Adcom 2-CHANNEL GFA-5275 - Manual (Page 6)

under the dash. The RCA input cables on the GFI-5200 are long enough to plug
directly into the source unit No extra cables should be added to this length. This
will ensure that the signal is converted to balanced as dose to the source unit as
possible.
When mounting the 6FI unit, it is preferred to attach it with both screw
holes. You can, however, use only one of the holes to secure H. There will be
situations where it will be impractical to secure the GFI unit wUh screws. In these
cases, you can use wire*ties or similar mounting techniques to conceal the unit
behind the dash.
CQNNECTINQ POWgRi
ACCOM amplifiers and line-drivers are designed to be used with i2 Volt,
negative-ground vehicles. The first step is to ttfseonnsct the Ground(-)
connocdon to tite vehicle’s battery tormtaall
e9wedn9.The AlBPmm .
The positive and negative gold-plated power connectors wilt accommodate
up to 6AWO wire. Ail ^und connections should be as short as practtrally
possible and terminated at the same location. When the nnaln po^f dsbte
passes through a metal wall, a grommet must be used to prevent the wire from
chafing and shorting to ground. See Fig. 1 for singte-amp installation.
FF^
BMMiy
Fig.1: SINeurAMtnjneR mSTAlXATIOHS
V-—
0
ППп
T«-TkinM«r«(HMdtMI •
OttuniWfmim ®ac=>~-i
if mutfiple amps are to be instaited, heavier gauge power/ground cables
may be required. For multi-amp ^ems follow Fig. 2; If a fose blows, replace it
Connect the REM terminal on the amplifier to the source unit's tum-on.
power antenna, or remote lead. When the souroa is turned on, it supplies 12
volts to the REM, which turns the ampiifierfs) on. If your amp does not turn on,
check this connection.
Powering The GFI-S200 Balanced Une Driver
See Hg. 3 for connecting the GFI power and ground. When you use the
accessory wire, the GFI will turn on and off when you turn the Ignition key. This
reduces the tum-o’n transients that can occur with line-drivers.