Sony XM-754HX - Manuel (Page 2)

Spécifications
Cifcuiterie Circuit OTL (Sortie sans
transformateur)
Alimentation par impulsions
Entrées Prises à broche RCA
Sorties Bornes de haut-parleurs
Impédance des haut-parleuis
r-8 O (stéréo)
2* - 8 Q (utilisé comme amplihcateur
en pont)
Sorties maximales (HI-CURRENT/HI-VOLTAGE)
Quatre haut-parleurs :
90/170‘Wx4(à4n)
Trois haut-parleurs:
9 0 W x 2 + 2 5 0 W x î / 1 7 0 W x 2 +
400 W X 1 (а 4 Ы)
Deux haut-parleurs :
250/400 W
X 2 (à 4 £2)
Sorties nominales (HI-CURRENT/HI-VOLTAGE)
(tension d'alimentation de 14,4 V)
Quatre haut-parleurs :
35/75 W
X 4 (20 Hz - 20 kHz, 0,04 %
THD,à4Q)
50/100 W
X 4 (20 Hz - 20 kHz, 0,1 %
THD,à2Q)
Deux haut-parleurs :
100/200 W
X 2 (20 Hz - 20 kHz, 0,1 %
THD, à 4 ii)
Réponse en fréquence 5 Hz-50 kHz ( *5? dB)
Distorsion harmonique 0,005 % ou inférieure (à IkHz, 4 Q)
Plage de réglage du niveau d'entrée
0,2 - 4,0 V (prises à broche RCA)
0,4 - 8,0 V (entrée haut niveau)
Filtre passe-haut 50 - 200 Hz, -12 dB/oct
Filtre passe-bas
50 - 200 Hz,-12 dB/oct
Amplification de basses fréquences
0 -10 dB (40 Hz)
Batterie de voiture, courant continu
12 V (masse négative)
10,5 -16 V
à la sortie nominale: 40 A
(mode Hl-VOLTAGE 4D)
Entrée de télécommande: 1.5 mA
Env. 2^
X 50 X 320 mm
(l/h/D)(10 7 4 x 2 x 1 2 V«po.)
capuoion de protection de borne
compris
Env. 3,5 kg (7 li. 11 on.) accessoires
non compris
Vis de montage (4),
Cadie de borne (1)
Cordon de connexion pour
amplificateur de puissance RC-46
Alimentation
Tension d'alimei^tation
Courant
Dimensions
Poids
Accessoires fournis
Accessoires en option
La conception et les spéciHcations peuvent être modifiées
sans préavis.
• HI-CURRENT uniquement
Troubleshooting Guide
The following checklist will assist in the correction of most problems which you may encounter with your unit.
Before going through the checklist below, refer to the connection and operating procedures.
Probl^ Cause/Solution
The POWER/PROTECTOR
indicator does not light up.
The fuse is blown. —► Replace the fuse with a new one.
The ground lead is not securely connected. —♦ Fasten the ground lead securely
to a metal point of the car.
The voltage going into the remote termiiud is too low.
• The connected master unit is not turned on. —► Turn on the master unit.
* The system employs too many amplifiers.
—* Use a relay.
Qieck the battery voltage (10.5 -16 V).
The OVER CURRENT indicator tight up Turn off the power svritdt. The speaker outputs are short-circuited. —» Rectify
in amber. the cause of tne short-circuit.
The OFFSET indicator lights up in
amber. Turn off the power switch. Make sure the speaker cord and ground lead are
securely connected.
The THERMAL indicator lights up in
amber.
The unit heats up abnormally.
• Use speakers with suitable impedance.
- HI-CURRENT mode: 1 to 8 Q.
- HI-VOLTAGE mode: 2 to 8 Q.
Use HI-CURRENT mode toTfedtice generated heat.
• Make sure to place the unit in a well ventilated location.
Alternator noise is heard. The power connecting leads are installed too close to the RCA pin cords. —♦
Keep the leads away from the cords.
The ground lead is not securely connected. — F a s t e n the ground lead securely
to a metal point of the car.
Negative speaker leads are touching the car chassis. —► Keep the leads away
from the car chassis.
The sound is muffled. The FILTER switch is set to the "LPF" position.
f— ----------------------------------------------------
The sound is too low. The level adjustment control is set to the "MIN" position.