JBL S4HC - Manual (Page 2)

I NTRODUCTION ......................................................................................................................................................3
I NCLUDED .............................................................................................................................................................4
S PEAKER P LACEMENT .............................................................................................................................................5
L
EFT AND
R
IGHT
S
PEAKERS
..............................................................................................................................5
C
ENTER
C
HANNEL
S
PEAKERS
...........................................................................................................................5
A
MBIENT
S
URROUND
S
PEAKERS
.......................................................................................................................6
5.1-C
HANNEL
S
YSTEMS
..........................................................................................................................6
6.1-C HANNEL S YSTEMS ..........................................................................................................................6
7.1-C HANNEL S YSTEMS ..........................................................................................................................7
S4Ai M ODES OF O PERATION ...................................................................................................................7
S4Ai W IRING G UIDE ..............................................................................................................................7
W HICH D IFFUSE M ODE I S THE R IGHT O NE FOR THE J OB ? .............................................................................8
P
REPARING THE
S4Ai
FOR THE
C
ORRECT
O
PERATIONAL
M
ODE
........................................................................8
S4Ai O
RIENTATION
– V
ERTICAL OR
H
ORIZONTAL
..........................................................................................9
S4Ai D
UAL
-D
RIVE
M
ODE
......................................................................................................................10
M
OUNTING THE
S
PEAKERS
....................................................................................................................................10
S PEAKER -M OUNTING O PTIONS .......................................................................................................................10
R EQUIREMENTS FOR M OUNTING .....................................................................................................................11
C ONNECTING THE S PEAKERS TO THE R EST OF Y OUR S YSTEM .......................................................................................13
P REPARING THE H OOKUP W IRE .......................................................................................................................13
F INE -T UNING Y OUR A UDIO S YSTEM .......................................................................................................................14
A COUSTICAL P ROBLEMS IN L ISTENING R OOMS ..................................................................................................14
R
OOM
R
EFLECTIONS
......................................................................................................................................14
E
XCESSIVE
U
SE OF
A
BSORPTIVE
M
ATERIALS
......................................................................................................15
”S
LAP
” E
CHOES
............................................................................................................................................16
R ATTLES .....................................................................................................................................................17
B ACKGROUND N OISE ....................................................................................................................................17
B ACKGROUND -N OISE S OLUTIONS ....................................................................................................................18
S TANDING W AVES .......................................................................................................................................18
S TANDING -W AVE S OLUTIONS : R OOM R ATIOS ...................................................................................................19
S TANDING -W AVE S OLUTIONS : S PEAKER P LACEMENT .........................................................................................19
S
TANDING
-W
AVE
S
OLUTIONS
: A
BSORPTION
.....................................................................................................19
S
TANDING
-W
AVE
S
OLUTIONS
: R
OOM
E
QUALIZATION
..........................................................................................20
T
ROUBLESHOOTING
...............................................................................................................................................21
S PECIFICATIONS ...................................................................................................................................................23
C
ONTENTS