ONKYO DX-HD805
Service Manual

DV-HD805
A B C D E F G
VCC+12V

H
VEE-5V

SCHEMATIC DIAGRAM-10
PC MAIN-4
EA07 CA50 F1u NOISE DSPO_DATA-DM 007 020 QA04 RN2402 RA23 10k EA05 CA46 CA29 CA36 FZ0.1u F22u(2012) 4.7uF10VTANTAL

E+5V E+6V

EA15

QA21 2SA1213
2 3

EA18

1

P5V
RA17 3.9k

006 007 008 010 801 802 805 807 808 809 813 819

RA96 2.2k EA17

PWPON-M5P

1
FROM DSP

RA78 5.6kD(1608) CA98 B1u(1608) RA69 5.1kD(1608) CA63 RA77 FL390p 1 2 CA65 FZ0.1u 4 3 2 1 RA89 100D(1608) CA69 47uF10V-NP RA86 100D(1608) RA88 100D(1608) RA93 100D(1608) RA94 100kD(1608)

CA37 F0.1u CA33 F0.1u

DSPO_DATA0

007 020

FROM TIMER
PWPON-M5P RA132 0 006 007 008 010 801 802 805 807 808 809 813 819 QA02 RN1402 007 020 007 020

RA55 5.1kD(1608) RA66 2kD(1608) CA55 FL1800p

CA61 2kD(1608) FL1800p

JA03 MSP-864V1-03_GILT_LF

QA22 RN1402

QA24 RN2402

DSPO_DATA1

14
100kD(1608)

CY Rch
GND RA97 3.9k RA98 2.2k EA19

13

12 11

DSPO_DATA2

GND RA85 2.2k F1u MC QA03 RN2402

1 2 EA03 5 RA48 RA63 5.1kD(1608)2kD(1608) RA70 CA54 5.1kD(1608) FL1800p CA62 FL390p CA66 FZ0.1u 1 6 7 8 3 EA04 QA15 HN1C03F

6 5 4

EA16

CB
10 9 8

QA23 2SC2873

Lch

FROM TIMER
RESET1X 001
FRONT_MUTE 006

1 2 3

7 RSTB 22 DGND

AVDDR

10 AGNDR AGNDL 19

VIN GND

5 VO RA56 5.6kD(1608)

CONT

4 CA18 F0.1u CA60 FL1800p

RA73 2kD(1608) RA76 5.6kD(1608)

2 CA70 47uF10V-NP GND

7

CR CV

SCK

001

QA01 RN1402

ICA08 MM1575A GND CA15

6

RA01 100 RA04 100
SDO 001

FROM VIDEO
CA28 CA30 F0.1u F22u(2012) GND CY-OUT 010 Cb-OUT 010 Cr-OUT 010 1SS368 4.7uF10VTANTAL

4

S-C
2

RA16 100

FROM EMMA3

DAC_CSX1 001

CVBS-OUT 010 SC-OUT 010 QA16 RN2402 RA91 0 SY-OUT 010

1 3 5

DAC_CSX2 001 RA13 22 DAC_CSX3 001 EA02 RA20 RA36 7.5kD(1608) RA31 CA32 RA43 RA53 470D(1608) RA64 470K

RN2402 QA14

S-Y

QA11 RN1402

GND
DA04 RA92 1SS368 0

2
DAC_CSX4 001 ICA03 MM1565AF 007 020 DSPO_PB-LRCK CONT CA04 F0.1u CA99 B1u(1608) RA08

5.1kD(1608) 5.6kD(1608) CH180p RA25 CA21 5.1kD(1608)(NC) FL1200p

470D(1608) RA41 47kD(1608)

CA53 FL1200p RA68 470D(1608) RA61 470D(1608) QA06 HN1C03 CA59 FL1200p RA72 470K GND

CA74 1000u10V

RA02 100

EA01

CA25 FZ0.1u

5 12

CA45 FZ0.1u RA27 4 5 6 3 2 1

007 020 DSPO_PB-BCK

RA75 2.2k

DA02 1SS368

RA03 100

GND

CA05 4.7uF10VTANTAL RA11 100

RA22 5.1kD(1608)

