Sharp LC-26SH10U Service Manual - Page 41

Stereo Schematic Diagram

Page 41 highlights

A 8 FROM/TO POWER AT+5V P.CON+5V GND P.CON+8V 7 6 5 FROM/TO AV JACK2 AUDIO_JACK_OUT_R AUDIO_JACK_OUT_L 4 FROM/TO AV SWITCH2 STEREO_RESET SCL SDA SW_AUDIO_L[PC] 3 SW_AUDIO_R[PC] SW_AUDIO_L[JACK] SW_AUDIO_R[JACK] C906 10V220 YK C926 C927 0.1 B 50V 3.3 KA C962 C963 0.33 B 0.33 B C934 C936 0.33 B 0.33 B C940 C942 0.33 B 0.33 B C944 C946 0.1 B 50V 10 YK B W839 R914 10K R915 10K L901 10uH 0305 R913 1K 0.6 5.0 0 0.6 BUFFER Q901 0 2SC3052 4.9 BUFFER Q902 2SC3052 C916 16V 22 KANP C919 16V 22 KANP C D E F STEREO SCHEMATIC DIAGRAM (AV PCB) B901 BLM18PG121SN1D B902 FCM1608CF-600T06 B903 BLM18PG121SN1D L903 10uH 0305 R905 100 R906 100 C922 0.1 B D901 MTZJ5.6B C904 16V 22 V-S C933 6.3V 1000 YK C941 0.0015 B C943 470P CH C945 220P CH C948 22P CH C949 22P CH 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 0 NC 0 12 0.1 0.1 13 0 NC 0 NC 0 NC 0 NC 0 NC 3.8 NC 0 R904 3.8 100 R916 3.8 C915 100 7.1 50V10 YK 8.0 C914 7.1 R901 33 R902 33 R903 33 0 NC 0 NC 0 4.9 0 0 0 NC0.2 NC 0 0 0 4.9 4.9 4.9 0 NC 0 NC 0 NC0.2 5.0 5.0 5.0 1.7 2.5 0 NC 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 4.9 0 NC I2C_CL I2C_DA I2S_CL I2S_WS I2S_DA_OUT I2S_DA_IN1 ADR_WS ADR_DA ADR_CL DVSUP DVSUP DVSUP DVSS DVSS NC I2S_DA_IN2 DVSS I2S_CL3 I2S_WS3 RESETQ I2S_DA_IN3 NC NC SPOUT_R SPOUT_L NC DACM_SUB NC NC SC2_OUT_R SC2_OUT_L VREF1 VariOut_R VariOut_L CAPL_A AHVSUP 25 NC 26 VREF2 40 CAPL_M STEREO IC904 MSP4440G-QA-C13-100 80 STANDBYQ 79 ADR_SEL 65 AVSUP D_CTR_I/O_2 D_CTR_I/O_1 NC NC AUDIO_CL_OUT TP XTAL_OUT XTAL_IN TESTEN ANA_IN2+ ANA_INSIF AVSUP 0 NC 0 NC 0 NC 0 NC 4.4 NC 0 NC 100CT01804 X901 2.4 18.432MHz C956 1.9 10P CH C957 0 5P CH 2.6 1.9 C953 2.4 56P CH 4.9 C955 56P CH C954 56P CH 4.9 SW_A_IN_L (AV1/YUV/SIDE) SW_A_IN_R SW2_A_IN_L (PC/HDMI/DVI) SW2_A_IN_R AVSS AVSS MONO_IN VREFTOP AV2_A_IN_L (AV2) AV2_A_IN_R SW1_A_IN_L (DVD) SW_A_IN_R ASG4 ASG1 ASG2 AGNDC AHVSS AHVSS NC NC NC NC NC NC 50V10 YK 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 C917 0NC 0NC 0 0 3.7 0NC 3.8 NC3.8 NC 0 0 3.8 3.8 0 3.8 3.8 2.6 0NC4.8 NC 0 0 0NC 0NC C952 470P CH C920 C950 470P CH C918 0.0015 B 0.0015 B C951 50V10 YK 50V 10 YK FROM/TO AV JACK 2 AV2_A_IN_L AV2_A_IN_R 1 A H-7 NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE B C D NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL. E F W856 C958 0.0022 B L904 10uH 0305 W857 C959 0.0022 B G H 8 FROM/TO TUNER I2SSD0_OUTA I2SWS_OUTA I2SSCLK_OUTA I2SSD0_IN I2SWS_IN I2SSCLK_IN 7 W893 W894 W892 W916 FROM/TO HDMI MICON2 B904 FCM1608KF-102T02 B906 FCM1608KF-102T02 HDMI_I2SSCK HDMI_I2SSDO HDMI_I2SWS GND CP901(CP3602) A2001WV2-4P HDMI_I2SSCK/MCKL4 HDMI_I2SSDO 3 HDMI_I2SWS 2 GND 1 W927 CD901 CU246601 TR303 TR305 6 W5T29X7.5X19 W5T29X7.5X19 FROM/TO SOUND AMP/HEADPHONE AMP SP_AUDIO_OUT_L SP_AUDIO_OUT_R W930 5 FROM/TO TUNER SIF 4 3 2 1 PCBD20 CMF080 G H H-8

