ENGLISH
SPECIFICATIONS
TROUBLESHOOTING
If you require service, please visit your local authorized PSB service centre, or www.psbspeakers.com. If you have moved
since your purchase, the nearest PSB dealer will be able to assist you. If the problem is not resolved, please contact us
directly and provide the model name, serial number, date of purchase , dealer name, and a fully detailed description of the
issue.
Continuous Power Output
250 watts RMS at 8 ohms
500 watts RMS at 4 ohms (< 0.5% THD)
Input Sensitivity
100 mV for 500W output 4 ohms
Input Impedance
15,000 ohms
S/N Ratio
88 dB (5 kHz bandwidth relative to 500W @ 4 ohms)
Frequency Response
-1.1dB at 300 Hz (Flat EQ, LFE Crossover Setting)
-1.5dB at 20 Hz
Distortion
< 0.2%
Auto On Sensitivity
< 5.5 mV (Left)
< 22 mV (Right)
External Trigger Voltage
12V +/-1.2V no load
10.5 V with 100 mA load
12V Trigger Threshold
2.6 V
Current Limit Threshold
2.7 ohms (4 ohm minimum nominal speaker load)
Front End Overload
3.6 V RMS (L + R, 20 Volume, 40 Hz Signal, Flat EQ, LFE Crossover)
Dimensions
16.9” W (19” including rack mounts)
1.75” H (2.1” including feet)
8.1” D (front switch to rear chassis)
8.9” D (front switch rear speaker connector)
Weight
8.5 lb
Certification
TUV Listed and tested under UL/EN60065 for US and Canada
Fuse
T8AL/250V
No Audio Output
• Audio cable to the source component is not connected properly, connection to
output or the cable is defective. Check connections or replace cable with one
that has been verified as good.
• Amplifier is in standby mode and needs to be turned on (blue LED).
• Check the connections of the speaker wire at both the speaker and amplifier.
• The level adjustment is turned down. Slowly turn the dial to the right to raise
the volume.
Hum or buzzing sound is
heard
• Check RCA input cables by removing them one at a time and verify connections.
Amplifier will not turn on
• Ensure the amplifier is plugged into a live outlet.
• Ensure the power switch on the front panel is on (blue LED).
• Fuse is blown. Replace with 8AL fuse type.
• The power mode may be set to the wrong mode for the system’s configuration
or setup.
Unable to control menu
• Ensure amplifier is not in Lock Mode. Hold for 10 seconds to unlock menu.