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K
L
M
N
O
P
Q
R
S
T
1
2
3
4
5
6
7
29
96
R93
R81
22K
R61
R53
R54 22K
C53 0.01
10u10
220u16
C56 100u6.3
+
C55
+
C54
22K
R52
100
R51
+
220u10
C58
+
Q14,17
1K
100K
R77
Q26
Q11,12
R73
0.01
C71
R76 47K
C72
0.022
+
C73 1u50
560 1W
1K
R80
1/2W
Q28,31
R82 4.7K
3.3u25
C76
R83 4.7K
R84
R86
∗
W1
R174 2.2K
DIMMER
ILLUMI G
ILL+B
L C
E
L
D
ATA
S
RST
1
2
4
5
3
6
7
470
1K
R180 4.7K
R181 470
R183 470
REMO
NC
NC
D GND
PA
N
5
V
SW2
D OUT
10
8
9
11
12
13
22
21
MOSW
MUTE L
MS CLK
MUTE R
SW1
MS DA
SW 5V
BU 5V
D GND
M ST
OP
AUDIO +B
M RST
GND
Rch
Lch
LO/EJ
SER
VO
SER
VO
SW3
4
12
20
19
18
17
15
14
13
16
11
10
9
7
6
5
8
4
3
3
2
1
99
65
98
97
17
47K
R182
91
93
11
R89
5.6K
R91
18K
22K
R90
Q27,29,30,32
1/2W
C78
0.01
1
2
3
4
100K
R94
0.068
C74
+
0.1u50
R79 1K
R88
12K
1000P
+
C75
R87
12K
0.01
C79
14
13
12
R92
C80
47K
0.01
3.3K
1/2W
5
6
7
10
9
8
31
61
53
19
90
20
58
57
60
63
1
2
4
R258 470
9
100
AM+B
FM+B
AFS
PLL-DATA
EVDD
EVSS
1
2
3
4
5
6
7
8
CH-CLK
99
98
97
BU-DET
P-MUTE
P-STBY
IC2-CLK
CH-RST
IC2-SDA
BEEP
CH-MUTE
CH-CON
DIMMER-CON
TEST
10
12
13
14
REMO
CH-REQH
11
15
16
17
18
19
20
22
23
21
MUTE
DIMMER
25
24
26
SW5V
27
-CON
28
P-CON
ANT
-CON
29
FR
RR
FL
RL
TH1
FRA
RRA
FRB
RRB
C15
0.22u50
C13
0.22u50
10K
R19
10K
R21
15
TA
B
OUT2-
OUT2+
OUT1-
OUT1+
IN1
SGND
1
3
5
9
11
13
7
OUT4+
OUT4-
OUT3+
OUT3-
IN3
17
19
21
23
C14
0.22u50
0.22u50
C16
RLA
10K
R22
10K
R20
FLA
RLB
FLB
RRA
FRA
RRB
FRB
RLB
FLA
FLB
RLA
560
R71
10K
R74 10K
R78
1K
Q25
10
REAR Lch-
FRONT
Lch+
REAR Lch+
FRONT
Lch-
8
7
9
FRONT
Rch-
REAR Rch-
FRONT
Rch+
REAR Rch+
ACC
PHONE
P-CON
EXT
CONT
P-ANT
GND
ILLUM
3
2
6
5
4
13
11
12
14
15
1
16
95
NC
94
92
93
CD-SW1
CD-SW2
NC (GND)
90
91
89
R-CLK
CH-REQC
NC (GND)
87
88
XT2
31
30
P-ON
33
32
XT1
RESET
X2
35
REGC
34
36
CLKOUT
VSS
37
X1
39
VDD
38
40
79
83
86
84
85
R-QUAL
IFC-OUT
R-DA
T
A
81
82
80
S-METER
SR
T
-SW1
NOISE
77
78
76
SR
T
-SW2
NC (GND)
NC (GND)
PHONE
AVREF
AVSS
46
SER
V
O+B
43
41
42
TYPE0
44
TYPE1
45
TYPE3
TYPE2
ILL-ON
M-MUTER
M-MUTEL
NC
CD-SW3
NC
MOSW
LO/EJ
L-CE
M-RST
BVSS
BVDD
NC
IC2TYPE1
47
IC2TYPE0
48
NC
50
NC
49
72
75
74
73
71
70
69
68
67
66
65
64
63
62
61
60
59
58
57
56
55
54
53
52
51
R72
GND
+B
F1 10A
NC
NC
PRE-MUTE
ACC-DET
NC
NC
M-STOP
AVDD
AVCONT
CH-DA
T
A
H
CH-DA
T
A
C
PA
N
5
V
27
L1
28
24
25
VDD
GND
22K
26
52
R259 470
PLL-CLK
5
R262 4.7K
R261 4.7K
30
30
20
R246 47K
19
21
12
11
14
R253 470
R252 470
R264 4.7K
R263 4.7K
21
R245 100K
C204 22P
C205 27P
C206 1
32.768kHz
X2
20.0MHz
X1
10K
R282
∗
R272 100K
∗
R271 100K
∗
R270 100K
∗
R269 100K
∗
R267 100K
∗
R268 100K
R273 100K
R275 100K
R215
470
93
97
100
99
96
95
94
R219 2.2K
R220 2.2K
R223 100K
R224 100K
R225 1K
R232
100K
R130
R129 100K
∗
R241 100K
∗
R242 100K
∗
R237 100K
R226 2.2K
C21
1
1000P
R236 2.2K
R227 1K
R228 1K
R229 100K
R214 100K
NC
NC
NC
NC
R210 2.2K
R209 1K
R208 1K
R207 1K
R206 1K
R204 1K
65
74
57
60
58
61
63
53
4.7K
R178
90
91
77
79
78
88
87
83
82
81
80
