Extron electronics MPA 401 Series, User Manual, Page: 10 / 22

Rear Panel and
Cabling
This section describes the rear panel features and cabling of the MPA 401-70V and
MPA 401-100V.
• Rear Panel
•
Power Input
• Audio Inputs
• Remote Input Connector
• Speaker Connections
Rear Panel
The illustration below shows the rear panel of the amplifiers:
POWER
12V
1.5A MAX
CLASS 2 WIRING
L
(SUMMED)
(SUMMED)
R
V C G
MPA 401-70V
R
L
10V 50mA
REMOTE 70V OUTPUT
INPUTS
1 2
3 4
5
6
POWER
12V
1.5A MAX
CLASS 2 WIRING
L
(SUMMED)
(SUMMED) R
V C G
MPA 401-100V
R
L
10V 50mA
REMOTE 100V OUTPUT
INPUTS
1 5 6 2 3 4
Figure 2.
MPA 401-70V and MPA 401-100V Rear Panel Features
NOTE: Control signal ground pins may be labelled , , or G. Audio ground pins may
be labelled or . The wiring and function are the same, whichever way the product
is labelled.
MPA 401-70V and MPA 401-100V • Rear Panel and Cabling 4