Yamaha DVX-1000 Service Manual page 62

DVX-1000
AV 2/2
1 2
1205
30
T222 4311
29 1 2
T223
28
27
A
26
4312
SPDIF_MUTE
25 1 2
T240
24
23
22
21
20
19
18
17
16
15
3307 33R
Page 60 G13
14
T228
3310
13
to MONO_1301
T229 33R
12
11
B 12p 2342
10
9
3313 33R
8
T230 3314 33R
PCM_LRCLK
7
T231
6
5
T232
4 2301 15p
3
T233
2 3317 33R
4313
1 1 2
T235
HLW30S-2C7
2373 22p
GND
C
+3V3 200mA
5302
2302 1n0
600R
2303 2u2
GND
2
PCM_LRCLK 74AHC125PW
7304-1
3 PCM_LRCLK1
0.5W
1 3318 33R
D
EN
12p 2307
5
PCM_MCLK 74AHC125PW
3325
7304-2
6 PCM_MCLK2
4
EN 33R
12p 2312
9
PCM_LTRT 74AHC125PW
3350 33R 7304-3 8
E 10 3334 33R
PCM_DATA_LR
EN
3354 33R
*
12p 2316
PCM_BCLK 12 74AHC125PW
7304-4 11
PCM_BCLK1
13 3343 33R
EN
12p 2326
GND
F
HLW11S-2C7
Page 68 G5
T214
11
T215
to HDMI_1401 10
* 3353 33R
9
T219
8
T216 PCM_DATA_Cs
2 1 7
4314 T218
PCM_DATA_SLR
6
T217 PCM_DATA_SUBCEN
5
4
T221 PCM_LRCLK
3
T220
2
G
1
1204
GND
HLW30S-2C7
30
29
T585
28
3384 33R
27
26
T587
25
H
24
23
T586
22
T590
21
Page 60 B13
20
T578
19
to MONO_1302
18
17
T591
16
T592
15
14
13
12
T593
11
T206 33R 3392
10
33R 3394
9
T594
I PCM_DATA_Cs
2 1 8
3397
4303 33R
7
T595 PCM_DATA_SUBCEN
6
33R 3398
5
T596 PCM_DATA_SLR
4
33R 3401
3
T597
PCM_DATA_LR
2
33R 3402
1
1203
1 2
62
3 4 5 6
HLW19S-2C7
19
1201
18
T236
Page 59 I4 FRONT_IRQ 2374 22p
1 17
SDA_0 T237
2 16
to MONO_1105 SCL_0 T238
3 15
T239
VSEL|P50 IR
+5VL 4 14
T550
NC 5 13
6 12 T234
1208 STDBY_CTRL
11
7 T551
T552
1 NC 8 10
T554
2 NC 9 9
3 8
T556 HLW9S-2C7
4 7
5 6 T558
T557
6 5 T560
T559 7 4
8 3
T565
T562 9 2
10 1
T564
HLW10S-2D7 1209
PCM_BCLK
PCM_LTRT
2364 22p
2365 22p
2366 22p
Page 63 C1
2367 22p
2368 22p
PCM_MCLK to FRONT (1)_1100
2369 22p
SPDIF_o 2370 22p
PCM_sdat_i
Page 64 B4
AV_Mute
to FRONT (3)_1301
3411 3412
10R 10R
3413 3414
7331 7332
BC817-25 BC817-25
1K0 1K0
+5VL
5305
600R
330u 10V
2315
GND
100n
2317
65mA
+5VA
600R
5303
330u 10V
PCM_2ch
2321
14mA 51mA
100n 2324
A D HP
2 VDD
Line_R_i
1R
2Vrms 10K
Line_L_i 10u 2343 3359 3 DACREF
1L
Φ
10u 2344 3360 10K
USB_R 3415 47K 48
2R
1Vrms 10u 2338 3355 4K7 1 VOUT
USB_L
2L
4K7
10u 2340 3356
T572 3416 47K 46
TU_R
3R
0.6Vrms
T574 10u 2335 3349 2K7 47 AIN HPOUT
TU_L
3L
10u 2336 3351 2K7
T570 44
St_Aud_R_i
4R
