Denon DN-X300 Service Manual page 33

SCHEMATIC DIAGRAMS (2/3)
1 2 3
C509 15V
0.1
C505
2.2/50
IC502A
3
C501
CU1L
15V
0.1 15218
2
R505
47K
IC501A
3
-15V
1
R506
15218
2
47K
C506
IC502B
5
CU1R
15218
R501
R503 2.2/50 6
RETL
30K
30K
C503
27P
C510
0.1
C507
15V
2.2/50
IC501B IC503A
5 3
CU2L
7
R502 15218 15218
6 2
RETR R507
30K
47K
C504
-15V
27P
R508
R504
47K
30K C508
IC503B
5
CU2R
15218
2.2/50
6
IC111
C187
2180C 15V
0.1
5 IC110B
C181
R185
15218
6
CU1L
10/25 20K
-15V
15V R189
20K
C183
C185
C193
0.1 22P
C184
220P
3 IC110A
C182 0.1
R186
15218
2
CU1R
-15V
10/25 20K
R190
20K
C186
22P
IC112
2180C
C453
IC451B
0.33 5
15V C455 7
15218
6
0.1
R451 R453
3 IC451A
R455 R457
C1
1
18K 15218
18K
R449 2
82K.1%
10K.1%
100K
C457
C451 0.33
0.22/50 NP -15V
5V
C452
IC452B
C456
0.22/50 NP 15V 5
0.1
R450 7
15218
100K 6
R454
R452
IC452A
3 R456
R458
C2
1
18K 15218
18K
2
10K,1%
82K,1%
C454
C458
0.33
0.33
-15V
IC211
2180C
C287
15V
0.1
5 IC210B
C281 15218N
R285
6
CU2L
20K
10/25
-15V
15V R289
20K
C285
22P
C293
0.1
220P IC210A
C282 3
0.1 1
10/25
R286 15218N
2
CU2R
-15V
20K
R290
20K
C286
22P
IC212
2180C
4 5
TO MIXER PCB
FFC01A 11P
P
R509
10K
C502
1 15V
0.1
IC504A
R513
3
1
33K
15218
2
R515
33K -15V
7
R510
R519
10K R517
10K
10K C511
68P
P
R514 IC504B
1 5
R511
7
10K 33K
15218
6
R516
C512
33K
68P
R518
R512
10K
10K
R520
7
10K
FFC03A
5V BPS1R
15
7 BPS2R
14
BPS1L
13
15V BPS2L
IC113
12
ADG212A
Q101 15V 11
A124ES -15V 10
9
TO MIXER PCB
5V 8
P
/FX1ON D5V 7
CH REV
6
/RST 5
CU2L 4
R192
CU2R 3
10K
1 -15V
JDET 2
FX2SW
1
15P
15V
C401
0.1
3 IC401A
1
15218 SENDL
2
R193
10K
-15V
R401
10K
R293
10K
C403
82P
IC401B
5
7
15218 SENDR P
R194
6 FADER START PCB
10K
R402
10K
R294
SW801
CH1 FS
C404
10K
82P
D801
CH1 REV.
R813
Q201
560
5V A124ES
R292
10K
7 15V
IC213
SW805 SW806
ADG212A 1 VR801
C1 2
2
10KB
CF REV.
CH1 REV.
/FX2ON
REVERSE PCB
-15V
6 7
R805
W07 R806
220
PC1A 220
1
PC1B
2
TO OUTPUT PCB
PC2A
3
PC2B
4
R807
220
FFC02A
FX1 SW
10
LED FX1
9
DGND
8
LED FX2
7
6 CU1R R809 220
TO MIXER PCB
5 CU1L /FX1ON
D
4 SENDL /FX2ON
LEDFX1
3 SENDR
LEDFX2
2 RETL
FX1SW
1 RETR
FX2SW
10P CH REV
VR01B W801A CN801
VR01A
1 1
2 5
2 2
3 3
CH1 FADER
4 4
50KB(LINEAR) 50KB(LINEAR) 4P 4P
CH VR PCB
CN802
A5V
1
TO MIXER PCB AGND
2
CF FADER
3
3P
CH VR PCB
VR01A VR01B W801A CN803
1 1
2 5
2 2
3 3
CH2 FADER
4 4
50KB(LINEAR) 50KB(LINEAR) 4P 4P
W805
CN805
CH1 FS CH1 FS
1 1
1CFS 1CFS
2 2
SW802 SW803 SW804 2CFS 2CFS
3 3
1CFS 2CFS CH2 FS CH2 FS CH2 FS
4 4
DGND DGND
5 5
5P
5P
CN804
CH2 REV
1
CF REV
2
W804 CH1REV
3
CH2 REV CH2 CURVE
D802 1 4
D803
CF REV CF CURVE
2 5
CH1REV CH1 CURVE
CH2 REV.
FS MODE 3 6
CH2 CURVE A5V
4 7
R814 CF CURVE AGND
R815
5 8
560 CH1 CURVE D5V
560
6 9
A5V DGND
7 10
AGND
8
D5V 10P
9
DGND
10
SW807
10P
1 VR802 1 VR803
C1 2 C1 2
2 2
10KB
10KB
CH2 REV.
8 9 10
CPU PCB
R808
220
A16
A15
A12
R810
A7 5
A7 A14
220
A6 6
A6 A13
A5 7
A5 A8
A4 8
A4 A9
IC802
A3 9
A3 A11
W39F010B-70
R826 A2 10
/RST A2 OE
220 IC803 A1 11
C811 A1 A10
R812 5 1 A0 12
VCC NC 100/10 A0 CE
2 13
10K
SUB IO0 IO7
4 3
VO GND
C812
BD4745G
2.2/50
C809
0.1
RB804
10KX3
A14 51
A14
A15 52
A15
A16 53
A16
54
A17
/FX1ON 55
P52
/FX2ON 56
P53
57
VSS
LEDFX1 58
P60
LEDFX2 59
P61
FX1SW 60
P62
61
P67
62
STBY
63 IC801
RES
64
NMI MAX003
C807 65
VSS
X801 66
EXTAL
16M 67
XTAL
20P C805 68
VCC
69
C806
AS
0.1 70
RD
71
20P
RWR
72
JDET P66
R811 73
R829 MD0
10K 74
220
MD1
75
MD2
R801
10K
C802
0.1
L802
5V
L801
FB FB
C801 D
100/10
C804
0.1
C818
C813
.047
.047
R824 RB803
10K 10KX4 RB802
10KX6
SCHEMATIC DIAGRAMS (2/3)
CPU UNIT
FADER START UNIT
REVERSE UNIT
CH VR UNIT
DN-X300
11
A
B
C810
0.1
C
29 A14
28 A13
27 A8
26 A9
25 A11
24
23 A10
22
21
D
25 PC2B
P46
24 PC2A
P45
23 PC1B
P44
22
VSS
21 PC1A
P43
20
P42
19
P41
18
P40
17
P95
16
P94
15
P93
14
P92 E
13
P91
12
P90
11
VSS
10
RESO
9 CHREV
PB7
8 FX2SW
PB6
7
PB5
6
PB4
5
PB3
4
PB2
3
PB1
2 CH1FS
PB0
1
VCL
C808
0.1
C2
F
C1
RB801
10KX8
G
H
33