B2 Board Schematic Diagram (7 Of 7) - Sony KF-42E200A Service Manual

B2 BOARD SCHEMATIC DIAGRAM (7 OF 7)

Due to the complexity of this board, performing component level fi eld repairs is not recommended. If service is required, complete block assembly replacement is the preferred repair method.
1 | 2 | 3 | 4 | 5 |
A
—
10. 5V
B
D2000
M C 2838-T 112-1
1 2
3
—
R 2001
4 . 7 k
1/10W
RN-CP
5%
3
C 2 1
C 2000
2 1
R 2000 470
4 . 7 k 16V
1/10W D2001 3
M C 2838-T 112-1
RN-CP
5%
2
Q2000
2SA 1235T P-1E F 1
—
D2002
M C 2838-T 112-1
R 2002
10k
1/10W
D RN-CP
5%
AUDIO -MUTE
—
E AC-OFF_MUTE
—
F
—
G
—
H
AUDIO DAC
—
I C 7327
CS4335-K SZR
I
HDMI_DATA SDATA AOUTL
SCLK/DEM VA+
HDMI_SCLK
HDMI_LRCLK LRCK AGND
—
HDMI_MCLK MCLK AOUTR
J
—
K
—
L
R 2101 R 2102
1k 4 . 7 k
1/10W
1/10W
RN-CP RN-CP
5% 5%
2 1 1 2 1 2
5%
R 2109 C 2106
C 2100 560
— C 2101 C 2102 2200p
10 2200p 1/10W 50V
16V 2200p B
50V 50V 0.5% RN-CP
R 2100 0.5% 1608
270k B B
1608 1608
1/10W
RN-CP R 2106 2 1
1 . 2 k R 2107 R 2108
1/10W 10k 100k
RN-CP 1/10W 1/10W
RN-CP
0.5% RN-CP 5%
M
C 2104
I C 2100
220p
50V LM358PWR-12 C 2107
CH
1608 16V
2 1
VSS
1608
—
D5V 1 2
R 2103
2 . 2 k R 2110
1/10W 1 . 2 k
RN-CP C 2103 C 2105 VSS 1/10W
5% 10 0 . 1 RN-CP
16V 16V 0.5%
B
N 1608
5%
2 1 1 2 1 2
RN-CP R 2112 R 2113
C 2108
1/10W 10 1k C 2109 4 . 7 k C 2110
270k 16V 1/10W 2200p 1/10W 2200p
R 2111 RN-CP RN-CP
50V 50V
5% B 5% B
1608 1608
—
HDMI-MUTE2
O
HDMI-MUTE1
—
P
—
KF-42E200A/42E201A/50E200A/50E201A
6 | 7 | 8 | 9 | 10 | 11
HDMI/NTSC_AUDIO
LEFT 1 2 1
R 2003 R 2005 C 2012
12k
1/10W 10k 10
1/10W 16V
RN-CP RN-CP
5%
5%
RIGHT
1 2 1
R 2004 C 2013
12k 10
1/10W R 2006
10k 16V
RN-CP
5% 1/10W
RN-CP
5%
2 1
D3.3V
FB 2000
0uH C 2006 C 2008
10 0 . 1
16V
16V
F
1608
SP_MUTE
M C 2838-T 112-1
D2003
2 1
2 1
3
D5V
FB 2001
0uH
C 2005 C 2007 C 2009 C 2014
10 4 . 7
SP-E_MUTE 0 . 1 16V 0 . 1
16V 50V 16V
F
F
1608 1608
AUDIO-E_MUTE
3
AUDIO_MUTE
1 2
D2004
M C 2838-T 112-1
1 2
R 2008
47
1/10W
RN-CP
5%
FB 2002
0uH
2 1
D3.3V
C 2010
1000p
25V
CH
1608
R 2010
1M
1/10W
RN-CP
0.5%
2 1
R 2007
470
1/10W
RN-CP
5%
C 2011
10p
50V
CH
1608
D5V
ANALOG AUDIO OUTPUT
FB 7312
0uH
R 7494
R 7489
100
560
1/10W 1/10W
5%
0.5%
1608
1608
1 2
C 7492 2 1 2 1
R 7485 C 7495 C 7497
10 R 7487 1500p
270k 1500p
1/10W 10k
C 7482 C 7483 1/10W
0 . 0 1 5%
1 1608 5%
25V 10V 1608
B
B
1608 1608
R 7493
R 7488
560 100
1/10W 1/10W
0.5% 5%
2 1608 1608
1
2 1 2 1
R 7484 C 7491 C 7494
10 R 7486 1500p C 7496
270k 10k 1500p
1/10W
1/10W
5% 5%
1608
1608 CXA2188_AUDIO_OUT
CX A2188_L
CX A2188_R
C 2120 C 2119
10
10 16V
16V
NTSC_AUDIO
R 2141
0
CHIP
1 2 NTSC_TUNER_R
NTSC_TUNER_L
1 2
R 2129
0
CHIP
C 2115
10
16V
C 2113
10
16V
1 2
R 2142
100k R 2143
1/10W 100k
R 2132
100k 1 2
1/10W 9V
R 2122
C 2114 RN-CP FB 2100
R 2119 2 . 2 100 5%
16V 1/10W I C 2101 0uH
100k RN-CP CD4052BNSR
