Denon AVR-2312 Service Manual

135
SCHEMATIC DIAGRAMS (12/30)
INPUT UNIT
d
ANALOG AUDIO SIGNAL LINE
BD IN
L CH
R CH
DVD IN
L CH
R CH
SAT/
L CH
R CH
CBL
DVR IN
L CH
R CH
IPOD
L CH
R CH
CD IN
L CH
R CH
PHONO
L CH
R CH
SWIN1 SLIN1 SRIN1 SBLIN1
SBRIN1 SBLC
SBL PREOUT
SBLOUT
INL13
INL5
INR5
INL8
INR8
INL3
INR3
INL2
INR2
AGND
ADC R
ADC L
AVEE
MUTE
INL9
INRB
INR11 INL11 INR12
INR13 RECR3 RECL3
CIN1
AVCC
ZONE3-L
ZONE3-R
SRCIN
SLCIN
D/A_SBL
D/A_SBR
D/A_C
D/A_SW
D/A_SL
D/A_SR
D/A_FL
D/A_FR
DCR IN
DCL IN
ZONE2-L
ZONE2-R
DGND
DATA
CLOCK
TRER
BASSR2
TREL
BASSL2
BASSL1
FRC
FR PREOUT
FROUT
AGND
FL
OUT
FL PREOUT
FLC
CC
COUT
AGND
SWO
UT
SWC
SRC
SR PREOUT
SROUT
AGND
SLOUT
SL PREOUT
SLC
AGND
SBRC
SBR PRE
SBROUT
AGND
INR10
INL10
R2A15220FP
INLB
INR9
INR4
INL4
INR7
INL7
INR6
INL6
INRA
INLA
FLIN1
FRIN1
INR1
INL1
INL12
INL14 INR14
BASSR1
INA1 INA2
INA3 INA4 GND DCCAP_A
GND OUTA VDDOUT DATA
CLOCK
LATCH
GND
TREA BASSA1 BASSA2
INB1 INB2 INB3
INB4
GND
DCCAP_B
GND
OUTB
ADR1
ADR0
VDD
GND
TREB
BASSB1
BASSB2
VCC
INA1 INA2 INA3 INA4
GND DCCAP_A GND OUTA VDDOUT DATA CLOCK LATCH GND
TREA BASSA1 BASSA2
INB1
INB2 INB3 INB4
GND
DCCAP_B
GND
O
UTB
ADR1 ADR0
V
DD
GND
TREB
BASSB1 BASSB2
VCC
AVR2312 OPEN
TUNER_R AGND AGND TUNER_L MX_GND MXR
MXL
MX_GND
DA-8V DA-8V DA+8V
DA+8V AGND AGND AGND ADINL ADINR DAGND DAFL DAGND DAFR DAGND DAC DAGND DASW DAGND DASL
DAGND DASR DAGND DASBL DAGND DASBR DAGND DACRTGND DACRTGND VAUXL VAUXR AGND MIC AGND AGND
DAGND DA_Z2L DAGND DA_Z2R DAGND DA_Z3L DAGND DA_Z3R ZVOLCLK ZVOLDATA ZVOLSTB MVOLDATA MVOLCLK
TO AMP1 PART
FL
AGND
SL
AGND
C
AGND
SR
AGND
FR
AGND
SBL
AGND
SBR
FL
AGND
FR
AGND
C
AGND
SW1
AGND
SL
AGND
SR
AGND
SBL
AGND
SBR
AGND
SW2
AGND
AGND
ZONE2_L
AGND
AGND
AGND
R
EC_L
REC_R
ZONE2_R
ZONE3_L
ZONE3_R
AVR2312 OPEN
TO CONNECT A PART
4661~4690
DAGND
(PAEG 8/30)
(PAGE 2/30)
A
D
E
F
H
I
J
AVR3312
AVR2312
A B C D E F H I J
O
X
O
470k
470k
X
X
X
O O
X
OPTION
TO CONNECT A PART
(PAEG 8/30)
TO CONNECT A PART
(PAEG 8/30)
TO CONNECT B PART
(PAEG 9/30)
TO CONNECT B PART
(PAEG 9/30)
DAGND
- +
B
-+
A
7.1 IN
OPEN
B
B
C
C
H
470k
X
XX X
I
OPTION "B" AVR3312 E2/E1C = 4.7kohm
AVR3312 E3/K = 0ohm
OPTION "C" AVR3312 E2/E1C = USE
AVR3312 E3/K = OPEN
Refer to below
To digital B'D
Trans Body point
Trans Body point
1P wire
Terminal(For GND Connection)
Trans. Temp_detect Part
R4601
470
R4603
820K
C4603
330P
R4602
470
R4604
