Harman Kardon BDP 20/230 Service Manual page 34

harman/kardon
A
-12V
[2] -12V
+12V
[2,13] +12V
3.3V
[2,3,5,6,7,8,11,12,13] 3.3V
SCL
SCL
SDA
SDA
CSN
CSN
R1388 NC/0R R1388 NC/0R
AOMCLK_R AL
1 R1389 NC/0R R1389 NC/0R
AOBCK_R AR
5V_STBY
5V_STBY
C168 C168
R122 R122
AL
NC/10uF/16V NC/10uF/16V NC/10K NC/10K
R75 R75
4.7K/NC 4.7K/NC 1% 1%
AOUTL- 1 2
C48 C48
3300PF/1000PF 3300PF/1000PF
2
R79 R79
4.7K/NC 4.7K/NC 1% 1%
AOUTL+ 1 2
R82 R82
5.1K/0R 5.1K/0R
C169 C169
R135 R135
AR
NC/10uF/16V NC/10uF/16V NC/10K NC/10K
R83 R83
4.7K/NC 4.7K/NC 1% 1%
AOUTR-
1 2
C66 C66
3300PF/1000PF 3300PF/1000PF
R87 R87
4.7K/NC 4.7K/NC 1% 1%
AOUTR+
3 1 2
R90 R90
5.1K/0R 5.1K/0R
1% 1%
SCL SCL
XP8 XP8
SDA SDA
SCL
1
SDA
2
3
AOMCLK
4
5 AOLRCK AOLRCK
6 AOLRCK C69 C69
AOBCK
7
8 AOSDATA0 0.1uF 0.1uF
AOSDATA1
9
AOSDATA2
10
11 AOSDATA3
MUTE
12
VCC
13
14
4
CON14 CON14
A
7-12
B
Main Board Circuit Diagram:Audio DAC
OP CIRCUIT
R77 R77
5.1K/30K 5.1K/30K 1% 1%
1 2
R78 R78
C59 C59
470R/5.1K 470R/5.1K 1% 1%
1 2 1 2
-12VA
C60 C60
560PF/100PF 560PF/100PF
SO8 SO8
NE5532D NE5532D
6
IN- 0.1uF 0.1uF
7 AOUTL
OUT
5
IN+
C61 C61
U6B U6B
R81 R81
+12VA
470R/0R 470R/0R 1% 1% 0.1uF 0.1uF
1 2
R97 R97
1% 1% 100R 100R
C62 C62
-12V
[2] -12V
470PF/NC 470PF/NC
CE18 CE18
100uF/16V 100uF/16V
R98 R98
100R 100R
+12V
[2,13] +12V
R85 R85
5.1K/30K 5.1K/30K 1% 1% CE17 CE17 + +
1 2
100uF/16V 100uF/16V
R86 R86
C63 C63
470R/5.1K 470R/5.1K 1% 1%
1 2 1 2
-12VA
560PF/100PF 560PF/100PF
SO8 SO8
NE5532D NE5532D
2
IN-
AOUTR
1
OUT
3
IN+
U6A U6A
R89 R89
470R/0R 470R/0R 1% 1%
1 2
+12VA
C64 C64
470PF/NC 470PF/NC
for inside and outside Audio DAC
AOMCLK AOMCLK
AOSDATA3 [5]
AOBCK AOBCK
AOSDATA2 [5]
AOSDATA0 AOSDATA0
AOSDATA1 [5]
AOSDATA0 [5]
AOSDATA1 AOSDATA1
AOLRCK [5]
AOSDATA2 AOSDATA2
AOBCK [5]
AOSDATA3 AOSDATA3
AOMCLK [5]
MUTE MUTE DAC_RST#
DAC_RST# [6]
MUTE1 MUTE1
B
C
OUTSIDE DAC
R1358 100R R1358 100R
+12V_P
R1359 100R R1359 100R CE603 CE603 + + C611 C611
10uF/10V 10uF/10V 0.1uF 0.1uF
U915 U915
1
[5] AOMCLK_R MCLK DZFL
2
[5] AOBCK_R
BICK DZFR
3
[5] AOSDATA4_R SDTI1 VDD
4
[5] AOLRCK_R LRCK VSS
DAC_RST# R1362 R1362 330R 330R 5
PDN AOUTL+
CSN
6
CSN AOUTL-
C613 C613 SCL 7
CCLK AOUTR+
0.01uF 0.01uF SDA
8
CDTI AOUTR-
AK4385ET AK4385ET
R501 R501 R502 R502
C501 C501
470R 470R 470R 470R
AOUTL
10uF/16V 10uF/16V R504 R504
R59 R59
100R 100R 100K 100K
-12VA
Q18 Q18
C67 C67
BT3904 BT3904
0.1uF 0.1uF
R507 R507
R62 R62 3.3K 3.3K
100R 100R MUTE_L Q17 Q17
+12VA BT3904 BT3904
C68 C68
0.1uF 0.1uF
R512 R512 R513 R513
C511 C511
470R 470R 470R 470R
AOUTR ROUT5
10uF/16V 10uF/16V
R514 R514
100K 100K
Q19 Q19
BT3904 BT3904
R516 R516
3.3K 3.3K
MUTE_R Q16 Q16
BT3904 BT3904
C
7-12
D
U914 U914
78L05 78L05
L859 L859 100uH 100uH
3 1
IN OUT
C625 C625 C628 C628
10uF 10uF 0.1uF 0.1uF
MUTE_1
16
15 MUTE_2
14
13
12 AOUTL+ C612 C612
AOUTL- 0.1uF 0.1uF
11
10 AOUTR+
AOUTR-
9
5V_STBY VCC_P
R1367 R1367 R1364 R1364
0R/NC 0R/NC 0R 0R
MUTE CIRCUIT
LOUT5
LOUT5 [9]
R1363 R1363
3.3K 3.3K
R508 R508
3.3K 3.3K
MUTE_L
R1365 R1365
4.7K 4.7K
D525 D525
R1368 R1368
[5,7] AMUTE
22K 22K
ROUT5 [9] 1N4148 1N4148
D526 D526
[7] A_MUTE_M
1N4148/NC 1N4148/NC
R517 R517
VCC_P
3.3K 3.3K
MUTE_R
R1384 R1384
MUTE_1 1K 1K
R1396 R1396
1K 1K
MUTE_2
D
BDT 2 / BDT 20 Service Manual
E
1
Q213 Q213
3906 3906
R1360 R1360
4.7K 4.7K
R1361 R1361 2
10K 10K
Q214 Q214
3906 3906
+ +
CE597 CE597
220U/16V 220U/16V
R1366 R1366
4.7K 4.7K
Q215 Q215
BT3904 BT3904
MUTE
D523 D523 D524 D524
1N4148 1N4148 1N4148 1N4148
3
Q218 Q218
3906 3906 MUTE_L
R1383 R1383
100K 100K
Q219 Q219
3906 3906 MUTE_R
R1391 R1391
100K 100K
4
E
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