Onkyo TX-SR505 - AV Receiver Rear Panel Connections; Digital, HDMI, Component, and Antenna Ports; Speaker, Control, and Audio Input;Output Ports

TX-SR505/505E
SCHEMATIC DIAGRAMS-3
DSP SECTION
TX-SR505/505E
C+
SW-
SW+
C-
1.2VDSP
SR-
SR+
SL-
SL+
FR-
FR+
PLLSCL_VCSCL PLLSDA_VCSDA
+12V_OP
DIGCLK_3.3V DIGSDI_3.3V DIGSDO_3.3V
DIRCS_3.3V
DIRINT_3.3V DIRRST_3.3V
TU_R TU_L
GNDTU
RDSDAT
STEREO
SD
+4.1V
+3.5V
+3.3V
SBR-
SBL+
SBL-
FL+
FL-
RTAD
LTAD
TU_L
GNDTU
TU_R
MICOUT
RI
DAC_SR
DAC_SL
DAC_SBL
DAC_SBR
VOLH
SEC1H
PROTECT
VOLCLK
VOLDAT
DAC_CT
DAC_SW
DAC_FL
DAC_FR
AMUT
VCSCL
GNDV4V
V3V
VSYNC
VCRST
SDET
VMUT
FANCTRL
V3_R
LEDSTBY +12VA VOLB VOLA -VP FLAC2 KEYINT1 +5.6DIS KEY3 KEY2 KEY1 KEY0 FLDSDO FLDCLK FLDCS FLDRST REMIN KEYINT0 FLAC1 GNDDG MICDET MICMUT -12VA MICOUT V3_R
GNDV4
V3_L
V3_L GNDV4V V3V
FLAC1 FLAC2
-VP
APOWER
VPOWER
+10VDSP
+10S
GNDXM
POFF
POFF2_2
HPDET
GNDDG
+5VDSP
SBR+
-12V_OP
+5VXM
+12VA
-12VA
GNDV4
GNDV4 +5VDIS
+5VDSP
GNDDG
THERMAL
+12VTU
-12VTU
+5VDSP_CODEC
GNDA
GNDDG
To TUNER UNIT
+
+5.0V
+12V
(1/2W)
(1/2W)
-35.0V
To NAAF-8779(1/2)
(SD-1 : D1)
To NAVD-9178(1/2)
(SD-5 : E1)
To NAVD-9178(2/2)
(SD-6 :E3)
To NADIS-9148
(SD-4 : H1)
(GNDMIC)
GND+12V
R106, R107
NC
0
R104
0
NC
R103
TX-SR505E MPP, MPB
TX-SR505 MDD, MDC
MGK, MGQ, MWT, MWO
+3.3V
TP09
TP10
TP11
TP12
TP13
TP14
TP15
TP16
TP17
39(1W)
47(1W)
1K
10KNC
NC
NC
10K
TX-SR505 MDD, MDC
T-SR505 E MPP, MPB
TX-SR505 MWO, MWT
MGK, MGQ
1K
NC
NC
10K
NC
10K
R630R619R612 R610
C104
104Z
R301 47
L312 LM182
R303
47
C305 104Z
R
3
4
C315
104Z
R304
220
R305
47
R306
220
R307
220
R308
47
R309 220
C306
47/25
+
C307
104Z
C308
100/16
+
C309
104Z
L303
R311
2.7K
C310 222K C311 473K
R3
3
R3
3
R3
3
C333 330J
C334 330J
C336 330J
P101A
1 2 3 4 5 6 7 8 9
10 11 12 13
R104
LIST
R106
LIST
R107
LIST
P304A
1
2
3
R748
2.2(1/2W)
D742
1SS355
R743
6.8K
R741 1K R749
3.9K
D741
CRS09
R742 6.8K
L741
470K
C743
1000/6.3
+
D744
RL1N4003
Q742
BD7820
1
_SHUT
2
INPUT
3
GND
4
OUTPUT
5
DAJ
D743
1SS355
C745
10/50
+
R744
0
R745
39K
R746
39K
R747
33K
Q746
TA48033AF
1
I
2
G
3
O
C747
10/50
+
R591
22
R592
22
C591
220/25
+
C592
220/25
+
R552
1.5K
