Block Diagram - Denon AVR-1604 Service Manual

BLOCK DIAGRAM

DIGITAL OUT
OPTICAL
RDATA(21)
DIR
DIGITAL IN
LC89057W-VF4
COAXIAL
DeModulate
OPTICAL 1 INPUT DATA
&
OPTICAL 2 Selector Selector
Lock Detect
XMCK
X-TAL
DIGITAL
DAC
FILTER
FROM
MICOM
ANALOG IN
BD3811K1
CD
AUX
DVD/VDP
TV/DBS
VCR
CDR/TAPE
ANALOG OUT
VCR
CDR/TAPE
FRONT IN
OPTICAL 3
INPUT SELECTOR & VOLUME
V.AUX L/R
V.AUX VIDEO
ANALOG IN
TUNER <AVC1570X ONLY>
FL
FR
C
6CH_EX_INPUT
SW
SL
SR
TUNER PART
IF FILTER
FM
FM ANT
FRONTEND
IF AMP
AM ANT
AM TUNING
LOOP FILTER PLL CIRCUIT
FROM u-COM
DSP
ROM
512k X 8
DIGITAL AUDIO DECODER
MELODY 32
RAM
64k X 16
DR1
CLKIN
DATA
(32)
BUFFER
DR0
74LV244
256fs 256fs
64fs 64fs
fs 64fs
fs
fs
CCLK
CONTROL PORT CLOCK
CLATCH
CIN
COUT
DIGITAL
VOLUME DAC +
FILTER
DIGITAL
VOLUME DAC +
FILTER
SERIAL DATA
I/O PORT
DIGITAL
VOLUME DAC +
FILTER
SDOUT
DIGITAL
VOLUME DAC +
FILTER
DIGITAL
ADC
FILTER
DIGITAL
VOLUME DAC +
FILTER
DIGITAL
ADC
FILTER
DIGITAL
VOLUME DAC +
FILTER
AUDIO CODEC
AD1837
DIGITAL
VOLUME DAC +
FILTER
DIGITAL
VOLUME DAC
FILTER
DVD/VDP
TV/DBS
VCR
VCR OUT
MONITOR OUT
DVD/VDP
TV/DBS
IF FILTER
VCR
FM & AM
IF IC
VCR OUT
MONITOR OUT
MPX IC RMC IN/OUT
L.P.F
DVD/VDP
MUTING
TV/DBS
MONITOR OUT
AVC1570X / AVR1604 BLOCK DIAGRAM
INTREQ RESONATOR KEY_MATRIX
CS 12MHz
SCDIN FROM
SCDIO MICOM
SCCLK
RESET
TUNER PLL MICOM
DATA CXP740096
DTS/DD/PL II
PART DATA
BD3811K1
SW F
MUTE
MIXING
ANA_IN
DSP_FL
- -
EX_FL
ANA_IN
DSP_FR
- -
EX_FR
SL
EX_SL
SR
EX_SR
CENTER
EX_C
SW
- -
EX_SW
2CH-VOLUME IC
BD3812F
MICOM, FLT DRV
RMC_IN/OUT
VIDEO INPUT MUTE +12V DSP
DIR
ENCODER
CODEC
RELAY
VIDEO SWITCH
LA7952*1
VIDEO
+12V
+5V
S-VIDEO INPUT
A/D POWER
OP AMP
INPUT/VOL
TUNER
INPUT/VOL
OP AMP
VIDEO SWITCH
LA7952*2 ( C, Y )
MAIN +B
DATA IN (REMOCON)
MAIN -B
CXA1511M
+5.6V(CPU)
COMPONENT VIDEO INPUT
-VKK
SEL1/2
COMPONENT
7805
VIDEO SWITCH
BA7625*1,BA7626*2 ( Y, B-Y, R-Y )
6
16-ST-42GNK
FLT DRIVER FL DRIVER
FL DISPLAY
DATA LC75721NE
+ +
+ +
+ +
+ +
+ +
+ +
+
MUTE
7805
+2.5V
+3.3V
FILAMENT AC
7805
7812
7805
7815
7915
-36V
AVR-1604/684 / AVC-1580 6
+
H/P OUT
-
+
FL
-
SPK A
+
FR
-
+
FL
-
SPK B
+
FR
-
+
CENTER
-
SPEAKER OUT
+
SURR L
-
+
SURR R
-
+
SURR BACK
-
SUB WOOFER
PRE OUT
AC CORD
AC OUTLET