Sch04_D-Amp - Denon RCD-N9 Service Manual

1 2 3
A
B
C
D
E
F
12.VALID
11. 5142_SD
10. PWM_R-
9. OTW
8. PWM_R+
G
7. AMP_VCC
6. +12V_5142
5. SP_PROTECT
4. PWM_L-
3. DGND
2. PWM_L+
1. DGND
H
BN91
AMP_VCC
AMP_VCC
AMP_VCC
J
DGND
DGND
K
L
M
GND LINE POWER+ LINE POWER- LINE ANALOG
1
2 3
4 5 6
MODEL OPTION
MODEL R710
39K
RCD-N9
DRA-N4 47K
R715
0
R716
0
WF72
Q701
DGND
R739 RT1N141C
100
R740
100
R741
100
R742
C705
100
0.1 R705
EMI CM_0322
1K
R719
1.0
AMP_VCC
DGND
Model Option
AMP VCC
RDC-N9 +29V
DRA-N4 +23V
PCB Option
R731
R731
R732
R732
RDC-N9 0Ω NC
DRA-N4 NC 0Ω
DIGITAL
4 5 6
7 8 9 10
D-AMP
C753
EMI CM_0322
16V/100uF 105'C
R734 R735
0 0 C757
50V/3300uF
C733 Toshin CAP
IC70
22uF
TAS5142DKD C734 22uF
C700
0.1
GVDD_B
C701 0.1 GVDD_A
C749
33N(20)
OTW
BST_A C737
SD
L708
3216, 10uF/50V
PVDD_A CLZ9Z189Z
PWM_A
OUT_A
RESET_AB
DGND_A
PWM_B
DGND_B
R710
C739
OC_ADJ
39K 3216, 10uF/50V
OUT_B
DGND
PVDD_B
C715 33N(20)
AGND
BST_B
C716 33N(20)
VREG
BST_C C748
M3
3216, 10uF/50V
PVDD_C
M2
OUT_C
M1
DGND_C
PWM_C
DGND_D
C752
RESET_CD
3216, 10uF/50V CLZ9Z189Z
OUT_D
L709
PWM_D
PVDD_D
C723 33N(20)
VDD
C703
0.1 BST_D
C713 0.1
GVDD_C
GVDD_D C736 22uF
C735
Toshin CAP
22uF
C758
R736 R738
50V/3300uF
0 0
C754
EMI CM_0322 16V/100uF 105'C
R725 47K
Q702
C761
KTC3875S
1000P
Q703
KTA1504S
R726 100K
0
DGND
NC
DGND
7 8 9 10
54
11 12 13
DGND
10K
R707
R706 10K
10K
R708
R709 10K
DGND
EMI CM_0322
KTC3875S
R727 D700
100K KDS160
Q704
R729
Q705
R728 D701 10K
KDS160
47K
KTA1504S
SCHEMATIC DIAGRAMS (4/6)

SCH04_D-AMP

11 12 13
14 15 16
A
B
C
D
E
WF70
L+
L+
DGND
DGND
L-
L-
F
WF71
R+
R+
G
DGND
DGND
R-
R-
H
J
K
L
M
14 15 16