Sanyo C0971, C1271, CL0971 Noise Malfunction and Electromagnetic Interference, Noise malfunction

Models: CL0971 C1271 C0971 CL1271

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9-5. Noise Malfunction and Electromagnetic Interference

An inverter A/C operates using pulse signal control and high frequencies. Therefore, it is susceptible to the effects of external noise, and is likely to cause electromagnetic interference with nearby wireless devices.

A noise filter is installed for ordinary use, preventing these problems. However, depending on the installation conditions, these effects may still occur. Please pay attention to the points listed below.

(1) Noise malfunction

This refers to the application of high-frequency noise to the signal wires, resulting in abnormal signal pulses and malfunction.

Locations most susceptible to noise

 

Trouble

 

Correction

 

 

 

 

 

1.

Locations near broadcast stations where

Either of the following trouble may occur.

 

(The fundamental concept is to make the

2.

there are strong electromagnetic waves

1.

The unit may stop suddenly during

 

system less susceptible to noise.)

Locations near amateur radio (short wave)

 

operation.

 

- Insulate for noise or

3.

stations

2.

Indicator lamps may flicker.

1.

distance from the noise source. -

Locations near electronic sewing machines

 

 

Use shielded wires.

 

and arc-welding machines

 

 

2.

Move unit away from the noise source.

 

 

 

 

 

 

(2) Electromagnetic interference

This refers to noise generated by high-speed switching of the microcomputer and compressor. This noise radiates through space and returns to the electric wiring, affecting any wireless devices (televisions, radios, etc.) located nearby.

Locations most susceptible to noise

Trouble

 

Correction

 

 

 

 

 

1.

A television or radio is located near the

1. Noise appears in the television picture,

1.

Select a separate power source.

2.

A/C and A/C wiring.

or the picture is distorted.

2.

Keep the A/C and A/C wiring at least 1 meter

The antenna cable for a television or

2. Static occurs in the radio sound.

 

away from wireless devices and antenna cables.

 

radio is located close to the A/C and A/C

 

3.

Change the wireless device’s antenna to a high-

 

wiring.

 

 

sensitivity antenna.

3.

Locations where television and radio

 

4.

Change the antenna cable to a BS coaxial cable.

 

signals are weak.

 

5.

Use a noise filter (for the wireless device).

 

 

 

 

 

 

6.

Use a signal booster.

 

 

 

 

 

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Sanyo C0971, C1271 Noise Malfunction and Electromagnetic Interference, Noise malfunction, Electromagnetic interference

CL0971, C1271, C0971, CL1271 specifications

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Overall, the Sanyo CL1271, C0971, C1271, and CL0971 represent a comprehensive solution for anyone seeking high-quality audio-visual equipment. With distinct features and technologies, these models cater to a diverse range of needs, ensuring that users experience the best of what Sanyo has to offer.