Denon AVR-X250BT, Service Manual

Page: 15 / 82

SCH07_AMP
STBY POWER ANALOG VIDEO TMDS SIGNAL AUDIO SIGNAL DIGITAL AUDIO GND LINE POWER- LINE POWER+ LINE
FR-CH, SR-CH
FL-CH, SL-CH, CEN_CH
THERMALDET_B
THERMALDET_A
PTC Thermistors
RIGHT FRONT-CH
RIGHT SURROUND-CH
LEFT FRONT-CH
SL
-C
H
C-
CH
SR
-C
H
FR
-C
H
FL
-C
H
FL
CENTER-CH
SL
CEN
SR
FR
LEFT SURROUND-CH
TO DIGITAL B'D
2.AGND
TO DIGITAL B'D
2.
AG
N
D
4.
AG
N
D
6.
AG
N
D
8.
AG
N
D
TO
F
RO
NT
B
'D
3.HP_LCH
1.HP_RCH
1.
FL
3.
SL
5.
CE
N
7.
SR
9.
FR
DC
_S
URR
OU
ND
DC
_S
URR
OU
ND
TH
EM
AL
D
ET
_A
TH
EM
AL
D
ET
_A
TH
EM
AL
D
ET
_B
AS
O
AS
O
AS
O
AS
O
TH
EM
AL
D
ET
_A
+B
+B
+B
+B
AGN
D
-B
-B
-B
-B AGN
D
AGN
D
AGN
D
PRE_-B
PR
E_
-B
PR
E_
-B
PR
E_
-B
SL
_O
UT
CE
N_
O
UT
SR
_O
UT
FR_OUT
MAIN PART
3.
FR
O
N
T_
RL
Y
4.
C/
S_
RL
Y
2.
H
/P
_R
LY
6.
AS
O
_D
ET
7.
D
C_
PR
O
T
8.
TH
ER
M
AL
D
ET
_A
9.
TH
ER
M
AL
D
ET
_B
10
.+
12
V
TH
EM
AL
D
ET
_A
AGND
PRE_-B
FL_OUT
AGND
-B
PRE_-B
+12V +12V +12V
CHASSIS
AGND
AGND AGND
+12V
AGND AGND
PRE_-B
PR
E_
-B
FL_OUT
FR_OUT
FL_OUT
SL_OUT
CEN_OUT
SR_OUT
FR_OUT
FL_OUT
CEN_OUT
FR_OUT
SL_OUT
SR_OUT
SR_OUT
SL_OUT
H/P_FL
H/P_FR
FL_IN
SL_IN
CEN_IN
SR_IN
FR
_I
N
PTC Thermistors
PTC Thermistors
PTC Thermistors
PTC Thermistors
PTC Thermistors
DC PROTECTION
FR
_O
UT
DC_FRONT
D
C_
FR
O
NT
+12V
AS
O
_D
ET
AS
O
_D
ET
AS
O
_D
ET
DC_SURROUND
DC
_S
URR
OU
ND
D
C_
FR
O
NT
D
C_
FR
O
NT
D
C_
FR
O
NT
FR
_O
UT
FR
_O
UT
SR
_O
UT
AS
O
_D
ET
CE
N_
O
UT
FR
_O
UT
SR
_O
UT
SL
_O
UT
11
.R
LY
_G
N
D
MUTE_+B
DGND DGND
+B +B
-B
RLY_GND
+12V
+B
-B
2.
0mm
3
PI
N
W
IR
E
2.0mm 9PIN WIRE
2.0mm 13PIN WIRE
RLY_GND
981-21-12DS RY562
RY563
RY564
981-21-12DS
981-21-12DS
OPT.
SL
-C
H
C-
CH
SR
-C
H
OUT
CEN_
T U N E R M O D U L E
FR
O
M
M
AI
N
TR
AN
S
3.
