User`s manual

The Microphone Preamplifier System (Models: PS34, P4, JR4, and JR2/2)
meets the Class B specification limits defined by Code of Federal Regulations
Title 47, Part 15.
WARNINGS
CAUTION: To reduce the risk of electrical shock, do not remove the
cover. No user serviceable parts inside; refer servicing to qualified
personnel.
WARNING: To reduce the risk of fire or electrical shock, do not
expose this equipment to rain or moisture.
POWER WARNING: AC voltage ratings for electrical power vary
from region to region. Severe damage to your unit is possible if your unit is
not configured for local power. The equipment should be connected only
to a power source of the same voltage and frequency as that listed on the
rear panel, near the power cord entry point.
• CAUTION: Slide/rail mounted equipment is not to be used as a shelf or workspace.
• Never touch the AC plug with wet hands.
• Do not use this equipment in damp areas or near water.
• Avoid damaging the AC plug or cord and potentially causing a shock hazard.
• If liquids spill into or onto the unit, disconnect the power and return for service.
• Power cords should be arranged so they do not interfere with the movement of objects
in the room: people, fan blades, utility carts, etc.
• Do not defeat or modify the grounding or polarization of the AC cord.
• Unplug the AC cord when the unit is unused for long periods of time.
• To avoid potential damage to your unit, only use in areas where proper ventilation and
moderate temperatures are assured
• The user should not attempt to service the equipment. Refer to qualified service
personnel.