SMP500DSP - Receiver OSD Audio - Free user manual and instructions
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| Product Type | DSP Receiver |
| Brand | OSD Audio |
| Model | SMP500DSP |
| Power Output | 500W (2 x 250W RMS at 4 ohms) |
| Channels | 2 (Stereo) |
| Frequency Response | 20 Hz - 20 kHz (±0.5 dB) |
| Signal-to-Noise Ratio | > 95 dB |
| Total Harmonic Distortion | < 0.05% |
| Input Impedance | 10 kOhms |
| Speaker Impedance | 4 - 8 ohms |
| Inputs | RCA, Optical, Coaxial, Bluetooth 5.0 |
| Outputs | Speaker terminals, Subwoofer pre-out, Headphone jack |
| Dimensions (W x H x D) | 17 x 2.5 x 10 inches (rack mountable) |
| Weight | 15 lbs (6.8 kg) |
| Power Supply | 120V AC, 60Hz (internal) |
| DSP Features | Multiple presets, EQ, crossover, delay, room correction |
| Remote Control | IR remote included |
| Cooling | Convection cooled, no fan |
| Maintenance | Wipe with dry cloth; do not use solvents |
| Safety | Do not expose to rain or moisture; unplug during storms |
| Spare Parts / Service | Contact OSD Audio customer support |
| Warranty | 2 years limited |
Frequently Asked Questions - SMP500DSP OSD Audio
How do I connect speakers to the SMP500DSP?
Use bare wire or banana plugs. Connect the left speaker to the left terminals and the right speaker to the right terminals. Ensure the impedance is between 4 and 8 ohms.
How do I pair Bluetooth?
Press the Bluetooth button on the front panel or remote. Enable Bluetooth on your device and select 'OSD SMP500DSP'. No password required.
What does the DSP do?
The Digital Signal Processor allows you to adjust EQ, crossover frequencies, delay, and select room presets for optimal sound.
How do I reset the SMP500DSP to factory settings?
Press and hold the Menu button for 10 seconds until the display shows 'Factory Reset'. Confirm with the Enter button.
Can I use this receiver with outdoor speakers?
Yes, the SMP500DSP is suitable for outdoor speakers rated 4-8 ohms. Ensure the installation is protected from direct moisture.
What is the maximum power output?
The SMP500DSP delivers 500W total (2 x 250W RMS at 4 ohms). Peak power may be higher.
How do I update the firmware?
Firmware updates are done via USB. Download the latest firmware from osdaudio.com, copy to a FAT32 USB drive, insert and follow on-screen prompts.
Does the unit have a subwoofer output?
Yes, there is a subwoofer pre-out (RCA) for connecting a powered subwoofer. You can adjust the crossover frequency in the DSP settings.
Why is there no sound?
Check that the unit is powered on, the input source is selected correctly, volume is up, and speakers are properly connected. Ensure the mute function is off.
Is the SMP500DSP rack-mountable?
Yes, the chassis is standard 17 inches wide and includes rack ears. It fits a 2U rack space.
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USER MANUAL SMP500DSP OSD Audio
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Product information
Brand : OSD Audio
Model : SMP500DSP
Category : Receiver