Marantz SR3000 - Block Diagram Sr4000

4-2 4-2
+5D
+5
+12
protection 2
F2
F1
-30
-VL
-12
+VL
+VH
o o
Key Matrix
Eeprom
IR Eye
Volume control
Source selector
encoder
Menu navigator
µP
Display
Led drive
Left
Right
Center
Surround
Right
ECO5/
Tuner 95
Record path
CLK
DATA
+5D
+5D
+5
11x
RC5
Reset
+5D
+9
F1
F2
protection1,2
AT T
AT T
AT T
AT T
AT T
CD
CDR/Tape
VCR
SAT
FRONT AV
CDR/Tape
VCR
LOGIC
L/R in
MDM
DECODER
IN
GAIN
VOL
LOUD
BASS
MID
TREBLE
SPKR
ATT
LOGIC CONTROL
IN
GAIN
VOL
LOUD
BASS
MID
TREBLE
SPKR
ATT
LOGIC CONTROL
L
R
IN
GAIN
VOL
LOUD
BASS
MID
TREBLE
SPKR
ATT
LOGIC CONTROL
C
SUB
SR
AT T
MUTE
Headphone
L
R
+
-
+
-
+VH
MUTE
MUTE
Center pre-out
Subwoofer pre-out
+
-
+
-
Surround
Left
+
-
C
SL
SR
Stereo/Clock/Data/CE
Tuner
control
RDS DECODER
Source selctor
control
SSCE
SSCLK
SSData
MDM
control
Reset
SCL/SDA
Request
Sofac
control
SDA1
SCL
SDA2
Headphone
sense
Source selctor
control
Tuner
control
MDM
control
Sofac
control
Sofac
control
Sofac
control
Headphone
ON
Mute
control
Amp-ON
Amp-ON
Amp-ON
Amp-ON
0,33E
Mains
MFD
Electric
voltage
selector
+V
+5D
+5D
+5D
Outlet
Only /K1B
Only/K1B
Current
buffer
+5D
-30
-30
DVD In
VCR In
SAT In
Logic control
7803
Video sel.
control
VCR OUT
MONITOR OUT
VIDEO SELECTOR
+5 +12
SDA
SCL
Video sel.
control
RDS Info
RDS Data/Clk
-VH
+VL
-VL
Voltage
selector
Front AV In
-VL
+VL
Downmix out
SL
RIAA
LOGIC
Source selctor
control
PHONO
TV
TOS
Coax in 1
Coax in 2
O
ptical in
Coax out
+12
+5
+12sel
+12
-12
-12sel
+12sel
-12sel
+9
+9
+9
+5mute
+5mute
+5mute
+12
+12
-12
Shift register
+5D
only /N1B
MFD
protection 1
Mute
Mute
Mute
SDA2
SDA1
SDA1
-12V
+12
MDI 04-06-99
Remote control
3265
Sub
C/Sub
-VH
-12
+VP
-VP
+12
-12
Amp Stby
Amp Stby
0,33E
hst
PTC
BLOCK DIAGRAM SR4000
C/Sub
7404
1421
1422
7415
7413
1423
7419/7421
7403
7409
7411/7412
7405
6267
6265
6268
6257
6261
6260
6258/6259
6262/6263
6276
7257
7258
7907/7908
6251
6252
6253
7801
7802
7572-b
7572-b
7504
7503
7501
7571
7901
7621/7622
1424
7601
7661
1525
7660-a
7662
7660-b
1550
7411/7412
7655/7656
7658
7653/7654
7658
7651/7652
7657
7641
7642
7643
7644
7416/7417/7418
3915
3901
3328
3301
+5mute
6649
1541
+VP
-VP
hst
PTC
7302
AT T
AT T
AT T
Front L/R
C/SUB
SL/SR
6CH/DVD Input