Denon HOME 250 Service Manual

SCH05 MAIN VOICE
STBY POWER ANALOG AUDIO DIGITAL AUDIO GND LINE POWER- LINE POWER+ LINE
I2S_ T X _ D A TA_1
I2S_ T X _ LRC K
I2S_ T X _ CLK
VDDO_ 1
VDD
DCDC_P V SS
DCDC_S W
PV DD3 3
VDD
DCDC_IRE F
DCDC_E N
DCDC_F B
AV DD3 3
TXD
RX D
CT S
RT S
GP IO _ 1
GP IO _ 2
VDD
VDDO_ 2
I2S_ RX_CL K
I2S_ RX_DATA_ 1 I2S_ RX_LR CK
I2S_ RX_DATA_ 2
I2S_ RX_DATA_ 3
VDD
VDDO_ 3
US B _ D P
US B _ D M
AN A _INN1
AN A _INP1
US B _5V D ET
MICBIAS2
AN A _INP2
AN A _INN2
VREFP
VREFN
VSS_R EF
VDD33_AN A
MICBIAS1
VREF
VDD_L D O 33ANAO U T
VDD_L D O 33IN
VDD_L D O 12O UT
PS U P_1V0
XIN
XOUT
PS U P_3V3
VDD
SP I_ M O
SP I_ C K
SP I_ M I
SP I_ SS0
VDDO_ 1
VDD
TES T
S_ SD A
S_ SCL
RS T N
CS
SO
W P
VSS
SI
SC LK
HOLD
VCC
FROM/TO SUN MOD ULE
(PAGE 4)
TO SUN MOD ULE
(PAGE 4)
TO VO ICE
(PAGE 5)
FROM VO IC E
(PAGE 5)
FROM VO IC E
(PAGE 5)
1O E
1A
2Y
GND
VCC
2O E
1Y A
2A
1O E
1A
2Y
GND
VCC
2O E
1Y A
2A
SW1
SW4
SW3
True(Mic D isable d Mode )
Fa lse (Liste nin g Mode )
MIC _OFF
SW 1 SW 2 SW 3 SW 4
OFF OFF OFF
OFF
ON
ON
ON ON
MIC_OFF SW
TO VOICE
(PAGE 5)
FROM VOICE
(PAGE 5)
TO MIC
(PAGE 5)
FROM SU N MOD ULE/PLD
(PAGE 4,8)
VOICE D SP
61 GND
FROM SU NMODULE
(PAGE 4)
FROM POW ER
(PAGE 6)
FROM CN4004
(PAGE 4)
FROM SU NMODULE
(PAGE 4)
60 5 9 58 57 5 6 5 5 54 5 3 5 2 51 5 0 4 9 48 4 7 46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
302928272625242322212019181716
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16 17 18 19 20 21 22 23
24 25 26 27 28 29 30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46 47 48 49 50 51 52 53 54 55 56 57
58 59 60
IC5001
CV IC X20921-21Z
R5006
33
R5007
33
R5008
33
T5001
T5002
T5003
R5044
10K
R5011
10K
C5029
10V/2 .2 uF
C5030
16V/1 uF
C5031
25V/0 .01u F
R5022
130K
R5023
80.6K/F
C5032
16V/1 uF
C5033
25V/0 .01u F
R5005
OPE N
R5004
OPE N
C5003
16V/10u F
C5004
10V/0 .1 uF
R5003
2.2
C5002
50V/18P F
C5001
50V/18P F
R5002
470
R5001
1M
R5013
33
R5020
22.1/F
R5012
0
R5014
0
R5017
0
R5018
0
R5019
0
R5015
33
R5016
33
C5024
50V/10p F
T5004
T5005
R5010
100K
R5009
301K/F
L5001
(5040) 2 .2u H , 4.6A
8765
4 3 2 1
IC5002
MX 25L 3233FM2 I-08G
R5026
4.7K
R5024
4.7K
R5025
4.7K
C5037
25V/0 .01u F
C5036
16V/1 uF
C5025
25V/0 .01u F
C5026
16V/1 uF
C5007
25V/0 .01u F
C5008
16V/1 uF
C5009
25V/0 .01u F
C5035
25V/0 .01u F
C5034
16V/1 uF
C5028
25V/0 .01u F
C5027
16V/1 uF
C5013
25V/0 .01u F
C5012
16V/1 uF
C5011
25V/0 .01u F