820K
C4604
330P
R4605
470
R4607
820K
C4607
330P
R4606
470
R4608
820K
C4608
330P
R4611
470
R4613
820K
C4613
330P
R4612
470
R4614
820K
C4614
330P
R4615
470
R4617
820K
C4617
330P
R4616
470
R4618
820K
C4618
330P
R4621
470
R4623
820K
C4623
330P
R4622
470
R4624
820K
C4624
330P
R4625
470
R4627
820K
C4627
330P
R4626
470
R4628
820K
C4628
330P
R4661
0
L4662
OPEN
R4662
0
R4663
390
R4664
390
R4665
68K
C4665
220P
R4666
68K
C4666
220P
C4629
OPEN
R4629 0
R4630 0
JK466
RCA-207A-02
R4667
150K
C4663
10/50
C4679
0.022u
R4671
240
R4683
22
R4679
130K
R4681
11K
C4675
220/10V
C4681
6800P
1234
5 6 7 8
A
+-
B
+ -
A OUTPUT
A-INPUT
A+INPUT
V-
B+INPUT
B-INPUT
B OUTPUT
V+
IC466
AZ4580
R4669
47
C4677
100P
R4685
47
C4687
10/50
R4687
470K
C4689
10/50
C4690
10/50
R4668
150K
C4664
10/50
R4670
47
C4678
100P
C4676
220/10V
R4672
240
R4680
130K
C4680
0.022u
R4682
11K
C4682
6800P
R4684
22
R4686
47
C4688
10/50
R4688
470K
C4619
OPEN
R4619
0
R4620 0
C4609
OPEN
R4609
0
R4610 0
R4631
470
R4633
820K
C4633
330P
R4632
470
R4634
820K
C4634
330P
R4635
470
R4637
820K
C4637
330P
R4636
470
R4638
820K
C4638
330P
R4641
470
R4643
820K
C4643
330P
R4642
470
R4644
820K
C4644
330P
R4645
470
R4647
820K
C4647
330P
R4646
470
R4648
820K
C4648
330P
99 98 97 96 95 94 93
92
91 90 89 88 87
86 85 84 83 82 81
80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 52 5
1
50 49
48
47 46
45 44 43 42 41 40
39 38 37 36 35 34
33 32 31
302928272625242322212019181716151413121110987654321
100
IC471
R4719
100
R4720
100
C4639
OPEN
R4639 0
R4640 0
C4649
OPEN
R4649
0
R4650 0
C4727
100/16V
C4728
100/16V
R4778
470K
R4777
470K
R4776
470k
R4775
470k
D4780
1N4007SRT
D4779
1N4007SRT
C4761
10/50
C4762
10/50
C4763
10/50
C4764
10/50
C4765
10/50
C4766
10/50
C4767
10/50
C4768
10/50
C4773
10/50
C4774
10/50
R4761
10K
R4762
10K
R4763
10K
R4764
10K
R4765
10K
R4766
10K
R4767
10K
R4768
10K
R4773
100K
R4774
100K
C4781
10/50
C4782
10/50
C4783
10/50
C4784
10/50
R4781
100K
R4782
100K
C4722
OPEN
C4726
OPEN
C4724
OPEN
C4721
OPEN
C4725
OPEN
C4723
OPEN
R4722
OPEN
R4721
OPEN
C4702
100/50
V
R4702
100
R4704
100
C4701
100/50V
C4705
47/50V
R4701
100
R4703
100
R4705
100
R4707
100
C4706
47/50V
C4710
47/50V
C4711
47/50V
C4714
47/50V
C4713
47/50V
R4710
100
R4712
100
R4709
100
R4711
100
R4714
100
R4716
100
R4715
100
R4713
100
R4784
100K
R4783
100K
13 12 11 10 9 8 7 6 5 4 3 2 1
BN461
WIRE/13P/2mm
R4794
