Crown Audio CTs 1200 Manuel D’Utilisation

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NOTE:  LETTERS APPEAR ON THIS SIDE OF TERMINAL STRIP.  SHOWN
HERE ON MOUNTING BRACKET FOR REFERENCE ONLY.
SPEAKER INTERNAL YELLOW LEAD TO BE CONNECTED TO 1 OF 3
AVAILABLE WATTAGE TERMINALS INDICATED BY "    ".
THESE TWO WATTAGE TERMINALS ARE NOT USED.
POSITIVE (+) LEADS TO 25 OR 70 VOLT TERMINAL, DEPENDING
UPON EXTERNAL SIGNAL SOURCE VOLTAGE.
COMMON (-) LEADS TO COMMON TERMINAL.
25V
70V
7W
15W
30W
15W
30W
YEL
COM
*
* * *
Figure 3. Internal Multi-tap Wiring Set-up.
V. MAINTENANCE.
SAFETY MESSAGE TO MAINTENANCE PERSONNEL
Failure to follow all safety precautions and instructions may result
in property damage, serious injury, or death to you or others.
• Read and understand all instructions before performing mainte-
nance on this unit.
• To reduce the risk of electrical shock, or ignition of hazardous
atmospheres, do not perform maintenance or service on this unit
when circuits are energized.
• Periodic checks should be made to ensure that effectiveness of
this device has not been reduced because speaker has become
clogged with a foreign substance or because objects have been
placed in front of the speaker.
• Any maintenance to this unit MUST be performed by a trained
electrician in accordance with NEC guidelines and local codes.
• Never alter this unit in any manner. Safety in hazardous locations
may be jeopardized if additional openings or alterations are made
to Model AM302GCX.
• The nameplates, which contain cautionary or other information of
importance to maintenance personnel, should not be obscured if
exterior of device is painted.
A.Periodically check this device to verify that there are no foreign
substances in, or in front of, the speaker which will reduce its
effectiveness.
B. Testing should be periodically performed. Refer to the authority
having jurisdiction for information.
C. In the event a volume adjustment or other repair is required, be
sure to refer to the Safety Message For Maintenance Personnel
before proceeding.
VI. SERVICE.
WARNING
Unauthorized repair/servicing of the unit may result in degradation
of performance and/or property damage, serious injury, or death to
you or others. If a malfunctioning unit is encountered, do not
attempt any field repair/retrofit of parts.
Federal Signal will service your equipment or provide technical
assistance with any problems that cannot be handled locally.
Any units returned to Federal Signal for service, inspection, or
repair, must be accompanied by a Return Material Authorization.
This R.M.A. can be obtained from the local Distributor or
Manufacturer’s Representative.
At this time a brief explanation of the service requested or the
nature of the malfunction, should be given.
Address all communications and shipments to:
FEDERAL SIGNAL CORPORATION
Electrical Products Division
Service Department
2645 Federal Signal Drive
University Park, IL   60466-3195