AmpliVox 260 - 8.3 Mains adapter maintenance; 9 Instrument Storage and Transportation

OM023-4 Amplivox 260 Operating Manual Page 21
Earphone Sound Attenuation Characteristics
Frequency, Hz
125
250
500
1000
2000
4000
8000
Attenuation, dB
2
5
7
15
25
31
23
Environmental
Operating temperature: +15
o
C to +35
o
C
Operating humidity: 30% to 90% (non-condensing)
Atmospheric pressure: 700 hPa to 1060 hPa
Input / Output
Power input: 2.5mm barrel-type socket.
Mic inputs impedance: 2500 Ohms
Mic inputs connection: Mono 3.5mm Jack socket
Line input impedance: 6800 Ohms
Line in/out connections: Stereo 3.5mm Jack Sockets
Patient response input: 6.3mm Jack socket
Left / Right / Bone outputs: 6.3mm Jack socket
Monitor output: Mono 3.5mm Jack socket
Insert output: Mono 3.5mm Jack socket
USB: Type B socket
Maximum voltage at any output: 12V peak
8 Routine Maintenance
8.1 Audiometer maintenance
The Amplivox Model 260 audiometer is a precision instrument. Handle it
carefully in order to ensure its continued accuracy and service. When
cleaning the instrument, first disconnect it from the mains supply. Use a
soft cloth and mild detergent to clean the instrument panel when required.
Refer to ISO 8253-1 for additional guidance.
8.2 Transducer maintenance
Before use check the transducer cables and connectors for signs of wear
and/or damage. If you find any, please replace the item immediately by
contacting Amplivox or your Amplivox distributor, requesting the relevant
part number (see Section 12).