User's Manual

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To enter any of these modes, use the Channel knob to highlight the option you wish to adjust and press
the Select button. The automatic dimming function is enabled when Automatic is selected. Also the
automatic dimming function is disabled when Manual is selected.
Confirm Tone Options
The following adjustments are possible:
ON
OFF
Upon entering this option, turn Channel knob to toggle between Tone On or Off. High light the desired
condition, and press the Select button to enter the tone On or Off function. When the tone is enabled, a
beep tone will sound each time the Power On/Off button or preset buttons are pressed.
FM Transmitter Options
The following adjustments are possible:
FM On/ Off
Frequency selection
To enter any of these modes, use the Channel knob to highlight the option you wish to adjust and
press the select button.
SIR-PnP3 has a FM transmitter. FM transmitter is designed to operate on frequency in the 88.1 ~
107.9 MHz range into 200KHz step.
The u-com in SIR-PnP3 is tuning a selected FM frequency to car stereo. The selected frequency varies
as voltage and the voltage inputs to the RF OSC port of FM stereo transmitter IC (BH1415F).
The stereo audio signal is modulated the selected frequency and the modulated RF is amplified by
FM stereo transmitter IC (BH1415F).
The amplified RF is transmitted via transmitting antenna.
All tuning and verification are performed by the manufacturer and there are adjustments which can
be made by the user within the 88.1 ~ 107.9 MHz range. External ground is the chassis of vehicle and
transmitting antenna of the EUT is built-in inside the EUT.
Add or Skip
Upon entering this mode, a stream list is displayed with the current stream in play highlighted. Turn
Channel knob to navigate the list and highlight the stream to
be adjusted. Once a stream has been
highlighted, pressing the Select Button displays the text Skip next to the stream, and prevents the
stream from being accessible during any of the tuning modes. Skipped streams can only be accessed
either through direct stream number entry or by returning to this
menu and going through the same
process to return the skipped stream to the list. Upon adding a stream, the text Skip is removed
from alongside the stream number/ name.
Lock Options
Upon entering this mode for the first time, the user is prompted to enter a four digit
numerical code that
is used to lock/unlock stream access. All future entries into this mode displays a stream list with the
current stream in play highlighted. The Channel knob is used to navigate the list and highlight the stream
to be adjusted. Once a stream has been highlighted, pressing the
Select button displays the text Lock
next to the stream and prevents the stream from being accessible during any of the tuning modes.
Locked streams can be accessed only by direct stream number entry, at which time the user will be
prompted to enter the previously stored 4-digit code. Once
the correct code has been entered, the audio
begins to play. The stream returns to the locked status if the stream is changed or the vehicle/unit is
turned off (or by returning to this menu and going through the same process to return the stream to the
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