This service manual provides technicians with safety guidelines, electrical specifications, block diagrams and detailed installation and service instructions for the Sharp 25LC156 color television. It includes chassis layout, printed wiring board assemblies, schematic diagrams and a comprehensive replacement parts list.
The manual describes procedures for high‑voltage checks, X‑radiation protector testing, field adjustments of picture and sound controls, and how to order genuine Sharp replacement parts. All instructions are aimed at restoring the set to its original condition using identical components.
| Fuse rating | 4.0 A |
|---|---|
| Input voltage | 120 V AC |
| High‑voltage reading (CRT) | ≈28 kV at zero beam |
The high‑voltage measurement should be approximately 28 kV when the screen control is set to its minimum position.
Components marked with (A) have special safety characteristics; read the safety notice on page 3 before replacing them.