CA35 5.1kD(1608)(NC)CH180p RA37 5.6kD(1608)

RN2402 QA13

4.7uF10VTANTAL

FL1200p

RA39 7.5kD(1608)

CA44 F22u(2012)

CA11 F0.1u

CA14

CA23

RA45 47kD(1608)

RN2402 QA10 QA08 RN1402

JA02 MSP-296V-16_GILT_LF 1

CH100p

RA34 7.5kD(1608) CA16 ROUT AGND CA17 RA12 22 RA19 5.1kD(1608) CA20 FL1200p CA31 RA42 RA30 CH180p RA24 5.6kD(1608) 5.1kD(1608)(NC) RA50

GND

2 6 7 3

FR FL S-R

470D(1608) 470D(1608) RA62 470K RA40 CA52 47kD(1608) FL1200p

4

NJM4580

RA60

RA67 RA71 470K

CENTER
5 8

VSS 1 5 VSS 11 VMIDL 18

CA03

PCM1755

1

HN1C03

DATA ML

LRCK MC

DGND DGND MD MD

470D(1608) 470D(1608) QA05 CA58 FL1200p

F1u

S-L
9
DA01 1SS368

VO VIN

BCK SCK

2 NC

7

CA24 FZ0.1u CA40 FZ0.1u RA21 RA26 5.1kD(1608)(NC) CA34 RA35 CH180p 5.6kD(1608) 7.5kD(1608) RA38 4 5 6 RA44 47kD(1608) 3 2 1

RA74 2.2k

SW
10

3

3 GND 6 4 CN

SUB

RN2402 QA12 GND

CA06 5 RA07

RA10 100 RA133 10K CA10 F0.1u 0

5.1kD(1608) CA12 4.7uF10VTANTAL CA22 FL1200p

F0.1u

ICA06 ICA07

RN2402 QA09 QA07 RN1402 1 16 1 16

ICA22 10K PCM1755

CA07 2 15 DATA ML

F22u(2012)

GND RA116 7.5kD(1608) CA88 RA114 5.1kD(1608) CA86 FL1200p RA117 RA115 5.6kD(1608) CH180p 5.1kD(1608)(NC) RA119 RA120 470D(1608) 470D(1608) RA121 470K RA118 CA96 47kD(1608) FL1200p

3 14 LRCK MC CA08 RA112 22 LRCK 4 13 4 13 CH100p NC ZL NC ZL NC ZL 6 11 6 11 CA13 VCC ZR 6 11 VCC ZR RA135 22 VCC ZR 7 10 7 10 CA100 Vcom DGND MD 5 12 NOISE CA101 5 12

8 9 F22u(2012) F22u(2012) CA85 ROUT AGND

RA127 RA128 470D(1608) 470D(1608) CA97 RA18 FL1200p 1 28 22 LRCIN ML/I2S 8 1 CA38 CA95 FZ0.1u 2 DIN MC/DM1 27 1 2 3 QA17 HN1C03F RA126 47kD(1608) 6 5 4 RN2402 QA20 RA130 2.2k DA05 1SS368 RA129 470K

PCM1755

3 14

LOUT Vcom 8 9 8 9

BCK SCK 2 15 2 15

3 26 BCKIN MD/DMO

RA122 4 MODE8X MUTEB 25 5.1kD(1608) 5 SCLK MODE 24 CA87 FL1200p

CA89 RA123 CH180p 5.1kD(1608)(NC) RA125 5.6kD(1608) 7.5kD(1608) RA124

CA94 FZ0.1u

1 16 BCK SCK

4 13

F0.1u

7 10 LOUT Vcom B1u(1608)

ROUT AGND

RA113 100 CA83 F0.1u

CA76 F1u

EA12 MMZ1608D241CT LA01

CA84 4.7uF10VTANTAL

CSBIWO 6 23 DIFFHW

RN2402 QA19 VO VIN NC F0.1u QA18 RN1402 1 5 4 VMIDR VSS 5 4 2 5 4 12 17 2 6 3 6 3 VOUTRP RA111 100 RA140 6 3 CA78 4.7uF10VTANTAL

