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REDBACK
®
Portable PA System
CD Player Operation
The CD player module provides all of the typical CD functions.
1. Insert disc and press "PLAY/PAUSE" to start playback
2. To skip tracks press the "DOWN/REV" or "UP/CUE" buttons.
3. To search through tracks press and hold the "DOWN/REV" or "UP/CUE" buttons.
4. To repeat a track press the "REPEAT" button. Press again to cancel
5. Whilst playing a track the "A>B" button may be pressed to set a start and end point. This will repeat
one part of a track.
Fig5: Diagram showing the CD and cassette models. Note that only 2 add-on modules can be fitted to
the cassette version.
C 7177
TAPE
Cassette Operation
The auto-reverse full logic cassette deck provides easy playback and recording. Whilst in record mode the
cassette deck will record any sound output of the portable PA ie: mixed from all inputs. This is useful for
recording speeches etc. Volume is adjusted using the AUX1 control.
1. Insert casette and press "F.PLAY" for forward playback, "R.PLAY" for reverse playback.
2. To adjust speed of playback (useful in aerobics applications), the "SPEED ADJ" knob is provided.
3. The "MODE" button provides selection of single side, double side and looped playback
4. To skip parts of the tape press "REW" or "F.FWD" buttons.
5. To record from the portable PA's inputs, press "REC"
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Fig6: MP3 player controls
Modules
MP3 Module Operation
Overview
C 7176
The MP3 module provides MP3 playback and recording facilities. It has 64Mb inbuilt memory and
accepts a CF (compact flash) card when additional memory is required. Playback and recording can be
performed with either the inbuilt memory or CF card. The recording sound quality can be varied for both
the voice and music recording. From the in-built 64Mb flash memory the MP 3 files will give approxi-
mately 70minutes recording (at 128kb quality), 2 hours (at 80kb), and 4.5hours at 32kb. Tracks can be
uploaded from a PC to the MP3 module via the inbuilt mini USB port. Standard CD player type functions
are provided such as play, pause and repeat.
The MP3 module is equipped with its own (up / down) volume adjustment buttons. These are overrid-
den by the MP3 volume knob on the main PA module.
CD
Operation:
Press power button for 2 seconds to power on the MP3 module.
Recording:
Recording data can be via the 3.5mm mono sockets on the MP3 unit or from any of the inputs on the
portable PA including the 6.35mm microphone input and RCA line level inputs on the main module.
A: Recording via the 3.5mm mono VOC socket.
• This input is designed for voice quality only.
• Connect a microphone to the unit.
• To record a voice track using voice quality press the "REC" (record) button. The unit will display VOC.
• Press the mode button to switch between "Hi" and "Lo"
• Press the >> button to select where you want the file saved to. "CF" will record to the Compact Flash
card (if installed) , "MEM" will record to the in-built memory.
• Press RECORD again and the unit will begin recording. The record button will illuminate.
• To stop recording press STOP
B: Recording via the 3.5mm mono MP3 input
• This input is designed for MP3 music quality
• Connect a source to the unit
• To record a new track using MP3 quality press and hold the "REC" button for 2 seconds. The unit will
display "MP3".
• Press the mode button to switch between high quality 128Kbps, medium 80kbps and low 32kbps.
• Press the >> button to select where you want the file saved to. "CF" will record to the Compact Flash
card (if installed) , "MEM" will record to the in-built memory.
• Press RECORD again and the unit will begin recording. The record button will illuminate.
• To stop recording press STOP.
REDBACK
®
Portable PA System
Page 7
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