Proel LT812A - Manuale (Pagina 11)

11
7. SIGN/LIMIT indicator
GREEN LED illuminates to indicate the presence of the signal at the amplifi er input.
RED LED illuminates when the internal amplifi er's output is limited. When this LED fl ashes reduce the input signal
level.
8. ON indicator
GREEN LED: when lighted indicates amplifi er has been turned on and AC power is available.
9. LEFT SPEAKER OUTPUT (SPEAKON output)
Accepts a male Neutrik Speakon NL4FX connector wired in this way:
• PIN 1+ connected to POSITIVE output of le satellite amplifi er (high-pass fi lter included);
• PIN 1- connected to NEGATIVE output of le satellite amplifi er;
Connect a standard 2 wire cable (supplied with the unit) and run it to the le LT812SAT speaker.
NOTE: Always connect a loudspeaker with a minimum impedance of 4 ohm or more. Use only loudspeaker enclosure
cables, never signal cables, i.e. those normally used for microphones, instruments and audio equipment in general.
10. RIGHT SPEAKER OUTPUT (SPEAKON output)
Accepts a male Neutrik Speakon NL4FX connector wired in this way:
• PIN 1+ connected to POSITIVE output of right satellite amplifi er (high-pass fi lter included);
• PIN 1- connected to NEGATIVE output of right satellite amplifi er;
Connect a standard 2 wire cable (supplied with the unit) and run it to the right LT812SAT speaker.
11. POWER switch
The apparatus is "ON" when the switch is in the "I" posi on, use this switch to set the system power to ON or OFF.
NOTE: When you shut down your equipment, turn off the speaker fi rst. When powering up, turn on the speaker last.
12. LINE VOLTAGE selector
This switch sets the AC voltage line of your country (usually it is set by factory and isn't necessary to change it). The 115V
se ng is for mains line in the range of 105-120V~ and 230V se ng is for mains line in the range of 210-240V~.
WARNING: AN INCORRECT SETTING OF AC LINE VOLTAGE COULD DAMAGE SERIOUSLY THE INTERNAL
ELECTRONICS!
13. FUSE holder
Here is placed the mains protec on fuse.
WARNING: REPLACE THE PROTECTION FUSE ONLY WITH SAME TYPE AS SHOWN ON THE PRODUCT.
IF AFTER THE SUBSTITUTION, THE FUSE INTERRUPTS AGAIN THE APPARATUS WORKING, DO NOT TRY AGAIN
THEN CONTACT THE PROEL SERVICE CENTER.
14. AC~ socket
Here’s where you plug in your speaker’s mains supply cord. You should always use the mains cord supplied with the
speaker. Be sure your speaker is turned off before you plug the mains supply cord into an electrical outlet.
15. LT812SAT SPEAKER INPUT (SPEAKON input)
Accepts a male Neutrik Speakon NL4FX connector wired in this way:
• PIN 1+ connected to POSITIVE internal speakers;
• PIN 1- connected to NEGATIVE internal speakers;
It must be connected to the powered output of LT812SUB LEFT or RIGHT respec ve channel;