Sony KDL-32U2520 Service Manual page 41

A B C
BDTR-2.SE1
1
Cu Heatsink
- - - - - - - - - - -
Add 20mmx20mm area
Connect to TAB of
2
Regulator
3.3V_MAIN
XX
IC5784
VIN VOUT
GND/ADJ
XX XX
XX
3 C5802 C5804
C5813
C5808
R5805
XX
R5806
XX
EMMA 1V5 REG
4
5
6
JL5780
7 XX
R5780
32KOUT
SCL
SDA
INTRC
8 XX
XX
R5781
R5783
VSS
9
BDTR-2
10
11
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D E F
CI_PWR_EN
nCI_OVR
JL5789
JL5793
XX
NOTE R3415, R3425, R3426
ARE 0.5% TOLERANCE.
+3.3IO
KEY
XX
R5786
XX D5780
XX
IC5780
VDD
C5789
XX
XX
OSCIN
C5787
C5785
XX
OSCOUT
1 3
INTRB
R5789
XX
INTRA
2 4
XX
X5780
XX
C5786
C5790
XX
4 B / 9
G H I
5V_MAIN
XX XX
C5815 C5816
3.3V_MAIN
XX
IC5786
EN OUT
FLAG IN
XX
R5927
GND OUT
XX
R5925
XX
NC NC
R5928
XX
R5926
CI POWER SWITCH
3.3V_MAIN
R5861
3.3V_MAIN 1
XX
nSMC_INT
CTS0B
XX
XX
R5803
C5805
R5862
XX
XX
C5803
~ BDTR-2 Board Schematic Diagram [ Main Microcontroller, Panel Driving, Audio & Video Processor ] Page 4B/9 ~
- 40 -
J K L M
RESET_N
Q5923
DTC114EUA-T106
XX
R3398
+5VD_CI
Q5920
2SK2036(TE85L)
SDA
R5920
XX
Q5921
2SK2036(TE85L)
SCL
R5921
XX
Cu Heatsink
- - - - - - - - - - -
Add 20mmx20mm area
XX
Connect to TAB of
IC5785
Regulator
2 3 4 5
NOTE R3401, R3406, R3407
ARE 0.5% TOLERANCE.
XX
R5812
XX
R5810
R5811
XX
JL5794
JL5792
+2V5D
XX
C5817
C5810
EMMA 2V5 REG
XX
XX
C5809
BDTR-2
N O
3.3V_MAIN
Q5922
DTA143EUA-T106
R5924
XX
R5922 R5923
1608 RN-CP
5% 1/10W
RN-CP
1608
1/10W
10k
10k
5%
SDA_EMMA
SCL_EMMA
4 B / 9