Product Overview Overview Of The Led Indicator - Sennheiser HE 1 User Manual

Product overview
The product overview can be found on the fold-out page at the beginning of
this instruction manual.
Overview of the LED indicator
Status LED
–
lights up red
lights up white
pulses white
lights up
orange
pulses orange
flashes blue
quickly 2 times
flashes red
quickly 2 times
flashes red
quickly 3 times
Product overview | Overview of the LED indicator
Meaning
Power switch set to position
Standby
Operation
Headphones are/audio output is muted
(OUTPUT rotary switch in position MUTE)
Operation, a tube replacement is required
(see page 42)
Headphones are/audio output is muted
(OUTPUT rotary switch in position MUTE),
a tube replacement is required (see page 42)
Incompatible digital audio signal; headphones are/
audio output is muted (OUTPUT
position MUTE) (see page 16)
High-voltage protection is activated; device cannot
be operated (see page 50)
Operating elements or amplifier tubes are blocked;
device cannot be operated
(see page 28)
OFF
rotary switch in
11