KE-MR50M2 (CH) 3-5
A
TO
JI BOARD
CN8504(2/2)
A37
A44
A46
B22
A11
B16
A13
A15
B14
B18
A49
A35
ATT_SW
MS_L_IN
MS_R_IN
CENTER_POL
LINE_MUTE
A_MUTE
HP_SW
O_A_MUTE
P_MUTE1
HP_MUTE1
MS AC DET
AC_RELAY
AUDIO R
AUDIO L
AUDIO L
AUDIO R
6
1
2
AINL
A/D CONVERTER
IC8601
SDTO
AINR
TO 1/2
3
10
5
MS_L
MS_R
IN8_L
22
23
IN8_R
IN1_L
8
7
IN4_R
R4
L4
IN2_R
IN2_L
CM_L2
CM_R1
IN3_R
4
20
IN3_L
R3
L3
IN7_L
19
14
IN5_R
L2
R1
ST_MONO
IN9_L
25
26
IN5_L
ROUT1
37
IN10_R
29
MT_R
MT_L
39
LOUT1
1
TO 1/2
28
IC8304
AUDIO SW1
IN10_L
IN7_R
IN4_L
MCK
LRCK
BCK
PDN
11
12
5
6
9
8
11
10
12
13
IC8602
SCL
BCKO
LRCKO
MCK
DATAI
IC8603
AUDIO PROCESSOR
LEVEL
SHIFT
SDA
5
6
6
5
PF_SCLK
PF_SDAT
Q8601
25
30
32
31
DATA0
X1
X0
RST
10
11
9
10
8
6
4
5
11
13
12
3
1
2
RESET
13
D5V-2
IC8606
1
2
AOUTL
PDN
AUDIO DAC
IC8605
DATA
BCK
LRCK
MCK
AOUTR
AUDIO PROCESSOR
IC8612
INA
INB
OUTA
OUTB
SCLK
SDAT
17
16
PF_SCLK
PF_SDAT
5
6
3
2
8
31
1
7
7
1
5
6
2
3
3
2
6
5
1
7
BUFFER
IC8608
IC8607
TO 1/2
4
R
L
J8302
Q8604
Q8605
2
TO 1/2
7
6
5
4
3
6
5
IC8616
3
2
15
14
13
12
11
1
7
Q8610
Q8609
35
33
LOUT2
ROUT2
FIX_L
FIX_R
IN6_L
IN6_R
16
17
1
2
3
SET9V
Q8320
BIAS
SW
IC8307
11
12
14
15
4
1
5
2
BIAS
Q8319
SET9V
SET9V
13
3
10
9
Q8321
6
5
7
IC8305(2/2)
L_MUTE
A_MUTE
HP_SW
O_A_MUTE
P_MUTE1
HP_MUTE1
IC8615
6
5
3
2
7
1
7
5
6
1
2
3
IC8617
7
6
1
MUTE SW
Q8613-Q8615
Q8607
Q8608,Q8611
SET9V
Q8726
D8725
D8720
D8719
D8718
P_MUTE1
A_MUTE
O_A_MUTE
L_MUTE
HP_MUTE1
Q8617
Q8618
Q8616
Q8612
IC8614
IC8618
Q8301
Q8302
FIX_L
FIX_R
IC8305(1/2)
T8301
11
1
IC8604
3
4
5
3
2
6
11
10
2
37
AUDIO L
AUDIO R
AUDIO L
AUDIO R
AUDIO L/R
2
1
ATT_SW
9V
CN8201
SET9V
L1
13
2
CM_R2
R2
CM_L1
IN9_R
IN1_R
SDA
SCL
32
31
13
4
10
IC8611
SET9V
Q8606
BIAS
2
SPDIF_TX
CN8003
VINL
VINR
SCL
SDA
DATAO
BCKO
WSO
RESET
IC8015
AUDIO ADC
17
18
PF_SCLK
PF_SDAT
RESET
Q8621
SET3.3V
5
DAUX
BICK
LRCK
XTI
XTO
SCL
SDA
TX1
PDN
30
29
X8009
12.288MHz
9
7
8
IC8018
DIGITAL AUDIO
TRANCEIVER
16
34
33
SDA
SCL
SET9V
Q8620
Q8619
LINE MUTE
D8617
HP L
HP R
HP_SW
INITIAL MUTE SWITCH
C(+)
C(-)
2
1
CENTER-
CN8302
10
9
7
4
3
2
1
FAN H/L
FAN ON/OFF
MS DET
FAN-ERR
AC RLY
P SW(-)
AC DET
CN8702
7
5
3
1
STBY5V
33V
A5V
D5V
CN8703
CN8704
SET11V
SET11V
REG SW
MS11V
1
2
5
6
3
SET9V
CN8705
AC DET
PSW
AC RLY
D5V-2
SET5V-3
TU33V
STBY5V
SET11V-2
SET9V
VCC
VOUT
VOUT
VOUT
VOUT
2.5V REG
IC8204
IC8203
3.3V REG
IC8202
DC/DC CONVERTER
6
1
1
SET3.3V-2
3.3VD
L8211
L8212
11
12
13
14
2
2
SET2.5V
MS3.3V
13
12
10
8
7
6
4
3
2
1
SDA
SCL
STBY 5V
P_ON
P_SW
KEY1
KEY2
UPD_LED
LOGO_LED
KEY_WAKE
CN9502
1
2
3
4
6
7
8
10
12
13
CN8701
STBY5V
LED_SCL
LED_SDA
13
12
11
10
9
7
6
5
4
3
2
FAN ON/OFF
FAN H/L
FAN_ERR
RESET_4114
AC_DET
KEY_WAKE
LOGO_LED
POWER_LED
KEY2
KEY1
P_ON
CN8005
POWER LED
PSW
POWER LED
AC DET
RESET_4114
TO
J1 BOARD
CN1804
4
2
1
KEY2
KEY1
KEY_WAKE
CN9501
1
2
3
S9500
STBY5V
IC9600
LED DECODER
SCL
SDA
DAC4
DAC3
DAC2
DAC1
DAC0
15
14
3
4
5
6
7
LED
DRIVER
DRIVER
LED
Q9502-9504
Q9600-9604
Q9606
D9600-9602
D9604,9605,9607
D9527
D9523
H1(2/2)
(KEY IN/LED)
1
3
KEY1
KEY_WAKE
CN9701
S9700,
S9702-9706
CN9700
H2
(KEY IN)
CN9800
KEY_WAKE
KEY1
3
1
S9800-9806
(KEY IN)
H3
VIDEO
AUDIO
VIDEO OUT
(VAR/FIX)
5
TO 1/2
WOOFER_MUTE
A(2/2)
(AUDIO PROCESSOR)
HP_SW
SET9V
Q8091,8092
RESET
31
RESET_4114
TO
ANT SW
Q8209
TO
G BOARD
CN6005
CN6003
G BOARD
TO
TO
G BOARD
CN6004
CN6002
G BOARD
TO
PF_SCLK
PF_SDAT
A
B
X8601
36MHz
28
26
24
CN1802
2
1
+
-
CN9900
SPM
CENTER
SPEAKER
J9900
B
C
D
E
G
F
TO
M(1/2)BOARD
CN3402
(2)
A(2/2), H1(2/2), H2, H3 and SPM Boards