Why won't my Yamaha DSP-E800 Amplifier turn on?
If your Yamaha Amplifier fails to power on or enters standby mode shortly after being turned on, there are a couple of things to check. First, ensure that the power cord is firmly connected to both the unit and the power outlet. Second, verify that the IMPEDANCE SELECTOR switch on the rear panel is fully set to either the right or left position while the unit is in standby mode.
Why Yamaha DSP-E800 remote control is not working?
If the remote control for your Yamaha Amplifier isn't working, first check if direct sunlight or strong lighting is interfering with the unit's remote control sensor; if so, reposition the unit. Also, check the batteries and replace them with new ones if they are weak.
Why does the sound suddenly go off on my Yamaha Amplifier?
If the sound suddenly cuts off on your Yamaha Amplifier, it could be due to the activation of the protection circuit because of a short circuit. Set the unit to standby mode and then turn it back on to reset the protection circuit. Alternatively, the SLEEP timer may have activated. In this case, simply turn the power back on and play the source again.
Why is there no sound from the rear speakers on my Yamaha DSP-E800 Amplifier?
If you're not getting any sound from the rear speakers on your Yamaha Amplifier, first ensure that the output level of the rear speakers is not set to minimum; if it is, raise the output level. Also, if you are playing a monaural source with the PRO LOGIC/Normal or PRO LOGIC/ENHANCED program, select another DSP program that is more suitable for a monaural source.
What to do if there is no sound or picture on my Yamaha Amplifier?
If you're experiencing a lack of sound or picture with your Yamaha Amplifier, several factors could be responsible. First, verify that all input and output cables are correctly connected; if the issue remains, the cables themselves might be faulty. Ensure that you have selected the appropriate input source using the INPUT SELECTOR or TAPE/MD MON / 6CH INPUT. Check the speaker connections to confirm they are secure. Finally, make sure the sound isn't muted by checking the VOLUME setting and pressing MUTING to cancel any mute settings.
What to do if my Yamaha DSP-E800 Amplifier does not work normally?
If your Yamaha Amplifier isn't working normally, it's possible the internal microcomputer has frozen due to an external electric shock or a power supply with low voltage. To resolve this, set the unit to standby mode, disconnect the AC power cord from the outlet, wait about 30 seconds, then reconnect the power and try operating the unit again.
Why is there no sound from the center speaker on my Yamaha DSP-E800?
If there is no sound coming from the center speaker of your Yamaha Amplifier, first check that the sound output level of the center speaker is not set to minimum and raise the level if needed. Also, verify that “CENTER SP” on the SET MENU is set to either the LRG or SML position, not NONE. Finally, ensure that you have selected the appropriate DSP program.
How to fix a humming sound from my Yamaha DSP-E800 Amplifier?
If you hear a humming sound from your Yamaha Amplifier, it may be due to incorrect cable connections. Ensure that the audio plugs are firmly connected. If the problem persists, the cables might be defective.
Why can I only hear sound from one speaker on my Yamaha DSP-E800 Amplifier?
If you can only hear sound from one speaker connected to your Yamaha Amplifier, it's likely due to incorrect cable connections. Double-check and ensure that all cables are properly connected. If the problem continues, the cables themselves may be defective.
Why is there no sound from the effect speakers on my Yamaha DSP-E800 Amplifier?
If there is no sound coming from the effect speakers of your Yamaha Amplifier, first ensure that the sound effect is turned on by pressing EFFECT. Additionally, if you are using a Dolby Surround, Dolby Digital, or DTS decoding DSP program with material not encoded with these formats, try selecting another DSP program.
Information on critical components and replacement guidelines.
Detailed technical specifications for the audio processing and output.
General specifications including power, dimensions, weight, and finish.
Steps for checking and replacing components in the amplifier unit.
Procedure for checking and adjusting the idling current of the unit.
Explanation of the self-diagnosis function's purpose and how it operates.
Procedures for starting and exiting the self-diagnosis mode.
Details on operating the diagnosis function and its display.
Step-by-step guide to initiate the diagnostic program using front panel keys.
Explanation of how protection history is displayed during diagnosis.
Methods for selecting diagnostic menus using front panel or remote control.
Methods available to exit the self-diagnosis function.
Details of analog input through modes: MAIN BYPASS and DSP 0dB.
DSP through mode with specific signal routing and levels.
DSP through mode, similar to DSP 0dB but with input switching.
DSP through mode with head margin disabled and full digital data output.
PRO LOGIC mode with automatic signal discrimination and DTS disabled.
Pin assignment and function details for the M30218FCFP microcomputer.
Pin assignment and function for the YSD917 Digital Format Interface Receiver.
Pin assignment and function for the YSS918D-F DSP + AC-3 decoder IC.
Schematic showing analog signal routing through switches and buffers.
Schematic illustrating the video signal selection and processing paths.
Schematic diagram for the Input (1) printed circuit board.
Schematic section covering system control and volume amplification circuits.
Schematic diagrams for the rear, center, and LFE power amplifier stages.
Detailed schematic of the power supply and regulator circuits.
Schematic of the digital input selection circuitry.
Schematic of the unit's power supply circuitry.
List of electrical components with part numbers and descriptions.
Schematic diagram of the remote control transmitter's circuitry.
Table mapping remote control functions to custom data codes.
General| Channels | 5.1 |
|---|---|
| Input Impedance | 47 kOhms |
| Input Sensitivity | 200 mV |
| Signal to Noise Ratio | 100 dB |
| Channel Separation | 70 dB |
| Digital Inputs | Optical, Coaxial |
| Video Connections | Composite, S-Video |
| Frequency Response | 20Hz - 20kHz |
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