Onkyo TX-NR929 Service Manual page 28

A B
SCHEMATIC DIAGRAMS-01(PART-1)
AUDIO BLOCK DIAGRAM(1/2) SECTION
1
Model No. TX-NR929,DTR-60.5,DHC-60.5 SCHEMATIC DIAGRAM (PART-1)
HDMI Zone2L
TUNER
PACK
HDMI Zone2R
MIC AMP
FRONT MIC
MIC IN
2
FRONT IN_L
L
FRONT IN
FRONT IN_R
R
PHONO IN_L
L
PHONO IN
PHONO IN_R
R
PHONO EQ
TUNER IN_L
TUNER IN_R
TV/CD IN_L
L
TV/CD IN
3
TV/CD IN_R
R
PC IN_L
L
PC IN
PC IN_R
R
GAME IN_L
L
GAME IN
GAME1 IN
GAME IN_R
R
STB/DVR IN_L
L
STB/DVR IN
STB/DVR IN_R
R
4 CBL/SAT IN_L
L
CBL/SAT IN
CBL/SAT IN_R
R
BD/DVD IN_L
L
BD/DVD IN
BD/DVD IN_R
R
XLR_IN_L
DHC-40.5
STEREO
L
XLR_IN_R
XLR IN
R
MONO
5
NET_L
LPF
NET_R
VLSC2
LPF
DAC_FL
0dB
VLSC2
LPF
DAC_FR
0dB
VLSC2
LPF
6
DAC_C
0dB
LPF
DAC_SW
LPF
DAC_SL
LPF
DAC_SR
VLSC2
LPF
DAC_SBL
0dB
7
VLSC2
LPF
DAC_SBR
0dB
LPF
DAC_FHL
LPF
DAC_FHR
LPF
DAC_FWL
8
LPF
DAC_FWR
TX-NR929/ DTR-60.5/ DHC-60.5
C D
R2A15220FP
82 INR12
83 INL12
61 INL3
60 INR3
65 INL5 L
ADCL
53 Ana Allch ST.with lowpassfilter Ana Allch ST.with lowpassfilter
MAIN
64 INR5 R
ADCR
54
67 INL6
0/-6/-12/-18dB
66 INR6
69 INL7
SUBL1
L 46
Z2
68 INR7
SUBR1
R 47
71 INL8
70 INR8
73 INLA
72 INRA
SUBL2
75 INL9 L 32
SUBR2
74 INR9
R 33
79 INL10
78 INR10
87 INL14
86 INR14
57 INL1
56 INR1
59 INL2
58 INR2
63 INL4
62 INR4
77 RECL2
76 RECR2
REC_L
REC_R
2ch ADC
-6dB
PCM9211
DAC_FL
DAC_FR
DAC_C
DAC_SW
Differential circuit
DAC_SL
DAC_SR
DAC_SBL
DAC_SBR
DAC_FHL
DAC_FHR
DAC_FWL
DAC_FWR
FS0dB=4Vrms
E F G
AUDIO BLOCK DIAGRAM(1/2)
Down mix : No use
ANA_L
Tone : No use
DAC_SL
MCH SL
TONE
ANA_R
DAC_SR
TONE
MCH SR
DAC_SL DAC_SL 42
FLIN2
90
FLIN1
DAC_SR DAC_SR 43 DAC_C
FRIN2
91 L+R(-6dB)
FRIN1
DAC_C DAC_C 39 SWIN2
Ana Allch ST.
