HQ Power VPA2600MB Notice D'emploi page 5

6. Protect LED
This LED lights as soon as the unit is switched on and when no speakers have been connected. If the LED
lights during operation, one of the circuits is non-active. Switch off the amplifier and check.
7. Limit LED
Flashes when the output signal starts distorting.
8. Power LED
Lights when the unit is switches on.
b. Back Panel (fig. 2)
1. Power Socket with Internal Fuse
2. Channel B Speakon
Use this Speakon
3. Channel B Banana Type Plug
Red: +, black: -.
4. Channel A Banana Type Plug
Red: +, black: -.
5. Channel A Speakon
Use this Speakon
6. Ground-lift Switch
Set the 1M ohms switch to GROUND LOOP to ground chassis.
7. Mode Selector
• STEREO: channel A in / channel A out, channel B in / channel B out.
• BRIDGED: apply load to use overload impedance of 8 ohms.
• PARALLEL MONO: two-channel phasing to drive only two speakers.
8. Channel B Input Jack
Standard ¼" unbalanced connector for balanced or unbalanced use (tip: signal +, ring: signal -, sleeve:
ground).
9. Channel B XLR Type Input
Balanced XLR input connector (pin 1: ground, pin 2: positive, pin 3: cathode).
10. Input Mains Gain
• 0.77V input level: full-power output.
• Regular 26dB
• 1.4V input level: full-power output.
11. Channel A XLR Type Input
Balanced XLR input connector (pin 1: ground, pin 2: positive, pin 3: cathode).
12. Channel A Input Jack
Standard ¼" unbalanced connector for balanced or unbalanced use (tip: signal +, ring: signal -, sleeve:
ground).
VPA2600MB
Output Socket
®
connection in stereo mode (connection is +1+2;-1-2).
®
Output Socket
®
connection in stereo mode (connection is +1+2;-1-2).
®
5 HQ POWER