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Monitor Repair Tips
Infinity Monitor Model: 14ED (W745114477 Chassis)
No power
Checked and tested power supply section, all resistors and filter capacitor checked ok. Replaced IC802 and unit then powered up ok
Likom Monitor Model: L503RDN (13MLB0004424 Chassis)
Vertical problem, small picture, cannot adjust, sometimes rolling
Checked vertical section and found resistor R527 (10ohms) located near ICU501 had gone high resistance, replacing resistor cleared the fault
Kds Monitor Model: VS21E (Evoked 2100K Chassis)
Dead
I found following parts had failed: Q425, C4924 and R497 (10ohm, 1w), the horizontal output transistor was also short circuit, replaced with type BU2527
Dell Monitor Model: D-1728D-LS (FCC ID A3LCMG737)
No display
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