- LG CRT Television User Manual

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NO Pic ture No So und
Is Any OSD displa yed?
Chec k IC11 pin71, 72, 73
(R, G, B o ut )
OK
Sto re on m anual - p rog ram MENU
Does t he auto Pro gra m
Op erate prop erly
Chec k p in40(V out 1)
1Vp
-
p
Chec k 1 8V 3. 3V
5V DC Vo lt ag e
Chec k SMPS Trans
Sec ond ary Vo ltag e
Chec k p in18
Reset Voltage
Chec k IC13
(Reset IC)
Chec k p in57 , 58
SCL, SDA
Chec k IC12 ( EEPROM)
& SCL SDA Line
Relac e IC11
Q501, Q5 03, Q504
(R, G, B out of IC11)
Chec k / Rep lac e
CPT Bo ard c o m po nent
Go to
No So und
Pic ture OK
OK
OK
OK
OK
NO
NO
NO NO
NO
NO
3 3V DC
OK
OK
3 3V DC
Chec k rec eiving system in MENU
& exec ut e Auto Prog ram .
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