0
R4795
0
R4796
0
R4797
0
R4798
0
R4799
0
R4791
OPEN
R4792
OPEN
R4793
OPEN
1234
5 6 7 8
A
+ -
B
+-
A OUTPUT
A-INPUT
A+INPUT
V-
B+INPUT
B-INPUT
B OUTPUT
V+
IC472
OPEN
R4731
OPEN
C4731
OPEN
R4733
OPEN
R4732
OPEN
C4732
OPEN
R4734
OPEN
R4735
OPEN
R4736
OPEN
R4737
100
R4738
100
C4729
10/50
C4730
10/50
R4757
100
R4758
100
32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17
16151413121110987654321
IC484
NJW1194V
1234
5 6 7 8
A
+ -
B
+-
A OUTPUT
A-INPUT
A+INPUT
V-
B+INPUT
B-INPUT
B OUTPUT
V+
IC481
AZ4580
1234
5 6 7 8
A
+ -
B
+-
A OUTPUT
A-INPUT
A+INPUT
V-
B+INPUT
B-INPUT
B OUTPUT
V+
IC482
AZ4580
1234
5 6 7 8
A
+ -
B
+-
A OUTPUT
A-INPUT
A+INPUT
V-
B+INPUT
B-INPUT
B OUTPUT
V+
IC483
AZ4580
C4801
10/50
R4801
470K
C4803
0.01uF
C4805
0.01uF
R4805
270K
R4803
150K
R4811
100
C4811
10/50
R4815
68K
R4817
68K
R4819
33K
C4819
68P
R4821
4.7K
C4823
100P
R4823
4.7K
R4825
47
C4825
10/50
R4807
0
R4809
OPEN
R4813
100K
R4827
100K
C4827
10/50
C4802
10/50
R4802
470K
R4806
270K
C4804
0.01uF
C480
6
0.01uF
R4804
150K
R4812
100
C4812
10/50
R4814
100K
R4810
OPEN
R4808
0
R4816
68K
R4818
68K
R4820
33K
C4820
68P
R4822
4.7K
R4824
4.7K
C4824
100P
R4826
47
C4826
10/50
R4828
100K
C4828
10/50
R4829
OPEN
C4845
33/25V
R4831
100
C4837
3300P
C4839
0.1uF
C4841
4.7/50V
R4841
4.7K
C4831
10/50
R4833
100K
R4834
100K
R4835
100K
C4842
4.7/50V
C4840
0.1uF
R4842
4.7K
C4838
3300P
R4830
OPEN
C4832
10/50
R4836
100K
R4832
100
C4843
33/25V
C4844
10/50
32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17
16151413121110987654321
IC489
NJW1194V
1234
5 6 7 8
A
+ -
B
+-
A OUTPUT
A-INPUT
A+INPUT
V-
B+INPUT
B-INPUT
B OUTPUT
V+
IC486
AZ4580
1234
5 6 7 8
A
+ -
B
+-
A OUTPUT
A-INPUT
A+INPUT
V-
B+INPUT
B-INPUT
B OUTPUT
V+
IC487
AZ4580
1234
5 6 7 8
A
+ -
B
+-
A OUTPUT
A-INPUT
A+INPUT
V-
B+INPUT
B-INPUT
B OUTPUT
V+
IC488
AZ4580
C4851
10/50
R4851
470K
C4853
0.01uF
C4855
0.01uF
R4855
270K
R4853
150K
R4861
100
C4861
10/50
R4865
68K
R4867
68K
R4869
33K
C4869
68P
R4871
4.7K
C4873
100P
R4873
4.7K
R4875
47
C4875
10/50
R4857
0
R4859
OPEN
R4863
100K
R4877
100K
C4877
10/50
C4852
10/50
R4852
470K
R4856
270K
C4854
0.01uF
C4856
0.01uF
R4854
150K
R4862
100
C4862
10/50
R4864
100K
R4860
OPEN
R4858
0
R4866
68K
R4868
68K
R4870
33K
C4870
68P
R4872
4.7K
R4874
4.7K
C4874
100P
R4876
47
C4876
10/50
R4878
100K
C4878
10/50
R4879
OPEN
C4895
33/25V
R4881
100
C4887
3300P
C4889
0.
