Harman Kardon MAESTROKITCHEN MK100, Service Manual

Page: 25 / 47

5
5
4
4
3
3
2
2
1
1
D D
C C
B B
A A
CKM[2]
CKM[1]
CKM[0]
AVDD
CKM[1]
CKM[0]
CKM[2]
AVDD
AVDD
CAD0
CAD1
CAD1
CAD0
3V3_DSP
3V3_DSP
3V3_DSP
3V3_DSP
V_REF
V_REF
V_REF
V_REF
3V3_DSP
3V3_DSP
V_OPA V_REF
3V3 3V3_DSP
V_OPA
V_OPA
GND
GND GND
GND GND
GND
GND
GND
GND GND
GND GND GND
GND
GND GND
GND
GND
GND
GND
GND
5V_OUT
V_OPA
V_OPA
V_OPA
V_OPA
I2S_DATA
RESET_DSP
I2S_BCLK
AUXIN_R
AUXIN_L
I2C_SCL
I2C_SDA
I2S_LRCK
I2S_MCLK
AOUT1_L
AOUT1_R
AOUT2_L
AOUT2_R
5V_OUT
Title
Size Document Number Rev
Date: Sheet of of of
R41 DNP/0ohm R41 DNP/0ohm
C42
220pF/DNP
C42
220pF/DNP
C38
470pF/50V
C38
470pF/50V
R161 0ohm R161 0ohm
C26
470pF/50V C26
470pF/50V
L8 1K@100M L8 1K@100M 1 2
TP50 TP50
1
L7 1K@100M L7 1K@100M
1 2
C15
0.1uF/25V
C15
0.1uF/25V
C43
470pF/50V
C43
470pF/50V
R31 DNP/0ohm R31 DNP/0ohm
C12
0.1uf/50V 0603 C12
0.1uf/50V 0603
R49
10K R49
10K
C18
0.1uF/25V
C18
0.1uF/25V
TP48 TP48
1
R159 0ohm R159 0ohm
U5-2 MC33078 U5-2 MC33078
-
6
+
5
Out
7
V+
8
V-
4
R35 10K R35 10K
R52
DNP/10K
R52
DNP/10K
TP44 TP44
1
R30 10K R30 10K
C23 2.2uF/25V C23 2.2uF/25V
C16
220pF/DNP
C16
220pF/DNP
C28 2.2uF/25V C28 2.2uF/25V
C41
DNP/15pF/16V
C41
DNP/15pF/16V
R53
DNP/10K
R53
DNP/10K
TP6 TP6
1
L2 1K@100M L2 1K@100M 1 2
R18 10K R18 10K
TP45 TP45
1
U3-1 MC33078 U3-1 MC33078
-
2
+
3
Out
1
V+
8
V-
4
C31
0.1uF/25V
C31
0.1uF/25V
L9 1K@100M L9 1K@100M
1 2
R42
10K
R42
10K
C19
470pF/50V C19
470pF/50V
C25
220pF/DNP
C25
220pF/DNP
U4
AK7742EQ
U4
AK7742EQ
AIN3_L
1
AIN2_R
2
AIN2_L
3
AVDD
4
VSS1
5
LFLT
6
TEST1
7
CKM[2]
8
DVDD
9
VSS2
10
XTI
11
XTO
12
SDOUT1
13
SDIN1/JX1
14
SDIN2/JX0
15
CKM[1]
16
CKM[0]
17
nIRST
18
I2CSEL
19
DVDD
20
VSS2
21
LRCK
22
BICK
23
CLKO/SDOUT3
24
SO/RDY/GPO/SDOUT2
25
SDA
26
SCL
27
CAD0
28
CAD1
29
VSS1
30
AVDRV
31
AVDD
32
AOUT2_RN
33
AOUT2_RP
34
AOUT2_LN
35
AOUT2_LP
36
AOUT1_RN
37
AOUT1_RP
38
AOUT1_LN
39
AOUT1_LP
40
VSS1
41
VCOM
42
AVDD
43
AIN1_RN
44
AIN1_RP
45
AIN1_LN
46
AIN1_LP
47
AIN3_R
48
R156 0ohm R156 0ohm
R36 10K R36 10K
L1 1K@100M L1 1K@100M
1 2
R22 0ohm R22 0ohm
C20 2.2uF/25V C20 2.2uF/25V
R27 10K R27 10K
R90 DNP/0ohm R90 DNP/0ohm
C37
220pF/DNP
C37
220pF/DNP
R46
10K
R46
10K
R29 10K R29 10K
R19
10K R19
10K
R24 DNP/0ohm R24 DNP/0ohm
R43 10K R43 10K
L4 1K@100M L4 1K@100M
1 2
R34
10K
R34
10K
R154 DNP/0ohm R154 DNP/0ohm
R47
10K
R47
10K
U3-2 MC33078 U3-2 MC33078
-
6
+
5
Out
7
V+
8
V-
4
C24 2.2uF/25V C24 2.2uF/25V
C34 1uf/25V 0603 C34 1uf/25V 0603
R76 DNP/0ohm R76 DNP/0ohm
C29 2.2uF/25V C29 2.2uF/25V
R21
10 ohm
R21
10 ohm
R44 0ohm R44 0ohm
R23
10K
R23
10K
R55
DNP/10K
R55
DNP/10K
C32 470pF/50V C32 470pF/50V
TP5 TP5
1
C131
0.1uf/50V 0603 C131
0.1uf/50V 0603
C21 470pF/50V C21 470pF/50V
R160 0ohm R160 0ohm
R37 10K R37 10K
R45
10K R45
10K
R51
@10K
R51
@10K
C39 470pF/50V C39 470pF/50V
C17
10UF/16V
C17
10UF/16V
C13
1nF/100V C13
1nF/100V
L6 1K@100M L6 1K@100M 1 2
C40
DNP/15pF/16V
C40
DNP/15pF/16V
C36
0.1uF/25V C36
0.1uF/25V
R16
10 ohm
R16
10 ohm
C44
0.1uF/25V
C44
0.1uF/25V
R26 DNP/0ohm R26 DNP/0ohm
R40 0ohm R40 0ohm
R158 0ohm R158 0ohm
X1
DNP/12.-30ppm CL=30pF X1
DNP/12.-30ppm CL=30pF
1
4 2
3
TP43 TP43
1
TP49 TP49
1
L3 1K@100M L3 1K@100M 1 2
C33 0.1uF/25V C33 0.1uF/25V
C30 2.2uF/25V C30 2.2uF/25V
R54
DNP/10K
R54
DNP/10K
R157 0ohm R157 0ohm
U5-1 MC33078 U5-1 MC33078
-
2
+
3
Out
1
V+
8
V-
4
R20 0ohm R20 0ohm
R38 10K R38 10K
L5 1K@100M L5 1K@100M
1 2
C14
10UF/16V
C14
10UF/16V
C35 12nF/16V C35 12nF/16V
R155 0ohm R155 0ohm
C22 2.2uF/25V C22 2.2uF/25V
R162 0ohm R162 0ohm
C130
1nF/100V C130
1nF/100V
C27 2.2uF/25V C27 2.2uF/25V
R32 10K R32 10K
R33 0ohm R33 0ohm
R25 10K R25 10K
R39 10K R39 10K
C11
10UF/25V
C11
10UF/25V
R17 10K R17 10K
C10 470pF/50V C10 470pF/50V
R28 DNP/0ohm R28 DNP/0ohm
R48
10K
R48
10K
L10 1K@100M L10 1K@100M
1 2
TP7 TP7
1
R50
10K R50
10K
Harman Kardon
MK 100 Service Manual
Page 25 of 47