Panasonic SA-HT280 Service Manual page 90

TV
(OPTICAL)
DVD
DIGITAL
(OPTICAL)
CD
(OPTICAL)
BUFFER
AMP
NJM2115D
IC1206 ( 1207 )
X1001
(12.288MHz)
SNAHC1U04DBV
SN74HCU04APW
IC1006
INVERTER
LOGIC CONTROL
AC3/DTS DECODER DSP
27 CMP DAT
28 CMP CLK
SCLK
LRCK 29 CMP REQ
25 SCLK N1
26 LRCLK N1
22 SDATA N1
30 CLK IN
31 CLK SEL
18 20
42
RX1
43
RX2
44
RX3
10
(13)
AIN1L
(AIN1R)
11
AIN2L
(12)
(AIN2R)
3 4
5
+B1
Q1001
POWER
SUPPLY
IC1005
+B3
+B5
CS49326-CLR
IC1001
8~11,
14~17
36
COMPRESSED
DATA INPUT
INTERFACE
SPDIF
RECEIVER
FRAMER
SHIFTER
INPUT
BUFFER
CONTROLLER
DIGITAL
AUDIO INPUT
INTERFACE
RAM
INPUT
BUFFER
PLL
CLOCK MANAGER
32 33 35 34
+B3
+B7
39 41 7 27 19
CS4226-KQG
IC1002
DIR/DAC/VOL
28 30
6 8 9 14 16 32 33 34
SN74LV244APW
IC1003
LOGIC CONTROL
18 7 6 4 5
PARALLEL OR SERIAL HOST INTERFACE
24-bit
DSP PROCESSING
RAM RAM
PROGRAM DATA
MEMORY MEMORY
RAM
ROM RAM
OUTPUT
PROGRAM DATA
BUFFER
MEMORY MEMORY
STC
23
1
12
+B3
40 17
A OUT3(4)
A OUT6
A OUT5
A OUT1(2)
38
31 37 36
+B1
INTREQ
SN74AHCT244PW
SCD OUT
IC1004
AUDATA0
LOGIC CONTROL
AUDATA1
AUDATA2
XMT958
19 20 21
MCLK 44
SCLK
43
SCLK
LRCLK
42
LRCK
AU DATA0
41
AUDATA0
AU DATA1
40
AUDATA1
AU DATA2
39
AUDATA2
XMT958
3
XMT958
13
Vss2
2
Vss1
24
Vss3
+B3
23
(24)
26
25
21
(22)