JBL PA454 User Manual page 11

• PA1502 2-channel operation: Connect the left speaker leads
(white and white/black) to the left speaker's + and - terminals, and
the right speaker leads (gray and gray/black) to the right speaker's
+ and - terminals.
INPUT
LEVEL
HI
X- OVER
OFF
• PA1502 bridged operation: Connect the amplifier's left positive
(+) wire (white) to the single speaker's + terminal, and the right
negative (-) wire (gray/black) to the speaker's - terminal.
NOTE: To prevent electrical interference or short-circuiting,
terminate the unused speaker leads with a wire cap or electrical
tape.
HI
JBL APEX
PA1502
LEVEL
LO
MIN MAX
FREQ. – Hz
HPF LPF
60 80 120
left + (white)
left – (white/black)
PA1502
INPUT
LEVEL
LEVEL
LO
MIN MAX
X- OVER
FREQ. – Hz
OFF HPF LPF
60 80
left + (white)
BOOST 45Hz – dB
+0 +6 +12
Right + (gray)
Right- (gray/black)
BOOST 45Hz – dB
+0 +6 +12
120
Right- (gray/black)
X X
10