96
mm
7
PI
N
W
AF
ER
AC_H
AC_H
CEN
AC_L
AC_L
N.C
N.C
M3 BRACKET
1.
H
I-
B_
RL
Y
5.
B_
D
ET
EC
T
DGND
LE
VE
L
DE
T.
CHASSIS
DGN
D
MUTE_+B
RLY_GND
AGND
12
.M
UT
E_
+
B
13
.D
G
ND
RLY_GND RLY_GND RLY_GND RLY_GND
DGND
HI-B_RLY
INPUT/VOLUME PART
MCU PART
CMD1A569-V1
DC PROTECT OPTION ( CEN, SR, SL CH )
PO
W
ER
D
ET
.
B+
/B
-
B_DETECT
9.
L-
OU
T
8.
R-
OU
T
7.
VC
C
6.
SC
LK
5.
SD
IO
4.
/C
E
3.
/R
ST
2.INT 1.CH_GND
TO DIGITAL B'D
9PIN B'D TO B'D
* T U N E R M O D U L E O P T I O N
CNVYST990-A9U2 AVR-S540BT E3
AVR-X550BT E2
AVR-X550BT E1C
CNVYST990-D8E3
CNVYST990-A2J1
AVR-X550BT K CNVYST990-A9U2
6
1
5 4
2 3
RY562
C
570
4
6800
u
F/
63
V
C
570
6
6800
u
F/
63
V
C
510
5
50
V
/220
u
F
R5109 33K
R5108 470K
R5107
220
R
511
1
O
P
E
N
R
511
0
47
(1
W
)
R
510
6
1
.2
K
(1
W
)
Q5106
2SB1560
Q5105
2SD2390
R
511
9
0
.47
(2
W
)
2
1
CN510
CJP02GA01ZY
R5116
5.6K(1W )
R5117
4.7(1W )
R5118
4.7(1W ) R5132 10(1W )
R5115
5.6K(1W )
R
512
0
0
.47
(2
W
)
R
512
2
0
.47
(2
W
)
R
512
1
0
.47
(2
W
)
C
510
8
100
/63
V
D5105
OPEN
D5103
OPEN
L5101 0.5UH
C
510
7
50
V
/47
u
F
C5106 33P
C5104
2200P(M)
C5103 82P
R
510
4
18
K
R
510
5
1
.2
K
C
510
2
100
V
/470
p
F
R5102
680
C5101
50V/47uF
J5101
OPEN
R5103
10K
D5102
OPEN
D5104
OPEN
C
520
5
50
V
/220
u
F
R5209 33K
R5208 470K
R5207
220
R
521
1
O
P
E
N
R
521
0
47
(1
W
)
R
520
6
1
.2
K
(1
W
)
Q5206
2SB1560
Q5205
2SD2390
R
521
9
0
.47
(2
W
)
2
1
CN520
CJP02GA01ZY
R5216
5.6K(1W )
R5217
4.7(1W )
R5218
4.7(1W )
R5215
5.6K(1W )
R
522
0
0
.47
(2
W
)
R
522
2
0
.47
(2
W
)
R
522
1
0
.47
(2
W
)
C
520
8
100
/63
V
D5205
OPEN
D5203
OPEN
C
520
7
50
V
/47
u
F
C5206 33P
C5204
2200P(M)
C5203 82P
R
520
4
18
K
R
520
5
1
.2
K
C
520
2
100
V
/470
p
F
R5202
680
C5201
50V/47uF
J5201
OPEN
R5203
10K
D5202
OPEN
D5204
OPEN
C
530
5
50
V
/220
u
F
R5309 33K
R5308 470K
R5307
220
R
531
1
O
P
E
N
R
531
0
47
(1
W
)
R
530
6
1
.2
K
(1
W
)
Q5306
2SB1560
Q5305
2SD2390
R
531
9
0
.47
(2
W
)
2
1
CN530
CJP02GA01ZY
R5316
5.6K(1W )
R5317
4.7(1W )
R5318
4.7(1W )
R5315
5.6K(1W )