C83 0.047
74
25
2.2
R65
52
R243
3
R260 1K
26
2.2K
10
L C
L
K
L
D
ATA
L
C77
R55
220
22K
27
C51 2200P
C52 3300u16
+
28
29
C84 0.047
C86 0.047
C85 0.047
25
DO
C87 0.047
C88 0.047
C89 0.047
C90 0.047
R254 2.2K
R255
2.2M
9
100K
R171
470
R194
0.01
C157
R173 100K
R193
470
0.01
R172 100K
C156
100
24
R103
10K
19
23
R102
100
C92 22u16
+
C91 0.47u50
R101 10K
0.1
C95
R105 47K
R106 1.5K
9
20
+
C94 1u50
R108 6.2K
13
R184 1K
R187 1K
R175
R177
R176 1M
0.01
C151
NC
2.2K
15
16
∗
R233 2.2K
R230
98
R231
470
100K
100K
R239
∗
R234 2.2K
∗
R235 2.2K
100K
∗
R213
10
17
23
100K
R281
R247 1K
L-DA
T
AS
L-CLK
470
L-DA
T
A
L
KEY
-REQ
NC
∗
R266 100K
0.01
C201
31
1
2
4
3
EXT
-AMP
C203 1
R202
100K
47u6.3
+
C202
24
PGND
MUTE
22
VCC
20
2
PGND
4
ST
-BY
VCC
6
8
PGND
10
RIP
IN2
12
14
IN4
16
AUX IN
PGND
18
VIN VREF
GND
24K
R58
R56
15K
4.3K
R57
1
C57
1
2
3
4
5
OUTPUT
VIN
GND
FEED
ON/OFF
BACK
OUT
VIN
1
3
2
GND
C67 10u16
+
+
C68 100u10
+
C69 100u16
C61 56u25
+
C62 56u25
+
+
C64 56u25
C63 56u25
+
R60
NC
C66 100u16
+
47K
R64
40
C65
2200P
1K
R63 5.1K
220uH
L13
4.7uH
L14
+
∗
R265 100K
L12
40
C96 2200P
IC10,Q15
Q17
IC12
Q21,22
22K
22K
47K
47K
47K
10K
47K
10K
22K
22K
47K
2.2K
22K
22K
22K
22K
22K
22K
22K
22K
47K
47K
47K
47K
D2
SW5V
Q14
SW14V
Q20
Q15
D3
B.U.5V
Q11
Q12
Q13
DETECT SW
SMALL LAMP
Q16
Q22
Q21
Q26
Q28
P-ANT SW
D13
Q31
D15
D16
Q32
CN6
CN5
Q19
5V SW
Q55
SW
DETECT
ACC
Q27
P-CON SW
Q33
CIRCUIT
Q34
MUTE
LOGIC
Q30
Q29
D17
D18
D24
POWER AMP
Q25
EXT.AMP
CON.SW
J1
MI-COM
D1
1
D12
D6
to CD MECHA. (X32- )
SP OUT/DC IN
D14
Q56
∗
B
∗
D
∗
A
D1
D23
D22
D21
D25
D26
D27
D28
PAN
D31
D34
D30
D33
B.U. DETECT SW
D32
Q7
D71
D5
D4
Q17
MUTE
DRIVE
A8V
AVR
SERVO+B AVR
SERVO+B SW
SW5V AVR
ILL+B AVR
ILL+B
SW
RESET IC
IC3
IC4
IC1
(X25-880X-XX)
IC8
IC10
IC11
IC12
0V
0V/5.0V
0V
5.0V
5V
0V
5.0V
0V
5.0V
1.7V
7.4V
7.4V
7.4V
7.4V
0V
1.7V
7.4V
7.4V
7.4V
7.4V
5.0V
0V
0V
5V
0V
0V
5V
0V
0-5.0V
0V
0V
5V
0V
3.5V
0V
5.0V
0V
5V
5V
0V
0V
5V
0V
5V
0V
5V
0V
5V
0V
5V
0V
5V
0V
5V
0V
5V
0V
5V
0V
0V
5V
5V
0V
0V
5V
0V
5V
5V
0V
5V
0V
1.6V
0V
0V
5V
0V
5V
0V
5V
0V
5V
0V
5.0V
5.3V
14.4V
14.4V
0V
8.8V
1.7V
1.7V
1.7V
0V
0V
0V
15.1’V
0V
4.9V
6.8V
5.0V
0V
0V
1.32V
14.4V
0V
1.26V
13.6V
0/5.0V
5V
0V
5V
0V
5V
0V
0V
5V
5V
0V
5V
0V
0V
5V
0V
4.3V
0V
5V
0V
5V
5V
0V
5V
0V
0V
5V
5V
0V
0V
5V
5V
0V
0V
5V
0V
0V
5V
0V
2.5/5.0V
0/5.0V
5V
0V
0V
5V
5V
0V
3.8V
5V
0V
0V
5V
14.4V
5.0V
8.1V
7.6V
13.7V
10.5V
5.0V
8.1V
7.6V
10.5V
5.0V
CAUTION
: For continued safety, replace safety critical components only with manufacturer's recommended parts (refer to parts list).
Indicates safety critical components. To reduce the risk of electric shock, leakage-current or resistance measurements shall be carried
out (exposed parts are acceptably insulated from the supply circuit) before the appliance is returned to the customer.
• DC voltages are as measured with a high impedance voltmeter. Values may vary slightly due to variations between individual
instruments or/and units.
!