GAI-Tronics PA250-001 Manuel - Page 2
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Model PA250-001 250 Watt Central Amplifier
Features and Functions
•
Internal power supply with soft start
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Compact 19-inch rack mountable design (2U {with feet removed})
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Rear-mounted speaker connection terminals for direct 8-ohm bridge output or transformer isolated
outputs for 25 V/70.7 V (CLASS 2) line operation
•
Separate rear recessed input level control for 600-ohm and Tel-Page terminals
•
Automatic voice-activated Hi-Z input muting (user-defeatable)
•
Multiple internal protection circuitry, i.e. output DCV sense, output short circuit, thermal runaway, ac
main circuit breaker, low voltage power supply fuses.
•
Rear mounted, grounded ac convenience outlet (unswitched – 2 A max.)
Important Safety Instructions
WARNING
When using this product, these basic safety precautions should always be
followed to reduce the risk of fire, electrical shock, and/or injury to persons:
1. Read these instructions first.
2. Keep these instructions.
3. Heed all warnings.
4. Follow all instructions.
5. Do not use this apparatus near water.
6. Clean only with a dry cloth.
7. Do not block any ventilation openings. Install in accordance with the manufacturer's instructions.
8. Do not install near any heat sources such as radiators, heat registers, stoves, or other apparatus
(including amplifiers) that produce heat.
9. Do not defeat the safety purpose of the polarized or grounding-type plug. A polarized plug has two
blades with one wider than the other one. A grounding-type plug has two blades and a third
grounding prong. The wide blade or the third prong is provided for your safety. If the provided plug
does not fit into your outlet, consult an electrician for replacement of the obsolete outlet.
10. Protect the power cord from being walked on or pinched particularly at plugs, convenience
receptacles, and the point where they exit from the apparatus.
11. Only use attachments/accessories specified by the manufacturer.
12. Use only with the cart, stand, tripod, bracket, or table specified by the manufacturer, or sold with the
apparatus. When a cart is used, use caution when moving the cart/apparatus combination to avoid
injury from tip-over.
13. Refer all servicing to qualified service personnel. Servicing is required when the apparatus has been
damaged in any way, such as power-supply cord or plug is damaged, liquid has been spilled or
objects have fallen into the apparatus, the apparatus has been exposed to rain or moisture, does not
operate normally, or has been dropped.
f:\standard ioms - current release\42004 instr. manuals\42004-340e.doc
06/02
Pub. 42004-340E
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