R
532
0
0
.47
(2
W
)
R
532
2
0
.47
(2
W
)
R
532
1
0
.47
(2
W
)
C
530
8
100
/63
V
D5305
OPEN
D5303
OPEN
C
530
7
50
V
/47
u
F
C5306 33P
C5304
2200P(M)
C5303 82P
R
530
4
18
K
R
530
5
1
.2
K
C
530
2
100
V
/470
p
F
R5302
680
C5301
50V/47uF
J5301
OPEN
R5303
10K
D5302
OPEN
D5304
OPEN
C
540
5
50
V
/220
u
F
R5409 33K
R5408 470K
R5407
220
R
541
1
O
P
E
N
R
541
0
47
(1
W
)
R
540
6
1
.2
K
(1
W
)
Q5406
2SB1560
Q5405
2SD2390
R
541
9
0
.47
(2
W
)
2
1
CN540
CJP02GA01ZY
R5416
5.6K(1W )
R5417
4.7(1W )
R5418
4.7(1W )
R5415
5.6K(1W )
R
542
0
0
.47
(2
W
)
R
542
2
0
.47
(2
W
)
R
542
1
0
.47
(2
W
)
C
540
8
100
/63
V
D5405
OPEN
D5403
OPEN
C
540
7
50
V
/47
u
F
C5406 33P
C5404
2200P(M)
C5403 82P
R
540
4
18
K
R
540
5
1
.2
K
C
540
2
100
V
/470
p
F
R5402
680
C5401
50V/47uF
J5401
OPEN
R5403
10K
D5402
OPEN
D5404
OPEN
C
550
5
50
V
/220
u
F
R5509 33K
R5508 470K
R5507
220
R
551
1
O
P
E
N
R
551
0
47
(1
W
)
R
550
6
1
.2
K
(1
W
)
Q5506
2SB1560
Q5505
2SD2390
R
551
9
0
.47
(2
W
)
2
1
CN550
CJP02GA01ZY
R5516
5.6K(1W )
R5517
4.7(1W )
R5518
4.7(1W )
R5515
5.6K(1W )
R
552
0
0
.47
(2
W
)
R
552
2
0
.47
(2
W
)
R
552
1
0
.47
(2
W
)
C
550
8
100
/63
V
D5505
OPEN
D5503
OPEN
C
550
7
50
V
/47
u
F
C5506 33P
C5504
2200P(M)
C5503 82P
R
550
4
18
K
R
550
5
1
.2
K
C
550
2
100
V
/470
p
F
R5502
680
C5501
50V/47uF
J5501
OPEN
R5503
10K
D5502
OPEN
D5504
OPEN
C5708
100/100V
R5704
100(1W )
R5703
33(1W )
6
1
5 4
2 3
RY564
6
1
5 4
2 3
RY563
D
560
3
1
SS
133
M
T
D
560
4
1
SS
133
M
T
D
560
2
1
SS
133
M
T
D
560
1
1
SS
133
M
T
C5605
0.018uF
R
510
1
100
K
R
520
1
100
K
R
530
1
100
K
R
540
1
100
K
R
550
1
100
K
C5606
0.018uF
C5609
0.018uF
C5610
0.018uF
C5611
0.018uF
C
560
7
2200
P
C
560
8
2200
P
C
561
2
2200
P
C
561
3
2200
P
C
561
4
2200
P
3
2
1
BN505
D5101
OPEN
D5201
OPEN
D5301
OPEN
D5401
OPEN
D5501
OPEN
R
511
2
O
P
E
N
R
521
2
O
P
E
N
R
531
2
O
P
E
N
R
541
2
O
P
E
N
R
551
2
O
P
E
N
J560
1
O
P
E
N
C
561
5
O
P
E
N
R5125 10K
R5127
5.6K
R5128
OPEN
R5124
150K
D5106
1SS133MT
R5123
470K R5129 15K
