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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
Vamp
SOUND volt age
Adjust & validate 18V
V R8001
V S
V R8801
CN 807
CN 808
CN 809
CN 810
CN 812
V alidate t he SMPS
volt age
Output
Volt age
9
SMP S
V A
V R8901
V a
V s
V E
V R8751
V set
V SET
V e
V R8771
V scan
Va
Vsc
Vs
Ve
See the labels attached on the base chassis
Adjust the SMPS volt age
using t he V R (Var iable
Resist or )
V SCA N
V R8731
Samsung Electronics
Vset
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