KV-21STR3 - Television SONY - Free user manual and instructions
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| Product Type | CRT Television |
| Brand | Sony |
| Model | KV-21STR3 |
| Screen Size | 21 inches (53 cm) |
| Aspect Ratio | 4:3 |
| Dimensions (Approx.) | 500 x 450 x 450 mm (W x H x D) |
| Weight (Approx.) | 18 kg |
| Power Consumption | 80 W |
| Power Supply | AC 220-240 V, 50/60 Hz |
| Input Connectors | Antenna (RF), Composite Video (RCA), Audio L/R (RCA) |
| Output Connectors | Headphone jack (3.5 mm) |
| Remote Control | Included (Sony RM-xxx) |
| Tuner | Analog (PAL/SECAM) |
| On-Screen Display | Yes |
| Sleep Timer | Yes |
| Cleaning Instructions | Wipe with a soft dry cloth; do not use liquid cleaners |
| Safety Features | Automatic degaussing, overcurrent protection |
| Spare Parts Availability | Contact Sony service centers for replacement parts |
| Repairability | Serviceable by qualified technicians; CRT handling required |
| Documentation | User manual available for download |
Frequently Asked Questions - KV-21STR3 SONY
How do I connect external devices like a DVD player to my Sony KV-21STR3?
Use the Composite Video (yellow RCA) and Audio L/R (white/red RCA) inputs on the back of the TV. Connect the corresponding outputs from your device.
Why is there no picture but sound is working?
This may indicate a vertical deflection issue or a problem with the CRT. Check the screen for a horizontal line; if present, repair is needed. Ensure the brightness and contrast are not set to minimum.
How can I clean the TV screen?
Use a soft, dry cloth to gently wipe the screen. Do not apply liquid cleaners directly to the screen as they may damage the anti-glare coating.
My remote control is not working. What should I do?
First, replace the batteries (typically two AAA). Make sure there are no obstructions between the remote and the TV sensor. If it still doesn't work, try resetting the remote by removing batteries for 30 seconds.
How do I access the menu settings?
Press the MENU button on the remote control or the TV front panel. Use the arrow keys to navigate and the OK button to select.
Can I use this TV with a digital converter box?
Yes, connect the converter box's composite or RF output to the TV's corresponding input. Tune the TV to the correct input channel.
What should I do if the TV does not turn on?
Check the power cord and wall outlet. Try a different outlet. If still no power, the TV may have a blown fuse or internal failure; contact a technician.
How do I adjust the picture settings?
Press the PICTURE button on the remote to cycle through presets (Bright, Standard, Movie) or use the menu to manually adjust contrast, brightness, color, and sharpness.
Is it safe to leave the TV on standby?
Yes, the TV consumes minimal power in standby (less than 1 W). However, for safety during thunderstorms or long absences, unplug the TV.
Where can I find the user manual?
The manual is available for free download on notice-facile.com in PDF format. You can also request a translated version by email.
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USER MANUAL KV-21STR3 SONY
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Product information
Brand : SONY
Model : KV-21STR3
Category : Television