Harman Kardon HD 990 - Page 52

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E E
D D
C C
B B
A A
Servo DC
Servo DC
Differential output stage
Differential output stage
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I/V conversion
5604C 1.8
HD 990 Main board
Harman/Kardon
Custom
210Friday, June 25, 2010
Title
Size Document Number Rev
Date: Sheet
of
drawn by
ANAGRAM Technologies SA
ZI Le Tr
䭳 i 6A
CH-1028 Pr
䭶 erenges
MUTE_1955
MOSI
DAC_SDATA_L
SCK
DAC_BITCLK
RST_1955#
DAC_MCLK_2
CS_1955_2#
DAC_LRCLK
DAC_SDATA_R
UNBAL_L
+12VA
+12VA
-12VA
-12VA
+12VA
+5VA+5V
+12VA
-12VA
-12VA
+12VA
-12VA
+12VA
-12VA
+12VA
+12VA
+5V
C10
100nF
+
CE4
47uF/25V
1 2
R18
330R
-
+
U1A
OP275GS
2
3
4 8
1
R35
47K
Q3
2SC2406
3 2
1
Q15
2SC2406
3 2
1
R10
56R
R14
47K
R36
2K2
C13
100nF
K1A
RELAY JRC-19F
4
6 8
FB11
100R
R6
2K2
R30
100R
B
C
E
Q1
2SA1035
2 3
1
B
C
E
Q4
2SA1035
2 3
1
Q11
2SC2406
3 2
1
C168
680pF
U3
AD1955
1 1510
28
18
17
11
12
21
8
9
2
3
4
27
25
26
24
6
7
5
23
20
22
19
16
14
13
DVDD
AVDDAGND
DGND
OUT L+
OUT L-
OUT R+
OUT R-
ZERO_L
DSD_RDATA
DSD_PHASE
LRCLK/EF_WCLK
BCLK/EF_BCLK
SDATA/EF_LDATA
MCK
CLATCH
CCLK
CDATA
DSD_SCLK
DSD_LDATA
EF_RDATA
RST
ZERO_R
MUTE
AGND
FILTB
IREF
FILTR
R13
330R
R20
47K
Q16
2SC2406
3 2
1
C1
100nF
R19
330R
C8
100nF
R4
680R
R31
56R
B
C
E
Q6
2SA1035
2 3
1
+
CE3
47uF/25V
1 2
B
C
E
Q2
2SA1035
2 3
1
R7
330R
FB12
100R
B
C
E
Q12
2SA1035
2 3
1
C167
100nF
Q8
2SC2406
3 2
1
C6
100nF
C14
100nF
B
C
E
Q10
2SA1035
2 3
1
+
CE60
100uF/10V
1 2
Q5
2SC2406
3 2
1
C15
100nF
R28
330R
R41
47K
R40
330R
+
CE59
100uF/10V
12
-
+
U4A
TL072
2
3
4 8
1
K1B
RELAY JRC-19F
13
9 11
R25
680R
C169
680pF
-
+
U1B
OP275GS
6
5
4 8
7
R34
330R
R12 510R
R3
15K
R29
2K7
R5
820R
R33 510R
R8
2K7
+
CE1
47uF/25V
1 2
R11
2K7
JP2
XLR male
1
3
2
G
B
C
E
Q9
2SA1035
2 3
1
C183
3.3nF
+
CE5
47uF/25V
1 2
C171
680pF
C170
2.2nF
R37
680R
C2
100nF
R32
2K7
JP1
AV2-8.4-1G
2
1
3
2
1
3
R1
330R
-
+
U2B
OP2134UA
6
5
4 8
7
Q7
2SC2406
3 2
1
-
+
U4B
TL072
6
5
4 8
7
C172
2.2nF
R15
2K2
R21
2K7
R24
15K
C184
3.3nF
C21
100nF
R39
330R
R16
680R
R38
47K
C173
100nF
R9
100R
R2
330R
R26
820R
R22
330R
C16
100nF
C9
100nF
B
C
E
Q14
2SA1035
2 3
1
+
CE2
47uF/25V
12
-
+
U2A
OP2134UA
2
3
4 8
1
R27
2K2
C11
100nF
R17
47K
C174
680pF
R23
330R
Q13
2SC2406
3 2
1
+
CE6
47uF/25V
12
HD 990 harman/kardon