RCA 50LB45RQ

CON5
io
11 F_I
Power board (SCH)
o .... RE46DZ1750
0 VBL+
O Nr
O VBL PT
0 VBL
O NC
0 SGND D602
R629
oOO rNTVCrpT (VREF) __
PT C _ R638
,t +_+ °°o_, o_ . . o_o_
/ / __ " _ " _.... 1 '_'
V_F_ 1" T 'J ++2--1 -_- .....
/ / R604 C60 I
I ++_A.... _:.... _7o2 f__+
• • rll - - RT
.... o.... _i_
R601 CNT
AD
2 13 U60I D 14
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+ i ........
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i ON/OFF _._
CON4
C603
o.... It
104/400V/MPP
VBL
O
I SEN R628
D603 I
- - ] _ i:i00
±
I SEN
0
+12VD
R704
o7o_(
vccl
) ON/OFF
R709
C703
NC
6
8
if T301
ER28(4+4)
44:94
A
0
B
0
l VPFC
D303 RB05 RB06
E pQ302
c vcc
q
VER: 1.0 2012.02.10
r_ Sheet 3 Of 4