2Vrms T571 10u 2331 3347 10K 45 ZFLAG
St_Aud_L_i
4L
10u 2334 3348 10K
MSP-242V2-01 NI-FE
42
5R
43
2
R 2Vrms 5L
T573
10V 2346
1202 DAC
330u
3 10u 2345 3364 10K 100n 2348 35
PCM_MCLK
P
L T582 10K 1n0 2349
10u 2347 3366 34 ADCREF
Aux In GND
1
PCM_DATA_LR
4K7 3368 38
AUX IN AINVGR
39
AINOPR
ADC
GND 4K7 40
3372
AINVGL
41
AINOPL
Input Level must be 1Vrms
PCM_BCLK
Performance measrued @ Fs=48kHz
31
R
SNR (w/o filterting) : 99dB 10K 3375
GND 32 AUX
L
THD@1k : 85dB
10K 3376 VMID
THD@20k : >80dB
3377
3V3D 10K 16
Xtalk@1k : >99dB MODE
17
Xtalk@20k : >75dB
CE 7316
3378
10K 18 WM8776SEFT
DI
10K 3379 19
CL
3380
10K GND
A D HP
Line_Det
HP_Det
TV_Mute DAC_STB
USB_irqN VSDA
VSCK
SPDIF_i
ADC gain control
SDA_0 _______________
Analog input gain bet +24dB~-21dB in 0.5dB steps
SCL_0
Digital attenuation bet -21.5dB~-103dB in 0.5dB steps
DAC gain control _______________
7328 7329
SysRstN BSN20 BSN20 Digital attenuation bet 0dB~-127.5dB in 0.5dB steps
HP gain bet. +6dB~-73dB in 1 dB steps
Both gain can be set to work separately
SDA_0 1 1
Codec running at 1 sampling rate dictate by SD6.3
SCL_0 However ADC max. sampling rate can only be 96kHz
3419
1K0
3153
+3V3
1K0
3151 3152
4K7 4K7
3 4 5 6
* 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.
The first digit of a component indicates the component type.
1xxx : Connector
DVR-1000
2xxx : Capacitor
7 8 9
FRONT_MUTE
+5VL
T553
T555
Pbox_IrqN T561
5VPU at Front
5VPU at Front Pbox_DetN
T567
+3V3
2304
7326 100n
T568
BSN20
VCC
7301
1
T563
3 SDA0 SDA1 6
7327
BSN20 1
2 SCL0 SCL1 7
5 EN 1
NC
GND
PCA9515A
+8VA
100n
4K7
3319
2305
GND
5
3320
2K7 LM833
7
7315-2
6
2308
3322
220p 2310
5K6
GND
GND 8NV 100n
4K7 220p
GND
3331 2313
2K7 5K6
10mA 3332 3333
3V3D +3V3
5304 600R
+8VA
16V 22u
100n
2322
2K7 4K7
GND
220u 2318
2360
3311 330R 3
3341 3342
LM833
6.3V 1
330u 7315-1
2356
2 2323
3345 2325
10V
2328
2329 330u
5K6
10V 220p
22u 16V
2327 100n
30
P 8NV
GND
29
N GND
GND
27
4K7 220p
R
26
L
3352
2337
23 2339
6.3V
R 2K7 5K6
20 220u 6.3V 2341
L
220u
3357 3358
8 3V3D
R
9
L
2379 4u7
3361 10K
Stdby AV_Mute Mute_2CH
3363 ______________________
4 T579 GND
BCLK
T580 0 0
5
MCLK 4K7
0 1
7 T581
LRC
T583 1 0
6 BC857B
DIN
1 1
7317
10
BCLK
