Brand: KENWOOD
Category: Audio System
Document Type: Manual
Language: EN
Available Languages: EN , ES
Manual for Spectrum 755 AV
Uploaded: Nov. 21, 2025, 8:50 p.m.
Warranty Information
No specific warranty period is mentioned in the provided pages.
- Using the Controls: Features front panel controls for basic functions like volume, bass, treble, and speaker activation. Remote control also available.
- Audio Modes: Offers Dolby Pro Logic, Dolby 3 Stereo, and Bypass modes for optimized sound based on content.
- Tuner Operation: Allows automatic or manual tuning of FM/AM stations, with options to store and recall preset stations.
- CD Player: Supports playback of CDs, including track selection, programming, and repeat play functions.
- Cassette Deck: Enables tape playback, recording, and dubbing between tape wells. Includes maintenance tips for heads and demagnetization.
Troubleshooting and error codes
| When this happens: | Possible Cause / Solution |
|---|---|
| Receiver | |
| Remote doesn't operate | Check batteries; ensure remote is close enough; check source placement; verify cable connections. |
| No sound from the system | Check volume level, mute status, speaker activation, power cords, speaker cables, and input cables. Ensure ADAPTER loop jack shorting plugs are in place. |
| No sound from one of the speakers | Check speaker balance setting; verify audio and speaker cable connections. |
| No sound from the subwoofer | Check subwoofer power cord, outlet, power switch, audio cable connection, and volume control. |
| No sound from the surround speaker(s) and/or center speaker, or the sound is abnormally low | Ensure surround mode is ON; check center channel setting (not PHANTOM); verify speaker cable connections; ensure CENTER and SURROUND channels are calibrated. |
| The STANDBY light blinks, but there is no sound | Check speaker cables for short circuits. |
| A hum when you select the PHONO input | Check PHONO jack connections; ensure turntable is grounded. |
| None of the functions operate, or the display shows wrong information | Reset the microcomputer by unplugging and replugging the power cord while holding the POWER button. |
| You can't receive radio stations | Verify station tuning, TUNER input selection, and antenna connection. |
| You can't receive a preset station by pressing the corresponding number buttons | Verify TUNER input selection, receivable frequency, and that the preset memory hasn't been cleared. |
| Interference with reception | Check for and turn OFF interfering electrical appliances, TV sets, or automobiles; consider an outdoor antenna. |
| CD player | |
| Power light doesn't come on | Check power cord connection to the AC outlet. |
| Player doesn't play a loaded CD | Ensure CD is loaded correctly (right-side up), not cracked or dirty. Allow for condensation on the lens by leaving the player on for an hour. |
| No sound | Check CD loading, condition (not cracked/dirty), PLAY mode is active, and audio cable connections. |
| Skipping (mis-tracking) | Ensure CD isn't cracked or dirty; protect the player from strong vibrations. |
| CD automatically plays when power is turned on | Remove all CDs before turning the unit OFF. |
| Cassette deck | |
| No sound when the PLAY button is pressed | Check that the tape isn't blank, is wound properly, and that audio cables and tape heads are clean. |
| None of the operation buttons work | Ensure tape is inserted, cassette well door is closed, tape is not fully wound, and tape is wound properly. |
| Recordings sound dull | Check tape heads are clean; adjust recording level; ensure Dolby Noise Reduction is correctly set for playback. |
| Recordings are distorted | Adjust recording level; ensure Dolby Noise Reduction is correctly set for playback. |
| Pressing the REC and PLAY buttons simultaneously doesn't start recording | Verify recording-activation tabs are present, cassette well door is closed, recording level is not minimum, and tape is wound properly. |
| None of the functions operate, or the display shows wrong information | Reset the unit's microcomputer by unplugging and replugging the power cord while holding the STOP button. |
| Tape noise (hiss) level is high | Ensure proper Dolby Noise Reduction selection; check head demagnetization; record at an appropriate level. |
| Sound is 'sour', with unstable pitch | Ensure capstans and pinch rollers are clean. |