6
AVR-2105/885 / AVC-1890
BLOCK DIAGRAM
Y
FM
+
2
15
9
13
4
9
Y
SW
12
+
+
C
&
+
+
CB
fs
1
-
-
15
Y
4
14
15
4
Cr
13
Y
14
12
SR
SL
C
+
+
+
+
+
L
LINE_2
DSDATA4
DSDATA2
IN
DAI_P13(80)
<
A
VR1805
E2,G2A,E3,EK,G1C,G1K
>
LINE_1
CB
LINE_2
E3 ONLY
EX_SW
EX_SL
R
+
Selector
HPF
DATA
256fs
ADC
PD/RST
Y
MUTING
L.P.F
FM & AM
TA1270
64fs
V.AUX
VCR2
V.AUX
TV/DBS
VCR
RMC GND
FCX10-03
25MHz
INH
+
+
+
Y
OUT
Cr
-
+5.6V
Q1022
-
-
12
Q1028
13
2
1
Y/C
EX_C
EX_SR
EX_FL
CXP 740010
RESONATOR
13
ÝÂ×î
KEY_MATRIX
14
IC1008
DIR
TUNER
AVR
-36V
TC94A27UG
TC94A27UG
LC75721NE
7809
7906
MAIN +B
+
7805
SBR
-
+
SURR L
-
+
-
+
SBR
LINE_2
LINE_3
CR
LINE_3
LINE_1
CR
FM ANT
VCR2
VCR1
V.AUX
TUNER
TV/DBS
CD
COAXIAL
EX_SR
EX_FR
EX_FL
EX_C
+
12.288MHz
+
INPUT
DIR
PLL CIRCUIT
AM TUNING
IF FILTER
--
fs
64fs
CR
ADC
MPX IC
DIGITAL
FILTER
DIGITAL
FILTER
SERIAL DATA
I/O PORT
Y/Cb/Cr
64fs
TV/DBS
VCR1
DVD/VDP
VCR2
VCR1
TV/DBS
CXA1511M
MUTE
+
+
+
+
+
RAM
C
IC1004
5
3
S-VIDEO DET
+5.6V
-
Q1012
5
3
Q1027
C
MIX
Cb
EX_SL
EX_FR
u-COM
12MHz
Y
AMP
Y/C
Q1014
FL DRIVER
DSP
u-COM
DSP
VOLUME
FL DRIVER
7806
7915
7805
7815
MAIN -B
+
FILAMENT AC
-
+
+
SBL
CENTER
-
+
SURR R
-
+
+
-
+
-
SW
SL
SR
SBL
FL
SPK A
MIC IN
PHONO
ADIN(24)
SLRCK(23)
LINE_3
LINE_1
IF IC
ALRCLK/FSTDM
DSDATA3
DSDATA1
DAI_P15(82)
DAI_P14(81)
Cb
REMOTE
C
ONT
IN/OUT
MUTE
-
H/P OUT
FR
SPK B
TV/DBS
ANALOG OUT
REC_SWITCHIG
INPUT_SWITCHIG
XIN
Lock Detect
Selector
VOLUME
DLRCLK
MCLK
VOLUME
DBCLK
RDATA(21)
RMCK(16)
74LCX244
VIDEO SWITCH
BA7626
DVD/VDP
VCR2 OUT
INH
C-VIDEO INPUT
DVD/VDP
DAC
DAI_P11(78)
NJM2274R
COMPONENT DET
+5.6V
SW F SUM
DATA
1.2V
CODEC
TC90A69F
+5V (A/D POWER)
DSP_FR
ANA_IN
ANA_IN
DATA
JAPAN ONLY
DVD/VDP
ANALOG IN
DIGITAL IN
FROM u-COM
FRONTEND
IF AMP
+
TC9274-011
TC9273-004
DEMODULATION
D-VIDEO OUTPUT
IF FILTER
CODEC
AD1837
VOLUME
VOLUME
VOLUME
VOLUME
VOLUME
ASDATA
SBCK(22)
RBCK(17)
RLRCK(20)
BUFFER
VCR1 OUT
VCR2 OUT
VCR1 OUT
S-VIDEO INPUT
VIDEO SWITCH
BA7626
VIDEO SWITCH
BA7626
VIDEO SWITCH
COMP-VIDEO
INPUT
RELAY
DAC
DIGITAL
FILTER
DAC
DIGITAL
FILTER
DAC
SELECTOR
74LVX157
ADSP-21266
DAI_P10(77)
DAI_P9(71)
DAI_P12(79)
ROM
128K X 8
128K X 8
MONITOR OUT
IC1001
IC1001
IC1007
IC606
OSD
LC74781
IC1001
C-VIDEO DET
IC1008
RMC DATA
TA1270
Y/Cb/Cr
TUNER PLL
MONITOR OUT
3.3V
IC1004
VIDEO POWER
VIDEO POWER
FUNCTION,OP AMP
7805
FUNCTION,OP AMP
RELAY B+
MONITOR OUT
FLT
EX_SW
CENTER
ANA_HFP
AUDIO SWITCHING
ANA_HFP
TC9164
FLT DRIVER
16-ST-66GNK
POWER S/W (1ó-)
DIGITAL OUT
LC89057W-VF4
VOLUME
CONTROL PORT
ABCLK
RMC IN/OUT
VIDEO SWITCH
BA7626
DIGITAL
FILTER
CLOCK
DIGITAL
FILTER
DAI_P16(86)
DAI_P20(94)
CLK_IN(142)
DIGITAL AUDIO DECODER
IC74781_19PIN
SEP OUT
IC74781_5PIN
BLANK OUT
VIDEO POWER
COMP-VIDEO
DSP_FL
FL DISPLAY
RELAY
D-VIDEO INPUT
(JAPAN ONLY)
OPTICAL_4
OPTICAL_3
CONTROL DATA
FRONT A L
6CH_INPUT
MULTI OUT
VCR2 OUT
VCR1 OUT
CDR/TAPE OUT
DVD/VDP
CDR/TAPE
FROM MICOM
OPTICAL_2
OPTICAL_1
POWER S/W (2ó-)
+5V (DSP PART PWR)
Switched
INPUT
POWER AMP
DIGITAL AUDIO
FRONT B R
FRONT B L
FRONT A R
SPEAKER OUT
PRE OUT
w w w . x i a o y u 1 6 3 . c o m
Q Q 3 7 6 3 1 5 1 5 0
9
9
2
8
9
4
2
9
8
T E L
1 3 9 4 2 2 9 6 5 1 3
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299