R562
1.5K
R512
22K
C442
471J
R502
1.5K
C432
122J
R491
10K
C431
122J
C408
472J
R436
470
C406
472J
R406
3.3K
C405
472J
C404
333J
C403
472J
R413
3.3K
C402
472J
C401
472J
P303A
14
13
12
11
10
9
8
7
6
5
4
3
2
1
R3
3
C337 330J
Q431:A
Q411, 412, 431 - NJM4580M-D
7
4
5
6
8
Q431:B
1
2
3
Q403:A
7
4
5
6
8
Q403:B
1
2
3
P302A
14
13
12
11
10
9
8
7
6
5
4
3
2
1
R715
0
R716
0
R717
0
P2004A
10
9 8 7 6 5 4 3 2
1
R718
0
P701A
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
P2005A
1 2
3 4
5
6 7 8 9
10 11 12 13 14 15 16
R418
3.3K
R408
3.3K
R438
R428
R458
4.7K
R448
4.7K
R478
180
R468
180
R417
3.3K
R407
3.3K
R437
R427
R447
4.7K
R457
4.7K
R477
180
R416
3.3K
R456
4.7K
R476
180
R426
470
R466
180
R446
4.7K
R445
4.7K
R425
470
R405
3.3K
R415
3.3K
R435
470
R455
4.7K
R475
180
R465
180
R414
3.3K
R404
3.3K
R434
470
R424
470
R454
4.7K
R444
4.7K
R474
180
R443
4.7K
R423
470
R463
180
R403
3.3K
R473
180
R453
4.7K
R433
470
R412
3.3K
R432
R402
3.3K
R462
180
R472
180
R411
3.3K
R401
3.3K
R421
R431
R451
R471
180
R481
10K
R482
10K
R501
1.5K
R511
22K
R541
22K
R551 1.5K
Q421:B
1
2
3
R561 1.5K
R531
22K
R522
22K
R532
22K
Q421:A
7
4
5
6
8
R542
22K
Q411:A
7
4
5
6
8
R492
10K
C441
471J
R341
10K
R324
56
R323
56
R322
56
R326
3.9K
R325
3.9K
C325
222J
C326
222J
R321
56
R352
10K
R351
10K
C341 101J
C342
101J
R342
10K
Q404:A
7
4
5
6
8
C428
681J
C418
681J
Q404:B
1
2
3
C417
681J
R467
180
C407
472J
C427
681J
C426
681J
C416
681J
C415
681J
C425
681J
C424
153J
R464
180
C414
153J
C413
681J
C423
681J
C422C412C411C421
R571
0
R572
0
R461
180
Q401:B
1
3
2
Q401:A
7
8
6
5
4
Q402:B
1
3
2
Q402:A
7
8
6
5
4
R521
22K
Q411:B
1
2
3
JL6402B
C102
104Z
Q741
SI8008TM
1
VIN
5
SS
3
GND
4
VADJ
2
SW
C312
104Z
C301
103Z
R103
R102
C628 104Z
C629
104Z
C103
100/25
+
C105
+
Q301
CS42518-CQ
17
VQ
18
FLT+
19
REFGND
20
AOUTB4-
21
AOUTB4+
22
AOUTA4+
23
AOUTA4-
24
VA
25
AGND1
26
AOUTB3-
27
AOUTB3+
28
AOUTA3+
29
AOUTA3-
30
AOUTB2-
31
31 : AOUTB2+
32
32 : AOUTA2+
33
AOUTA2-
34
AOUTB1-
35
AOUTB1+
36
AOUTA1+
37
AOUTA1-
38
MUTEC
39
LPFLT
40
AGND2
41
VARX
42
RXP7/GP7
43
RXP6/GP6
44
RXP5/GP5
45
RXP4/GP4
46
RXP3/GP3
47
RXP2/GP2
48
RXP1/GP1
