KE-MR61M2 (CH) 3-2
CN3001
1
3
5
6
7
8
9
10
+3.3V
SPDIF
+12V
SDA2
SCL2
SP-PROT
MUTE
RES
B
DEM BOARD
CN3301
TO
+3.3V
+12V
IC3001
DIGITAL AUDIO
RECEIVER
RX1
SDA
SCL
PDN
44
33
34
MCKO2
BICK
SDTO
LRCK
27
26
25
24
31
MCLK_IN
SCLK
SDIN
LRCLK
RESET
MUTE
29
30
PROCESSOR
AUDIO PWM
IC3003
PWM_AP_L
PWM_AM_L
VALID_L
PWM_AP_R
PWM_AM_R
VALID_R
1
17
19
18
7
38
X3001
24.576MHz
INT1
+3.3V
37
10
9
8
2
1
3
11
13
12
4
5
IC3002 SP PROTECT CONTROL
Q3001
Q3002
Q3003-Q3005
OVER OUTPUT
DETECT
PWM_AP
PWM_BM
PWM_AM
PWM_BP
RESET
PVDDA2
PVDDB2
PVDDA1
PVDDA1
PVDDB1
PVDDB1
1
15
2
16
14
35
34
23
29
28
9
32
17
28
29
20
21
5
SHOTDOWN
IC3004
AUDIO OUT
OUTPUTA
OUTPUTA
OUTPUTB
OUTPUTB
4
3
2
1
CN3003
L+
L-
R+
R-
1
2
3
4
CN7002
26
27
22
23
L3004
L3005
23
22
27
26
OUTPUTB
OUTPUTB
OUTPUTA
OUTPUTA
AUDIO OUT
IC3005
21
20
29
28
17
32
14
16
2
15
1
PVDDB1
PVDDB1
PVDDA1
PVDDA1
PVDDB2
PVDDA2
RESET
PWM_BP
PWM_AM
PWM_BM
PWM_AP
SHOTDOWN
5
4
3
AUDIO_VCC
AUDIO_VCC
GATE-DRIVE
CN3002
TO
CN1006
G2 BOARD
E
Q3017
VCC REG
5
F3002
F3003
F3005
F3006
+12V
RY7001
RY7002
+12V
4
3
2
1
R+
R-
L-
L+
CN7004
+R
-R
-L
+L
1
12V
CN7001
+12V
G
G1 BOARD
CN2004
TO
CN7005
L
R
SPEAKER
K3
(SP RELAY)
K2
(AUDIO OUTPUT)
L3008
6
D3015
(2)
K2 and K3 Boards