Guide to using your CISCO IP 7945 phone at Imperial College 
 
 
Issued on 11.02.2013                               Page 5 of 5  Produced by Karen Vincent 
 
How to change you the volume of 
the handset, headset or ringer  To adjust the handset/ headset volume 
1.  Lift the receiver 
2.  Use the Volume + and -  button until the volume is at an acceptable 
level 
3.  Press Save  
 
To adjust the ringer volume 
Use the black up and down buttons nearest to where you put the 
handset receiver until the volume is at an acceptable level 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
For the Imperial College     Dial 0 (Externally (020)7 589 5111) 
Switchboard  All internal calls for the Imperial College switchboard (by dialing 0) will be 
answered by the Interactive Voice Response (IVR) system.  To get to the 
operator when the IVR answers, press 0 again or say Operator 
 
 
To log a fault        Dial 49049 (Externally (020)7 59 49049) 
Please have the following details ready: 
  Extension which has fault 
  Socket Reference 
  Location of the faulty Extension (i.e. room number, building 
and campus ) 
  Alternative Contact number 
 
Alternatively, you can log a fault by completing a fault form on: 
www.imperial.ac.uk/ict/services/telephones/reportingtelephonefaults 
 
To place a telecom works/ mobile/  Please contact your telecom rep. Your tel. rep can be found on  
Blackberry/ Billing change order  www.imperial.ac.uk/ict/services/telephones/reportingtelephonefaults  
   and 'click on' Departmental Telephone Reps under College Contacts.