RXP0 : 49
TXP : 50
VD
2
DGND
2
VL
S
SAI_SDOU
T
RMC
K
CX_SDOU
T
ADCIN
2
ADCIN
1
OMC
K
SAI_LRC
K
SAI_SLC
K
CX_SDIN4 : 62
CX_SDIN3 : 63
CX_SDIN2 : 64
1
CX_SDIN1
2
CX_SCLK
3
CX_LRCK
4
VD1
5
DGND1
6
VLC
7
CCLK/SCL
8
CDOUT/SAD
9
CDIN/AD1
10
CS/AD0
11
INT1
12
_RST
13
AINR-
14
AINR+
15
AINL+
16
AINL-
C106 104Z
C107 104Z
C754 104Z C742 104K
C741
470/16
+
X171
24.576MHz
1 2
R171
1M
C172
060D
C171
104Z
L
1
LBC2518T
4
Q171
TC7WU04FU
1
2
3
4
GND
5
6
7
8
VD
L1
7
LM1
C173 060D
L1
7
LM1
C318
104Z
C317
NC
C755 104Z
C287
104Z
Q341:B
2
3
1
Q341:A
5
6
8
7
4
C321
10/50
+
C322
10/50
+
C323
10/50
+
C324
10/50
+
C316
221J
C303
470/10
+
C746
100/10
+
C748
100/10
+
R422
470
R441
R442
R452
Q401- Q404 : NJM4580M-D
To
N
To NAAF-8779(1/2)
(SD-1 : C1)
To NAAF-8779(1/2)
(SD-1 : B1)
+5VDIS
THERMAL
GNDDG2
NAETC-8781
Q6380
LM61CIZ
1
G
2
O
3
V
JL6402A
U03
THERMAL SENSOR
PC BOARD
<Note>
NC = No mount of parts.
SD-Z : XY
Location of connected terminal in schematic diagrams.
SD-Z = Schematic diagrams-Z. X = A to H, Y = 1 to 5.
DIR/DAC/ADC
L303, 304 : LBC2518T4R7M
NC
THE COMPONENTS IDENTIFIED BY MARK ARE CRITICAL FOR SAFETY
REPLACE ONLY WITH PART NUMBER SPECIFIED.
VOLTAGE (MEASURED WITH VOLTMETER) IS DC VOLTAGE.(NO INPUT SIGNAL).
ALL PNP TRANSISTORS ARE EQUIVALENT TO 2SA1015-GR UNLESS OTHERWISE NOTED.
ALL NPN TRANSISTORS ARE EQUIVALENT TO 2SC1815-GR UNLESS OTHERWISE NOTED.
ALL DIODES ARE EQUIVALENT TO 1SS133 UNLESS OTHERWISE NOTED.
ELECTROLYTIC CAPACITORS ( ) ARE IN uF/WV.
ALL CAPACITORS ARE IN pF/50WV UNLESS OTHERWISE NOTED.
EX) 030- 3pF 330- 33pF 331- 330pF 333- 0.033uF
ALL RESISTORS ARE IN OHMS 1/4WATTS UNLESS OTHERWISE NOTED.
THE THICK LINES ON PC BOARD ARE THE PRINTING SIDE OF THE PARTS.
EX) PRINTING SIDE
CIRCUIT IS SUBJECT TO CHANGE FOR IMPROVEMENT.
!
NOTE
NC
NC
LIST
MODEL & TYPE
Refer to following table about the parts displayed by mark " LIST ".
470
470
470
470
470
470
470
4.7K4.7K
4.7K
4.7K
681J681J681J681J
VCSDA
FANH
FRONT Lch
FRONT Rch
DIGITAL
WF09
WF10
TP08
Refer to following table about the parts
displayed by mark " LIST ".
Q341 : NJM4580M-D
MODEL & TYPE
A
1
2
3
4
5
BCDEFGH