11 PEMD15
MCLK
13
LRC
12
DOUT 3374
Audio Output 0dB 7319
(2Vrms)
BC847B
4K7
28
DAC
33 T584
ADC
GND
+5V
Power Down Mute
24
BAS316 2350
NC 25
6301 330u
10V
3383
GND
4K7
+5V
BC857B
7320
-12V
GND
Power Up Mute 7321
BC857B
3417
GND 6304 BAS316
2K7 10V 330u
3389 4K7
2355
GND
4K7 3390
PEMD15
3393
*
4K7
3396
7325
BC857B BC847B
4K7
7323
GND
* Optional
7 8 9
3xxx : Resistor 5xxx : Coil
4xxx : SMD jumper 6xxx : Diode
10 11 12 13
SYSTEM CONNECTOR
12V_Pbox
Current Consumption
_____________________
+12V (0.8A)
_____________________
9V Regulator (0.7A) ----
|
HDMI (50mA)
sd6.3 (0.1A)
2300 100n
tuner(90mA)
RDS(10mA)
T575
Opamp(20mA)
1 5VA Regulator(0.5A)----
|
2
USB(22mA)
3 SMPS Regulatot (0.2A)
_____________________
VidBuf(0.15A)
4
USB(0.8A)
SPDIF(10mA)
5
VidSw(0.15A)
6
Codec(0.1A)
7
8 +5V (2.1A(2.8A Surge)
_____________________
9
5V_USB(0.5A)
10
HDMI (50mA)
11
3.3V Regulator(1.8A)----
|
12
sd6.3(0.25A)
13 HDMI(0.8A)
14 15
AHC Logic(0.2A)
16
Codec(8mA)
1.8V Regulator(0.2A)----
|
1210
sd6.3(0.2A)
#I2C Bus 0 I2C Bus 1 #I2C Bus 2
HDMI
WM8776 Codec tuner
Monoboard Front
Pbox
#Only I2C Bus 0 & 2 route to AV
2306
16V 22u
7310 7311
100R BC817-40 3337 BC817-40
T224
3336 100R
3338 3339
1K5 1K5
LINE OUT
GND
3323 3324 GND
T225
1 L
100R 100R
3 R
3327 3328
2 1211
1K5 1K5
7307 7308
BC817-40
BC817-40
MSP-242V2-01 NI-FE
22u
GND
T569
GND
GND
0
1
1
1
+5V PEMD15
GND
+5V
3407 4K7
3408
4K7
3395
7324 BC857B
7330
BC847B
4K7
*
GND
HP_Det MUTE_2CH Pbox_Mute
____________________________
0 0 1
0 1 0
1 0 0
1 1 0
10 11 12 13
* Z印のある部品は、安全性確保部品を示しています。部品の交換が必要な場合、パーツリストに記載さ
れている部品を使用してください。
* 本回路図は、標準回路図です。改良のため予告なく変更することがございます。
7xxx : IC, Transistor, FET
9xxx : Wire jumper
1201 A5 3332 D8 7308 E12
1202 F3 3333 D9 7310 D11
1203 I2 3334 E2 7311 D12
1204 G2 3336 D11 7315-1 E9
1205 A1 3337 D12 7315-2 D9
1208 A4 3338 D11 7316 G6
1209 B6 3339 D12 7317 F9
1210 B11 3340 D12 7319 G9
1211 E13 3341 E8 7320 H9
2300 A11 3342 E9 7321 H9
2301 B2 3343 E2 7323 I9
A
2302 C2 3344 E8 7324 I11
2303 D2 3345 E8 7325 I9
2304 B8 3346 E10 7326 B7
2305 C10 3347 F4 7327 B7
2306 D10 3348 F4 7328 I4
2307 D2 3349 F4 7329 I4
2308 D9 3350 E1 7330 I12
2309 D8 3351 F4 7331 D4
2310 D10 3352 F9 7332 D5