SUB GND 6

8 ZERO 21 F0.1u DVDD CA49 CA26

CONT CN 4

ICA21 MM1563D

1

2 7

3

CA81 5 F0.1u

F0.1u

4
RA141 0 RA142(NC) 0

GND

CA77 F0.1u EA11

b RA105 100 a Vin

0 VCC 8 1 14 AGND AVDD 15 ICA13 ICA23 CA39 ICA14 F22u(2012) ICA15 8 1

7 2 VRUTRN VCC VCC 7 2

ICA20 TC7WZ74FU RA95

CA79 F0.1u 3 2 1 CA80 F0.1u 6 TA01 C3J-A0007L 4

RA102 91(1608) CA82 F0.1u

F22u(2012) F22u(2012)

NJM4580 CA91 CA90 F22u(2012) NJM4580 ICA10 F22u(2012) CA41 WM8740 MM1575A

VCC GND

CK VDD

CA104

2

GND

OUT

3

TC7WH241FU VCC 8 7 6 RA09 22 4 GND 5

RA14 22

D PRX CA75

ICA04

001 CD/DVDX

007 020 DAC_MCLK

QX CLR

VC

VDD

GND Q

1

4

F22u(2012) CA43 4 3 CA48 CA47 F22u(2012) GND CA93 F22u(2012) 2 F22u(2012) VO CA92 VIN F22u(2012) 5 1

FROM EMMA3

CA42 CONT

JA01 RA104 300(1608) LAF1011-0453F

1 8

2 7

3 6

F0.1u DATA ML 3 14

XA01 KC3225A-C(45.1584MHz) 1 CA01 F0.1u 2 RA05 22 3

CA19 F0.1u 1 RA15 22 2 LOUT 3 QX CLR Q 5 4 CK D VDD 7 PRX 6 CA105 CH100p RA29 10k RA33 22 ICA09 TC7WZ74FU CA09 F0.1u CA27 F0.1u 9 AVDDL 20 8 GND

ICA12 SN74AHC1G08

RA110 22

FROM EMMA3
IEC958_SEL 001 007 001 IEC958 5.6kD(1608) RA57 RA58

EA20 RA109 100 GND

DIT-INT_X 001 DIT-BLS RA137 RA139 22 0 001 CA56 FL390p

1 CA103 CH100p 2

VC GND

VDD OUT

4 3

GND

DIT_CSX 001 CA57 FL390p

XA02 KC3225A-C(49.152MHz) CA02 F0.1u 1 RA06 22 CK 2 3 4 D QX GND VDD 8 7 6 5
GND Shield

GND VOUTLP 3 4 13 VOUTLN 16 3 4 7 2

SN74AHC1G08

VSS

ICA11

22

EA13

PRX CLR Q

TO EMMA3
CA102 CH100p RA136 RA138 001 Audio_MCLK 001 EMMA3_SYS_CLK 22 0 VCC RA80 RA28 10k RA32 22 DIT-CDOUT 001

1
RA134 100

NC CDOUT CCLK CDIN CS_X MCLK Vio DGND RXP NC SCLK SYNC

MODE U NC BLS NC NC INT_X NC NC Vdd TX+ TXDGND RST_X
ICA16

28 27 26 25 24 23 21 22
10k

EA10 CA72 F1u

2
RA46 0

EA09 ICA18 RA108 RA82 RA83 NJM4580 RA81 RA107 22 RA131 1M 1M 10k 22 1M

ICA05 TC7WZ74FU

3 4

RA47 0 RA49 100

5 6 8 7

RA106 10k

NSBYP CA73 1M F0.1u

ICA19 MM1575ANRE

5

GND EA06 CA51 F0.1u

FROM DSP
007 020 007 020 DSPO_BCK DSPO_LRCK

10
RA51 100 RA54 100 RA52 100

19 18 17
EA08

DSPO_I2S(IEC958) 020

SDATA NC

DIT4069

RA84

14

15

5 1

VOUT VIN

13

16

2

F0.1u GND

12

CNTL CA71

4 3

11

CA68 F0.1u

9

20

NP NP

CA67 4.7uF10VTANTAL

EA14

GND

DA03

4 5

RA87 100