Service manual
– 51 –
MD-X5H/CP-X5H
Figure 51 SCHEMATIC DIAGRAM (12/16)
7
8 9 10 11 12
4
344454647484950
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
76777879808182
8
3
786
5
4
321
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
1
2
3
4
5
6
7
8
9
10
11
1
2
3
4
5
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
1
2
3
4
5
6
7
8
9
10
11
12
13
14
9
10
11
12
8
7
65
4
3
21
CS
VDD
RS
VSS
TUNER MUTE
RESET
S-ID
LOAD
RLY
POWER
CCB-CL
CCB-DI
CCB-CE
CQCK
COIN
SQOUT
7677
SYN
DATA
CLK
CD-MUTE
CCB-DO
49 50
WRQ
DRF
RES
PU IN
S-MUTE
SL+
SL–
MD-IN
P-DOWN
L-MUTE
RWC
F-SELECT
MIC_MUTE
1G
B
1C3
1C2
1C1
1C0
1Y
GND
Vcc
2G
A
2C3
2C2
2C1
2C0
2Y
MIC
_
SW
DIG_IN_A
DIG_IN_B
JOG_A
JOG_B
FAN MOTOR
MD_A-GND
MD_A-GND
CCB_CL
CCB_DI
CCB_DO
CCB_CE
TUNER_MUTE
SD
VSM
+5V(BACK_UP)
MD_RCH
REC_RCH
MD_D_7.5/5V
REC_LCH
MD_A_7.5V
MD_LCH
MD_D_7.5/5V
AD_GND
MD_D_GND
MD_D_GND
MD_D_GND
MD_D_GND
LOAD_SW
RESET
KDATA
MD_ST
DSCK
SERCH
DSTB
DIG_IN_OPT
DIG_GND
DIG_+5V
D_GND
MDDATA
MDDATA1
LOAD_SW
RX_IN
KEY3
KEY2
KEY1
KEY0
RS
CS
CLK
DATA
D_GND
CD_L_OUT
CD_R_OUT
MD_RCH
MD_LCH
REC_LCH
REC_RCH
L_MUTE
AUX_B
AUX_A
S_MUTE
CD_A_GND
P-DOWN
RESET_SW
P_IN
VLOAD
MO_GND
POWER
MO_9V
CD_7V
MD_D_7.5/5V
MD_A_7.5V
D_+5.6V
D_GND
MD_D_GND
CD_GND
MD_A_GND
+5V
MD_AD_GND
DIG_IN_A
CS
DATA
CLK
SERCH
DSTB1
LOAD_SW1
TUNER_MUTE
CCB_CL
CCB_DI
CCB_DO
CCB_CE
DIG_IN_B
MD_ST
RESET
POWER
DIG_IN_A
DIG_IN_B
L_MUTE
S_MUTE
D_GND
DRF
RWC
WRQ
SQOUT
COIN
RES
CQCK
PU_IN
CD_MUTE
SL+
SL–
DIGIIN
DIG_GND
FW303
TO MAIN PWB
P41 9 - H
CNS904
TO POWER AMP. PWB
P42 5 - A
CNS903
P44 1 -E
TO POWER AMP. PWB
FW902
P47 12 - F
TO DISPLAY PWB
CN1902
P55 12 - G
TO MD MAIN PWB
TO MD MAIN PWB
CNP906
P52 1 - G
TO MAIN PWB
BI936B
TO CD SERVO SECTION
3
2
1
3
2
1
2
1
2
1
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
CNS1904
P55 11 - C
P49 12 - D
KB_+5V
IC904
74HC153F
INVERTER
UTER
4
5
DIG_IN_COAX
DIG_GND
R988 1K
R990 1K
R996 1K
R999 1K
R1034
10K
R1039
470K
R1037
10K
R1038
470K
Q903
2SC2412KR
C923
1
C924
1
C925
1
C926
470/6.3
C928
1000/6.3
L906
2.2mmH
L901
2.2mmH
L905
2.2mmH
C922
0.1
D902
1SS133
R1040
100
R1058
680
D903
1SS133
D91
1SS133
C927
220/10
C930
0.1
L904
2.2mmH
D905
1SS133
CNP303
C936
0.1
C937
1/50
R1044
82
R1033
10K
Q902
2SC2412KR
R1036
10K
SWITCHING
Q910
2SC2412KR
R1061
10K
R1063
470K
R1062
10K
CNP904
D904
1SS133
C933
0.022
R984
1K
R993 1K
R991 1K
C920
100P
C919
100P
R995 1K
R998 1K
R1004 1K
R1006 1K
R1009 1K
R1010 1K
R1011 1K
R1008 1K
R1022
22K
R1031 22K
R1030 22K
R1029 22K
R1028 22K
R1027 330K
R1025 22K
C921 0.022
R1026 22K
R1000 1K
R1002 1K
R1018 1K
R1014 1K
R1020 1K
R1019 1K
R1015 1K
R1021 1K
R1016 1K
R1001
1K
R1003 1K
R986 1K
R992 1K
R994 1K
CNS903
CNP902
CNP901
CNP908
BI906
CNS906
BI936A
0V
0V
0V
0V
0V
0V
0V
0V
0V
0V
0V
0V
0V
0V
0V
0V
0V
0V
0V
0V
0.3V
0.2V
4.8V
4.8V
4.8V
4.8V
4.8V
4.8V
4.8V
4.5V
4.5V
4.8V
4.7V
4.7V
4.7V
4.7V
4.8V
4.7V
4.7V
4.7V
4.7V
4.7V
0.2V
0.2V
4.7V
0V
0V
0V
0V
0V
0V
0V
0V
0V
0V
0V
0V
0V
0V
4.3V
2.4V
2.4V
4.8V
4.8V
4.8V
4.8V