1/10W F C 2117
RN-CP 2012 5% 10
5% 16V
R0
R 2115
22k
1/10W R2 L 2 R 2134
0 . 1 RN-CP
R 2118 100
5% 560 RX L 1 1/10W
B 1/10W RN-CP
RN-CP 2 1 5%
0.5% R3 LX
R 2135
2 1 1 2 0
R1 L 0
R 2116 CHIP
C 2112
100k 2200p L 3
2 1 1/10W R 2130
50V 470 1/10W RN-CP 5% C 2122
RN-CP B 1 2
C 2111 R 2114 5% A 10
220p 1608 16V
10k 1 2 R 2137
50V 1/10W B
CH RN-CP 22k
1608 R 2131 1/10W
0.5% 470 RN-CP
1/10W 5% C 2121
R 2123 RN-CP 10
5%
0 R 2136 16V
CHIP AUDIO SELECTOR 22k
1/10W
RN-CP
5%
1 2
R 2121
47k C 2118
10
1/10W
RN-CP 16V
5%
RIGHT
LEFT
Q2100 1
2SC 3052E F-T 1-L E F
1 Q2101
2
R 2144 2SC 3052E F-T 1-L E F
10k 1 2 2
HDMI/NTSC_AUDIO
1/10W Q2103 3
RN-CP 2SC 3052E F-T 1-L E F R 2124 R 2139
10k 3
5% 1/10W R 2125 10k
1/10W
RN-CP 10k RN-CP
5% 1/10W
RN-CP R 2126 5%
10k
5%
1/10W
RN-CP
5%
R 2145
10k
1/10W Q2102
RN-CP 2SC 3052E F-T 1-L E F
5%
AUDIO_SW_CTRL
| 12 | 13 | 14 | 15 | 16 |
2
AUDIO ADC
2
AK 5357E T -E 2
I C 2000
2 1
AP_RST
R 2012
A INR CKSD
47
1/10W
RN-CP
A INL CKSL 5%
CKS1 DIF
VCOM PDN
R 2013
47
1/10W
AGND SCLK RN-CP
5%
1 2
AU_MCLK
VA MCLK
R 2014
47
1 2 1/10W
VD LRCK
RN-CP
5%
DGND SDT0
RESET
R 2016
47
1/10W
RN-CP
5%
1 2 3
I C 2003
BD4729GTR
5 4
1 2
R 2033
C 2017 C 2020
0 . 1 1k
0 . 1 1/10W
16V 16V RN-CP
B
B 5%
R 2009 1608 1608
0
CHIP
1 2 2 1
D3.3V
FB 2003
0uH
C 2016 C 2022
10 C 2021 0 . 0 1
47
16V 25V
25V
6 5 4 B
R 2018 1608
6 5 4 47
1/10W
RN-CP
5% C 2023 R 2030 R 2034
R 2022
1 2 47 4 . 7 R 2028 10k 10k
6. 3V 1/10W 1/10W
1/10W 0
RN-CP B RN-CP RN-CP
5% CHIP 5%
2012 5%
38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23
38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23
1 2 3
1 2 3
R 2017 I C 2002
47
CXD9835TN
1/10W
RN-CP
5%
R 2044
47
1/10W
RN-CP 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
5% 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
X 2000 1608
24.576M Hz 1 2
C 2025 R 2031
10k
C 2019 0 . 0 1
0 . 0 1 25V 1/10W
B RN-CP
25V
B 1608 5%
1608
2 1
AP_PD
R 2019
47
C 2026
C 2015 1/10W 0 . 1
10p RN-CP 16V
5%
50V F
CH 1608
1608
1 2
R 2041
2 1
100
1/10W
RN-CP
R 2021
47 5%
1/10W
RN-CP
5%
R 2024 I C 2004 1 2
47
1/10W CS4335-K SZR
R 2042
RN-CP 100
5%
1/10W
R 2025 1 2 RN-CP
5%
47 SDATA OUTL
1/10W
RN-CP
5% 1 2
DEM/SCLK VA
R 2026
47 1/10W RN-CP 5%
1 2
LRCK AGND
AU_MCLK 1 2
MCLK OUTR
R 2027
47
1/10W
RN-CP
5%
FB 2005 C 2027
10
0uH 16V
2 1
D5V
C 2028
0 . 1 R 2032
16V 220
F 1/10W
1608 RN-CP
5%
1 2
FB 2004
0uH C 2029 R 2043
220
2200p 1/10W
50V
B RN-CP
5%
1608
1 2
FB 2006
C 2033
0uH 2200p
50V
B
1608
B2 ( 7 /7 )
FE I/F AND AUDIO SWITCH
17 | 18 | 19 | 20 | 21 | 22
AP_RST
AUDIO DSP
22 21 20
22 21 20
17 18 19
16 17 18 19
D3.3V
SCL -A 0
D2007
M C 2838-T 112-1
3
2 1
2 3
1
D2006
MC2836 SDA-A0 SDA-A0
I 2C-A DSP0
AUDIO DAC
AUDIO_DSP_OUT
R
AUDIO
L
A -1198-078-A <L A 4>B 2-7
KF-42E200A/42E201A/50E200A/50E201A
| 23 | 24 | 25 | 26 | 27 | 28 |
50