This is the introduction of SANYO TV CK21F90C. Its main features include PCB board lead-free, automatic channel selection at startup, personal channel setting, program reservation, AV wide screen, one-key environmental protection EC, MPP function, CD/music mode, curtain opening, and one-way VA input.
The manual covers safety precautions, X‑ray protection, and detailed repair procedures for the CK29F98C CRT television. It includes warnings for handling the power transformer, high‑voltage sections, and component replacement to ensure safe service.
It also contains wiring diagrams, part numbers, mechanical dimensions, and electrical specifications for the CK29F98C and compatible models such as CK21F90C, CK25F78C, and others. This manual is written in Chinese.
| Operating Voltage Range | AC 176 V – 242 V, 50/60 Hz |
|---|---|
| Dimensions (CK21F90C example) | 596 mm × 474 mm × 491 mm |
| Weight (CK21F90C example) | 24 kg |
| Audio Output Power | 5 W (RMS) |
| Speaker Size | 5 cm × 9 cm, 2 pcs |
| CPU Model | QXXAVC635---P |
| Decoding IC | QLA76818A---M |
| CRT Model | BXXAVB356SFJ |
| High‑Voltage Limit (X‑ray safety) | HV 29.5 kV + t1 kV |
The TV must be connected to the AC power source through a safety device before working on the transformer primary.
The TV operates on AC 176 V to 242 V at 50 Hz or 60 Hz.
The audio output is rated at 5 W (RMS).