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A B C D E F G H I J
RX-V863/HTR-6180/DSP-AX863/DSP-AX863SE
1
I BLOCK DIAGRAMS
AUDIO (DIGITAL) SECTION BLOCK DIAGRAM
DIGITAL · See page 107-111
2 SCHEMATIC DIAGRAM
IN1
DVD
IC16 IC17
IN2
DVR HDMI Switcher HDMI Dual Receiver
SII9135CTU
IN3
VCR
86 85 81 82 83 84 78 89
SCK/DCLK
WS/DR0
SD0/DL0
SD1/DR1
SD2/DL1
SD3/DR2
SPDIF/DL2
MCLK
3 2 18 MCLK
9 11 SCK/DCLK
8 12 WS /DR0
Buffer
IC13
7 13 SD0/DL0
HDMI
6 14 SD1/DR1
5 15 SD2/DL1
4 16 SD3/DR2
3 17 SPDIF/DL2
IC12 Rx_MCLK Selector Control
MCLK Selector Rx_SCK
SCK CKSELA PDSEL
6 Rx_WS ADC_MCLK
WS CKSELB
Rx_SD0 ADC_SCK
SD0 7 MCLK
ADC_WS IC45, 46
SCK
SPDIF
Selector
DCLK
5 ADC_SDO WS
DR0
DR1
DR2
4
SD1
SD2
SD3
DL0
DL1
DL2
SD0 TC74VHC
RMCK MCLK IC44 SELMCK
RBCK DCLK DSP SELBCK
15 16 17 18 19 20 21 8 7 6 4 9
RWCK - D70YE101 SELWCK
IC56 SELSDO
IC10 ADSDO DL0 IC62 DABCK
Audio Upconv. Mute SELSDO Selector DABCK
HDMI Transmitter RMCK SELMCK DAWCK
OUT DAWCK
RBCK SELBCK TIBCK DASD_P 5
SIL9134CTU DASD_P
RWCK SELWCK TIWCK DASD_F
DIRSDO SELSDO TISD_P IC64
Post TISD_F DABCK
IC41 XMMCK Decoder 2ch DAC 15,14
Processor DAWCK
MD/CD-R 1 DIR 44-46 XMBCK + IC68 DAFL/DAFR
OUT
SD1/DR1 DASD_F
2C89057W XMWCK -
Rec SD2/DL1 27,26
2 XMSDO SD3/DR2 116 TISD_C 11 22,21 IC69 DAC/DASW
IC65 -
DL2 115 TISD_S 12 20,19 IC70 DASL/DASR
OPTICAL
8ch DAC -
V-AUX SPDIF 3 DR0 113 TISD_SB 13 16,15 IC71 DASBL/DASBR
RMCK -
RBCK
5 MD/CD-R 4 RWCK
IN
DIRSDO
Selector
DVD 5 16,17,20,21
DIR IC49 IC51
64M SDRAM 16M Flash ROM
DTV/CBL 8
RMCK
COAXIAL
CD 9 RBCK
IC52 RWCK R682, 693
Buffer IC66 IC67 R694 ,683
DVD 10 24 ADSDO 12
2ch ADC
1,2
TC74VHCU04 + Att.
Q602,604
MIC SW MCSEL Selector Control
(V663 UC)
YPAO MIC
6
Sirius
XMMCK
U, C models XMBCK
XMWCK
DASVL/DASBR
IC42 XMSDO IC61 IC72
DASL/DASR
DAFL/DAFR
DAC/DASW
XM +
XM/DT IC 2ch DAC
XML/XMR
ADL/ADR
SRL/SRR
U, C models
MIC
to AUDIO SECTION
7
87
A B C D E F G H I J
RX-V863/HTR-6180/DSP-AX863/DSP-AX863SE
1
AUDIO (ANALOG) SECTION BLOCK DIAGRAM
FUNCTION · See page 112-113 To AUDIO (DIGITAL) SECTION
SCHEMATIC DIAGRAM
DASBL/DASBR
DASL/DASR
DAFL/DAFR
DAC/DASW
ADL/ADR
SIRIUS
2
MIC
XM
DOCK (U, C models)
Selector (XM/SIRIUS/MIC) RECB ZONE2 Sel J2006
OUT MAIN Sel (R, T, K, A, B, G, E, F, L, J models)
INI INB1
Input Selector
(U model) FL/FR
BD3841FS
IC203
HD
RADIO
INE ING
3 HD/FM/AM TUNER Center
RECB
OUT
(U, C, R, T, K, A, G, E, F, L models) SL/SR
G, E, F, L, J models)
PRE OUT
IC227 Muting
FM/AM
Q2007,2008 SBL/SBR
J2004,2005
J2002,2003
TUNER
FM/AM
(R, T, K, A,
2009,2010
SUBWOOFER
TUNER Muting
(B model) Q2255,2261 SW1
Muting
SW2
V-AUX Q2507,2508
4
PHONO EQ R2216
54.55 IC220 R2217
PHONO IC201
Muting
R2A15215FP PHONES
Q2201,2202
CD IC202
C4302,4304
BA15218F
AUDIO
70,71
MD/CDR 0dB~+42dB FL/FR IC225
MASTER VOLUME (-95dB~0dB)
INPUT & ZONE2 SELECTOR
21,23
DVD 81,82 Tone Center Mix RY100
Control LFE Mix FRONT A
C1115,1116
8ch SELECTOR
DTV/CBL 83,84
RY101
Muting FRONT
Q2252,2253 FRONT B/ZONE B/
Center IC226
DVR Center 2258,2259 ZONE2/ PRESENCE
17 C1117,1118
5 VCR SR L/R
0dB~+42dB
SL/SR RY106
9,11
0dB~+42dB
SBL/SBR or Z2L/Z2R
MD/CDR SB L/R 3,5
RY103
REC OUT
Muting
SPEAKERS
0dB~+42dB SW CENTE CENTER
DVR SW Q2254,2260
15 C1153
0dB~+42dB
VCR
Muting 46,47 36-43
ZONE2 Q2001-
2004 Muting SURR. RY104
RX-V863/HTR-6180 (U, F models) SURROUND
Q2251,2256
MUTE CONTROL 2263,2264 C1119,1114
6 FL/FR
MULTI CH INPUT
SBL/SBR
C/SW Muting SRB. RY102
Q2257,2262 SURROUND BACK