Sharp LC-26DV24U A Service Manual page 21

A B
8
7
R6558
AUDIO_L
3.3K
R6559 R6561
AUDIO_R
3.3K 2.7K
6
C6562 10 C 2.6
6.3V(2125)
2.6
C6561 10 C
6.3V(2125)
5.1
2.5
C6557 2.2 B
0
5
5.1
C6555 10 C
C6556 0.1 B
3.3
0
C6559 10 C
C6560 0.1 B
4
RESET_N
NR6551
CRA108470JV
SDOUT
LRCK
MCLK
BCLK
3
2
1
A B
H-21
C
L6551
22uH_NLCV32T
15
R6562
2.7K 16
AUDIO_ADC IC
IC6551 AK5358A
R6566
0
AINR CKS0
4.7K
R6567
0
CKS2
AINL
4.7K
3.3
CKS1 DIF
3.3
VCOM PDN
2.3
AGND SCLK
X6551
2.3
100DT01217
VA MCLK
12.288MHz
2.3
NC
VD LRCK
2 1
2.1
DGND SDTO
3 4
OUT VCC
NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
C
D E
AV SWITCH2 SCHEMATIC DIAGRAM
(DIGITAL PCB)
Lch SW IC
IC6552 NJM2534V
C6570 2125
0 4.3 SW_L
10 B
BUFFER
4.0 3.3 ASW0
C6567 2125
9.3 4.8 TU_AUDIO_L
10 B
BAIAS
4.9 3.2
DVD-H
D3.3V
C6565 R6573
DVD_L
10 B 100
2125
Rch SW IC
IC6553 NJM2534V 2125
C6571
4.3
0 SW_R
10 B
BUFFER
4.0 3.3
C6568
9.3 4.8 TU_AUDIO_R
10 B
BAIAS
2125
4.9 3.2
C6566 R6572
DVD_R
10 B 100
2125
B6556
BLM18PG181SN1D
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.
D E
F G
SW_Y_IN
Y SW IC
IC6554 MM1501XNRE
C6574
2125
0/3.3 4.5
AV1_Y
L
10 B
BUFFER
4.5 0
C6575 2125
5.0 4.5 DVD_Y
H
VCC
10 B
C6572
1 B
DVD-H
SW_C_IN
C SW IC
IC6555 MM1501XNRE
C6577 2125
0/3.3 4.5 AV1_C
L
10 B
BUFFER
4.5 0
C6576 2125
5.0 H 4.5 DVD_C
VCC
10 B
C6573
1 B
F G
H
8
7
6
5
FROM/TO SCALER VIDEO/AUDIO
LRCK
SDOUT
BCLK
MCLK
ASW0
SW_Y_IN
SW_C_IN
DVD-H
4
FROM TUNER
TU_AUDIO_L
TU_AUDIO_R
FROM JACK3
AV1_Y
AV1_C
SW_L
SW_R
DVD_Y
DVD_C
3
DVD_L
DVD_R
FROM MICON
RESET_N
FROM REGURATOR2
P.CON+9V
D3.3V
2
D5.0V
GND
PCBDH0
CEH424
1
H
H-22