GND LINE
POWER- LINE
POWER+ LINE
STBY POWER
Signal
distribution path
Digital In
USB/Core
MIC Route
(Easy-Setup mode)
SW Output
LINE_IN Playback AUX_IN Playback
(Common with LINE_IN is in the middle)
Digital Out
FUNCTION & VOLUME PART
CONNECT B'D
WPS SW
LED R/G/B
AUX
LINE
SW
_O
U
T
REAR LED B'D
IN
AUX1_IN_R
AUX1_IN_L
LINE_IN_R
LINE_IN_L
DAC2_IN_R
DAC2_IN_L
DAC1_IN_R
DAC1_IN_L
M
IC
_O
U
T
-1
M
IC
_O
U
T
-2
M
IC
_I
N
MIC_OUT
SW_OUT
PRE_OUT_R
PRE_OUT_L
-7.4V_VCC
+7.4V_VCC
VOL_CL
VOL_DATA
D_GND
A
D
C
1_
O
U
T
_R
A
D
C
1_
O
U
T
_L
A
U
X_
O
U
T
-R
A
U
X_
O
U
T
_L
PR
E_I
N
_L
PR
E_I
N
_R
SW
_I
N
A
D
C
2_I
N
_R
A
D
C
2_I
N
_L
AMP_IN
(OPTICAL)
(CORE)
GN
D
GN
D
GND
GN
D
GN
D
GN
D
(CORE)
IN
DGND
5V_LED_REAR
NET_LED_R
NET_LED_G
NET_LED_B
TO DIGITAL B'D
TRE1
BNF1
TRE2
BOUT1
BOUT2
BNF2
( FFC CABLE )
VCC
NO1
COM1
NC1
IN1
GND
IN2
NC2
COM2
NO2
RV2
RFO
*Function Table
ON
NO->COM
OFF
OFF
NC->COM
ON
H
IN
L
1
2
3
4
5
JK52
C
JJ
4N
034
Z
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
IC53
BD3473KS2
1
2
3
4
5
6
7
8
A
+
-
B
+
-
A
O
U
T
PU
T
A
-I
N
PU
T
A
+
IN
PU
T
V
-
B
+
IN
PU
T
B
-I
N
PU
T
B
O
U
T
PU
T
V
+
IC
55
A
Z4580
M
T
R
R517
470
R
56
5
27
K
R
51
5
27
K
R516
6.8K
1
2
3
4
5
6
7
8
A
+
-
B
+
-
A
O
U
T
PU
T
A
-I
N
PU
T
A
+
IN
PU
T
V
-
B
+
IN
PU
T
B
-I
N
PU
T
B
O
U
T
PU
T
V
+
IC
54
A
Z4580
M
T
R
R562
1K
R512
1K
R561
18K
R560
27K
R510
27K
C517
50V/1uF
C520
16V/22uF
R
55
7
100
K
R
50
7
100
K
C
55
4
50
V
/330
pF
C
50
4
50
V
/330
pF
R506
470
R556
470
R
50
2
100
K
R
55
2
100
K
C
50
1
50
V
/330
pF
C
55
1
50
V
/330
pF
R551
470
R501
470
C
56
0
10
/16
V
C
51
0
10
/16
V
C
54
7
1u
F
C
54
9
1u
F
C
58
7
1u
F
C
58
9
1u
F
1
2
3
JK56
CJJ4M046Z
Q512
KTC2875B
R531
3.3K
Q511
KTC2875B
R529
3.3K
C
52
7
50
V
/100
pF
C
52
6
N
C
R530
470
R528
470
R
52
7
47
K
C
59
6
50
V
/0
.1
uF
D
59
9
C
LZ
9Z
120
Z
D
59
7
C
LZ
9Z
120
Z
R
54
7
4.
7K
R
57
8
47
K
R
57
9
47
K
R
58
0
47
K
R582
1.1K
R581
620
L551
220R
L501
220R
L52
1
220
R
R
58
3
10
K
D
59
6
1SS
355
T
D
59
8
1SS
355
T
R546
470
C598
0
R548
0
R534
33
R533
33
C541
16V/470uF
C542
16V/470uF
C543
50V/0.1uF
C544
50V/0.1uF
C540
100pF
C539
100pF
C571
50V/4700pF
C521
50V/4700pF
C572
50V/0.1uF
C573 50V/0.1uF
C523 50V/0.1uF
C522
50V/0.1uF
R519
4.7K
R569
4.7K
S50
1
C
59
0
50
V
/0
.1
uF
R
53
8
33
K
Q514
2SA1576
R
53
7
4.
