Panasonic DVD-RV22PP Service Manual page 98

IC3001
(AV DECODER)
IC4031
(AUDIO AMP)
12 4Y
14 4A
11 3A
SRCK 90 7 2Y
LRCK 89
AOUT0 92 5 2A
IEC OUT 85
IC3001-92
6.4Vp-p(10usec./div.)
IC4201
(AUDIO D/A CONVERTER)
BCK
1
LRCK
3
DATA
2
STBDAC
FROM
15
IC6201-57PIN
SBT1
FROM
14
IC6201-70PIN
FROM SBO1
13
IC6201-72PIN
SCLK
FROM
16
IC6501-10PIN
3Y 9
1Y 4
1A 2
AUDIO
SERIAL DAC
PORT
OVERSAMPLING
ENHANCED
DIGITAL FILTER
MULTI-LEVEL
WITH
DELTA-SIGMA
FUNCTION
MODULATOR
CONTROLLER
SERIAL
CONTROL
PORT
DAC
SYSTEM CLOCK
SYSTEM CLOCK
ZERO DETECT
MANAGER
GND
DIGITAL
VCC
D+5V AUDIO OUT
OPTICAL
VIN
IC4311
2
MIXL 1
OUTPUT AMP
7 AMP
AND
LOW-PASS
FILTER
IC4311
OUTPUT AMP
6
AND MIXR 7
8 AMP
LOW-PASS
FILTER
IC4381
7
6
AMP
IC4381
2
1
AMP
MAIN SIGNAL
JK4401
MIX L
A MUT FROM
IC6201-64PIN
MIX R
A MUT
FROM
IC6201-64PIN
SW OUT
DVD-RV32P/PC
AUDIO BLOCK DIAGRAM