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General| Brand | Samsung |
|---|---|
| Model | CL21Z30MQLXXAO |
| Category | TV Receiver |
| Language | English |
Details the remote control sequence required to enter the service mode and navigate its menus.
Outlines specific procedures for adjusting picture size, deflection, and other visual parameters.
Explains how to check software versions and perform software downloads and verification.
Guides on adjusting focus, screen voltage, and white balance after component replacement.
Provides diagnostic flowcharts and LED status interpretation for common malfunctions.
Flowcharts detailing step-by-step troubleshooting for 'No Power' and 'No Picture' issues.
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