Denon AVR-X250BT, Service Manual

Page: 14 / 82

SCH06_INPUT VOLUME
STBY POWER ANALOG VIDEO TMDS SIGNAL AUDIO SIGNAL DIGITAL AUDIO GND LINE POWER- LINE POWER+ LINE
CM
2
CM
1
CM
2
CM
1
DA
C_
FL
SB
L_I
N2
SB
R_I
N2
M
IN
I_
L
M
IN
I_
R
FR OUT
FL OUT
C OUT
SW OUT
SR OUT
SL OUT
SBR OUT
SBL OUT
INPUT/VOLUME PART
M
ED
IA
L CH
R CH
7.SR
12.MUTE_+B
2.AGND
9.FR
5.CEN
4.AGND
6.AGND
8.AGND
L CH
R CH
CB
L/
3.SL
1.FL
TO
M
AI
N
B'
D
10.+12V
TO
R
EG
UL
AT
O
R
B'
D
FROM/TO DSP PART
FR
O
M
M
CU
P
AR
T
TO
D
SP
P
AR
T
SA
T
IN
W
A
FE
R/
13
P/
2.
0m
m
TUNER MODULE
DCAP_1
DCAP_2
AGND
DATA
CLOCK
DC
AP
_3
RE
C_
L
RE
C_
R
AGN
D
L2I
N
R2I
N
TU
NE
R_
L
TU
NE
R_
R
DC
AP
_4
R4IN
L4IN
MEDIA_R
MEDIA_L
R6IN
L6IN
SAT_R
SAT_L
DCAP_5
MONOIN
ADC_L
ADC_R
DCAP_6
AGN
D
DA
C_
FR
DA
C_
C
DA
C_
SL
DA
C_
SR
DA
C_
SB
L
DA
C_
SB
R
DA
C_
SW
AV
EE
AV
CC
DC
AP
_7
DC
AP
_8
NJU72340AFH3
W
IR
E/
7P
/2
.0
m
m
DGND
PR
E
O
UT
SU
BW
O
O
FE
R
SW1
SW2
MCU+3V3
DGND
AGND
FR
O
M
/T
O
D
IG
IT
AL
P
O
W
ER
P
AR
T
DA_GND1
13.DGND
11.RLY_GND
RLY_GND
PL
AY
ER
IN
USB/BT_R
USB/BT_L
5.DA+5V
1.-12V
3.+12V
2.RLY_GND
4.VGND(RET_GND)
9.L-OUT
8.R-OUT
7.VCC
6.SCLK
5.SDIO
4./CE
3./RST
2.INT
1.CH_GND
FR
O
M
T
UN
ER
M
O
DU
LE
CNVYST990-A2J1
CNVYST990-A9U2
CNVYST990-D8E3 AVR-S540BT E3
AVR-X550BT/X250BT E2
AVR-X550BT/X250BT E1C
*TUNER MODULE OPTION
AVR-X550BT K
CNVYST990-A9U2
* R7608: AVR-X250BT(NOT USED)
* AVR-X250BT: JK 772 (1P RCA JACK:CJJ4M103ZD)
* AVR-S540BT/X550BT: JK 772 (2P RCA JACK:CJJ4N121ZD)
R7665
220
R7664
220
R7666
220
R7668
220
R7667
220
R762
2
1M
C762
4
220
P
C762
3
220
P
R7620
100
R7619
100
R762
1
1M
R7640 100
R7639
100
C763
4
O
PE
N
C763
3
O
PE
N
R764
3
O
PE
N
R764
2
O
PE
N R763
3
100
K
R7635 OPEN
R7636 OPEN
C764
8
100
uF
/50
V
R763
2
O
PE
N
R763
1
O
PE
N
C7651
0.1uF
C7647 0.1uF
R7615
100
R7616
100
R761
7
1M
C761
9
220
P
C762
0
220
P
R761
8
1M
R7602
270
R760
4
27
K
R7601
270
R760
3
27
K
R7606
0
R7605
0
C7665
0.1uF
C7660
0.1uF
R7682
100K R7683
100K
C766
3
50
V/
47
uF
C766
4
50
V/
47
uF
R768
1
2K
R767
9
2K
R767
3
2.
4K
/F
-T
R767
0
2.
4K
/F
-T
C7657
330P
C7656
330P
R767
7
2K
R767
6
2K
R767
8
3K
/F
-T C766
1
330
P
R768
0
3K
/F
-T C766
2
330
P
V+
B OUTPUT
B-INPUT
B+INPUT
V-
A+INPUT
A-INPUT
A OUTPUT
- + B
- +
A
8
7
6
5 4
3
2
1
IC762
NJM8080G
R7675
3K/F-T
R7674
3K/F-T
R767
2
2.
