21FJ6RB - Television LG - Free user manual and instructions
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| Product Type | CRT Television |
| Screen Size | 21 inches (54 cm) |
| Aspect Ratio | 4:3 |
| Display Resolution | 640 x 480 (standard definition) |
| Weight | Approximately 25 kg (55 lbs) |
| Dimensions (W x H x D) | 500 x 420 x 450 mm (19.7 x 16.5 x 17.7 in) |
| Power Supply | AC 100-240V, 50/60 Hz |
| Power Consumption | 80 W (typical) |
| Input Connectors | RF antenna input, Composite (AV) input |
| Output Connectors | Audio output (headphone jack) |
| Tuner | Analog PAL/SECAM/NTSC |
| Remote Control | Infrared, includes volume and channel controls |
| On-Screen Display | Basic menu for brightness, contrast, color, sharpness |
| Sound Output | 2 x 5 W speakers |
| Safety Features | Auto power-off after no signal, over-voltage protection |
| Cleaning Instructions | Wipe screen with soft dry cloth; avoid solvents |
| Spare Parts Availability | Common CRTs are no longer manufactured; refurbished parts may be found |
| Repairability | Moderate; requires experienced technician for internal components |
| Environmental Conditions | Operating temperature 5-35°C, humidity 20-80% |
| Manufacturer | LG Electronics |
Frequently Asked Questions - 21FJ6RB LG
How do I connect an external device like a DVD player to my LG 21FJ6RB TV?
Use the composite (AV) input on the back of the TV. Connect the yellow video cable and red/white audio cables from your device to the corresponding color-coded jacks.
My TV has no power. What should I check?
First, ensure the power cord is firmly plugged into a working outlet. Check the power button on the TV. If still no power, the internal fuse may be blown, requiring professional repair.
How can I clean the screen safely?
Turn off and unplug the TV. Use a soft, lint-free cloth slightly dampened with water. Gently wipe the screen in a circular motion. Do not use alcohol, ammonia, or abrasive cleaners.
The picture is distorted or has lines. What can I do?
Check if there is interference from nearby electronics. Try adjusting the horizontal and vertical hold settings via the on-screen menu. If persists, it may be a degaussing issue or internal fault.
Does this TV support digital broadcasts?
No, the LG 21FJ6RB is an analog CRT TV. It requires an external digital converter box to receive over-the-air digital signals.
How do I adjust the color and brightness?
Press the 'Menu' button on the remote or TV, navigate to 'Picture' settings, then adjust brightness, contrast, color, and sharpness using the volume buttons.
Can I use a universal remote with this TV?
Yes, most universal remotes support LG codes. Look for code 0012 or search 'LG' in the remote's brand list.
The remote control doesn't work. What should I do?
Replace the batteries with fresh ones. Clean the IR sensor on the TV and remote. Test the remote with a camera to see if it emits infrared light. If not, the remote may be faulty.
How can I improve the sound quality?
Adjust the volume and treble/bass settings via the audio menu. For better sound, connect external speakers to the headphone jack or use an audio output adapter.
Is it safe to leave the TV on standby?
Yes, standby mode consumes minimal power, but it is recommended to fully turn off and unplug the TV during thunderstorms or extended periods of non-use.
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