Dsp Circuit - Panasonic VIERA SA-BX500EB Service Manual

SA-BX500EB / SA-BX500EE / SA-BX500EG
15 16 17
SCHEMATIC DIAGRAM - 2
A
HDMI CIRCUIT
: +B SIGNAL LINE
P1
CN2003
1 R2057
15
MCLK_BACK
14
GND
R2056
DMIX_BACK 13
R2055
12
BCLK_BACK
R2054
LRCLK_BACK 11
R2053
IEC958 10
B
TO
GND 9

DSP CIRCUIT

R2052
I2S3 8
(CN3001)
R2051
I2S2 7
IN SCHEMATIC R2050
I2S1 6
DIAGRAM - 7 R2049
I2S0 5
R2048
4
LRCK
R2047
3
BCLK
GND 2
R2046
MCLK 1
15
C2018
0.01
TO HDMI
SECTION (1/4)
1 1OE VCC 20
MCLK_H
2 1A1 2OE 19
IEC958_D
3 18
2Y4 1Y1
BCK_H
4 1A2 2A4 17
I2S_3_D
5 2Y3 1Y2 16
LRCK_H
6 1A3 2A3 15
I2S_2_D
7 2Y2 1Y3 14
I2S_0_H
8 1A4 2A2 13
I2S_1_D
9 2Y1 1Y4 12
GND 2A1 11
10
IC2006
C0JBAZ001466
LOGIC (BUFFER)
P3
P2
18 19 20
: MAIN SIGNAL LINE : VIDEO SIGNAL LINE
0
0
0
0
IEC958_D
0
LB2003
J0JCC0000119 I2S_3_D
100
I2S_2_D
100
I2S_1_D
100
80 79
I2S_0_D
100
LRCK_D 81
100
BCK_D
100 82 NC
83 NC
LB2002
J0JCC0000078
MCLK_D 84
100 NC
85 NC
LB2001
J0JCC0000078
86 NC
87
NC
88 NC
89 NC
90 NC
91 NC
92 NC
93 NC
V_CHECK
94 V_CHECK
95 REQ
GND
96
VSS
C2001
97 NC
0.1
98 VREF
99
100
1 2
IN1_5V
R2001
1K
LB2009
J0JHC0000021
MCLK_D
C2002
IEC958
1
3 2 1
BCK_D
GND VDD OUT
NC CT
I2S_3_H
4 5
C2003 0.01
LRCK_D
IC2001
C0EBE0000338
I2S_2_H
RESET
I2S_0_D
BK5V
I2S_1_H
AMUTE
BK2.5V
SW_3.3V
HDMI POWER
VCC
TO HDMI
SECTION (4/4)
21 22 23
: AUDIO SIGNAL LINE
QR2002
B1GBCFJJ0007
DC DETECT
D2001 MA2J72800L
D2002
MA2J72800L
78 77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 52 51
R2029
50
R2030
49
NC 48
CEC_LED 47
R2019
[81] NC [50] CEC_IN
Flash CE 46
[49] CEC_OUT
HDMI LED 45
R2020
44
POWER SENSE
MAIN POWER 43
HDMI POWER 42
R2021
IC2002
Flash EPM 41
C2CBJH000147
NC 40
MICRO-PROCESSOR
RX RESET 39
TX RESET 38
R2022
37
[99] AVCC
[31] UPCON SDA R2023
36
[100] NC I2C CLK
R2024
35
I2C DATA
R2025
Flash BUSY 34
R2026
Flash SCLK 33
R2031
UPCON SCL 32
R2032
31
R2033
3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
R2034
R2027
R2028
1
2
3
86
24 25 26
R2041
CEC_LED
R2035 100
H_LED R2036 100
M_RST
R2037 100
M_RST
M_CLK
M_SI
H_SO
R2038 100
M_CS
H_REQ
R2039 100
H_POWER
R2040 100
H_SENSE
1K CEC_IN
CEC_OUT
1K
D2006
CEC_LED
B0ACCK000005
QR2001
100
B1GBCFJJ0007
H_LED
INVERTER
100 H_SENSE
D2003
H_POWER
B0ACCK000005
D2004
100
B0ACCK000005
RX_RST
TX_RST
10K
I2C_CK
47
I2C_DT
47
100
100
4.7K
4.7K
100
100
WRITESEL_0
SW_RST
RX_EDID_DT
RX_EDID_CK
M_CLK
1.8K
M_SI
1.8K
H_SO
IC2003
D2005
EEPROM B0ACCK000005
(NOT SUPPLIED)
1 8
A0 VCC
R2044
2 A1 WP 7
150
3 6
A2 SCL
4 GND SDA 5
R2045
150
IC2004
LB2005 - LB2008
C0CBCBG00013
J0JHC0000012
+3.3V REGULATOR
5 4 3 2 1
4 NC ON/OFF 3
GND 2
LB2004 C2017
J0JHC0000021 1
5 OUT IN 1
IC2005
C0CBCBC00049
VOLTAGE REGULATOR
27 28
A
CN2004
16
1 GND
10K
2 GND
3 CEC_LED
4 HDMI_LED
5 M_RST
C
6 S_CK
TO
S_SI
7 B
MAIN(CPU)
8 H_SO
CIRCUIT
9 S_CS
(PB2004)
10 H_REQ
IN SCHEMATIC
11 MAIN_POWER
DIAGRAM - 18
12 POWER_SENSE(3.3V)
13 HDMI_MUTE
14 CEC_IN
15 CEC_OUT
16 DCDET
1
C
CN2001
1 VCC
BUSY
2 BUSY
SCLK
SLCK
3
RXD
D
4 RXD
PIN46
5 PIN46 (CE) FOR ON BOARD
PIN41
PROGRAMMING
6 PIN41 (EPM)
7 GND
RESET
8 RESET
CNVSS
9 CNVSS
TXD
10 TXD
CN2002
1 GND
2 N.C.
3 +3.3V
E
4 N.C.
FOR EEPROM
5 IDROM_CK
PROGRAMMING
6 N.C.
7 IDROM_DT
N.C.
8
9 N.C.
10 N.C.
CN2005
LB2005
1 BK 2.5V C
TO
BK 2.5V
2 F
LB2006
MAIN(CPU)
3 BK 4V
CIRCUIT
4 BK 4V
LB2007
(JW2005*)
5 BK 5V
IN SCHEMATIC
6
GND
LB2008
DIAGRAM - 18
7 GND
G
1/4 2/4
SA-BX500EB/EE/EG
3/4 4/4
HDMI CIRCUIT
H