R5130 22K
R5131 22K
C
510
9
0
.1
u
F
R
570
2
22
K
C
570
1
0
.01
u
F
R
570
1
10
K
R5232 10(1W )
L5201 0.5UH
R5225 10K
R5227
5.6K
R5228
OPEN
R5224
150K
D5206
1SS133MT
R5223
470K R5229 15K
R5230 22K
R5231 22K
C
520
9
0
.1
u
F
R5332 10(1W )
L5301 0.5UH
R5325 10K
R5327
5.6K
R5328
OPEN
R5324
150K
D5306
1SS133MT
R5323
470K R5329 15K
R5330 22K
R5331 22K
C
530
9
0
.1
u
F
R5432 10(1W )
L5401 0.5UH
R5425 10K
R5427
5.6K
R5428
OPEN
R5424
150K
D5406
1SS133MT
R5423
470K R5429 15K
R5430 22K
R5431 22K
C
540
9
0
.1
u
F
R5532 10(1W )
L5501 0.5UH
R5525 10K
R5527
5.6K
R5528
OPEN
R5524
150K
D5506
1SS133MT
R5523
470K R5529 15K
R5530 22K
R5531 22K
C
550
9
0
.1
u
F
9 8 7 6 5 4 3 2 1
BN502
13 12 11 10 9 8 7 6 5 4 3 2 1
BN501
C
570
2
250
V
/0
.1
u
F
C
570
3
250
V
/0
.1
u
F
ET501
C
570
7
0
.1
/50
V
C
571
1
6
.3
V
/470
u
F
C
571
0
0
.1
u
F
R
570
5
100
K
R
570
6
10
K
R
570
8
O
P
E
N
C
571
3
O
P
E
N
C
571
2
O
P
E
N
R
570
7
O
P
E
N
C
571
4
O
P
E
N
R
570
9
O
P
E
N
R
571
0
O
P
E
N
C
571
6
47
/16
V
R
571
1
2
.2
K
R
571
2
2
.2
K
R
571
3
2
.2
K
R5715
2.2K(1W )
R5718
OPEN
R5716
2.2K(1W )
R5717
2.2K(1W )
R5720
OPEN
R5719
OPEN
D5703
Z6.8V
D5704
1SS133MT
C5717
10UF/50V
R5714
OPEN
C5718 0.047uF R5721 10(2W )
C5719 0.047uF R5722 10(2W )
C5720 0.047uF R5723 10(2W )
C5721 0.047uF R5724 10(2W )
C5722 0.047uF R5725 10(2W )
C
571
5
O
P
E
N
2
7
1
8
3 4
6 5
RY560
H FD27/012-H
C
572
3
10
U
F/
50
V
2
4
3
1
D5701
D25SB60
R5726
470(2W )
R5727
470(2W )
Q5702
KSA992FTA
Q5108
MMBTA42
Q5208
MMBTA42
Q5308
MMBTA42
Q5408
MMBTA42
Q5508
MMBTA42
J5602
J5604
Q5103
KSC1845FTA
Q5203
KSC1845FTA
Q5303
KSC1845FTA
Q5403
KSC1845FTA
Q5503
KSC1845FTA
Q5703
2SC3052
Q5705
2SC3052
Q5706
OPEN
Q5708
OPEN
Q5704
ISA1530AC1
Q5707
OPEN
Q5101
KSA992FTA
Q5201
KSA992FTA
Q5301
KSA992FTA
Q5401
KSA992FTA
Q5102
KSA992FTA
Q5202
KSA992FTA
Q5302
KSA992FTA
Q5402
KSA992FTA
Q5502
KSA992FTA
8 7 6 5 4 3 2 1
TU500 YST990-A9U2
9
8
7
6
5
4
3
2
1
BN508
CJP09GI281Z
R5126
PRF18BE471QB5RB/85'C
R5226
PRF18BE471QB5RB/85'C
R5326
