IMPORTANT SAFETY INSTRUCTIONS
4
OM033-4 - CA850 Series 5 Operating Manual
The mains adapter is the mains disconnect device and therefore the audiometer should be positioned such
that easy access to the mains adapter is possible.
2.4
AUDIOMETER CONNECTIONS
The rear panel layout is shown below.
All the relevant accessory terminals and connections are labelled to ensure correct identification and
connection as follows:
Socket
Label
Socket Type
Colour
Code
Connected Part
Notes
USB
PRINTER
USB Connector
Type A (Master)
Printer or USB Stick *
See 2.5
RIGHT
6.3mm jack
Red
Headset (right ear) *
LEFT
6.3mm jack
Blue
Headset (left ear) *
POWER
2.5mm power jack
Mains AC/DC Adapter *
RESP
6.3mm jack
Black
Patient Response Switch *
DATA
6 pin mini DIN
Reserved port; Amplivox
diagnostic use only
No user access
permitted
USB
PC
USB Connector
Type B (Slave)
Computer (via USB port)
See 2.6
The relevant part numbers are indicated in Section 17
For connected parts marked * 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 CA850 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. For other sockets refer to Appendix 3.
2.5
DATA TRANSFER TO A PRINTER OR USB DEVICE
Please refer to Appendix 3 for important information regarding the
connection of non-medical electrical equipment to medical electrical
equipment
The audiometer can be used with a designated printer (see Section 17) to provide a hard copy of the
audiometric test data. The USB PRINTER socket is used for this function. See Sections 9.4.3 and 10.4.3 for
further details.
