Denon AVC-1590, Service Manual

Page: 9 / 84

9
AVR-1905/785 AVC-1590
BLOCK DIAGRAM
SW
FL
LR
+
+
-
Y
-
+
+
+
-
+
-
+
-
+
-
+
R
SR
C
SL
FR
CD
FM
MCLK
DSDATA1 DSDATA3
DACFRSRDATA
-
-
Cr
-
-
+
+
+
+
-
+
+
-
+
-
+
-
+
SL
SR
C
SW
FL
FR
L
DAI_P10(77) DAI_P13(80) DAI_P16(82)
Cb
-
+
+
-
FROM
Lock Detect
&
IF AMP
BSE
AUDIO
ADIN
SLRCK(23)
RDATA(21)
ADC
fs
64fs
256fs
MUTING
VOLUME
VOLUME
VOLUME
CONTROL PORT
CLKIN
VCR
DAC
DAC
DAC
CLOCK
CXA1511M
+
+
+
Y/C
Y/Cb/Cr
MICOM
Y
+6V
DATA
SBL
SR
EX_SR
DSP_FR
EX_FL
RESONATOR
OP AMP
TUNER
OP AMP
+5V
DSP
VIDEO
7805
+3.3V
7805
LC75721NE
+
+
+
+
SBR
SURR L
E3 ONLY
FRONT IN
DIGITAL IN
DIGITAL OUT
+
R
L
X-TAL
Selector
INPUT
IF FILTER
MICOM
DIR
HPF
COUT
CCLK
(24)
Selector
DATA
IF FILTER
ABCLK ALRCK DBCLK
RAM
128k X 8
ROM
128k X 8
L.P.F
MPX IC
IF IC
DIGITAL
FILTER
DSDATA2 DSDATA4
VOLUME
VOLUME
VOLUME
VOLUME
VOLUME
DAI_P12(79)
DAI_P11(78)
TV/DBS
DVD/VDP
RMC OUT
RMC IN
DVD/VDP
VCR OUT
VCR
TV/DBS
DVD/VDP
DIGITAL
FILTER
DAC
DIGITAL
FILTER
DAC
DIGITAL
FILTER
DAC
DIGITAL
FILTER
DAC
DIGITAL
FILTER
DAC
DIGITAL
FILTER
DSP
BA7626
VIDEO INPUT
+
+
+
+
+
DACSBLCDATA DACSWSBDATA DACFLSLDATA
CLKIN(142)
MUTE
OSD
SEPARATE
FROM
Cr
TUNER PLL
MUTE
SBR
EX_C
SW
SL
EX_SL
EX_FR
CENTER
ANA_IN
DSP_FL
ANA_IN
12MHz
MAIN -B
MAIN +B
RELAY
CODEC
DIR
VIDEO
MICOM
7812
7915
7815
7809
7906
7806
FL DRIVER
+
+
+
+
MUTE
SBL
SBR
SBL
CENTER
FL
FL
FR
GND
ANALOG IN
ANALOG IN
-
XMCK
DeModulate
CIN
ADC
FM & AM
DIGITAL
FILTER
<AVR1905
ONLY>
DAI_P20(94)
VCR OUT
VCR
TV/DBS
DIGITAL
FILTER
DIGITAL
FILTER
DAI_P9(71) DAI_P15(81) DAI_P14(81)
TA1270
Cb
EX_SW
VIDEO
+1.2V
7805
-VKK
SURR R
FR
TUNER
FROM u-COM
FRONTEND
<AVC1590 ONLY>
REC_SWITCHIG
12.288MHZ
LC89057W-VF4
SDOUT
DACRST I/O PORT
CLATCH
SBCK(22)
( Y, B-Y, R-Y )
COMPONENT,D-VIDEO VIDEO INPUT
TC90A69F
NJM2274
S-VIDEO INPUT
MIXING
25MHZ
FLAG2(97)
MISO(126)
RESET(121)
INPUT/VOL
INPUT/VOL
MULTI_R
CXP740096
KEY_MATRIX
FILAMENT AC
DATA
16-ST-66GNK
AM ANT
FM ANT
TUNER PART
6CH_INPUT
V.AUX L/R
V.AUX VIDEO
CDR/TAPE
VCR
ANALOG OUT
CDR/TAPE
VCR
TV/DBS
DVD/VDP
OPTICAL 2
OPTICAL 1
COAXIAL
OPTICAL
PLL CIRCUIT LOOP FILTER
AM TUNING
BD3811K1
TC9273-004
AD1837
AUDIO CODEC
SELCLK
ERRMUTE SERIAL DATA
DLRCLK
DIRERR
ASDATA
VIDEO SWITCH
BA7625*1,BA7626*2
+5.6V(CPU)
Q0,Q1
DATA IN (REMOCON)
VIDEO SWITCH
( C, Y ) BA7626*2
SEPARATE
Y/C MIX
VIDEO SWITCH
74HC4053
SW F
74LVX157MCT SELECTOR
X-TAL
FLAG1(16)
FLAG0(15)
SPICS(122)
SPICLK(125)
A/D POWER
ENCODER
RMC_IN/OUT
MICOM, FLT DRV
MULTI_L
BD3811K1
PART DATA
DTS-ES/DD-EX/PL IIX
FLT DRIVER
FL DISPLAY
AC CORD
PRE OUT
SPK B
SPK A
H/P OUT
MULTI OUT
OPTICAL 3
AUX
MOSI(127)
FLAG3(98)
74HC4053
MONITOR OUT
MONITOR OUT
MONITOR OUT
74HC4053
INPUT SELECTOR & VOLUME
ADSP-21266
DIGITAL AUDIO DECODER
BD3812F
SPEAKER OUT
AC OUTLET
2CH-VOLUME IC
AVC1590 / AVR1905 BLOCK DIAGRAM