(2)If the self-diagnostics function fails to operate Check the indoor unit.

Is the fuse blown?

Normal

Replace the controller.

No indicators illuminate and the indoor fan does not rotate. Check the power voltage.

Blown

Replace the circuit board or the fuse.

9-3. Checking the Indoor and Outdoor Units

(1) Checking the indoor unit

No.

Control

Check items (unit operation)

1

Use the remote controller to operate the

• The rated voltage must be present between inter-unit wirings 1 and 2.

 

unit in "TEST run" mode. To determine

• Connect a 5 k ohm resistor between inter-unit wirings 2 and 3. When the

 

whether the mode is currently in

voltage at both ends is measured, approximately 12 to 15V DC must

 

"TEST run" mode, check the 4 indicator

be output and the multimeter pointer must bounce once every 8

 

lamps on the unit. If all 4 are blinking,

seconds.

 

the current mode is "TEST run."

Or instead of measuring the voltage, you can insert an LED jig and

 

 

check that the LED flickers once every 8 seconds.

If there are no problems with the above, then check the outdoor unit.

For the "Test run" procedure, refer to the Appendix B "Installation Instructions".

(2) Checking the outdoor unit

 

 

 

 

No.

Control

Check items (unit operation)

1 Apply the rated voltage between outdoor

• The control panel LED (red) must illuminate.

 

unit terminals L and N.

 

2Short-circuit the outdoor unit COM terminal • The compressor and fan motor must all turn on. to the T-RUN terminal.

If there are no problems with the above, then check the indoor unit.

Using the TEST/T-RUN terminals

 

TEST/T-RUN terminals

 

 

 

 

 

 

 

 

 

 

T-RUN : Test run (compressor and fan motor turn ON).

 

 

 

 

 

 

 

 

 

 

TEST/MV : Compresses time to 1/60th (accelerates

 

 

 

 

 

 

 

 

 

 

operation by 60 times faster than normal).

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(TEST)/MV

 

T-RUN

 

COM

42

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Sanyo CL1271, C1271 Checking the Indoor and Outdoor Units, Replace the controller, Replace the circuit board or the fuse
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CL0971, C1271, C0971, CL1271 specifications

The Sanyo CL1271, C0971, C1271, and CL0971 are a series of advanced audio and video technologies that showcase Sanyo's commitment to innovation and quality in consumer electronics. These models exemplify solid performance and versatility, catering to a wide range of user needs.

The Sanyo CL1271 is recognized for its compact design and robust functionality. It features high-definition video output, which elevates the viewing experience with crisp images and vibrant colors. Its energy-efficient design is an asset for users who are conscious of power consumption while still seeking premium performance. The device also incorporates advanced audio technologies, ensuring that sound quality matches the high-definition visuals. The integration of built-in speakers eliminates the need for additional audio equipment, making the CL1271 a convenient choice for casual viewing.

The Sanyo C0971 stands out for its user-friendly interface and connectivity features. Equipped with multiple ports, it supports various multimedia inputs, including HDMI, USB, and VGA. This adaptability allows users to connect an array of devices, making it an excellent choice for presentations or media playback. The C0971 also employs sophisticated image processing technology, enhancing the clarity and detail of both video and images. With a focus on ease of use, its intuitive menu navigation allows even novice users to access the full range of features without difficulty.

The Sanyo C1271 builds on the foundation established by its predecessors, adding additional enhancements in terms of screen resolution and color accuracy. With a full HD display, it offers exceptional picture quality that is ideal for both entertainment and educational purposes. This model is particularly suited for professional environments, thanks to its superior performance in bright settings. The C1271's durability and reliability are other key points, making it a long-term investment for users who value quality.

Finally, the Sanyo CL0971 combines portability with powerful features, making it an ideal option for individuals on the go. Its lightweight design ensures easy transport, while the battery life enables prolonged usage without the need for frequent recharges. This model's advanced connectivity options further enhance its versatility, allowing seamless integration with smartphones and tablets.

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.
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