This document is a repair manual for the LCD TV chassis GCR22TSA models LA22A450C1 and LA22A350C1, which includes information on precautions, product specifications, disassembly and reassembly, troubleshooting, exploded view and part list, and wiring diagrams.
This service manual provides detailed repair information for the Samsung LA22A450C1 LCD television baseboard. It includes safety precautions, product specifications, step‑by‑step disassembly and reassembly instructions, a full parts list, and wiring diagrams.
The document also contains troubleshooting guidance, adjustment procedures, and factory mode settings to help technicians diagnose and fix common issues such as no power, no picture, or no sound. This manual is written in Chinese.
| Brightness | 300 cd/m² |
|---|---|
| Response Time | 5 ms |
| Power Consumption | <60 W |
| Dimensions (with stand) | 26.37 x 8.50 x 19.7 inches |
The display power must be disconnected before starting any disassembly steps.
CN101 supplies main power from the IP board to the main board and also controls dimming.
The maximum pixel clock rate is 80 MHz.