Sony KLV-V26A10E Service Manual page 53

A B C
1
A2.-AT2X
2
A2
7/7 VIDEO PROCESSING
3
4
C4813
*
N_Y
N_PB
5 C4810 *
N_PR
C4812
*
R_TXT
C4846 16V
10
B_TXT
C4845 10 16V
C4843
16V
16 15 14 13 12 11 10
6
N/TEXT SW
IC4801
*
C4844
10
1 2 3 4 5 6 7
16V
G_TXT
N_TEXT_SW
C4832 R4835
R4834
1000p 0
XX
50V
CHIP
7
D3.3V
L4801 R4805
C4808
10uH C4807
1k C4882
47
0.1
1/10W
XX 6.3V
16V
AV_FB
R4813
XX
R4814 R4815
Q4801 100
XX
8
2SA1037AK-T146-QR 1/10W
9
COMPONENTS MARKED AS XX ARE NOT FITTED ON THIS MODEL
10
11
All manuals and user guides at all-guides.com
D E F
RGB1
BLK1
R1 C4805 10 16V
G1
RGB2 C4801 10 16V
B1
C4802
10 L4805
16V
10uH
BLK2
R2 C4806 10 16V
C4814
C4803
G2 0.1
10
16V
16V
B2
C4804
10
16 15 14 13 12 11 10 9
16V
IC4803
TL52055DR RGB1/2 SW
1 2 3 4 5 6 7 8
RGB1_RGB2_SW
R4833
XX
RGB3
BLK3
R3 16V
C4851 10
G3 C4850
10
B3
16V
R4827
*
C4852
10 C4819
C4847
16V 0.1
* 16V
R4825
0.1
*
C4848
*
9 16 15 14 13 12 11 10 9
IC4802
RGB3/TEXT
TL52055DR
8 1 2 3 4 5 6 7 8
C4849
*
R4836
XX
R4826
*
RGB3_TEXT_SW
V5V
L4802
10uH
R4820
100
1/10W
YS_TXT
16 15 14 13 12 11 10 9
C4811 C4815
0.1
47
6.3V
16V
FS SW
MC74LVXT4052DTR2
1 2 3 4 5 6 7 8
G H I
A2(7/7) Board Waveforms
(20us/div)
TP1 TP2
C4842
47
16V
20mVp-p (H) 405mVp-p (H)
RGB1/2
R
G
B
R4854
0
CHIP
R4848
75
1/10W
C4824
L4804 0.47
10uH
N/RGB3/TEX 10V
36
C4858
0.47
R4849
PR/R
N/TEXT/RGB3 10V
RGB1/2 75
Y/G
37
IN2_V/L2
38 IN2_L3
R4850
220 39 IN2_SW
R4855 40
GND1
C4859 0.47
PB/B R 10V
100
R4857 41 IN3_1
C4860
B 0.47 10V
100
R4859 42 IN3_2
C4861 0.47 10V
G 100
43 IN3_3
R4861
C4829 0.47
10V
470
YOUT1 44 IN3_H
10V
R4862 C4830 0.47
75 45 IN3_V
46 GND3
C4862 2.2 10V
PR/R
47
IN4_1
R4865 100 1/10W
48 NC
FSW_AUTO
C4863
R4866
2.2
100
10V 1
PB/B 1/10W
Y/G
C4834
R4868 C4864
0.47
100 2.2
10V 10V
1/10W
R4869
470
R4897 YOUT2
10k
1/10W
RGB_SW0
RGB_SW1
R4898
10k
1/10W
IC4804
- 53 -
J K L
(20us/div) (20us/div)
TP3
72.5mVp-p (H)
C4871 C4872
0.1 47
16V 16V
R4803
1M
1/10W
R4804
1M
1/10W
35 34 33 32 31 30 29 28 27 26 25
C4833
0.1
25V
R4806
VCC2 24
1M
SELY_OUT 23 1/10W
1k
R4801
SELCB_OUT 22
R4873 XX R4802 1k 1/10W
SELCR_OUT 21
ADDRESS
20
R4876 0 CHIP
IC4807
SDA
19
CXA2181Q-T6 47
R4863
SCL 18
(84H)
R4864
47
GND2 17
GAIN-ADJ TP1
TP2
SYNC-SEP
SELH_OUT 16
SELV_OUT 15
XTAL 14
220 10V
C4869
TP3
C4841
VCC4
13
0.1
C4870 16V
0.1 25V
X4801 4MHz
2 3 4 5 6 7 8 9 10 11 12
R4891 680
C4835 3.3k
R4892
0.47
10V C4837
C4836
2.2
2200p
50V
50V
X4802
C4839
0.01
R4874
25V
10k
1/10W
R4870
R4871
100
R4877 470
1/10W 10
1/10W
1/10W
Y_WSS
C4840 R4872
470
0.1
1/10W
16V
Q4804
2PA1576R-115
~ A2 Board Schematic Diagram [ Video Processing ] Page 7/7 ~
M N O
COMP
L4806
10uH
CCP_Y
R4811
R4823
470
XX
1/10W
8 7 6 5
IC4805
MAX4451EKA-TG069
1 2 3 4
C4876
XX
R4812
470
R4807 C4873
R4816 R4824
75 470
470 0
1/10W 16V
CHIP
CCP_CB
CCP_CR
R4817 R4821
470 470
1/10W 1/10W
R4808 C4874
C4877
75 470
XX
R4822
RN-CP 16V
1k
8 7 6 5 1/10W
IC4806
MAX4451EKA-TG069
1 2 3 4
R4809 C4875
470
75 C4878
16V R4818
1/10W XX
470
R4819
470
SDA_B_5V
SCL_B_5V D3.3V
R4889
R4887
100
100 1/10W
1/10W H_SINK_IN
C4853 C4855
0.1
4700p
8 7 6 5
50V 16V C4856
XX
IC4810
TC7WH08FK(TE85R)
1 2 3 4
V_SINK_IN
C4857
R4888 C4854 R4890
XX
100 470p 100
1/10W 1/10W
50V