C5010
16V/10u F
C5005
25V/0 .01u F
C5006
16V/1 uF
C5015
10V/0 .1 uF
C5014
16V/10u F
C5017
10V/0 .1 uF
C5016
16V/10u F
C5018
10V/0 .1 uF
C5019
10V/0 .1 uF
C5020
10V/0 .1
uF
C5021
10V/0 .1 uF
C5022
10V/0 .1 uF
C5023
50V/1000p F
R5021
22.1/F
1234
5 6 7 8
IC5003
SN 74LVC2 G 125D C UR
Q5005
MMBT3904
R5064
10K
R5065
100K
R5066
0
R5067
0
C5046
10V/0 .1 uF
R5063
47K
R5062
0
1234
5 6 7 8
IC5004
SN 74LVC2 G 125D C UR
Q5006
MMBT3904
R5068
10K
R5069
100K
R5070
0
R5073
0
C5047
10V/0 .1 uF
R5072
47K
R5071
0
R5056
10K
C5044
10V/0 .1 uF
C5045
16V/1 uF
Q5002
KRC 102S
R5057
0
Q5001
MT A 50P 01SN3
R5074
0
R5075
0
R5076
0
R5077
0
R5078
0
R5083
OPE N
R5082
OPE N
R5081
OPE N
R5080
OPE N
R5084
OPE N
R5086
OPE N
R5088
OPE N
R5089
OPE N
R5090
OPE N
1
2 3
4
X5001
24.000MH z
R5093
33
R5094
33
R5095
33
R5098
0
C5048
16V/1 uF
C5049
25V/0 .01u F
C5050
16V/1 uF
C5051
25V/0 .01u F
5V D
VOICE _ I2 C0_SD A
VOICE _ I2 C0_SC L
VOICE _ RESET
CL K
DO/IO1
CS DI/IO 0
LD O12O U T
+ 1.0V
GND
CT S /D MIC _DATA/ I2 S_DATA2
VOICE _ GPIO2
DSP _ VOICE_ S CLK
DSP _ VOICE_ D A T A
DSP _ VOICE_ L RCK
DSP _ VOICE_ D A T A 2
GNDPGND
GND
CS
DO/IO1
CL K
DI/IO 0
VOICE _3.3 V
DMIC_C L K
RT S /DMIC_C L K /I2S_ LRC K 2
GND
VOICE _3.3 V
DSP _ VOICE_ D A T A 2
DSP _ VOICE_ D A T A
SU N _VOICE _ D A TA
SU N _VOICE _ D A TA2
GND
GND
GND
VOICE _3.3 V
+ 3.3V_M IC
GND
VOICE _3.3 V
+ 3.3V_N
+ 3.3V_N
+ 3.3V_N
+ 3.3V_N
US B _5V _D ET
CT S /D MIC _DATA/ I2 S_DATA2
DMIC_D AT A
RT S /DMIC_C L K /I2S_ LRC K 2
VOICE _ GPIO1
US B 2_P1_D P
US B 2_P1_D M
DSP _ VOICE_ G PIO2
0D
TO D0
1D
TO D1
6D
TO D6
D7
TO 7D
7D
TO D7
D8
TO 8D
D9
TO 9D
Before Servicing
This Unit
Electrical Mechanical Repair Information Updating
13

Denon HOME 250 Specifications

General

Product color	White
Volume control	Touch
Recommended usage	Tablet / Smartphone
Remotely operated	Yes
Remote control type	Wireless
Speaker type	-
Woofer diameter	100 mm
Tweeter diameter	19 mm
Number of drivers	4
Speaker placement	Tabletop/bookshelf
Audio output channels	2.0 channels
Number of tweeter drivers	2
RMS rated power	- W
Amplifier class	D
Connectivity technology	Wired & Wireless
Ethernet LAN (RJ-45) ports	1
Cables included	AC
Package depth	192 mm
Package width	385 mm
Package height	323 mm
Package weight	4800 g
AC input voltage	100 - 240 V
AC input frequency	50 - 60 Hz

Weight and Dimensions

Depth	120 mm
Width	295 mm
Height	216 mm
Weight	3700 g