AmpliVox 270+ - Controls and Indicators (Base Unit)

13
D-0126050 rev 1 - 270+ Operating Manual
10
Line IN
3.5 mm jack
CD / Tape Player /MP3
11
Line OUT
3.5 mm jack
External Amplifier
12
Data
6 pin mini DIN
Printer
13
USB
USB connector
Computer (via USB port)
Please note: Only connect the accessories supplied with the instrument or supplied by Amplivox or an
Amplivox distributor. These parts have been tested for use with the Amplivox 270+ audiometer for compliance
with the standards IEC 60601-1 and IEC 60601-1-2. The use of accessories other than those specified may
compromise compliance with these standards.
2.5. CONTROLS AND INDICATORS (BASE UNIT)
The 270+ consists of an LCD screen, three button groups in total to operate the instrument and three status
LEDs.
a
Response light
When the patient response switch is pressed, the light will illuminate green.
b
Tone presentation
When a signal is presented to the patient, the light will illuminate green.
c
VU meter
Indicates speech level
d
Light ring left
Indicates selected test ear
e
Light ring right
Indicates presentation on contralateral test ear
a
c
b
d
a
e
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