Lab.gruppen PLM 20000Q - Manual (Page 70)

64
Back Panel Interface
PLM Series Operation Manual rev 1.2.3
8.1.2.1 2-Channel PLM speakON Connections
2-channel models provide both power output channels simultaneously on two 4-pole speakON connectors.
Both connectors carry both channels; the second connector offers the channels in reverse order.
SS 3 WIRING
SPEAKER OUTPUTS
1 /- CH 1 /-
2 /- CH 2 /-
1 /- CH 2 /-
2 /- CH 1 /-
Figure 8-2: speakON Connections for 2-channel PLMs
Pin No.
NL4 #1 Ch.
1 & 2
NL4 #2 Ch.
2 & 1
NL4 #1 Ch.
1 & 2
(Bridge Mode)
1+ Ch. 1 o/p + Ch. 2 o/p + Ch. 1 o/p +
1- Ch. 1 o/p - Ch. 2 o/p -
2+ Ch. 2 o/p + Ch. 1 o/p +
2- Ch. 2 o/p - Ch. 1 o/p - Ch. 2 o/p -
Table 8-1: speakON Wiring and Pinouts for 2-channel PLMs (incl. Bridge Mode)
NL4
PLM Output
Channels 1 & 2
NL4
PLM Output
Channels 2 & 1
BRIDGE MODE
NL4
PLM Output
Channels 1 & 2
1
1
1
2
2
Figure 8-3: speakON NL4 Configurations for 2-channel PLMs (incl. Bridge Mode)