Ecom Instruments Ex-PMR 500 Instruction Manual page 22

To select the reception device
- If the radio is turned off;
- To turn the radio on, press the
- Hold down the functioning button and press the UP M button –
indicated bAbY-M.
- Confirm by pressing the PTT button – indicated MothEr.
To select the transmission device
- If the radio equipment is turned off;
- To turn on the radio equipment press the
- Select the response time for the baby device by pressing the UP M or DOWN L
buttons.
- The response time can be adjusted in more steps from 0 to 60 seconds.
- Confirm by pressing the PTT button.
- Select the sound sensitivity. (H=sensitive, N=normal, L=insensitive) by pressing
the MR button several times.
Confirm by pressing the PTT button.
Position the radio device as close as possible to the observed object.
Advice: If the transmission equipment is adjusted to "00", the transmission button
PTT should be presses to receive sound.
Operating the receiving device
The reception device sends a query per minute to the transmission device to
check if the radio connection still works.
The query can be activated by pressing the PTT button. After releasing the PTT
button, the receiving equipment switches itself to reception (indicated BUSY)
because the transmission device sends a short response.
If the device is not turned on, adjusted to the wrong channel or outside of the
range, an alarm tone can be heard and the indicator;
Out rng appears on the display.
If the transmission equipment picks up sound, an 8 second long alarm tone is rele-
ased from the receiving device and a heart symbol will flash. After which, the
transmission device switches to transmission for the selected time. If the trans-
mission device should be queries manually, the PTT button should be pressed for
2 seconds. Afterwards the transmission device switches to transmission for the
selected time.
Operating the transmission device
After operating the transmission mode, the micro sensor becomes focused after
its course of 20 seconds. The heart symbol flashes on the indicator. The trans-
mission button PTT is turned off in the transmission mode. As soon as a sound
exceeds the installed level (H,N,L) the transmission device sends an 8 second
button – indicated bAbY-15.
button – indicated bAbY-15.
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