Bose 2150 Посібник інсталятора - Сторінка 23

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Bose 2150 Посібник інсталятора

5.2 Input wiring

1
You can use
⁄
" phone jacks, XLR connectors, or quick connect terminal block
4
connectors for the input signal with either unbalanced 2-conductor or balanced
3-conductor cables. Use shielded coaxial cable to conduct the signal from the
source (mixer, equalizer, CD player) to the amplifier.

5.2.1 Balanced operation

For the
1
⁄
" phone jack, use a 3-conductor TRS
4
the + (hot, non-inverting) side of the signal. The ring carries the – (low, inverting)
side of the signal. The sleeve is ground (see Figure 25).
Use Class 2 Wiring
For bridged operation.
Consult user manual.
WARNING
RISK OF HAZARDOUS
ENERGY! MAKE PROPER
SPEAKER CONNECTIONS.
SEE OPERATING
MANUAL BEFORE USING.
INPUT IMPEDANCE 25K OHMS EACH LEG TO GROUND (TOTAL 50K OHMS BALANCED)
AVERTISSEMENT
ENERGIE ELECTRIQUE
DANGEREU SE. VOIR
LANOTICE
PUSH
DE FONCTIONNEMENT.
2
1
J20018292
3
+
RECV
2
1
3
PN# 1234567
Tip +
Sleeve (shield)
Ring -
From Channel 2
For the XLR jack, use a male XLR connector. Pin 2 carries the + (hot, non-inverting) side of
the signal. Pin 3 carries the – (low, inverting) side of the signal. Pin 1 is ground (see Figure
26).
Use Class 2 Wiring
For bridged operation.
Consult user manual.
WARNING
RISK OF HAZARDOUS
ENERGY! MAKE PROPER
SPEAKER CONNECTIONS.
SEE OPERATING
INPUT IMPEDANCE 25K OHMS EACH LEG TO GROUND (TOTAL 50K OHMS BALANCED)
MANUAL BEFORE USING.
AVERTISSEMENT
ENERGIE ELECTRIQUE
DANGEREU SE. VOIR
LANOTICE
PUSH
DE FONCTIONNEMENT.
2
1
J20018292
3
+
RECV
2
1
3
PN# 1234567
GND(shield)
From Channel 2
AM259107_00_V.pdf
1
⁄
" phone plug. The tip of the plug carries
4
SEND
RECEIVE
PUSH
INPUT CH 2
INPUT CH 1
SEQUENCE
2
EQUALIZATION
ON
CH1
3
CH2
CH2
EQ. OUT
CH1
Tip +
Ring -
From Channel 1
SEND
RECEIVE
PUSH
INPUT CH 2
INPUT CH 1
SEQUENCE
2
EQUALIZATION
ON
CH1
3
CH2
CH2
EQ. OUT
CH1
From Channel 1
1
Sleeve (shield)
1
GND(shield)
November 19, 2001
5.0 Installation
Figure 25
1⁄4" phone jack balanced input
connection
Figure 26
XLR balanced input connection
23