Altec Lansing A11964 R07 There is a crackling, Sound coming from, Speaker when, Connected to PC

		Troubleshooting
Symptom	Possible Problem	Solution
There is a crackling	The operating system’s volume level	Check the operating system volume level and
sound coming from	is set too high.	decrease it if necessary.
the speaker (when
	Interference.	Move the unit to another location or select a
connected to PC
		different RF channel.
or laptop).
	The M812’s volume level is set too	Lower the volume level of the M812 by using the
	high.	supplied remote control or the VOLUME – key on
		the speaker.
The sound is distorted.	The EQ function is enabled on the	Disable the EQ function of the iPod or turn down
	iPod and there is too much bass.	the bass on the M812.
	The WALL/TABLE switch on the	Ensure the WALL/TABLE switch on the bottom of
	bottom of the wireless speaker is in	the M812 is set to the proper position.
	the wrong position.

Intermittent buzzing.	The unit is located too close to a
	GSM cell phone.

Move the GSM cell phone away from the unit.

The wireless speaker	The M812 has gone into an over-
stops playing or cuts out.	current, protection mode.

Reduce the volume level. The M812 will automatically reset itself after a short period of time. When the M812 resets it will come back in the standby mode. Upon powering the unit back up reduce the volume level to prevent it from going into protection mode.

It appears that the	The MODE switch on the bottom of	Set the MODE switch to the correct position;
wireless speaker is	the unit is in the wrong position.	STEREO, when one speaker is used. LEFT
not reproducing a		or RIGHT when two speakers are used in the
stereo signal.		same room.
I have three speakers	In a multi-speaker system if a single	To manually regain synchronization between the
connected to one	speaker loses synchronization that	transmitter base and the speakers, hold down
transmitter base that	speaker unit will not be able to	the STANDBY key on the transmitter base for six
lost sync and now it	automatically regain synchronization.	seconds. The speakers will then synchronize with
will not automatically		the transmitter base.
re-synchronize.

My speaker is picking up music from a different source.

Your speaker has synchronized to another transmitter base that is within range of your speaker.

You can manually re-synchronize the speaker by holding down the POWER key on the speaker for six seconds. The speaker will then synchronize with the transmitter base.

NO SYNC shows on	Synchronization between speaker	Disconnect the speaker power cord from the
speaker display.	and transmitter base has failed.	wall outlet, wait 30 seconds, reconnect to the
		outlet and power on the speaker. Press and hold
		the STANDBY key on the transmitter base for
		six seconds. If situation persists, you may need
		to manually set the RF channel. See Set RF
		Channels in Advanced Operations (page 8).
The LCD displays “iPod,”	The speaker and transmitter base	Press and hold the STANDBY key on the
and the iPod is playing,	have a poor connection.	transmitter base for six seconds. This will cause
but no sound is coming		the speaker to re-synchronize with the transmitter
from the speaker.		base.
iPod does not function	You may need to update the software	Go to the Apple Web site and follow the
properly when docked to	on the iPod.	directions to upgrade your iPod to the latest
the transmitter base.		software.

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