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Repair Process-Reference data
PDP TV
Symptom
① Check input voltages(5V, Va, Vs) at P203 connector.
② Check it is short or not between Vs and GND at P203 connector.
③ Check all of fuses open. (FS202)
④ Check voltage of diode , FET by using digital multi-meter.
▣ Measuring Method
▣ Specifications
Position
Direction
0.35V ~ 0.45V
HS101
Forward
Reverse
D109,D110,D108,D111 Q104,Q113,Q114
HS102
Forward
Reverse
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Only for training and service purposes
A. Picture Problem
Z-Sus Board Checking Method(50R3)
FET
Diode
Circuit No.
D114,D118
Q107, Q110
0.35V ~ 0.45V
O.L. (Overload)
0.35V ~ 0.45V
0.5V ~ 0.6V
O.L. (Overload)
P203
Q106, Q109
0.35V ~ 0.45V
Q102,Q103
0.45V~0.55V
FS202
5V fuse
A9
Making
Revision
A9
ZSUS board
LGE Internal Use Only
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