Technics SA-EH790E

C2BBGF000434
IC601
SYSTEM CONTROL / FL DRIVE
DSP ACK
9
DSP CS
DSP CS
DSP RST
DSP RST
811
DSP ACK
+B5
D601
24
VCC
LED SPO
39
D613
(SEAT POSITION)
40
LED SPG
LED MRO
LED MRG
43 44
D615
(VIRTUAL
REAR
SURROUND)
45 46
LED VRO
LED VRG
D616
(CENTER
FOCUS)
27 28
LED CFO
LED CFG
D617
(SUPER
SOUND
EQ)
38
LED DPL
D612
(DOLBY
PRO LOGIC)
37
LED SSS
D611
(SUPER
SURROUND)
SA CS/REQ
33
SA REQ
SA CLK
34
SA CK
SA DATA
35
SA DO
36
SA DI
21
VSS
97
AVSS
98
+B5
D602
VREF
7
SA CS
STEP1
IFOK
BA1
82~85
88
C2HBZC000008
IC802
DIGITAL SIGNAL
PROCESSOR
93
(98)
MICOM
I/F
D-IN/OUT
80 79 78 73 72 69 68 67 66 65 64 63
ADC
(MIC)
ADC
Lch(Rch)
89
BOOT
BA0
IFDI
IFCK
DOUT
DIN
EBCI
EBCO
ELRI
ELRO
SYNC
MIN
MOUT
LIN(RIN)
86
+B3
VDM
87
VRM1
90
VRM2
TST0~3
GNDM
91
92
(99)
VSAL
(VSAR)
94
(97)
AVRL
(AVRR)
95
(96)
VDL
(VDR)
+B3
12
XI XO
DAC(L/Rch)
AT T
5
(12)
AOL (AOR)
6
(11)
AOLT (AORT)
DAC(Cch)
AT T
AOC
16
AOCT
1518
AICT
VRCS
17
VRI
20 21
(30)
+B3
VDASC (VDASR)
AISLT (AISRT)
22
(29)
DAC
(SL/Rch)
AT T
24
(27)
AOSL (AOSR)
25
(26)
GNDASL
(GNDASR)
58
57
EM1
EM0
TP0~14
32~36,
40~47,
52,55
54,
62
38
VDD
VDDR
+B2
51,
70
GND
23
AOSLT
SUR L1
71
/CS
75
CK
DO
CS2
60
STEP0
61
/RST RST2
59 53
MCK
50
CKO1
49
CKO0
48
FS
+B2
CCHMIC
VDX
3
+B3
GNDX
100
DIN1
I2CS
C2HBZC000010
IC801
DIGITAL SIGNAL
PROCESSOR
MICU I/F
54 53 46
IFDI
IFCK
DIN0
34
XI XO
X801
(36.8MHz)
VDD
+B2
59
GND
55
IFDO
CS1
58 57
/ERR
CK
DO
45 43
DIN2
41
EBCI/O
48
DOUT
GNDX
5
28
AOSRT
Rch
X X
8
(10)
AILT(AIRT)
NJM4558MTE1
IC302
REC L
GNDAC
14
VRL R
7
Q313
C OUT
C2BBFD000246
IC401
SYSTEM CONTROL
DACK
9
DSP ACK
RESET
18
DSP RST
DCS
7
DSP CS
DCK
10
DSP CK
DDO
11
DSPDIO
DDI
12
+B2
1
VCC
35
CK
CK
31
RST1
RST1
32
CS1
CS1
36
DO
DO
33
RST2
RST2
34
CS2
CS2
21
VSS
15
GND
MUT F
29
EXP11
MUT SB
25
EXP15
456
NJ ST
ECK/NJ CK
EDA/NJ DT
ST
CLK
DA
8
SENSE
DSP SNS
2
VREF
XIN
XOUT
19 20
X401
(8MHz)
22
EXP18
AVI6CH
10
DSP SNS
DSP SNS
12
DSP CK
DSP CK
DSPDIO
13
DSP DO
14
DSP DI
41 42
LED 3DO
LED 3DG
D614
(MULTI REAR
SURROUND)
DIN
DOUT
EBCIO
ELRIO
4
(13)
GNDAL (GNDAR)
+B3
9
VDAR
DELAY RAM
AUDIO SERIAL INTERFACE
SELF
BOOT
ASP
(AUDIO DIGITAL SIGNAL PROCESSOR)
DELAY RAM
(4kword x 16bit)
TIMING GENERATOR
INTER-
POLATION
FILTER
DECIMATION
FILTER
POLYGONAL LINE
CANCELLATION
RUNNING
AVERAGE
FILTER
TIMING
GENERATOR
BUFFER
AMP
REC L1
ATT
AT T
Q308
ATT1
SW1 SW2
/ERR
76 74
IFDO
26
EXP14
ATT
CNVSS
17
LED
DRIVE
Q605,606
ADC
OP
AMP
VRAL
FRONT
OSC
VRAL
DSP
(I/O INTERFACE)
DAC
AT T
9
(15)
8
(17)
11
(14)
7
(18)
[CH1/2]
DAC
ATT
26 25 2724
[CH3]
DAC
ATT
32 33 30
[CH4]
20 21 23
75
(80)
76
(79)
74
(1)
77
(78)
65
(69)
66
(70)
67
(71)
68
(72)
LIN4
(RIN4)
LIN3
(RIN3)
LIN2
(RIN2)
LIN1
(RIN1)
OUTL
(OUTR)
VRAL
(VRAR)
VDAL
(VDAR)
GNDAL
(GNDAR)
VRO1
VRI VRO2
GNDA1
(GNDA2)
AO1
(AO2)
AI1
(AI2)
AOT1
(AOT2)
GNDA3
AO3 AI3 AOT3
AO4
AI4
AOT4
52
/CS
50
/RST RST1
DOUT
DIN
EBCIO
40
ELRI/O
ELRIO
39
SYNC
49
VDDR
+B2
37
VDX
+B3
2
VDA12
13
+B3
TST0
TST1
60
61
FL
SUB
WOOFER
SP IN
+B3
DVD 6ch
INPUT
SURROUND
DVD 6ch
INPUT
ATT
Q310
3
AVSS
16
SW1
24
EXP16
ATIAV
+B2
SH-EH790(E) BLOCK DIAGRAM
GNDR
38
VDA34
28
+B3
35
GNDA4
(1/2)
D302