4K
/F
-T
R767
1
2.
4K
/F
-T
C7653
1500P
C7652
1500P
C7682
0.1uF
C7676
0.1uF
R7698 100K
R7699 100K
C768
0
50
V/
47
uF
C768
1
50
V/
47
uF
R769
7
2K
R769
5
2K
R768
9
2.
4K
/F
-T
R768
6
2.
4K
/F
-T
C7673
1000P
C7672
330P
R769
3
2K
R769
2
2K
R769
4
3K
/F
-T C767
8
330
P
R769
6
8.
2K
/F
-T
C767
9
1000
P
V+
B OUTPUT
B-INPUT
B+INPUT
V-
A+INPUT
A-INPUT
A OUTPUT
- + B
- +
A
8
7
6
5 4
3
2
1
IC763
NJM8080G
R7691
8.2K/F-T
R7690
3K/F-T
R768
8
2.
4K
/F
-T
R768
7
2.
4K
/F
-T
C7669
1500P
C7668
1500P
C7698
0.1uF
C7693
0.1uF
R7714 100K R7715
100K
C769
6
50
V/
47
uF
C769
7
50
V/
47
uF
R771
3
2K
R771
1
2K
R770
5
2.
4K
/F
-T
R770
2
2.
4K
/F
-T
C7690
330P
C7689
330P
R770
9
2K
R770
8
2K
R771
0
3K
/F
-T C769
4
330
P
R771
2
3K
/F
-T C769
5
330
P
V+
B OUTPUT
B-INPUT
B+INPUT
V-
A+INPUT
A-INPUT
A OUTPUT
- + B
- +
A
8
7
6
5 4
3
2
1
IC764
NJM8080G
R7707
3K/F-T
R7706
3K/F-T
R770
4
2.
4K
/F
-T
R770
3
2.
4K
/F
-T
C7686
1500P
C7685
1500P
C770
7
100
uF
/16
V
C770
9
0.
1u
F
R7730
0
C7627
22uF/50V
R772
8
O
PE
N
8
7
6
5 4
3
2
1
IC767
NJM2740V
R775
2
4.
7K
C771
0
220
P
R7754
4.7K
C771
1
O
PE
N
R775
3
10
0
C7617
2700P
R775
6
10
0
C771
2
0.
1u
F
C770
5
0.
1u
F
R774
8
10
0
C7706
2700P
R774
5
10
0
C770
8
O
PE
N
R7611
4.7K
C770
4
220
P
R774
4
4.
7K
8
7
6
5 4
3
2
1
IC766
NJM2740V
R774
2
15
K
R774
3
O
PE
N
C7629
22uF/50V
R7741
0
R7758
10K
R775
7
12
K
C7650
100uF/50V
R7637
100
C761
1
100
P
C761
0
100
P
C761
2
0.
1u
F
C761
3
100
P
C761
4
100
P
C760
5
0.
1u
F
C760
7
470
uF
/16
V
C771
6
O
PE
N
C771
3
O
PE
N
C763
0
100
uF
/63
V
C763
1
100
uF
/63
V
D
760
1
Z7
.5
V
D
760
2
Z7
.5
V
R7736
150(1W/6432)
R7737
150(1W/6432)
R772
1
O
PE
N
1
2
3 4
5
6
Q7604
OPEN
1
2
3 4
5
6
Q7605
OPEN
1
2
3 4
5
6
Q7606
OPEN
R768
4
O
PE
N
R768
5
O
PE
N
R770
0
O
PE
N
R770
1
O
PE
N
R771
6
O
PE
N
R771
7
O
PE
N
C7666
OPEN C7667 OPEN
C7683
OPEN C7684 OPEN C7699 OPEN C7700 OPEN
Q7609
OPEN
Q7608
OPEN
R773
4
O
PE
N
C771
7
O
PE
N
R773
5
O
PE
N
C7608
100uF/50V
C7609 100uF/50V
C7654
1500P
C7655
1500P
C7670
1500P
C7671
4700P
C7687
1500P
C7688
1500P
C7658
1500P
C7659
1500P
C7674
1500P
C7675
4700P
C7691
1500P
C7692
1500P
R7654
OPEN
R7655
0
R772
3
10
0
R772
4
10
0
R771
8
10
0
R771
9
10
0
R772
5
10
0
R772
6
10
0
L7601
CB03YTYH600
R7740
OPEN
R7738
0
JK771
R765
8
O
PE
N
R765
9
O
PE
N
R773
2
150
K
R772
9
15
K
R772
7
150
K
R774
7
4.
7K
R775
5
4.