1uF
C4891
4.7/50V
R4891
4.7K
C4881
10/50
R4883
100K
R4884
100K
R4885
100K
C4892
4.7/50V
C4890
0.1uF
R4892
4.7K
C4888
3300P
R4880
OPEN
C4882
10/50
R4886
100K
R4882
100
C4893
33/25V
C4894
10/50
R4717
100
R4718
100
R4727
OPEN
R4728
OPEN
R4725
R4726
R4739 R4740 R4741 R4742 R4743 R4744 R4745 R4746
R4723
470k
R4724
470k
C4691 OPEN
R4691 0
R4692
0
R4729
470k
R4730
470k
1
2
3
4
5
6
7
JK461
RCA-405B
1
2
3
4
5
6
7
JK462
RCA-405B
1
2
3
4
5
6
7
JK463
RCA-405B
1
2
3
4
5
6
7
JK464
RCA-405B
1
2
3
4
5
6
7
JK465
RCA-405B
1234
5 6 7 8
A
+ -
B
+-
A OUTPUT
A-INPUT
A+INPUT
V-
B+INPUT
B-INPUT
B OUTPUT
V+
IC475
OPEN
C4751
OPEN
R4753
OPEN
C4752
OPEN
R4754
OPEN
R4755
OPEN
R4756
OPE
N
R4751
OP
EN
R4752
OPEN
D4601
OPEN
D4602
OPEN
D4605
OPEN
D4606
OPEN
D4611
OPEN
D4612
OPEN
D4615
OPEN
D4616
OPEN
D4621
OPEN
D4622
OPEN
D4625
OPEN
D4626
OPEN
D4631
OPEN
D4632
OPEN
D4635
OPEN
D4636
OPEN
D4641
OPEN
D4642
OPEN
D4645
OPEN
D4646
OPEN
2
13
46
57
810
911
1214
1315
16
17
CN44B
C125Z2
2
13
46
57
810
911
CN45B
C125Z2
2
1 3
4 6
5 7
8 10
9 11
12 14
13 15
CN43B
C125Z2
27
26
25
24
23
222
1 3
4 6
5 7
8 10
9 11
12 14
13 15
16
17
18
19
20
21
CN42B
C125Z2
2
13
46
57
810
911
1214
1315
CN41B
C125Z2
L4661
OPEN
C4662
100P
C4661
100P
D2397
1SS355
D2399
1SS355
R2396
PRF18BE471QB5RB
R2399
PRF18BE471QB5RB
R2395
6.8K
R2398
6.8K
123
BN203
JW203
CH_GND
R2394
0
R2397
0
IN
ZONE
DA
REC_1
VOL
REC
AMP
BD_L
BD_R
DVD_L
DVD_R
EXTFL
EXTFR
EXTC
EXTSW
EXTSL
EXTSR
EXTSBL
EXTSBR
ADIN_L
ADIN_R
V.AUXR
V.AUXL
DAZONE2R
DAZONE2L
DAZONE3R
DAZONE3L
MXPR
MXPL
TUNER_R
TUNER_L
MIC_IN
PHONO_R
PHONO_L
BD_L
BD_R
DVD_L
DVD_R
SAT_L
SAT_R
DVR_L
DVR_R IPOD_L
IPOD_R CD_L
CD_R EXTFL
EXTFR EXTC EXTSW
EXTSL EXTSR EXTSBL
EXTSBR
Z2R
Z2L
Z3R
Z3L
DAFR
DAFL
DASR
DASL
DASW
DAC
DASBR
DASBL
ZONE2_L
ZONE2_R
ZONE3_L
ZONE3_R
TUNER_R
TUNER_L
MXPR MXPL
V.AUXL
V.AUXR M
IC_IN
PREC
AMPC
MVOLDATA
MVOLCLK
VOL2
AMPFL
AMPSL
AMPC
AMPSR
AMPFR
AMPSBL
AMPSBR
PREFL
PREFR
PREC
PRESW
