User Manual
Before using this unit, please read these operating instructions carefully.
Afterwards, keep them handy for future reference.
Digital On-Hold Audio System
with analog line capability
1/2/3
3/4
POWER
ON
OFF
12V DC
AUDIO IN
TRIGGER
AUDIO O
UT VOL
UME
PHONE L
INES
Digital On-Hold Audio System
7
Other Functions
Remote Trigger
Location -- rear panel
Connection -- 2.5 mm mini jack
Operation -- By connecting a momentary switch to this jack, the unit will play
audio content from memory when triggered. Content will play through once
and then reset, ready for next trigger sequence.
AUX In
Location -- rear panel next to "TRIGGER" jack
Connection -- 3.5 mm mini jack
Operation -- Connect audio cable from the "LINE OUT" or "headphone out" jack
of any external audio source to the "AUX IN" jack.
Additional Memory
The system comes standard with 8 minutes of flash memory which can be
expanded to 16, 24 or 32 minutes. Memory modules can be placed into 3
available memory expansion slots located on the circuit board. Memory slots are
accessed by removing the 5 screws on the bottom of the unit.
Settings
Impedance Switch
Location -- right side of unit
Operation -- Most telephone systems prefer an 8 ohm output. If you are working
with an older phone system, the 600 ohm setting may be preferable.
Speaker Button
Location -- left top, located below the "REC" button
Operation -- Push "SPEAKER" button to listen to program playing from digital
memory. Push "SPEAKER" button again to turn off speaker.
Audio being recorded plays through speaker, regardless of speaker switch position.
Speaker switch position has no effect on "AUDIO OUT" playback.
Volume Control
Location -- rear panel
Operation -- controls output level of "AUDIO OUT" jack. To adjust, turn control
knob clockwise to increase volume. Set proper volume level by calling in from a
phone close to the unit (or cell phone) and having your call placed on hold.
Power Switch
Location -- rear panel
Operation -- turns power on or off. When power is on, LCD is illuminated.
Digital On-Hold Audio System User Manual
OEM 4500 User's Manual 3/03
