CPS 2.9 MK II - Receiver ELECTRO-VOICE - Free user manual and instructions
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| Product Type | Professional Audio Receiver / Amplifier |
| Brand | Electro-Voice |
| Model | CPS 2.9 MK II |
| Channels | 2 |
| Power Output (per channel) | 900 W at 4 Ω, 550 W at 8 Ω |
| Frequency Response | 20 Hz - 20 kHz (±1 dB) |
| Total Harmonic Distortion (THD) | < 0.1% |
| Input Sensitivity | 1.4 V (4 Ω load) |
| Input Impedance | 20 kΩ (balanced), 10 kΩ (unbalanced) |
| Signal-to-Noise Ratio | > 100 dB |
| Dimensions (W x H x D) | 483 x 89 x 420 mm (19" rack, 2U) |
| Weight | 12 kg |
| Power Supply | AC 100-240 V, 50/60 Hz |
| Cooling | Variable speed fan, rear-to-front airflow |
| Protection Features | Short circuit, thermal, DC offset, and overload protection |
| Indicators | Power, Signal, Clip, Fault LEDs |
| Connections | XLR and TRS inputs, Speakon outputs |
| Rack Mountable | Yes, 19" rack, 2U height |
| Intended Use | Professional sound reinforcement, live sound, installation |
| Cleaning | Disconnect power, wipe with dry cloth, avoid solvents |
| Spare Parts and Repairability | Contact authorized service centers for genuine parts |
Frequently Asked Questions - CPS 2.9 MK II ELECTRO-VOICE
How do I connect speakers to the CPS 2.9 MK II?
Use Speakon connectors. Ensure the amplifier is off and volume down. Insert the Speakon plug, twist to lock. Use 2+ and 2- for channel 2 if using 4-conductor cable.
What input sources can I use with this amplifier?
The CPS 2.9 MK II accepts balanced XLR and TRS inputs. Connect from a mixer, crossover, or other line-level source. Use appropriate cables.
How do I set the input sensitivity?
Adjust the gain controls on the front panel. Start with knobs fully counterclockwise, then gradually increase while monitoring output to avoid clipping.
What does the 'Clip' LED indicate?
The Clip LED lights when the input signal is too high, causing distortion. Reduce the input gain or level to prevent damage to speakers.
Can I bridge the amplifier to mono?
Yes, the CPS 2.9 MK II can be bridged. Set the mode switch to Bridge Mono and use the designated speaker output. Check the manual for impedance guidelines (minimum 4 ohms).
What is the minimum impedance for safe operation?
In stereo mode, each channel can drive 4 ohms minimum. In bridge mode, the minimum impedance is 4 ohms (8 ohms per channel equivalent). Operating below these values may trigger protection.
How do I clean the amplifier?
Disconnect the power cord. Use a soft dry cloth to wipe the exterior. Do not use liquids or solvents. For internal dust, use compressed air through the front vents.
Why does the amplifier shut down during use?
This may be due to overheating or a short circuit. Check that the fans are not blocked and the unit has proper ventilation. Ensure speaker cables are not damaged. The amplifier will restart after cooling.
What is the power consumption of the CPS 2.9 MK II?
Typical power consumption is around 1500 VA at full output, but it varies with load. Always use a power source that can deliver adequate current.
How do I update the firmware?
This model does not have user-updatable firmware. For any updates, contact Electro-Voice support or an authorized service center.
User questions about CPS 2.9 MK II ELECTRO-VOICE
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USER MANUAL CPS 2.9 MK II ELECTRO-VOICE
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Product information
Brand : ELECTRO-VOICE
Model : CPS 2.9 MK II
Category : Receiver