PRESL
PRESR
PRESBL
PRESBR
PRESW2
DVR_REC_L
DVR_REC_R
ZONE2_L
ZONE2_R
ZONE3_L
ZONE3_R
PRESW2
PRESW
MVOLCLK
MVOLDATA
VOLSTB VOLDATA
VOLCLK
VOL2
VOLDATA
VOLCLK
VOLSTB
ZONE2_L
ZONE2_R
Z2L
Z2R
VOLDATA
VOLCLK
VOLSTB
ZONE3_L
ZONE3_R
Z3L
Z3R
CD_L
IPOD_R
IPOD_L
DVR_R
DVR_L
SAT_R
SAT_L
DAZONE2L
DAZONE2R
DAZONE3L
DAZONE3R
CD_R
DASBR DASBL
DASR DASL DASW
DAC
DAFR DAFL
ADIN_R
ADIN_L
DVR_REC_L
DVR_REC_R
AMPFR
PREFR
AMPFL
PREFL
AMPSR
PRESR
PRESL
AMPSL
PRESBR
AMPSBR
PRESBL
AMPSBL
PHONO_L
PHONO_R
SWM3.3V
THERMALDET_D
THERMALDET_C
STBY POWERGND POWER + POWER -
87654321
A
B
C
D
E
F

Denon AVR-2312 Specifications

General

Impedance	8 Ω
Speaker selector	A+B
Input sensitivity	200 mV
Pre-out connectivity	Yes
Audio output channels	7.1 channels
Audio A/D Converter (ADC)	24-bit/96kHz
Signal-to-Noise Ratio (SNR)	100 dB
Total Harmonic Distortion (THD)	0.08 %
Power output per channel (1KHz@8 Ohm)	135 W
Power output per channel (20-20KHz@8 Ohm)	105 W
HDMI in	7
Composite video in	4
Ethernet LAN (RJ-45) ports	1
Multichannel audio input type	RCA
Component video (YPbPr/YCbCr) in	2
Headphone connectivity	6.3 mm
Connectivity technology	Wired
Speakers connectivity type	Binding post
Audio formats supported	AAC, FLAC, MP3, WAV, WMA
Image formats supported	JPG
Wi-Fi	No
AM band range	522 - 1611 kHz
FM band range	87.5 - 108 MHz
Supported radio bands	AM, FM
Preset stations quantity	56
Internet radio services supported	Last.fm, Napster
Supported video modes	1080i, 1080p, 480i, 480p, 576i, 576p, 720p
Display	VFD
HDMI version	1.4a
Product color	Black
Audio decoders	Dolby Pro Logic IIz, Dolby TrueHD, DTS-HD Master Audio
Volume control	Rotary
Apple docking compatibility	iPad, iPhone, iPod
Number of products included	1 pc(s)
AC input voltage	230 V
AC input frequency	50 Hz
Power consumption (standby)	0.1 W
Power consumption (typical)	600 W

Weight and Dimensions

Depth	382 mm
Width	434 mm
Height	167 mm
Weight	11000 g