Denon DN-X300 Service Manual page 34

SCHEMATIC DIAGRAMS (3/3)
1 2 3
JK851
R851
PLAY CONTROL1
1K
3
L
2
R
1 R852
G
1K
3 R853
L
2
1K
R
R854
1
G
JK852
1K C854 C853
PLAY CONTROL2
C860
C855 0.1
0.1
470P
C859 C856 470P IC101A
C858 C857
470P 3
470P 470P 470P
4580
PH1/LINE1 2
R105
R107
JK101A 191
R101
CH1
105K
C107
100 C109
100/16
L 3 R104
47K C105 SW101
.027
100P PH/AUX
1
C110
R103 C106
2 .027
100P
47K
R
R102 R108
CHASSIS
100 105K 9.1K
C113
R113
C108
100
100/16 100/25
IC101B
5
R106 4580
6
LINE2
191
R114
JK101B IC102A
R119
CH1 3 C114
1 100/25
470 15218
L 6 2
C101 C103
390P 22/16
4
15V
C102
R 5 C117
390P
0.1
R120
IC102B
5
CHASSIS 7 C104
20K
470
15218
6
22/16
-15V IC201A
3
4580
2
PH2/LINE3
R205
R201 191 R207
JK201A
100
CH1
105K
C207
C209
100/16
L 3
R203
C205
SW201
47K
100P .027
PH/AUX
1
C210
C206
2 R204 .027
100P
R 47K
R202 R208
CHASSIS
105K 9.1K
100
C213
R213
C208
100
100/16 100/25
IC201B
5
R206 4580
6
LINE4
191
R214
JK201B IC202A
R219
CH1 3 C214
1 100/25
R217 470 15218
L 6 2
20K C201 C203
390P
22/16
4
15V
C202
R 5 C217
390P
R218 0.1
20K 5 IC202B
7 C204
CHASSIS
R220
15218
6
22/16
470
-15V
IC901A
3
R903
1
470 R905 15218
JK901A 2
R907
10K
10K
L 3 R901
C901 C903
20K
1 390P
82P
C905
R902 15V
C902
2 0.1
20K
R 390P 5
IC901B
R904
7
15218
AUX IN 6
470
CHASSIS
-15V
R906
10K
R908
C904 10K
82P
Q901 R909
1K
C2878
JK901B C909
10/25
R913
C913
L 6
R911
2.7K
100K
4 470P
C914
R914 R912
R 5
100K
470P 2.7K
R910
C910
BOOTH OUT
CHASSIS
Q902 1K 10/25
C2878
R915
Q903 C911
JK901C
10/25
C2878 1K
C915
R919
R917
L 9
100K
2.7K
7 470P
Q904
R920
R918
R 8
100K
C916
2.7K
470P C2878
R916
C912
MASTER
CHASSIS
10/25
1K
4 5
OUTPUT PCB JACK PCB
D851
D855 5V
1N4002 1N4002
D853
D857
1N4002
1N4002
CN07
PC1A
R306
PC1B 3.6K
1
C321
2
JK302
3 470P
PC2A MIC FX
4
PC2B 3
L
4P 4
C852 D858 D856 D852 S
C851 2
R
D854
1 C322
G
0.1 1N4002
0.1 470P
1N4002 1N4002 1N4002
CHASSIS
1
C323
C115 100P
R301
R109
22/16 JK301
C324
3
9.1K
L 47K
2
C111 R
1 100P R302
R111 G
22K
.0082 MIC
47K
C112
CHASSIS
.0082 R112
22K
R110
Q951
CN01 TRANS. PCB C1740
15V W101
C116
PH1R SW01
1 1 JK951
PH1L 2 4 3
2 2 PH L
22/16 1L C1 C2 4
3 3 S
L2L 1 3 2
4 4 R
7 L2R LINE 1
5 5 G
1R INSEL.
