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Alignment and Adjustments
T est Poi nt
V R : V ar iable Resist or
Pin Connect or
Fan pow er sourc e.
Notes
1. When the SMPS-PCB is replaced, the Va, Vsc, Vs, Ve and Vset voltages must be checked and adjusted to the proper levels
indicated on the panel sticker.
2. Whenever the SMPS is changed the 18V line(Vamp) must be checked and adjusted to the proper level.
2-18
V amp
SOUND volt age
A djust & v alidate 18V
V R8001
CN 807
CN 808
CN 809
CN 810
CN 812
V alidate t he SMPS
V A
V R8901
V S
V R8801
V a
V s
V E
V R8751
V set
V SET
V e
V R8771
V scan
v olt age
Out put
V a
V sc
V s
V olt age
See the l
be
s attached on the base chassis
a
9
SMPS
A djust t he SMPS v olt age
using t he V R (Var iable
V SCA N
V R8731
V e
V set
l
Resist or )
Samsung Electronics
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