2345 G12
4302 C8
2346 I5
4303 D7
2347 I5
4304 D7
2348 I3
4305 C8
2349 I3
6302 C8
2350 I12
6303 D7
2351 I13
7300-A C5
2352 C8
7300-B B5
2353 C9
7301-A F5
3300 B2
7301-B D5
3301 B4
7302-A G5
9
8
3302 B3
2
9
7302-B H5
9
E
3304 A2
7321 A12
3305 A3
7323 B11
3306 A2
7325 C12
3307 A5
7327 E11
3308 A5
7329 F12
3309 A5
7331 G11
3310 B2
7333 H12
3311 C4
7335 I11
3312 C4
7336 D9
3314 C2
7337 C9
3315 C4
7338 C10
3316 C3
7341 E9
F
3318 D4
7350 A10
3319 D2
7351 B10
3320 D4
7352 C11
3322 D2
7353 E10
3323 D2
7354 F10
3324 D4
7355 G10
3325 E3
7356 H10
3326 E3
7357 I10
3327 E2
I300 B4
3328 E3
I301 B5
3329 E4
I302 B4
G
3330 E5
I303 A3
3331 E4
I304 A3
3332 F2
I305 A3
3333 F2
I307 A5
I308 A5
3334 F4
3335 F3
I309 A5
3336 F3
I310 C4
3337 F2
I311 C5
3338 F3
I312 C4
I314 D4
3339 F4
3340 G4
I315 D5
3341 G5
I316 E4
H
3342 G2
I317 E6
3343 G2
I318 F4
3344 G4
I319 F5
3345 G3
I321 F4
3346 G3
I322 G4
3347 H2
I323 G5
3348 H3
I324 H6
3349 H4
I325 H4
3350 H4
I326 H4
3351 H5
I327 H5
3352 H2
I328 I6
3353 H2
I329 I4
I
3354 H4
I330 A12
3355 I3
I332 A11
3356 I3
I333 A12
3357 I2
I335 B11
3358 I3
I336 B12
3359 I4
I337 C11
3360 A11
I339 D12
3361 A11
I340 E11
3362 D8
I342 E12
3363 A11
I343 F11
53

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