Bose 2150 - Page 25

25
English
5.2.2 Unbalanced operation (cont.)
For the XLR connector, pin 2 carries the + (hot, non-inverting) side of the signal, and pin 1 is
ground. To reference the input differential amplifier for the correct gain, short pin 3
to pin 1 (see Figure 29).
Figure 29
1
⁄
4
" XLR unbalanced input
connection
5.0 Installation
+
INPUT IMPEDANCE 25K OHMS EACH LEG TO GROUND (TOTAL 50K OHMS BALANCED)
SEQUENCE
EQUALIZATION
SEND RECEIVE
12
3
ON
CH2
CH1
INPUT CH 2 INPUT CH 1
CH2 EQ. OUT
CH1
12
3
12
3
PUSH PUSH
J20018292
RECV
PN# 1234567
WARNING
RISK OF HAZARDOUS
ENERGY! MAKE PROPER
SPEAKER CONNECTIONS.
SEE OPERATING
MANUAL BEFORE USING.
AVERTISSEMENT
ENERGIE ELECTRIQUE
DANGEREU SE. VOIR
LANOTICE
DE FONCTIONNEMENT.
For bridged operation.
Consult user manual.
Use Class 2 Wiring
GND(shield)
GND(shield)
From Channel 2
From Channel 1
AM264080_00_V.pdf • June 21, 2002