PRF18BE471QB5RB/85'C
R5426
PRF18BE471QB5RB/85'C
R5526
PRF18BE471QB5RB/85'C
C5620
OPEN
C5619
OPEN
C5618
OPEN
C5617
OPEN
C5616
OPEN
BK501
Q5501
KSA992FTA
R5728
0
7
2
6 8
4 3
5
1
RY586
H F115F/012
1
2
3
4
5
6
7
CN503
CJP07GA90ZY
J5804
JUMPER
F5801
OPEN
J5805
JUMPER
F5802
OPEN
D
580
6
1
SS
133
M
T
R
581
2
O
P
E
N
R
581
6
O
P
E
N
R
581
3
O
P
E
N
R
581
4
O
P
E
N
R
581
5
O
P
E
N
D
581
1
O
P
E
N
D
581
0
O
P
E
N
D
580
9
O
P
E
N
D
581
2
O
P
E
N
D
580
8
O
P
E
N
D5807 OPEN
C5806 OPEN
C5807 OPEN
R5810 OPEN
R5811 OPEN
R
581
7
33
K
R
581
8
33
K
R5819
33K
Q5107
MMBTA92
Q5207
MMBTA92
Q5307
MMBTA92
Q5407
MMBTA92
Q5507
MMBTA92
Q5701
MMBTA92 Q5601
KRC105S
Q5602
KRC105S
Q5603
KRC105S
Q5806
KRC105S
Q5604
KRC105S
Q5104
KTC3114A
R
511
3
2
.7
K
/F
R
511
4
560
/F
V
R
51
0
O
P
E
N
R
513
4
1
8
R
513
3
515
/F
Q5204
KTC3114A
R
521
3
2
.7
K
/F
R
521
4
560
/F
V
R
52
0
O
P
E
N
R
523
3
515
/F
R
523
4
1
8
Q5304
KTC3114A
R
531
3
2
.7
K
/F
R
531
4
560
/F
V
R
53
0
O
P
E
N
R
533
3
515
/F
R
533
4
1
8
Q5404
KTC3114A
R
541
3
2
.7
K
/F
R
541
4
560
/F
V
R
54
0
O
P
E
N
R
543
4
1
8
R
543
3
515
/F
Q5504
KTC3114A
R
551
3
2
.7
K
/F
R
551
4
560
/F
V
R
55
0
O
P
E
N
R
553
3
515
/F
R
553
4
1
8
C
560
1
O
P
E
N
C
560
2
O
P
E
N
C
560
3
O
P
E
N
C
580
1
O
P
E
N
4
3
2
1
JK503
CJJ5P047ZD
5
6
4
3
2
1
JK504
CJJ5R023ZD
M
C
U
_
C
T
L
P
R
E
_
-B
C/S_RLY
ASO_DET
H /P_RLY
FRONT_RLY
DC_PROT
TH ERMALDET_B
TH ERMALDET_A
C/S_RLY
B
_
D
E
T
E
C
T
T
H
E
R
M
A
LD
E
T
_
B
T
H
E
R
M
A
LD
E
T
_
A
D
C
_
P
R
O
T
A
S
O
_
D
E
T
B
_
D
E
T
E
C
T
FR
O
N
T
_
R
LY
H
/P
_
R
LY
C
/S
_
R
LY
Point C
Point C1
Point C2
Measurement condition
・
Voltage measurement
No signal
・ Waveform measurement
INPUT: 200mVrms / 1KHz (ANALOG)
Surround mode: MCh Stereo
VOL: 70
Speaker load: 8ohms
9mV
53.4V
13mV
1.10V
-53.4V
-1.04V
Point C2
Point C1
Point A
Point B
12V
-50.3V -51.0V -50.8V
0.6V
Point A Point B
BN502
TO CN712
BN501
TO CN772
BN505
TO CN104
BN508
TO TU771
Before Servicing
This Unit
Electrical
Mechanical
Repair Information
Updating
15