Philips CD4403B User manual - Page 32
Sound, Product behaviour
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Sound Handset does not ring! • Increase the volume • Make sure that the adaptor and the phone cord are connected properly • Move the handset closer to the base unit • Make sure the handset ringer is turned on Caller does not hear me! • Microphone may be muted : During a call, press . Noise interference on your radio or television • Move the power adaptor or base station as far away as possible Product behaviour Caller Line Identification (CLI) service does not work • Check your subscription with your network operator A phonebook entry cannot be stored • Check if the phonebook memory is full, delete an entry to free memory. The handset is unable to register • Make sure that has been pressed for 3 seconds • Each base can only register up to four handsets Note If the above solutions do not help, remove the power from both the handset and the base. Wait for 1 minute and try again. 30 Frequently asked questions