Block Diagram - Yamaha DSP-E800 Service Manual

A B

BLOCK DIAGRAM

1
(INPUT) Page 43
COAXIAL SIGNAL
DETECTOR
IC651
IC651
COAXIAL
11 8 COAXIAL/OPTICAL 5
DVD/LD SELECTOR
4
IC653
OPTICAL
3
COAXIAL SIGNAL
DETECTOR
IC652
IC652
COAXIAL 11 8 COAXIAL/OPTICAL
CBL/SAT SELECTOR
IC654
OPTICAL
D-TV OPTICAL
2
INPUT SELECTOR
CONTROL
L
1 CD
R
L
2 TUNER
R
3
1
L
DVD/LD
2
R
30 28
L
CBL/SAT
R 29
L
D-TV
R
L
IN
R
3
VCR VCR
11 12
L
18 17
OUT
INHIBIT
R
IC401
L
3 IN
(PLAY)
R
TAPE/MD
L
4 OUT
(REC)
R
IC415A
L 3 1
MAIN
IC415B
R 5 7
CENTER
L
SURROUND
R
SUBWOOFER
4
SW651
6CH INPUT
EXTERNAL / MAIN IN
SW
VIDEO
SELECTOR &
DVD/LD MONITOR
AMP
OUT
IC603
CBL/SAT
D-TV
IN
VCR
OUT
5
S-VIDEO SELECTOR
MONITOR
DVD/LD & AMP
OUT
IC601,602
CBL/SAT
D-TV
IN
VCR
OUT
6
C
(DSP) Page 44
DIA DIB
32 33
IC2
24 7
DIGITAL
8
INPUT
7 13 5 DIR5 13 84 DAC
SELECTOR 9
IC655
DIGITAL
D/A
9 FORMAT
CONVERTER
INTERFACE
XL1 IC7
RECEIVER
10
IC3 AC3D2av
(24.576MHz)
DSP
+
DIGITAL/
PRO-LOGIC/
DTS
DECODER
IC4
1M SRAM YSS918D-F
45 6
STATIC
47 8
RAM
IC5
IC8,9 29 CODEC
CODEC DAC
20
ADC 9
85
31
32
A/D
CONVERTER D/A
IC6 CONVERTER
IC6
IC406A
5 7
IC406B
3 1
CEAC2
SCKD CLKAC
CLKAC
RXAC
SID TXAC
TXAC
INTD CECOD
CEAC1
SOD
/ICAC
/CSD
/ICD
CLKAC
TXAC
CECOD
-10dB
INPUT SELECTOR
CONT-
CONTROL
ROL
DRIVE
Q402
12 11
1 2 29 30
CKB
3 10
OUTPUT PORT
EXPANSION
IC407
DTB
2 11
SW1
4
SW2
5
SW3
6
SW4
7
SW5
8
(INPUT) Page 43
D E
INPUT SELECTOR INPUT SELECTOR
CONTROL CONTROL
6-CH
SELECTOR
IC402 VR801
IC10A IC403
L+ IC403
1 4 3
19 5 IC408B
7
L-
2 4
18 6
10 H.P.F 1
3
5
11
8
IC403
IC10B
IC403
R+ IC403
30 27 26
17 3 IC409B
1
R- 29 27
16 2
21 H.P.F 3 1
26
20
23
IC403
IC408A
IC11A
IC403
FL
7
27 5 6 7 26
LFE
25
27
IC11B IC409A
FR
28 3 1 6 7
5
IC403 C
6
4
IC410A
LFE
24 5 7
8
RL
9
7
IC410B
C
23 3 1 23
RR
22
24
IC13A
RL
25 3 1
M
IC13B MOTOR
DRIVE
RR
26 5 7
MUTE
DRIVE
Q703,704
DSP
CONTROL
DC
PROTECTION
DETECT
VUP VDN /FMT PRD
7 8 17 23 24 25 26 27 37 38 39 45 35 36 95 92
MICROCOMPUTER
IC701
93 13 15 19 21 41 42 98 96
EXT XOUT REM PSW
XIN
ROT-A ROT-B KEY1 KEY2
XL701(10MHz)
A B
SW701
U701
OPERATION
INPUT
KEY
SELECTOR
SW703-710
SW702
REMOTE
SENSOR STANDBY/ON
(OPE) Page 45
30
F
(INPUT) Page 42
INPUT SELECTOR
CONTROL
6-CH
SELECTOR MAIN
MUTING
IC404 LEVEL
IC801A
L
3 1 Q403 Q404
2 3
Q410
1
IC801B
R
5 7 29 28 Q405 Q406
Q411
30
IC802A IC414A
IC413
LFE
Q401
5 7 14 15 5 7 23 22
Q412
24
Q102,106,111,112
Q121A/C,122A/C
IC802B IC414B
C
1 3 2 1 Q407
3 3 8 9
7
IC803A IC412A POWER AMP
RL
3 1 3 2 3 1 5 6 Q409
4 Q103,104,107,108
Q113A/C,114A/C
IC803B IC412B
RR
5 7 14 15 5 7 26 25 Q408
27 Q101,105,109,110
IC411 Q117A/C,118A/C
VR801
IC804
SDT
SCK
CETC
OVER
CURRENT
PROTECTION
DETECT PS
PROTECTION
DETECT
+B,-B,+25,-25,
+12,-12,+5,-5,+5D SPEAKER RELAY DRIVE
PRV ERY(SRY)
Q130,131
PRI
40 91 48
/RES
RESET
12
Q705,D702
PDT
POWER DOWN DETECT
20
Q706,D710,711
16
+5BU BACK-UP IC702 S12
D709
63
(MEMORY) D712
100
+5M
99 D703
Q301
PRY
46
-BL +BL
VP
Q129
D105
~ ~
49 62 64 66 88 89 D301—304
, ,
(MAIN) Page 46
G1-16 VP
CENTER,
P1-22 IMPEDANCE
REAR
SELECTOR
AMP
SW301
D108
+B
~ ~
18 , 19 , 22 43 , 46 61
FL DISPLAY
V701
–B
1 2 64 65
D881
+25
Q851
D851
Q852
-25 D852
D882
+12
IC851
D853
F2
F1
IC852
-12
D854
POWER
TRANS-
IC854
-5
FORMER
D856
D883
+5D IC855
D857
IC853
+5 D855
G H
DSP-E800
(MAIN) Page 46
CENTER
+
CENTER
–
POWER AMP
RY102
REAR REAR
(SURROUND)
+
L
–
RY101
–
R
+
L
MAIN
R
CENTER
L
REAR
(SURROUND)
R
SUBWOOFER
Q125—128
OVER
CURRENT
DETECT
RY101
REAR SPEAKER
RY102
CENTER SPEAKER
+BL
D306—310
T301
RY301
F302
AC OUTLET
F301
(MAIN) Page 47
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