DVR-5070
3
BLOCK DIAGRAM
D GND
6dB
6dB
C-VIDEO
DVD
S-VIDEO
6dB
6dB
DVD
AGND
-5.6V
+5.6V
COMPOSITE
R(CR)
B(CB)
G(Y)
C
Y
+5.6V
-5.6V
AGND
R(CR)
B(CB)
G(Y)
C
Y
CVBS
FROM SYSTEM u-COM
27MHz
DAC MCLK
AGND
MGND
DGND
+5.6V
SPDIF
DGND
MGND
+5VA
AGND
+12VA
-5VA
+3.5V
+2.5V
+5V
+5.5VS
+9VM
+12VM
to
DVD & VIDEO
GND
P/C
5.5VS
P/D
to FRONT
LPF
LPF
LPF
LPF
LPF
LPF
INPUT
12.28MHz
SDATAN1
SW
CT
SR
SL
FR
FL
DVD
FROM SYSTEM u-COM
SW
CT
SR
FR
SL
FL
SW
CT
SR
SL
FR
FL
FL
GND
FR
SR
GND
SL
CENTER
DC PROTECTION
CHGND
AM OSC
FM OSC
22
4
DGND
AGND
TUNER-L
TUNER-R
to u-COM
AGND
BUFFER
RDS DATA/CLK
GND
GND
7
4
5
6
1
2
3
1
2
3
1
2
F201
RY201
ST-BY +5V
AC INPUT FOR SMPS
AC2
AC1
+
VEE/S1
VDD/S1
+
-15V
+
+15V
AC1
+
AC2
OUT
GND
IN
FL AC
FL AC
+3.3V
+5V
+
FUNCTION SECTION
CONTROL
SECTION
VOLUME/TONE
TUNER
DVD
CONTROL
LED
CE,CLK,DATA
4094
+5V
A/D INPUT
P/C
RDS DATA/CLK
POWER DOWN
TO SMPS
DETECT
DC
PROTECT
DGND
HEADPHONE
DETECT
H MUTE
17dB
W/F
MUTE
C/S
MUTE
SUB WOOFER
GND
GND
AUX(FRONT)
SAT/CABLE
VCR OUT
VCR IN
MONITOR
MONITOR
VCR OUT
SAT/CABLE
VCR IN
AUX(FRONT)
VIDEO
SWITCHING
AUDIO
OUTPUT
IC201
MPEG
PROCESSOR
SDRAM
FLASH
EEPROM
ADC
MECHANISM
CONTROL
LOAD
PLL IC
DAC
AUDIO-
IC1
SECTION
DVD
SMPS FOR
DVD & VIDEO
FOR DVD
AC INPUT
AUX(F)
VCR
OPTICAL
VCR
OPTICAL
OUTPUT
DIGIT
AL
INPUT
(OPTICAL)
DIR
PROCESSOR
SURROUND
ADC &
DAC
IC5
IC1
IC14
IC11,12
IC84
VOLUME &
MASTER
TONE
CIRCUIT
IC88(1/2)
IC88(2/2)
IC87(1/2)
IC87(2/2)
IC86(1/2)
IC86(2/2)
IC101
SPKR
RLY101
IC104
RLY102
SPKR
IC103
RLY103
SPKR
JACK101-C
JACK101-A
JACK101-B
GND
AM LOOP
FM75
ANTENNA
AM RF
FRONT-END
FM
IF AMP
FM/AM
DECODER
RDS
IF+MPX
PLL
TUNER MODULE
VCR IN
VCR OUT
AUX/FRONT
SAT/CABLE
IC75
IC10
AUDIO
SWITCH
CN113
CN121
CN206
AC INPUT
STAND -BY
CONTROL
Q201
D70
IC501
SYSTEM u-COM
FL431
FL DISPLY
IC431
REGISTER
SHIFT
FRONT KEY
FUNCTION
HP401
PROTECTION
Q402,Q407
HEAD-
PHONE
IC85
HEADPHONE
AMP
VIDEO INPUT
Q84,85
REC OUT
REC OUT
DIGITAL
IN
DATA
DATA
DIGITAL
DATA
CABLE
SAT/
DIGITAL
OUT
OUT
OUT
IC3(4/4)
IC3(1/4)
IC2(2/4)
IC2(1/4)
IC1
IC2(4/4)
PRE AMP
IC102
IC105
J1
SUB
PRE OUT
WOOFER
SAT/
CABLE
(COAXIAL)
DIGIT
AL
INPUT
TV
Q76,Q77,
THERMAL
FAN CONTROL
CIRCUIT
PROTECTION &
SURROUND
DSP B'D
IC70
IC71
IC73
IC72
DVR-5070
ACTIVE
EQ B'D