Hdmi_Main-Dac - Marantz NR1504 /U1B Service Manual

1 2 3
TO J7
TO CPU
A
7J
B
C
D
E
F
G
DACFS
DAC64FS
DATAF
DATAC
DATAS
H
R2510 33
DAC256FS
R2412 1K
DAC_RST
DAC_MUTE
JT_TDI
JT_TCK
DAC_MS
J
K
L
M
GND LINE POWER+ LINE POWER- LINE
1 2 3
4 5 6 7
TO 6J
J6
TO DIR/AUDIO PLD
U2404
PCM1690
C2411 100N-K
RSV2 RSV2
RSV1 VCC2
RSV2 AGND2
RSV1 RSV2
R1706
33*4(AR) RSV2 VTOU1-
LRCK VOUT1+
4 5
BCK VOUT2-
3 6
DIN1 VOUT2+
2 7
DIN2 VOUT3-
1 8
R2508 33
DIN3 VOUT3+
R2514 10K
DIN4 VOUT4-
VDD VOUT4+
C2498 1U-K(1608)
DGND VOUT5-
GND
SCKI VOUT5+
RST VOUT6-
ZERO1 VOUT6+
C2499 1U-K(1608) R2509 10K
ZERO2 VOUT7-
R2506 4K7 R2511 10K
AMUTEI VOUT7+
R2512 10K
AMUTEO VOUT8-
R2513 10K
MD/SDA/DEMP VOUT8+
MC/SCL/FMT RSV2
MS/ADR0/RSV AGND1
TEST/ADR1/RSV VCOM
R2505 4K7
MODE VCC1
ANALOG AUDIO DIGITAL1 AUDIO TMDS SIGNAL
4 5 6 7
8 9 10
R1350 0(1608)
R1336 OPEN(1608) R1357
C1503
OPEN(1608) IC1016:A
R1358
R1325 OPEN
2
OPEN(1608) R1337 OPEN(1608)
1
4 3
R1333 0(1608)
R1334 OPEN(1608) R1359
C1502 IC1016:B
OPEN(1608) R1360
R1326 OPEN
6
OPEN(1608)
R1335 OPEN(1608)
7
8 5
IC1017:A
C1496
R1344
1500P-J(1608) NJM8080G
820(1608)
R1313 15K(1608)
FL+ 3 4
R1351
820(1608)
R1314 15K(1608)
2
FL-
330P-J(1608)
R1361
R1362
IC1017:B
NJM8080G
R1315 15K(1608)
FR+ 5 8
R1345
R1352
820(1608) 820(1608)
R1316 15K(1608)
6
FR-
C1497
1500P-J(1608) 330P-J(1608)
R1363
R1364
IC1018:A
C1498
R1346 NJM8080G
1500P-J(1608) 820(1608)
R1317 15K(1608)
CEN+ 3 4
R1353
820(1608)
R1318 15K(1608)
2
CEN-
330P-J(1608)
R1365
R1366
IC1018:B
NJM8080G
R1319 15K(1608)
SW+ 5 8
R1347
R1354
820(1608)
820(1608)
R1320 15K(1608)
6
SW-
C1499
C1513
1500P-J(1608)
330P-J(1608)
R1367
R1368
IC1019:A
C1500 R1348
NJM8080G
1500P-J(1608) 820(1608)
R1321 15K(1608)
3 4
SL+
R1355
820(1608)
R1322 15K(1608)
SL- 2
C1514
240P-J(1608)
R1369
R1370
IC1019:B
NJM8080G
R1323 15K(1608)
5 8
SR+
R1349
R1356
820(1608) 820(1608)
R1324 15K(1608)
SR- 6
C1501
C1515
1500P-J(1608) 240P-J(1608)
R1371
R1372
VIDEO SIGNAL COMPONENT(Y) SIGNAL
8 9 10
113
11 12 13
OPEN(1608)
C1517
10/16-MVG
4K7(1608)
C1516
OPEN
OPEN(1608)
C1518
10/16-MVG
4K7(1608)
DA-7V
[FL]
R1375
100(1608)
1
C1510
C1523
100/16-MVG
11K(1608)
OPEN(1608)
C1524
100/16-MVG
R1376
[FR]
100(1608)
7
R1381
C1511 R1382
DA+7V
11K(1608)
OPEN(1608)
DA-7V
[CEN]
R1377
100(1608)
1
C1512
11K(1608)
OPEN(1608)
[SW]
R1378
100(1608)
7
DA+7V
24K(1608)
300K(1608)
DA-7V
[SL]
R1379
100(1608)
1
16K(1608)
OPEN(1608)
[SR]
R1380
100(1608)
7
DA+7V
16K(1608)
OPEN(1608)
SCHEMATIC DIAGRAMS (7/25)

HDMI_MAIN-DAC

11 12 13
14 15 16
MAIN DAC
A
B
C
D
DA+5V
DA+7V
DA-7V
DAGND
ADINR
E
DAGND
ADINL
DAGND
DAFL
DAGND
DAFR
TO DIGITAL CNT
DAGND
DAC
TO J8
DAGND
DASW
DAGND
F
DASL
DAGND
DASR
DAGND
0(1608)
DACRTNGND
0(1608)
8J
G
H
J
K
L
M
14 15 16