Marantz PMD670/W1B Service Manual page 29

PM01-10/10
MAIN PCB
R301
(CPU) PWM
R302
2k7
(CPU) PWM_MUTE
PW06
J303 J301
H/P VPL. PCB
S5B-PH
B5B-PH-SM3
Lch
R378
1
VR_X2
HP VOL
2
3
4
5
GND
Rch
Q307
FROM R325
4
ANALOG_OUT_L Y3
2
PM01- 100 Y2
5
ANALOG_OUT_R
R326 Y1
1 3
1/10
Y0 Y
100
+7V R367
11 100k
X3
15
X2
14
R381 R382
X1
12 13
100k 100k
X0 X
9
Q333 +7V
B
DTC114EU
10 16
A Vcc
2
C320
3
100n
OUTPUT_SEL0 8
GND
6
INH
7 C323
VEE
1
100n
Q334
DTC114EU 74HC4052
GND 2
3 GND
-7V
OUTPUT_SEL1
1
GND
SP_MUTE
D302
1SS301
+3VU
R379
Q330
220k
DTA114EU
D303
-7V
PD_MUTE
(POWER)
Q328
DTC114EU
2
HP_MUTE 1SS301
3
(CPU)
1
GND
C340 R380
Q327
470/10V
220k
DTA114EU
D301
1SS301
GND
PD_MUTE
(POWER)
Q332
DTC114EU
2
LINE_MUTE
3
(CPU)
1
Q307
GND
9 10 IN
L H X1,Y1
H H X3,Y3
H L X2,Y2
39
C303
C302
100n Q303
10k 100n NJM022V
R304 R366 3
R305
2 1 C312
10K 4k7
10K
3
R303 C304
10/10V
R314
100k 47n
C301
1 100k
2 C305
Q310 4
47n
DTC114TE
100n
GND
GND GND GND GND GND
GND
R307
-7V
R386 1k
R387 1k
R388 1k
+7V
R389 1k
C322
100n
GND
6
8
C350
7
R327
R328 10/10V
22k
R332
Q302 100k
22k
5
NJM022V
6
GND
Q302 R330
2
GND
NJM022V 22k
C351
1
5
R368
3 R333
R329
100k 10/10V
R334
0
100k
22k
4
GND
C321
GND
GND
100n
GND
GND -7V
DTA114EU
3
R369
Q323
1k
DTC114EU
R354 12k
C342 33p
Q301
6
R352
NJM2068V
7
C348
R360 R358
10k
100 2 100
10/10V
3 3
4 C346 R364
5
R356 10k
4k7 100n
1
-7V Q321 Q322
GND
DTC323TU GND DTC323TU
GND
GND
R355 12k
R370
C343 33p
1k
GND
+7V
C347
100n
R365
2
R353
10k
GND
8
1 C349
R361 R363
10k
100 2 100
10/10V
Q301
3 3
R357 3 NJM2068V
4k7
1
Q320 Q319
DTC323TU DTC323TU
GND
GND
-7V
DM:Dummy
OUT (X,Y)
L
STEREO
R
R309 68k
C306 47p
C309 100n
+7V
GND
6
8
7
R316 R318 R319
68 68 0
Q306
2 2
NJM4556M
5
3 3
R313
0
22k
1 1
Q311 Q312
GND DTC323TU DTC323TU
R310 68k
GND
GND GND
C307 47p
GND GND
Q314 Q313
DTC323TU DTC323TU
1 1
Q306
R306
2 NJM4556M 3 3
4k7
2 2
1
R317 R320 R321
3
R308 22k 68 68 0
R315
4
0
-7V
C310 100n
GND GND
GND
C328 22n C329 22n
R331 39k
R348 1k R345 1k5
C324 33p
C326
+7V +7V
C325
100n
Q304
R347
100n
2 NJM022V
R344
GND 2k2
GND
8 R349 R351
7 6 1
C327 R336 R346 68k 22k
6k8
8
7 3
100n 47k 6k8 C330
C308 22n
R335 R339
Q303 C336
100k 4
22k 100p
NJM022V
100n
5 Q304
R337
R342 NJM022V -7V GND GND GND
GND GND
0
0
GND GND
Q324
2
3
Q318
DTC323TU
1
R343 Q315
2k2 2SC4116
GND
R341
C311
220k
10/10V
GND
GND GND
2
+7V
Q331
DTC114EU R338
2 10k
3 R385
1
1k
GND
1
GND
L306
BLM11B102
R359
2 100
C345
100p
1
GND GND
P001-3/3
AUDIO I/O PCB
J305
AR_IN B6B-PH-SM3
TO
1
L301
BLM11B102
R362
PM01- 2 1
AL_IN
2 100 3 2 GND
8/10
C344
100p 4 3
1 5 4
6 5
GND GND
6
GND
J306
GND
B6B-PH-SM3
L ch
R ch
L307
BLM11B102
C315
R322 2n2
DM
GND
C314
DM
L302
BLM11B102
C316
+A
2n2
GND Q316
2SC4672
1 2
3
C319
2
470/25V
D305
R323
GND 1SS301
DM
R324
47k
C317
3 1
DM
D304
02CZ12 2
C332
C318
47/16V
3 1
100n
GND
GND
7 1 8
J302
3
C333 R371
B2B-PH-SM3
470/10V 4.7(1/10W)
6 4 OHM
1
2
SPEAKER
2
Q305
R384 NJM2070M
R350
10k 4 5
C338
4.7(1/10W) MS02
2u2/50V
GND
GND
C334
GND
100n
Q317
L357
2SC4116
GND BLM11B102
GND
L358
C357 C358
BLM11B102
L356
J309 47p 47p
0
B4B-PH-SM3
GND
J308
B4B-PH
J304
HP JACK
1
8
7
GND
3
4
PH01
H/P JACK PCB
2
J307
L308
R372 R375
C359 BLM11B102
47k
DM 1
C352
10/10V
47p
3
LINE IN
C354
C360
GND 47p
2
L304 R373
R376
10/10V BLM11B102 47k
7
DM
L303
BLM11B102
4
C356
47p 6
LINE OUT
L305
GND
BLM11B102
GND
5
C355
47p
GND
40