Rear Panel Controls - Inter-m QD-4240 Operating Manual

REAR PANEL CONTROLS

4
INPUT
CH 1
~AC INPUT
230V,50Hz 420W
BALANCED INPUT 0dBm
TRS
TIP=HOT
RING=COLD
SLEEVE=GND
1. INPUT TERMINALS (CHANNEL 1, 2, 3, 4)
Input connectors are provided both balanced combination jacks. Channel 1 input terminal is used in Bridge
mode and parallel mode.
• XLR-TYPE CONNECTOR
They are wired pin 1-ground, pin 2-hot (+), and pin 3 cold (–).
GROUND
• PHONE JACK
They are wired tip-hot (+), ring-cold (–), and sleeve-ground.
2. MODE SELECTOR
Bridged mono or parallel operation are easily accessed by the slide switch. The input is applied channel one
only the corresponding front panel control is used to set the level, please refer bridged mono operation or
parallel operation.
1
OUTPUT
PUSH PUSH
CH 3(4Ω ~8Ω )
BRIDGE
( 8 ~ 1 6 Ω )
CH 4
CH 3
XLR
STEREO
CAUTION;
1:GND
DO NOT REMOVE COVER. NO USER SERVICEABLE PARTS
2:HOT
INSIDE. REFER SERVICING TO QUALIFIED SERVICE PERSONNEL.
3:COLD
CH 4(4Ω ~8Ω )
AVIS;
BRIDGED PARALLEL
XLR MALE
HOT
2
1
3
COLD
COLD
GROUND HOT
3
OUTPUT
MODEL NO : QD-4480
QUAD AMPLIFIER
OUTPUT POWER : STEREO:120W(4Ω)X4
: BRIDGED:240W(8Ω)X2
S/N
BRIDGE
MADE IN KOREA
( 8 ~ 1 6 Ω )
T O REDUCE THE RISK OF ELECTRIC SHOCK,
RISQUE DE CHOC ELECTRIOUE NE PAS OUVRIR.
2
COMBINATION
HOT GROUND
PUSH
2
1
3
COLD
FOR INPUT
1
INPUT
PUSH PUSH
CH 1(4Ω ~8Ω )
CH 2 CH 1
BALANCED INPUT 0dBm
TRS XLR
STEREO
TIP=HOT
1:GND
RING=COLD 2:HOT
SLEEVE=GND
3:COLD
CH 2(4Ω ~8Ω )
BRIDGED PARALLEL
4 4
CH 1
CH 1 CH 3 CH 2 CH 4
BRIDGED MONO USE
CHANNEL 2, 4 CONTROL
IS "O" POSITION, ONLY
CHANNEL 1 AND 3
CONTROL ADJUSTS GAIN