Block Diagram - Yamaha MCR-E700 Service Manual

1 2

BLOCK DIAGRAM

A
H/P OUT
SUB_PREOUT
B
AM
AM/FM
TUNER
FM
C
IC71
AUDIO
BUFFER
OPAMP
M2068MD
AUDIO
IC72
1, 3
AUDIO OUT BUFFER
OPAMP
AUDIO IN
M2068MD
RGB OUT
CVBS OUT
D
CVBS OUT
VIDEO
BUFFER
IC74
RGB
Y
VIDEO
YUV
SW
P15V330S
Pb
Pr
YUV
IC73
E
74VHC04
F
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3
IC81
WM8776
2,3
SCART IN 48,1
TUNER IN 42,43
AUX IN 44,45
REC OUT 26, 27
TV IN 46,47
DVD IN 6
ADC
DAC
DOUT
12
U-COM CONTROL
WM8776
SD OUT
MPEG_MCLK
MPEG_BICK
MPEG_LRCK
MPEG
SD3 OUT
SD3
IC33
OUT
SDATA3
IC42
OUT MPEG
CVBS
MOTOR DRIVE
ZR36778
OUT
AM5888S
FILTER
VIDEO
IC43
YUV
OUT
RF SERVO
FILTER
ZR36707
VIDEO
IC31
16M
FLASH MEMORY
IC32
110
SDRAM64Mbit
27MHz
EEPROM
OSC
DVD MECHANISM ASS'Y
4 5
HEAD PHONE
IC62
DOWN MIXOUT
H/P
AMP
NJM4556AL
IC63
SUB PRE OUT
BUFFER
OPAMP
M2068MD
IC51
CONTROLLER
DDX-2001
AUDIO CROSS
EQ OVER
APO_MCLK
APO_BICK
VOLUME
APO_LRCK MIX &
LIMITER
FILTER IC83
OPAMP
M2068MD
IC82
74LVC157
IC14
SW157
13
2,3
12
APO_SDATA
10,11
Microprocessor
5,6
APO_MCLK
4
ST92F124VT1
APO_BICK
14
9
APO_LRCK
7
Traverse unit
Pick-up
(HD62)
DV-342FN
100V ∼ 250V
6
AMP PART
FILTER
L/C
FILTER
L/C
IC52
1A DIGITAL
AMP
1B
DDX-2102
QUAD
HALF-BRIDGE
L+
POWERSTAGE
2A
L–
2B
R+
DDX R–
3A
PROCE-
SSING
3B
PWDN
IC21
IR REMOTO
KEY SW21-29
FIP1
VFD DISPLAY+VFD DRIVER
(DOT MATRIX VFD)
POWER SUPPLY UNIT
7
RDX-E700/NX-E700
RY51
RELAY L+
1
L–
2
RELAY R+
3
R–
4
+FL
+VKK
–FL
FUN +12V
FUN –12V
DVD 5V
MD 5.2V
1