KE-61MR1 (K) 4-5
11
10
9
8
7
6
5
4
3
2
1
CN3001
+3.3V
GND
SPDIF
GND
+12V
SDA2
SCL2
SP-PROT
MUTE
RES
GND
RX1
XTO
XTI
SDA
SCL
PDN
MCKO2
BICK
SDTO
LRCK
INT1
S/PDIF RECEIVER
IC3001
+3.3V
IC3002
AUDIO PROCESSOR
MCLK_IN
SCLK
SDIN
LRCLK
RESET
PWM-AP_L
PWM-AM_L
PWM-AP_R
PWM-AM_R
VALID_L
MUTE
+12V
X3001
24.576MHz
AUDIO OUT
IC3004
PWM-AP
PWM-AM
PWM-BP
PWM-BM
RRESET
OUTPUTA
OUTPUTA
OUTPUTB
OUTPUTB
44
29
30
33
34
31
AND
IC3002
2B
1B
1A
2Y
Q3001
SW
Q3003-3005
SW
3.3V
Q3002
SW
5
2
1
27
26
25
24
37
1
17
19
18
7
35
34
29
28
23
38
1
2
16
15
14
Q3002
VCC REG.
F3003
F3001
F3002
GND
GND
GATE-DRIVE
AUDIO Vcc
AUDIO Vcc
CN3002
1
2
3
4
5
L3006
32
17
28
29
20
21
PVDDA2
PVDDB2
PVDDA1
PVDDA1
PVDDB1
PVDDB1
6
4
3
2
1
CN3003
L-
L+
R-
R+
26
27
22
23
TO G2 BOARD
CN1006
(AUDIO OUT)
K2
OUTPUTA
OUTPUTA
OUTPUTB
OUTPUTB
26
27
22
23
AUDIO AMP
IC3005
PWM-AP
PWM-AM
PWM-BP
PWM-BM
1
2
16
15
32
17
28
29
20
21
PVDDA2
PVDDB2
PVDDA1
PVDDA1
PVDDB1
PVDDB1
5
8
13
PVDDB1
TO P(2/2)BOARD
CN3201
B
E
L
R
SPEAKER
R1
(SIRCS, LED)
TIMER 2
TIMER 1
POWER
STBY
MUTE
SIRCS
STBY5V
CN701
GND
8
SAVING
9
GND
10
7
6
5
4
2
1
3
CN3202
TO P(2/2) BOARD
IC701
SIRCS
OUT
VCC
Q701-706
LED SW
STBY 5V
D701
POWER
D703
TIMER
D705
MUTE
C
R2
(LED)
GND
LOGO
STBY5V
CN751
NC
4
2
1
3
CN751
Q751-754
LED SW
D751
|
D754
D
TO P(2/2) BOARD
2
1
AC
AC
CN601
AC INLET
2
1
AC
AC
CN603
CN604
ST-BY 6V
POWER ON
3
2
1
GND
T601,602
LFT
T604
LFT
T603
D601
1
RELAY DRIVE
Q601
F601
RY601
IC601
DRIVER
VCC
DRAIN
SOURCE
SOURCE
FB
VDD
PH601
D603
4
5
7
8
2
1
3
5
4
4
3
K
A
IC602
REFERENCE VOLTAGE
D604
10
8
1
2
3
2
F
1(LINE FILTER)
TH601
TO G1 BOARD
CN2005
TO G2 BOARD
CN1005
H
I