Audio Codec - Harman Kardon HS 650/230 Service Manual

harman/kardon
ADATA3
CLOCK/SCL
DATA/SDA
RESET_N
R385
AMCLK
SPDIF_IN
A+5V
C326
47p
FB307
50R
DVDD
U301
AK4683EQ
R339
10K
R393
16
SDTOA
0R
15
BICKA
14
ILRCKA
13
OLRCKA
12
ADATA_IN
SDTOB
11
ASCLK BICKB
10
ALRCK
LRCKB
9
CDTO
8
DAC_MUTE
VOUT
7
INT
6
RX3
5
RX2
4
RX1
3
I2C
2
RX0
R382 5.1R
1
A+5V PVDD
R351, clock jitter,
import, keep away
from digital
signals.
R351
12K 1%
MUTE_HP
MUTE_LR
SCART_IN_L
SCART_IN_R
R360 47k
TUNER_IN_L
R359 47k
TUNER_IN_R
CE342 10UF/16V R358 47k
1 2
IPOD_IN_L
CE341 10UF/16V R357 47k
1 2
IPOD_IN_R
CE340 R331 47k
1 2
MIC_IN
10UF/16V R344 47k
COAXIAL_OUT
0R
CE316
10UF/10V
A+5V
33
HVDD
34
HVSS
35
HPR
36
HPL
C327 105
37
MUTET
38
LOUT2
39
ROUT2
40
LOUT1
41
ROUT1
CE315 2.2UF/10V
42 1 2
VCOM
43
AVDD2
C315 104
44
AVSS2
45
LISEL
R355 18K
46
LOPIN
47
ROPIN
R354 18K
48
RISEL
Max input level≈2.8V.
A+5V
74HCU04
COAX_IN_1
U303C
74HCU04
6 5
U303D
74HCU04 74HCU04
COAX_IN_2
8 9
OPTICAL_IN_1
OPTICAL_IN_2
COAXIAL_OUT
close to DVDD close to HVDD close to AVDD2
DVDD A+5V A+5V
C316 C324 CE322 CE343 CE318
+ + +
100UF/10V 470UF/10V
104 104 10UF/10V
CE311 220UF/16V
1 2
CE309 220UF/16V
1 2
R319
1.78k 1%
VOUTL
C305 0805 102 NPO
1 2
CE302
47UF/16V R322
10K R323
4.75K 1%
R326
7.50k 1%
R329
1.78k 1%
VOUTR
1 2
C307
CE307 0805 680p NPO
47UF/16V R330
10K R332
7.50k 1%
C311
0805 680p NPO
C310
0805 102 NPO
R336
4.75K 1%
R347 47k CE306 10UF/16V
1 2
R350 47k CE308 10UF/16V
1 2
R345 47k CE304 10UF/16V
1 2
R346 47k CE305 10UF/16V
1 2
U303B U303A R379
74HCU04 560R
4 3 2 1
C319
R380 2.2K 103
R381 47K
R349
DVDD 100K R378
75R
U303F U303E 3R003
74HCU04 560R
12 13 10 11
C356
3R004 2.2K 103
3R005 47K
3R006 R340
100K 75R
2 1
R341 C317 R342 R343 FB306
220R 100p 150R 110R 50R
close to AVDD1
A+5V D-12V
A+5V D-12V
C320 CE320 C322 CE313 C312
+ +
10UF/10V
104 104 47UF/25V 104
C C
R334 R335 Q306 Q307
4.7K 4.7K
10K 10K DTC343TK DTC343TK
B E B E
R320
CE303 680R
1 2
C306 0805 100p NPO
47UF/16V
R324 4.75k 1% R325 C
10K Q308
4.7K
DTC343TK
U302A B E
NJM2068M R327
680R
2
1
3
C
Q309
4.7K
D+12V
CE310 DTC343TK
U302B
1 2 B E
NJM2068M
47UF/16V
5
+
R333
7
10K
6
-
D-12V
R337 4.75k 1%
C314 0805 100p NPO
C325
103
COAXIAL_INPUT_2
ESD306
A+5V
C357
COAXIAL_INPUT_1 103
ESD312
C358
104
COAXIAL_OUTPUT
C318
Title
100p
Size
A3
Date:
HS 350/650DL Service Manual
D+12V
D+12V
CE314 C313
+
47UF/25V 104
HP_R
HP_L
Analog audio output & input
Red White
Red White
JP303 Red White
AV8-8.4-13/PB
Orange Orange
R321 TV_IN_R
11
330R
TV_IN_L
12
R_IN_1
8
L_IN_1
9
DOWNMIX_R
5
R328
330R DOWNMIX_L
6
2
3
UP
DOWN
GND
JP306
AV1-8.4-6G
SIG
2
GND
1
TOP VIEW
Orange RCA for coaxial output
jack.
JP305
VSR5G
3
OUT
A+5V
2
GND
1
VCC
R352
4.7K
JP304
VSR5G
C328
3
OUT
104
2
GND
R348
1
VCC
4.7K

Audio Codec

080402
Document Number Rev
5113C 1.6
Wednesday, April 02, 2008 Sheet 16 of 30
Page 71 of 89