Onkyo HTX-22HD Service Manual

MAIN L
MAIN R
SUB L
SUB R
REC L
REC R
FR
SL
SR
HPIN
C
FL
SW
TMDS
DDC
RPWR
CEC
CEC
TMDS2
HPD2
RPWR2
DDC2
TMDS1
DDC1
RPWR1
HPD1
TMDS
PWR5V
DIGCLK_3.3V DIGSDI_3.3V
DIGSDO_3.3V
DIRCS_3.3V
DIRINT_3.3V
DIRRST_3.3V
VOLCLK
VOLDAT
Video
MIC_DET
+4V
+2.5V
Relay_On
HPMUT HPIN AMUT
SPDIF
SPDIF
BL
BR C
FL FR
SR
SL
SW
RL_MUTE_FRL
RL_MUTE_SRL
RL_MUTE_Sw
RL_MUTE_C
HDMISPF_DL2_1
PCMSLR_DR1 PCMCSW_DL1
PCMSBLR_DR2
SAI_SCLK
SAI_SDOUT
CX_LRCK
CX_SDIN1
CX_SDIN2
CX_SCLK DSPFCS
DSPCS
DSPBUSY
DSPRST
DSPINT
DSPFINT
SD_CKE
SD_CS
OSCCLK
MCK_HDMI
PCMBCK_DSDCLK_1
PCMLRCK_DR0_1
PCMLR_DL0
SAI_LRCK
CX_SDIN3
CX_SDIN4
DSP_RMCK
PCMLR_DSD0
BCK_DSDCLK
LRCK_DSD4
I2S(DVD-AUDIO)/DSD
I2C
I2C
CEC
I2C
HPD
DDC
I2Sx3
TONE
TONE
INVERTING
INVERTING
HEADPHONES
+6dB
VLSC
non VLSC
+6dB
VLSC
non VLSC
HDMI OUT
SII9185
HDMI SW
HDMI
RECEIVER
SII9135
HDMI
SII9134
TRANSMITTER
MIC_AMP
2.0A
1.35A DC-DC
DC-DC
3.3V
Standby
PowerSupply
-15V
5V
3.3V
Main
PowerSupply
ASP
R2S15211FP
OPT_IN1
OPT_IN2
OPT_IN3
-
-
2ch ADC
DIR
CS42518
RI
Key
IR
INTERFACE
RI
FL
Controller
CPU
(144pin, V850ES/JJ3)
MPD70F3746GC
FL
16-BT-138GNK
LPF
8ch DAC
LPF LPF
LPF LPF LPF LPF LPF
HDMI Repeater (2in1out)
HDMI_IN2
HDMI_IN1
R
L
FRONT LEFT
FRONT RIGHT
SURR. LEFT
SURR. RIGHT
CENTER
+29dB
+29dB
+29dB
+29dB
+29dB
+29dB
SW
MIC_IN
FRONT LEFT
FRONT RIGHT
SURR. LEFT
SURR. RIGHT
CENTER
SW
SPEAKER TERMINALSPOWER AMPLIFIER MUTE_RELAYS
Speaker(SW)
to PowerAMP
Model No. DHT-9HD/HTX-22HD/HTX-E5HD/GXW-2.1HD/SA-205HD
BLOCK DIAGRAM ( PART-1 )
L
R
IN1
L
R
L
IN2
SBL
SBR
PreOut
R
IN3
SA-205HD Only
SubWoofer
(to_RearPanel_Pinjack)
(to_RearPanel_Pinjack)
SubWoofer
SubWoofer
Filter
from SubWoofer
Filter
PRE_OUT_BL/BR
PRE_OUT_BL/BR
from
SA-205HD Only
Except for SA-205HD
D788E001BRFP266
TMS320DA708
DSP
(HD Audio available)
SDRAM
64M bit
1Mx16bitx4bank
FLASH ROM
16M Bit
2Mx8bit/1Mx16bit
+15V
2:1 mux
Codec/HDMI
TC74VHC157FT
Data Select
17
19
20
9
10
16
4
5
2
1
12
11
6
7
14
74
34
73
35
75
30
76
79
28
29
80
31
15
32
40
46
48
47
50
49
52
51
54
53
56
58
55
57
60
59
64
63
62
61
66
65
68
67
70
69
72
71
45
77
33
78
42
43
39
38
16
15
14
13
47
48
45
44
42
43
50
46
49
36
37
34
35 33
32
30
31 29 28
27
26 27 26
29
28
++ ++++ +
25k
25k
25k25k25k25k25k25k
25k
25k25k
+
25k25k25k25k25k
P?
5
4
2
3
7
8
1
HP DET
+5V
DDC
CEC
TMDS
HP DET
+5V
DDC
CEC
TMDS
TMDS
CEC
DDC
+5V
HP DET
3
2
1
+1.8V
I
G
O
+3.3V
I
G
O

Onkyo HTX-22HD Specifications

General

Product color	Black
RMS rated power	50 W
Remotely operated	Yes
Audio output channels	2.1 channels
Satellite speakers RMS power	2 W
Satellite speaker frequency range	70 - 50000 Hz
Subwoofer frequency range	35 - 200 Hz