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A
B
C
D
E
F
G
H
A
B
C
D
E
F
G
H
2
1
3
4
5
6
7
8
2
1
3
4
5
6
7
8
TR305
W5T29X7.5X19
TR303
W5T29X7.5X19
X901
18.432MHz
100CT01804
IC904
MSP4440G-QA-C13-100
STEREO
1
10
11
12
13
14
15
16
17
18
19
2
20
21
22
23
24
25
26
27
28
29
3
30
31
32
33
34
35
36
37
38
39
4
40
41
42
43
44
45
46
47
48
49
5
50
51
52
53
54
55
56
57
58
59
6
60
61
62
63
64
65
66
67
68
69
7
70
71
72
73
74
75
76
77
78
79
8
80
9
C919
22
16V
KANP
C916
22
16V
KANP
CP901
A2001WV2-4P
1
2
3
4
L904
10uH 0305
L901
10uH 0305
L903
10uH 0305
W894
W893
W916
W839
W930
W856
W857
W927
W892
C904
22
16V
V-S
C946
10
50V
YK
C951
10
50V
YK
C927
3.3
50V
KA
C933
1000
6.3V
YK
C914
10
50V
YK
C918
10
50V
YK
C906
220
10V
YK
C915
10
50V
YK
C917
470P CH
C955
56P CH
C953
56P CH
C936
0.33
B
C940
0.33
B
C942
0.33
B
C944
0.1
B
C952
470P CH
C950
0.0015 B
C957
5P CH
C956
10PCH
C920
0.0015
B
C934
0.33
B
C962
0.33
B
C963
0.33
B
C948
22P CH
C949
22P CH
C941
0.0015
B
C943
470P CH
C945
220P CH
C954
56P CH
C926
0.1
B
C922
0.1
B
C959
0.0022 B
C958
0.0022 B
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.
WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST
NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED
R906
100
R901
33
R902
33
R903
33
R913
1K
R905
100
R914
10K
R916
100
R904
100
R915
10K
Q901
2SC3052
BUFFER
Q902
2SC3052
BUFFER
D901
MTZJ5.6B
B904
FCM1608KF-102T02
B906
FCM1608KF-102T02
B902
FCM1608CF-600T06
B903
BLM18PG121SN1D
B901
BLM18PG121SN1D
CD901
CU246601
AT+5V
P.CON+5V
I2SSD0_OUTA
GND
I2SWS_OUTA
I2SSCLK_OUTA
I2SSD0_IN
I2SWS_IN
I2SSCLK_IN
P.CON+8V
HDMI_I2SSCK
HDMI_I2SSDO
HDMI_I2SWS
GND
SP_AUDIO_OUT_L
SP_AUDIO_OUT_R
AUDIO_JACK_OUT_R
AUDIO_JACK_OUT_L
SIF
STEREO_RESET
SCL
SDA
SW_AUDIO_L[PC]
SW_AUDIO_R[PC]
SW_AUDIO_L[JACK]
SW_AUDIO_R[JACK]
AV2_A_IN_L
AV2_A_IN_R
H-8
H-7
PCBD20
CMF080
(AV PCB)
NC
FROM/TO TUNER
NC
NC
NC
NC
NC
NC
NC
NC
NC
FROM/TO POWER
NC
NC
NC
4.9
0
0
4.9
4.9
4.9
1.7
2.5
4.9
0
2.4
1.9
0
2.6
1.9
2.4
4.9
4.9
0
2.6
3.8
3.8
0
3.8
3.8
0
3.7
0
0
7.1
8.0
7.1
3.8
NC
65 AVSUP
79 ADR_SEL
80 STANDBYQ
40 CAPL_M
26 VREF2
NC
NC
I2S_DA_IN2
I2S_WS
I2S_DA_OUT
I2S_DA_IN1
ADR_DA
ADR_WS
ADR_CL
I2S_CL
D_CTR_I/O_1
D_CTR_I/O_2
NC
I2C_DA
I2C_CL
DVSUP
DVSUP
DVSUP
DVSS
DVSS
DVSS
RESETQ
NC
NC
NC
AUDIO_CL_OUT
TP
NC
NC
NC
NC
NC
XTAL_OUT
XTAL_IN
TESTEN
ANA_IN2+
ANA_IN-
AVSUP
MONO_IN
NC
NC
NC
NC
NC
NC
VREFTOP
ASG1
AHVSUP
CAPL_A
SC2_OUT_L
SC2_OUT_R
ASG2
AVSS
AVSS
ASG4
AGNDC
NC
NC
AHVSS
AHVSS
NC
NC
NC
NC
VREF1
NC
NC
0
0
3.8
0
0
0
0
3.8
3.8
3.8
0
0
0
0
4.8
0
0
0
0
0
4.4
0
0
0
0
0
5.0
5.0
5.0
0.2
0.2
0
0
0
0
0
NC
0.1
0.1
0
NC
DACM_SUB
NC
0
0
0
0
0
0
NC
STEREO SCHEMATIC DIAGRAM
SW_A_IN_L
SW_A_IN_R
SIF
AV2_A_IN_R
AV2_A_IN_L
SW2_A_IN_L
SW2_A_IN_R
SPOUT_R
SPOUT_L
SW1_A_IN_L
SW_A_IN_R
I2S_CL3
I2S_WS3
I2S_DA_IN3
(PC/HDMI/DVI)
(AV1/YUV/SIDE)
(DVD)
(AV2)
NC
NC
25 NC
VariOut_R
VariOut_L
FROM/TO AV JACK
FROM/TO TUNER
FROM/TO AV JACK2
HDMI_I2SSDO
HDMI_I2SWS
HDMI_I2SSCK/MCKL
GND
FROM/TO HDMI MICON2
FROM/TO AV SWITCH2
FROM/TO SOUND AMP/HEADPHONE AMP
(CP3602)
5.0
0
4.9
0
0.6
0.6
12
13