AKG Acoustics K 206 AFC Mode D'emploi page 11

Problem
No sound.
POWER ON and CHARGE LEDs are
not lit.
Mono sound on headphones.
Loud noise.
Distorted sound.
9 Troubleshooting
Possible Cause
1. AC adapter is not connected to
transmitter and/or AC outlet.
2. Transmitter is not connected to
audio source.
3. Connected audio source is
switched off.
4. Volume control on audio source is
at zero.
5. Batteries are low.
6. Headphones are switched off.
7. VOLUME control on headphones is
at zero.
1. Transmitter is not connected to AC
power.
2. Batteries are not correctly aligned
with polarity marks.
3. Headphones are incorrectly posi-
tioned on transmitter.
1. Connected audio source operates in
mono mode.
2. Transmitter is not correctly connect-
ed to audio source.
1. Transmitter and receiving frequen-
cies are not identical.
2. Audio level at transmitter input is
too low.
3. Input signal is noisy.
4. Batteries are dead.
5. Transmitter position.
1. Audio level at transmitter input is
too high.
2. Transmitter and headphones carrier
frequencies do not match.
3. Batteries are dead.
K 206 AFC
Remedy
1. Connect AC adapter to transmitter
and/or AC outlet.
2. Connect transmitter to audio
source.
3. Switch audio source on to feed sig-
nal to transmitter input.
4. Set audio source volume to desired
level.
5. Charge batteries.
6. Switch headphones on.
7. Set VOLUME control to desired
level.
1. Connect transmitter to AC power.
2. Check orientation of batteries in
headphones.
3. Place headphones on transmitter
correctly.
1. Switch audio source to stereo
mode.
2. Check cable connection between
transmitter and audio source.
1. Press AUTOTUNING switch on
headphones or use FREQ selector
to select different carrier frequency
and press AUTOTUNING on head-
phones.
2. Increase audio source volume.
3. Check audio source.
4. Charge batteries.
5. Relocate transmitter (refer to fig. 11).
1. Decrease audio source volume.
2. Use FREQ selector on transmitter to
select different carrier frequency
and press AUTOTUNING switch on
headphones.
3. Charge batteries.
11