Panasonic SU-HTB550PH Service Manual page 16

5.1.2. AUDIO BLOCK DIAGRAM
: HDMI/OPTICAL AUDIO INPUT SIGNAL LINE : AUDIO OUTPUT SIGNAL LINE
IC2401
C1AB00003174
DIGITAL AUDIO INTERFACE RECEIVER
INTREQ CODEC
INTREQ CODEC
19 GPO1
FROM/TO
RESET CODEC
RESET CODEC
9 RST
SYSTEM CONTROL
CS CODEC
CS CODEC
14 AD0/CS
ARC
ARC
12 RXP6
SPDIF
SPDIF
10 RXP4
FROM HDMI
17 15 16
D2002
MCLK HDMI
MCLK HDMI
CLK DSP
CLK DSP
MOSI DSP
MOSI DSP
MISO DSP
MISO DSP
D2001
124 123 126
FROM/TO
SYSTEM CONTROL
BUSY DSP
BUSY DSP 128 SCP1 BSY
INTREQ DSP
INTREQ DSP 4 SCP1 REQ
CS DSP
CS DSP 6 SCP1 CS
RESET DSP
RESET DSP 121 RESET
DAI DAT0
DAI DAT0 27 DAI DATA0
DAI DAT1
DAI DAT1
26 DAI DATA1
DAI DAT2
DAI DAT2
24 DAI DATA2
FROM HDMI
DAI DAT3
DAI DAT3
23 DAI DATA3
DAI SCLK
DAI SCLK
29 DAI SCLK1
DAI LRCK
DAI LRCK 30 DAI LRCLK1
17 XTI
IC2003
X2001
C3ABMY000029
18 XTO
16M SDRAM
TC - 5
A0 ~ A10
TC - 6
DQ0 ~ DQ15
IC2001
C2HBCY000102
DIGITAL SOUND PROCESSOR
MAIN P.C.B.
RXP2 2
RXP0 4
25 28 27 26 20 24
W DET
6 3
IC2002
W INT
A CH0
C0JBAR000396
2CH W SDI
1 CH1
FROM/TO
MULTIPLEXER
SYSTEM CONTROL
COM W SDO
4
W SCL
W SSB
16 32 33 34 40
DAO LRCLK1 54
DAO SCLK1 52
DAO DATA2 48
DAO DATA1 49
DAO DATA0 51
DAP SDA
DAP SCL
DAP RESET
DAP MUTE
FROM/TO
SYSTEM CONTROL
VALID
SD
OTW
DC DET
ECO LEVEL
JK5251
TV
OPT1 IN CN2201 CN5200 OPT1 IN
3 OUTPUT
(OPT1)
39 2
JK5252
AUX2
OPT2 IN CN2201 CN5200 OPT2 IN
3 OUTPUT (OPT2)
37 4
WIRELESS ADAPTER P.C.B. DIGITAL TRANSMITTER MODULE P.C.B.
W DET WM DET CN2205 CN3001 CN3000 - AGND
1 17 16 16
W INT INT CN2205 CN3001 CN3000 - INT
6 12 14 14
W SDI SDI CN2205 CN3001 CN3000 - SDO
8 10 13 13
W SDO SDO CN2205 CN3001 CN3000 - SDI
7 11 12 12
CN2205 CN3001 CN3000 -
W SCL SCL SCL
DIGITAL
9 9 11 11
TRANSMITTER
CN2205 CN3001 CN3000 -
W SSB SSB SSB CIRCUIT
10 8 10 10
CN2205 CN3001 CN3000 -
LRCLK WCLK
11 7 9 9
CN2205 CN3001 CN3000 -
BCLK BCLK
13 5 7 7
ADAT0 CN2205 CN3001 CN3000 -
ADAT0
15 3 5 5
IC5301
C1AB00003852
DIGITAL AUDIO
PWM PROCESSOR
CN2201 CN5200
DSP LRCLK DSP LRCLK
21 LRCLK
9 32
CN2201 CN5200
DSP SCLK DSP SCLK
22 BCK
11 30
CN2201 CN5200
DSP SD3 DSP SD3
25 SDIN3
15 26
DSP SD2 CN2201 CN5200 DSP SD2
24 SDIN2
14 27
DSP SD1 CN2201 CN5200 DSP SD1
23 SDIN1
13 28
CN2201 CN5200
DAP SDA DAP SDA DAP SDA
29 SDA
17 24
DAP SCL DAP SCL CN2201 CN5200 DAP SCL
28 SCL
18 23
DAP RESET DAP RESET CN2201 CN5200 DAP RESET
12 RST
22 19
DAP MUTE DAP MUTE CN2201 CN5200 DAP MUTE
11 SMUTE
23 18
39 VALID
IC5204
C0JBAB000837
DUAL
INVERTER
1 1A
VALID VALID CN2201 CN5200 VALID
21 20
CN2201 CN5200
SD SD SD
32 9
CN2201 CN5200
OTW OTW OTW
31 10
CN2201 CN5200
DC DET DC DET DC DET
29 12
CN2201 CN5200
ECO LEVEL ECO LEVEL ECO LEVEL
33 8
16
DAMP P.C.B.
DIGITAL
AUDIO IN
SB-HWA520PH
FREQUENCY
IC5300
C1AB00003217
DIGITAL
AMPLIFIER
PWM FL+
PWM4A 48 6 PWM A BST A 43
PWM FL-
PWM4B 47 8 PWM B
OUT A 39
PWM FR+
PWM3A 46 16 PWM C
PWM FR-
PWM3B 45 18 PWM D OUT B 36
17 BST B 34
7 RST AB(L)
XIN 7
BST C 33
X5302
XOUT 8 5 SD(L) OUT C 31
ERRIN 38
2 OTW(L)
OUT D 28
BST D 24
IC5205
C0JBAE000302
OR GATE
MONI3 15 1 A
Y 4
1Y 6 2 B
DC DETECT
CIRCUIT
Q5802,Q5803
Q5804,Q5805
D5803
SC-HTB550PH(SU-HTB550PH) AUDIO BLOCK DIAGRAM
DAMP P.C.B.
SPEAKERS
P5100
+
3
LEFT
P5100
-
4
P5100
+
1 RIGHT
P5100
-
2
D5301 D5401
PVCC
D5804