RET L(MONO)
6 6
-15V
6P
CHASSIS
100 6P 1L
JK952
1G 3
L
1R 4
S
R115 2
R
1
22K
G
RET R
CHASSIS
R116
22K
Q952
C1740
JK953
3
L
4
S
1 2
R
1
G
SEND L(MONO)
C215
R209
22/16 CHASSIS
JK954
3
9.1K
L
4
C211 S
2
R
R211
1
.0082 22K G
SEND R
C212
R212
.0082 CN01 TRANS. PCB
CHASSIS
22K
W201
R210 Q957
PH2R SW01
1 1
C979 C2878
PH2L 2 4
2 2 PH
C216
15V 2L C1 C2 470P
JK955
3 3
22/16 L4L 1 3 3
4 4 L
L4R LINE 2
5 5 R
2R INSEL. 1
6 6 G
BAL. L
7 6P
6P 2L CHASSIS
-15V 2G C980
2R
470P
100
CN01A C981
1L
R215 JK956 470P
1
3
22K
2 L
1R 2
3 R
1G 1
4 G
R216
2L BAL. R
5
22K
6
2R CHASSIS
7
TO MIXER PCB
2G C982
8
MAL 470P
Q960
9
MAG 15V CN04 W04 15V
10 C2878
MAR
11 1 1
15V MUTE MUTE
12 2 2
15V PGND
13 3 3
14 4 4
PGND C18
15
NC
-15V 4P 4P -15V
HPG
1
-15V
C907
2
AIL -15V CHASSIS
3
/RST
4
22/16 MUTE
5
6
DGND
7
TO MIXER PCB
C908
8
AIR 5V Q02
9 Q01
AIL A124TS
10 C1815
22/16 AIR
11
15V R06
12
15K
AOL
13
AOG
Q03
14
ZD02
AOR
C1740
15
10V
R02
AOL MUTE D10
R01
2.2K
3.9K
R05 R03
100K 1SS132
ZD03
C17 C16
AOG 15B ZD01
22/16 220/35
2.7K 5.6V
-15V
D11
/RST -15V
D12
D09 IC03
1SS132
7805 1N4002
R04 1SS132
AOR 5V
100K
5V
O I
C14 C13
C15
1000/25
100/10
MAL DGND 0.1
C19
IC01
NC
7815
15V
C07
MAG 15V D03
O I
C09
C11
1N4002
100/25
HPG 0.1 1000/35
C10
C12 C08
MAR 1000/35
100/25
-15V 0.1
O I
D04
-15V
1N4002
IC02
NOTE: C05-08,C13 USE 105 DEG.C
7915
6 7
C306 MSEND
22/16 15V
C974
Q301 0.1
3 IC301A
C2878
R308
1 MRET
R309 2068
20K 2
C309
0.1
470
C307
R310
390P
R311 -15V
12K
4.3K
R312
C308
2.7K
68P
C303
C301 IC301B
100P
5
C305
7 MIC
2068
22/16 R303 6 4.7/50
1K
C302 C304
22P
R304 R305
100K
22/16 1K
15V IC951A
R951
3
C957
1 RETL
2.2M 15218
2
10/25
R959
R953 R955
20K R957
470 12K
4.3K C955
C977 C953 15V
68P
100P
390P C959
-15V
C954 0.1
5
390P IC951B
7
R956 15218
6
CN03
R954
R958
470
C978 MSEND
20K 4.3K
1
100P C958
RETR MRET
R960 2
10/25 SENDL
3
12K
C983 SENDR
C956
4
1500P
68P JDET RETL
TO MIXER PCB
5
RETR
6
JDET
R952 7
15V MIC
2.2M 8
MAL
Q953 R961 9
MAR
10
C2878 3.3K C963
SENDL
C975
470P 10P
22/16
R963 R965
1.5K
2.7K
R966
R964
1.5K
2.7K
C964
SENDR
C976
Q954 22/16
R962
470P C2878
3.3K
R983 C973
15V
75 0.1
C967 IC952A
47/16
R969
R985
3 MAL
R979
R975
IC952B
5 1
22K
2.7K 22K 2060
4.3K
7 2
2060
6
R980
R986
22K Q955
R973
R977
2.7K C968 C2878
22K
0 -15V
R967
R991
Q958
R971
R984 47/16 10K
C2878 C971
75 NC 2.7K
Q959
33P
Q956
C2878 R987 C969
R968
R992 C2878
IC952D
47/16
75 R989 10K
12
IC952C 2.7K
R981
10 14
2.7K 2060
22K
8 13 MAR
2060
9 R972
R990 R970
R982 NC
4.3K
R978 R974
22K
2.7K
22K R976 0
R988
C970 C972
75 22K
47/16
33P
C03
D07
1N4002 0.1
CN05
D08 1 1
1 C1
2 2
SW001
1N4002 3 3
2 C2 POWER
4 4
D05
4P
1N4002
C04
0.1
D06
AC ADAPTOR
1N4002 AC10V/0.75A X 2
CN06
C05
L01
C01
1000/25 1 1
NC
FB 2 2
3 3
D01
L02 4 4
1N4002
5 5
D02
FB 6 6
1N4002
L03 7 7
C02
8 8
NC
FB
C06
RJ45
1000/25
8 9 10
SCHEMATIC DIAGRAMS (3/3)
OUTPUT UNIT
JACK UNIT
TRANS UNIT
DN-X300
11
A
B
C
D
E
F
G
H
34