93 SWIN1 DAC_SW
L+R(-6dB)
L+R(-12dB)
DAC_SW DAC_SW 38
CIN2
L+R(-12dB) 92
CIN1
-6dB
FL(MIX)
95 DAC_FL
SRIN1
ANA_L
inverted down mix
PRE_Z2L
DAC/DIFF_L 34 SRCIN
priority terminal
ANA_R
ANA_L 41 DAC_FR
SRIN2
FR(MIX)
PRE_Z2R
ANA_R 40
SLIN2
This line no use
DAC/DIFFFR 35 DAC_FL
SLCIN
PRE_Z2L
inverted down mix DAC_SBL
94 SLIN1 ANA_L
-6dB
PRE_Z2L 97
SBRIN1
DAC_FR
This line no use
PRE_Z2R
DAC_SBL 44
SBRCIN
DAC_SBR
ANA_R
ANA_L 37
SBRIN2
PRE_Z2R 96
SBLIN1
0.5dB step/each VR
DAC_SBR 45 SBLCIN
ANA_R 36 SBLIN2
DAC_FL L
DAC_FR R
0/-6/-12/-18dB
DIFF_L L
DIFF_R R
L SUB1_L
REC_L
MAIN_L
-6dB
R SUB1_R
REC_R
MAIN_R
Z2L 42 FLIN2 Z2L
Z2R 90 FLIN1
TONE
Z3L
Z3R
Z2
ANA_L
ANA_R
43 Z2R
FRIN2
TONE
91
FRIN1
38 CIN2 Z3L
92 CIN1
Z3
39 Z3R
SWIN2
93
SWIN1
PRE_Z2L 94 SLIN1 PRE_Z2L
ANA_L
DAC_FHL 35 SLCIN DAC_FHL
Z3L
Z3L 40
SLIN2 High
priority terminal
PRE_Z2R 95 PRE_Z2R
SRIN1
ANA_R
DAC_FHR 34 DAC_FHR
SRCIN
Z3R
Z3R 41
SRIN2
SBL 96 SBLIN1
This line no use
DAC_FHL
ANA_L 45 DAC_SBL
SBLCIN
ANA_L
DAC_FWL 36 DAC_FWL
SBLIN2
Wide
SBR 97
SBRIN1
DAC_FHR
This line no use
ANA_R 44 DAC_SBR
SBRCIN
ANA_R
DAC_FWR 37 SBRIN2 DAC_FWR
R2A15220FP 0.5dB step/each VR
H I
TX-NR929/DTR-60.5
DHC-40.5 Refer to (2/2)
POWER AMPLIFIER
FLOUT 20 SL_AMP
+29dB
FL PRE
19 SL_Preout
FLC
18
+
FROUT 22 SR_AMP
FR PRE
23 SR_Preout
+29dB
FRC 24
+
SWOUT 14 C_AMP
SWC
13
+ +29dB
AGND
15
Ref. GND
COUT 16 SW_OUT
+22dB +29dB
CC 17
+
10 FL_AMP
SROUT
SR PRE
11 FL_Preout
+29dB
SRC 12
+
SLOUT 8 FR_AMP
SL PRE
7 FR_Preout
+29dB
SLC 6
+
SBROUT
2 SBL_AMP
SBR PRE
+29dB
3 SBL_Preout
SBRC 4
+
SBLOUT 100 SBR_AMP
+29dB
SBL PRE
99 SBR_Preout
SBLC
98
+
+29dB
PRE_Z2R
PRE_Z2L
DAC/DIFF_R
DAC/DIFF_L
L
ADCL
53
R
ADCR
54
SUBL1
46
SUBR1
47
SUBL2
32
SUBR2
33
RECL2 77
RECR2 76
FLOUT
20
FL PRE
19
FLC 18
+
FROUT 22
FR PRE
23
FRC 24
+
COUT
16
CC 17
+
AGND 15
Ref. GND
SWOUT 14
SWC 13
+
SLOUT
8 FHL_AMP
SL PRE
7
SLC 6
+
10 FHR_AMP
SROUT
SR PRE 11
SRC 12
+
SBLOUT 100
SBL PRE
99
SBLC 98
+
SBROUT
2
SBR PRE
3
SBRC 4
+
TITLE
AUDIO BLOCK DIAGRAM(1/2)
SHEET
1
TX-NR929/ DTR-60.5/ DHC-60.5
J K
HEADPHONES
SPEAKER TERMINALS
FL
FRONT LEFT
FR
FRONT RIGHT
SPRLF
C
CENTER
SPRLC
SL
SURR
LEFT
SR
SURR
SPRLSR
RIGHT
SBL
SUR. BACK
LEFT
SBR
SUR. BACK
SPRLSB
RIGHT
SPRLFW2
FHL
Front High
FHL/Z3
/ Bi Amp/Z3
LEFT
FHR
FHR/Z3R
Front High
/ Bi Amp/Z3
SPRLFH
RIGHT
SBL
FHL/Z3L
Front Wide/Z2
LEFT
SBR
Front Wide/Z2
FHR/Z3R
RIGHT
SPRLFW
11.2ch
PREOUT
FL_Preout
FL
FR_Preout
FR
C_Preout
C
SL_Preout
SL
SR_Preout
SR
SBL_Preout
SBL
SBR_Preout
SBR
SW_Preout
SWL
SWR
TX-NR929/DTR-60.5
FHL_Preout
FHL/FWL/SBL
FHR_Preout
FHR/FWR/SBR
FWL_Preout
FWL/FHL/SBL
FWR_Preout
FWR/FHR/SBR
Z2_PRELINE_L L
Z2 PRE/
LINE OUT
Z2_PRELINE_R R
Z3_PRELINE_L
L
Z3 PRE/
LINE OUT
Z3_PRELINE_R R
DRAWING_No.
TX-NR929,DTR-60.5,DHC-60.5 RC-202983
DATE DESIGN
64 2013/03/18 M.Sawai