Sony KDL-32U2520 Service Manual page 106

C E
A B D
1
BDTR-2.SE1
2
FB5780
XX
C5781
3
XX
XX
C5780 C5783
XX
VIDEO AMPS/BUFFERS
4
C5782
R5784
XX XX
5
R5782 R5785
XX XX
JL5795
CVBS YC_Y
Q5780
JL5781
XX
6
3.3V_MAIN
7
R5854
D5840
XX
XX
C5842
8
XX
R5851
IC5840
XX
XX
GND OUT
Vcc CD
C5841
9
XX
3.3V_MAIN
10
R5852 R5853
XX
XX
JL5853
RESET_N
11
R5850
C5840 Q5840
XX
XX
XX
R5930
XX
12
JL5780
R5786
XX
XX
XX IC5780
R5780
13
32KOUT VDD
SCL OSCIN
SDA OSCOUT
INTRC INTRB
XX
14 XX
R5781
R5783
VSS INTRA
15
BDTR-2
COMPONENTS MARKED AS XX REFER TO PARTS LIST, WILL ONLY BE LISTED IF FITTED
16
A B C D E
G H I
F
BDTR-2
4 A / 9
R5790
C5784 R5787 C5788
XX ABCK,ADO,ALRCK,AMCK
XX
XX XX
R5788
XX
YC_C
Q5781 Q5782
XX XX
JL5782 JL5783
Y_DIG C_DIG
RESET SIGNAL GENERATION
C5843
S/W OPTION SELECT R's
XX
3.3V_MAIN
R5857
JL5855
XX
JL5840
FTV_CONFIG3
JL5841
FTV_CONFIG0
JL5854
nMASTER_RESET
JL5842
FTV_CONFIG1
XX
C5844
JL5843
FTV_CONFIG2
Q5842
XX
RESET
+3.3IO
KEY
XX
D5780
3.3V_MAIN
C5789
XX
XX
C5787
C5785
R5861
XX
XX
1 3
R5789
XX
nSMC_INT
2 4
CTS0B
XX
X5780
XX
C5786
C5790
XX
R5862
XX
4 B / 9
I
F G H
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J K L M N
8.5V_MAIN
C5792
IC5781 C5795
XX
XX
XX
R5791
CONTROL VIN
XX
JL5784
GND FB5781
C5791
NOISE VOUT
XX
XX
C5794 C5796
C5793
XX XX
XX
+5V_AUDIO_DAC
IC5782
XX
ADO DAC_L
DATA LO
ABCK
XX
BCKI VDD
C5797
ALRCK
LRCK VSS
AMCK
MCK RO
DAC_R
XX
C5798
AUDIO DAC & AMP
Cu Heatsink
- - - - - - - - - - -
Add 20mmx20mm area
R5842 R5844 R5846
R5840 Connect to TAB of
XX XX XX
XX
Regulator
3.3V_MAIN
XX
IC5784
VIN VOUT
R5843 R5845 R5847
R5841 GND/ADJ
XX XX XX
XX
XX XX
XX
C5802 C5804
C5808
R5805
XX
R5806
XX
EMMA 1V5 REG
Cu Heatsink
- - - - - - - - - - -
Add 20mmx20mm area
XX
Connect to TAB of
IC5785
Regulator
3.3V_MAIN 1 2 3 4 5
NOTE R3401, R3406, R3407
ARE 0.5% TOLERANCE.
XX
R5812
XX
R5810
XX
XX R5811
R5803
C5805 XX
JL5794
JL5792
+2V5D
XX
C5817
C5810
XX EMMA 2V5 REG
XX
XX
C5809
C5803
J K L M N
- 1 -
O P Q R S
AMPLIFIER GAIN = 2.0
R5796
R5801
XX
XX
C5799
XX
R5802
XX
JL5785
R5794
SIDE_B XX
JLLTV001
XX
R5797
JL5787
XX
5 6 7 8
XX
R5792
B+IN B-IN B_OUT V+
SIDE_B IC5783
JLLTV001
XX
XX
JL5788
V- A+IN A-IN A_OUT
4 3 2 1
R5793
XX
XX
C5801
R5798
XX
R5795
XX
JL5786
R5799
C5800
XX
XX
R5800 R5804
XX
XX
CI_PWR_EN
nCI_OVR
JL5789
JL5793
XX
R5925
XX
C5813 NOTE R3415, R3425, R3426
ARE 0.5% TOLERANCE.
CI POWER SWITCH
RESET_N
Q5923 Q5922
DTC114EUA-T106 DTA143EUA-T106
XX
R3398
Q5920
2SK2036(TE85L)
SDA
R5920
XX
Q5921
2SK2036(TE85L)
SCL
R5921
XX
O P Q R S
~ BDTR-2 Board Schematic Diagram [ Main Microcontroller, Panel Driving, Audio & Video Processor ] Page 4/9 ~
T U V W
1
BDTR-2.SE1
2
FB5782
R5814
XX
XX
8.5V_MAIN
C5814
C5806 3
XX
XX
XX
C5807
JL5790
4
DIGITAL_RF_L
R5807
C5811
XX
XX
5
6
JL5791 7
DIGITAL_RF_R
R5808 C5812
XX XX
8
5V_MAIN
XX XX
C5815 C5816
3.3V_MAIN
9
XX
IC5786
+5VD_CI
EN OUT
FLAG IN
10
XX
R5927
GND OUT
XX
NC NC
R5928
XX
R5926
11
3.3V_MAIN 12
R5924
XX
13
R5922 R5923
1608 RN-CP
5% 1/10W
RN-CP 1608
1/10W
10k
10k
5%
SDA_EMMA
14
SCL_EMMA
15
16
T U V W