2311 E12 3353 F2 T206 I2
2312 E2 3354 E1 T214 F2
2313 D10 3355 F4 T215 F2
2315 D6 3356 F4 T216 G2
B 2316 E2 3357 F8 T217 G2
2317 E6 3358 F9 T218 G2
2318 E10 3359 E4 T219 F2
2319 D12 3360 E4 T220 G2
2321 E5 3361 F7 T221 G2
2322 E7 3363 F9 T222 A2
2323 E10 3364 F4 T223 A2
2324 E5 3366 F4 T224 D13
2325 E9 3368 G5 T225 D12
2326 F2 3369 G9 T228 B2
2327 E7 3372 G5 T229 B2
2328 E10 3374 G8 T230 B2
C
2329 E7 3375 G5 T231 B2
2330 B9 3376 G5 T232 B2
2331 F4 3377 G5 T233 C2
2332 E8 3378 G5 T234 A6
2333 B10 3379 G5 T235 C2
2334 F4 3380 G5 T236 A5
2335 F4 3381 H10 T237 A5
2336 F4 3382 H10 T238 A5
2337 F9 3383 H8 T239 A5
2338 F4 3384 H2 T240 A2
2339 F7 3385 H5 T550 A5
2340 F4 3386 H5 T551 A6
D
2341 F7 3387 H6 T552 A4
2342 B2 3389 H8 T553 A9
2343 E4 3390 I9 T554 A4
2344 E4 3391 I11 T555 A9
2345 F4 3392 I2 T556 A4
2346 F5 3393 I9 T557 A4
2347 F4 3394 I2 T558 A6
2348 F5 3395 I11 T559 A4
2349 F5 3396 I10 T560 A6
2350 G9 3397 I2 T561 A9
2351 H6 3398 I2 T562 A4
E 2352 H7 3399 A3 T563 B9
2353 H7 3401 I2 T564 B4
2354 H7 3402 I2 T565 A6
2355 H9 3407 H12 T567 A9
2356 E7 3408 I12 T568 B9
2357 B10 3409 B8 T569 E10
2358 B10 3410 B9 T570 F4
2359 B10 3411 C4 T571 F4
2360 E7 3412 C5 T572 F4
2361 D7 3413 D3 T573 F4
2362 E7 3414 D5 T574 F4
2363 A9 3415 E4 T575 A10
F
2364 B4 3416 F4 T578 H2
2365 B4 3417 H9 T579 F7
2366 B4 3418 B7 T580 F7
2367 B4 3419 I5 T581 F7
2368 B4 4300 B9 T582 F4
2369 B4 4301 I3 T583 F7
2370 B4 4302 I4 T584 G7
2371 A3 4303 I1 T585 H2
2372 A3 4304 B3 T586 H2
2373 C2 4305 B4 T587 H2
2374 A6 4306 B4 T590 H2
2375 D4 4307 B4 T591 I2
G
2376 D5 4308 B4 T592 I2
2377 G8 4309 B4 T593 I2
2378 I11 4310 B4 T594 I2
2379 F9 4311 A2 T595 I2
3101 A6 4312 A2 T596 I2
3104 A7 4313 C2 T597 I2
3109 B7 4314 G1
3151 I4 5300 A10
3152 I4 5301 C9
3153 I5 5302 C1
3300 A9 5303 E6
3305 A3 5304 E7
H
3306 A8 5305 D6
3307 B2 6300 F8
3310 B2 6301 G8
3311 E6 6302 I8
3313 B2
6303 H10
3314 B2 6304 H8
3315 B7 6305 I8
3316 B7 6306 I10
3317 C2 6307 I10
3318 D2 6308 I10
3319 C8 6309 I8
3320 C9 6310 B9
3321 D8 6311 B10
I
3322 D8 6312 B10
3323 D11 6313 B10
3324 D12 6314 H8
3325 D2 7301 B8
3326 D10 7304-1 D2
3327 E11 7304-2 D2
3328 E12 7304-3 E2
3329 E12 7304-4 E2
3331 D9 7307 E11