[. . . ] • When the handset rings or when the handsfree is activated, keep the handset away from your ear to avoid hearing damage. 1 Overview In call Enter the option menu. Switch upper/lower case (press and hold). Display icons Earpiece Loudspeaker (back side) Microphone Loudspeaker D450 D455 / / Find handset (bottom) Display icons It shows the connection status between the handset and base station. It remains steadily on when browsing outgoing calls in the redial list. [. . . ] To dial the saved phone number automatically, press and hold on the keys in standby mode. Depending on your country, keys 1 and 2 are preset to the voice mail number and information service number of your service provider respectively (network dependent). 2 Follow on-screen instructions. Call log Redial list Call from the redial list 1 Press [Redial]. 2 Follow on-screen instructions. Register additional handsets You can register additional handsets to the base station. »» Registration is complete in less than 2 minutes. Record an announcement (for D455 only) Restore default settings 1 Press [Menu] > [Answ. 2 Follow on-screen instructions. You can reset your phone settings to the original factory settings. 3 Follow on-screen instructions. Note • You may recall the original PIN/passcode by following this procedure. 5 Learn more Silent mode MySound Sets time during which the phone will not ring. [Phone setup] > [Sounds] > [Silent mode] Customizes the sound of voices to your liking. [Phone setup] > [Sounds] > [MySound] Eco/ECO+ mode Call barring Blacklist Reduces transmission power and radiation (causes 2 seconds ring delay, 50% shorter standby time). [Phone setup] > [Eco mode]/[ECO+ mode] Prevents unwanted outgoing calls to selected numbers. [Services] > [Call barring] Blocks incoming calls to certain undesirable numbers. [Services] > [Blacklist] Technical data Battery Philips:  x AAA NiMH 1. 2 V Rechargeable 2 550 mAh batteries Use only the supplied batteries. Adapter Base and charger: Meic: Philips: MN-A102-U130 S003IB0600040 Input: 100-240 V~ 100-240 V~ 50/60 Hz 200 mA 50/60 Hz 150 mA Output: 6 Vdc 400  mA 6 Vdc 400  mA Phonebook with 50 entries Call log with 50 entries Talk time: 16 hours Standby time: 250 hours Note • You can install a DSL (digital subscriber line) filter to prevent noise and caller ID problems caused by the DSL interference. • You can find the Declaration of Conformity on www. p4c. philips. com. Frequently asked questions No signal bar is displayed on the screen. [. . . ] • The phone receives interference from the nearby electrical appliances. • The caller’s information is withheld or unavailable. www. philips. com/support To access the user instructions online, use the reference model number written on the product label at the bottom of the base station. This symbol on a product means that the product is covered by European Directive 2012/19/EU. This product has been manufactured by, and is sold under the responsibility of Gibson Innovations Ltd. , and Gibson Innovations Ltd. [. . . ]