7K
R535
0
R
53
9
150
K
C
54
5
10
/16
V
R526
100K
R576 100K
R563
0
R518
15K
R568
12K
C528
100pF
D
51
5
1SS
35
5
C515
100pF
R
51
1
O
PE
N
R
50
5
47
K
L538
220R
L537
220R
L539
220R
L540
220R
L53
5
220
R
L53
6
220
R
C550
16V/22uF
C
58
6
10
/16
V
C
58
8
10
/16
V
R
52
3
100
K
R
52
4
100
K
R525
220
C
54
6
10
/16
V
C
54
8
10
/16
V
1
2
3
4
5
CK57
2
1
3
4
6
5
7
CN52
CJP07HJ282Z
21
20
19
18
17
16
15
13
14
12
11
9
10
8
7
5
6
4
3
1
2
22
23
24
25
26
27
CN53
1
2
3
4
5
6
7
8
9
10
11
CN54
C
56
1
10
/16
V
C
51
1
10
/16
V
C
51
3
10
/16
V
C508
16V/47uF
C558
16V/47uF
C507
16V/47uF
C557
16V/47uF
D
51
3
1N
4007
SR
D
51
4
1N
4007
SR
R
50
8
O
PE
N
R
55
8
O
PE
N
C505
16V/100uF RA3
C555
16V/100uF RA3
R
55
3
O
PE
N
R
50
3
O
PE
N
C552
16V/100uF RA3
C502
16V/100uF RA3
R
59
6
47
K
Q513
RT1N237C
1
2
3
4
7
8
9
10
6
5
IC56
TS5A22362DSGR
C
51
4
25
V
/2
.2
uF
C
56
4
25
V
/2
.2
uF
C534 0.1uF
C533
0.1uF
C532
0.1uF
C
53
1
0.
1u
F
C
53
0
0.
1u
F
R536
220
C529
100pF
C535 0.1uF
7
4
6
5
2
3
1
JK51
CJJ2D031Z
R
54
0
3.
3K
C
52
4
2200
pF
C
52
5
2200
pF
C
51
8
2200
pF
C
51
9
2200
pF
C
57
4
1000
pF
C
57
5
1000
pF
R
52
0
10
K
R541
0
R542
0
C
87
1
O
PE
N
C
87
2
O
PE
N
R543
0
C
87
3
O
PE
N
R545
0
C
87
4
O
PE
N
C861
100/10V KR3
C862
100/10V KR3
D
51
9
1SS
355
T
R585
OPEN
R584
0
C
59
1
0.
1u
F
+8V_A
-8V_A
+8V_A
-8V_A
+3.3V_E
+8V_A
-8V_A
DDD
D
A
M
P_
C
SD
D
A
M
P_
FA
U
LT
D
A
M
P_
C
LI
P
SP
_P
R
O
T
SP
_M
U
T
E
+5V_ST
PRE_OUT_R
PRE_OUT_L
PO
W
ER
_D
O
W
N
+
5V
_S
T
-8
V
_A
+
8V
_A
+
12
V
_D
+
3.
3V
_E
DIR1_ANALOG_ROUT
C
O
NN
EC
T
_W
PS
GND
GND
GND
GND
GN
D
GND
GND
GND
GND
AGND2
AGND2
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
PRE_OUT_L
GND
AGND2
MIC_OUT
DAC1_IN_R
DAC1_IN_L
DAC2_IN_L
DAC2_IN_R
LINE_IN_L
LINE_IN_R
AUX_IN_L
AUX_IN_R
SW_OUT
PRE_OUT_R
PRE_OUT_L
AUX_IN_L
N
ET
W
O
R
K
_R
N
ET
W
O
R
K
_G
N
ET
W
O
R
K
_B
+
8V
_A
-8
V
_A
PREOUT_MUTE
GND
GND
A
GN
D
2
BIAS_DETECT
AUX_DETECT
USB_EASY_SET_TX
USB_EASY_SET_TX2
GND
GND
+
3.
3V
_D
PRE_OUT_R
U
SB
_E
A
SY
_S
ET
_T
X2
U
SB
_E
A
SY
_S
ET
_T
X
B
IA
S_
D
ET
EC
T
A
U
X_
D
ET
EC
T
V
O
L_
D
A
V
O
L_
C
L
D
IR
1_
A
N
A
LO
G
_R
O
U
T
D
IR
1_
A
N
A
LO
G
_L
O
U
T
PREOUT_MUTE
D
A
C
1_I
N
_L
D
A
C
1_I
N
_R
D
A
C
2_I
N
_L
D
A
C
2_I
N
_R
MIC_OUT
AUX_IN_R
LINE_IN_L
LINE_IN_R
GND
VOL_CL
VOL_DA
+3.3V_E
GND
DIR1_ANALOG_LOUT
GND
GND
GND
R
EA
R
_L
ED
SW_OUT
REAR_LED
NETWORK_R
NETWORK_G
NETWORK_B
NET_STBY_ON/ENABLE_LEDS/ADC_BIAS
NET_STBY_ON/ENABLE_LEDS/ADC_BIAS
B5
B6
CN54
CK57
CN52
CN53
SCHEMATIC DIAGRAMS (5/8)
SCH05_FUNCTION & VOLUME (MAIN-1)
44
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
A
B
C
D
E
F
G
H
J
K
L
M
A
B
C
D
E
F
G
H
J
K
L
M
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
Summary of Contents for HEOS Amp HS2
Page 8: ...Personal notes 8...
Page 28: ...AUDIO CHECK PATH AUX IN LINE IN 28...
Page 29: ...OPT IN 29...
Page 30: ...This Phone Online music USB IN 30...
Page 31: ...EASY SETUP 31...
Page 34: ...Personal notes 34...
Page 49: ...Personal notes Personal notes 49...
Page 58: ...PCM9211 Pin Discriptions 58...