7K
R7722
OPEN
R7773
OPEN
R7772
OPEN
R7763
0
R7762
0
13
12
11
10
9
8
7
6
5
4
3
2
1
CN772
C762
2
0.
1u
F
C762
1
0.
1u
F
C7702
OPEN
C7703
0.1uF
C761
5
0.
1u
F
C761
8
0.
1u
F
C764
1
0.
1u
F
C7646 100uF/50V
R7608
0
52 51 50 49 48 47 46 45 44 43 42 41 40
39
38
37
36
35
34
33
32
31
30
29
28
27
26 25 24 23 22 21 20 19 18 17 16 15 14
13
12
11
10
9
8
7
6
5
4
3
2
1
IC761
C764
9
100
uF
/50
V
R760
9
O
PE
N
R761
0
O
PE
N
R7651
100
R7653
100
R7656 100
R7657 100
ET761
OPEN
C764
0
O
PE
N
R7627
0
T760
9
T760
8
T760
7
T760
6
T760
5
T760
4
T760
2
R762
8
O
PE
N
R762
9
O
PE
N
R7625
470
R762
3
100
K
C763
9
330
P
R7626
10K
R7641
OPEN
R7638
470
C7643
22uF/50V
R762
4
100
K
C7642
22uF/50V R7614
220
C7638
0.1uF
D7603
OPEN
D7604
OPEN
R7647
470K
R7648
1K
C7644 0.1/50V
R7649
10K
D
760
5
KD
S16
0
D
760
6
KD
S16
0
R765
0
47
K
C764
5
10
uF
/50
V
D
760
7
KD
S16
0
R765
2
82
0
D
760
8
Z3
.9
V
JK772
R7764
OPEN
R7765
OPEN
R775
9
O
PE
N
R776
0
O
PE
N
R776
6
O
PE
N
R776
7
O
PE
N
T760
3
T760
1
C7720
10uF/100V
C7721
10uF/100V
R763
4
100
K
C773
2
0.
1u
F
C773
3
0.
1u
F
C773
5
0.
1u
F
C773
4
0.
1u
F
C773
6
0.
1u
F
C773
7
0.
1u
F
C773
8
0.
1u
F
C773
9
0.
1u
F
R7774
0
R7775
0
R7776
0
R7777
0
R7778
0
C774
0
1u
F
C774
2
1u
F
C774
3
0.
01
uF
C774
1
0.
01
uF
5
4
3
2
1
CN771
R7781
0
C763
2
O
PE
N
C771
4
O
PE
N
C778
9
O
PE
N
C779
0
O
PE
N
C779
1
O
PE
N
C779
2
O
PE
N
C779
3
0.
1u
F
Q7613
KRC104S
Q7612
KRA104S
Q7614
KRA104S
Q7611
OPEN
Q7610
KTC2875B
2
1
3
4
6
5
7
8
9
TU771
CJP09HJ282X
D
760
9
KD
S16
0
R766
9
47
K
R7782 OPEN
R778
3
O
PE
N
R7784
OPEN
R7660
OPEN
MAIN_VOL_DATA
MAIN_VOL_CLK
A
D
_L
IN
+
A
D
_L
IN
-
A
D
_R
IN
-
A
D
_R
IN
+
D
_F
L-
D
_F
L+
D
_F
R+
D
_F
R-
D
_C
T-
D
_C
T+
D
_S
W
+
D
_S
W
-
D
_S
L-
D
_S
L+
D
_S
R+
D
_S
R-
DSP_AUDIO
A
GN
D
TUNER_CE
TUNER_INT
TUNER_RST
TUNER_SDIO
TUNER_SCLK
DAC_MUTE
CHGND
CHGND
DGND
AGND
+
5V
A
+12V
-12V
D
GN
D
AGND
FL
AGND
AGND
FR
C
SR
SL
AGND
AGND
AGND
-12V
FL
SL
C
SR
FR
MUTE_+B
A
D
_R
IN
-
A
D
_L
IN
-
A
D
_L
IN
+
D
_S
R-
D
_S
R+
D
_S
L+
D
_S
L-
D
_S
W
-
D
_S
W
+
D
_C
T+
D
_C
T-
D
_F
R-
D
_F
R+
D
_F
L+
D
_F
L-
SUB_MUTE
MCU+3V3
+12V
VGND_1
CHGND
CHGND
USB/BT_R
USB/BT_L
VGN
D
D
A
_GN
D
1
MUTE_+B
AGND
AGND
AGND
AGND
MIC_SIGNAL
+5VA
DA_GND2
0A
TO A0
4B
TO B4
6B
TO B6
7B
TO B7
CN771
TO BN301
CN772
TO BN501
TU771
TO BN508
Before Servicing
This Unit
Electrical
Mechanical
Repair Information
Updating
14