JBL3678-LF
JBL3678-LF
COMPONENT EXPLODED VIEW
Speaker, Low Freq
2226HPL
Cone Repl
C8R2226
T-Nut (8)
61861
10-32
T-Nut
835-44061-00
5/16-18
Gasket
63285
Cabinet
C3678
Screw
902801-012
5/16-18 x 3/4
PH BLK
Gasket
359-00050-03
Label
73276S
Port Cover, Foam
382-00085-00
Port Tube (2)
331163-001
Screw (8)
804-01110-16
10-32 x 1
FIL, PH, BLK,
ZINC
Network
N3678-LF
129-20015-00
Screw (8)
882-41110-12
No. 6
PH BLK
3678-LF NETWORK WIRING INSTRUCTIONS:
The internal network of the 3678-LF (low frequency section) can be used to operate the system in
either passive or bi-amplified mode.
The network comes pre-configured for passive
crossover operation, with four jumpers in
place, as shown:
To bypass the internal passive crossover net-
work for bi-amplified operation, remove all four
jumpers and connect as shown:
Note that in both passive and bi-amplified mode, the same HF driver cable connection is made.
Cable
(Not Included)
256-00035-00
Jumpers
(4 Each)
63-0098-0000
from
amplifier
from HF
amplifier
from LF
amplifier
to HF Driver
to HF Driver
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