Oklahoma Sound #111PLS - Manual (Page 2)

oklahoma sound power plus lecTern: Model 111pls
introduction
Congratulations! You are now the owner of the Power Plus
#111PLS Lectern from Oklahoma Sound. Now also includes
wireless options built in. We wish you long-lasting trouble-
free usage for years to come. If you have any questions or
experience any difficulty with the product, please freel free
to call our Customer Service at 973-594-9000.
iMPortant saFetY inForMation
As with any electric / electronic device, care should be
taken during use. Always turn off amplifier before opening
or servicing any part of the unit. Please handle your lectern
with the care it deserves.
Manufacturer’s Warranty
Our lecterns undergo the most rigid and exacting tests for superior quality
and performance before leaving the factory. Oklahoma Sound warrants
this product to be free from defective material and workmanship on the
electronic product speakers and microphones for five years from the date of
resale by an authorized Oklahoma Sound distributor. Oklahoma Sound
will replace defective parts and repair malfunctioning products under
this warranty when the defect occurs under normal installation and use,
provided the unit is returned to our factory via prepaid transportation after
direct authorization and approval by Oklahoma Sound. This warranty
provides that examination of the returned product must disclose in our
judgement, a manufacturing defect. This warranty does not extend to any
product which has been subject to misuse, neglect, accident, improper in-
stallation, or where the serial number has been removed or defected and is
given in lieu of any other warranty implied or expressed and will not cover
any consequential damages.
2 7
aMPliFier oPeratinG instructions
operating Precautions
Before operating the amplifier, be sure you fully understand all instructions and
features of the amplifier. do noT turn amplifier on until all input and output con-
nections have been made. NEVER replace fuses unless power is off.
Microphone input connection
The microphone input accepts 1/4” phone jack. do not position microphone next
to or facing speakers. This may cause acoustic feedback.
Wireless operation
Turn on the power on both the wireless receiver and wireless mic-1 making sure
both are set to matching chanels, either “A” or “B”.
auxiliary input
one auxiliary input is provided for radio tune; tape recorder, cd player or multi-
media equipment. output level is adjusted by the auxiliary volume control.
tone/equalization controls
The Low and High frequency controls are similar to the bass and treble controls
found on most stereo systems. optimum tone is achieved by first setting both
knobs halfway; adjust low and High frequency controls to suit environment.
auxiliary / line out
connect speaker line to navy line out connector of the amplifier. For maximum
power transfer and to avoid amplifier overload, be sure that the total imped-
ance of the speaker line matches the output impedance setting on amplifier. Be
sure that speaker terminals are not shorted together by speaker line connecting
cables. Can also be used for a recording device.
Power supply 12V dc operation
Connect a 12 volt rechargeable battery 5 amp (not included) to the battery input
connector located on the panel of the amplifier (using 6' battery cable). Be sure
that the positive pole of battery is connected to the white wire terminal (+) and
the negative pole to the Brass wire (-). When lectern is plugged into a standard
wall outlet, the battery will automatically recharge. Green indicator light illumi-
nates during recharge mode.
Precautions
• set Mic volume control on lowest when turning unit on.
• ensure correct polarity for d.c. supply connections.
• reverse connections will blow the fuse and may damage internal circuitry.
• Always replace fuse with specified rating.
removal and installation of amplifier
If your amplifier has to be removed for servicing — follow these simple steps:
1) disconnect A/c wall plug.
2) Remove 2 side screws one on each side panel under podium top.
3) disconnect speaker wire at rear of amplifier card.
4) remove 4 wood screws holding chassis to podium and remove amplifier.
5) pack it into a strong box with ample cushioning and return to factory.
6) To install new amplifier reverse the above procedure.