Sennheiser W300 manual If problems occur, Error checklist

If problems occur...

Error checklist

Problem	Possible cause	Possible solution
No operation indication	Batteries are flat or	Replace the batteries or
	accupack is flat	recharge the accupack
	No mains connection (EM 300 G2)	Check the connections of the mains unit
No RF signal	Transmitter and receiver are not on the	Set transmitter and receiver to the
	same channel	same channel
	Transmitter is out of range	Check the squelch threshold setting
		(see “Adjusting the squelch threshold
		(EM 300 G2 only)“ on page 31) or
		reduce the distance between
		transmitter and receiving antenna
RF signal available, no audio	Transmitter is muted (“MUTE”)	Deactivate the muting function
signal, “MUTE” display appears
	Receiver’s squelch threshold is adjusted	See “Adjusting the squelch threshold
on the display panel	too high	(EM 300 G2 only)” on page 31
	Transmitter doesn’t transmit a	See “Activating/deactivating the pilot
	pilot tone	tone transmission or pilot tone
		evaluation” on page 33
Audio signal has a high level of	Transmitter sensitivity is adjusted too	See “Adjusting the sensitivity
background noise	low	(transmitters only)” on page 30
	Receiver’s AF output level is adjusted	See “Adjusting the audio output level
	too low	(EM 300 G2 only)” on page 31
Audio signal is distorted	Transmitter sensitivity is adjusted too	See “Adjusting the sensitivity
	high	(transmitters only)” on page 30
	Receiver’s AF output level is adjusted	See “Adjusting the audio output level
	too high	(EM 300 G2 only)” on page 31
No access to a certain channel	During scanning, an RF signal has been	See “Scanning the channel banks for
	detected on this channel and the	free channels (EM 300 G2 only)” on
	channel has been locked	page 29
	During scanning, a transmitter of your	See “Multi-channel operation” on
	system operating on this channel has	page 30
	not been switched off

If problems occur that are not listed in the above table or if the problems cannot be solved with the proposed solutions, please contact your local Sennheiser agent for assistance.

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