Philips CD1550B User manual - Page 24

Product behaviour * Keypad does not work! • Unlock your keypad: Long press in idle mode. The handset warms up when making a long call! • This is a normal behavior. The handset consumes energy while calling. The handset cannot be registered to the base station! • Maximum number of handsets (4) has been reached. To register a new handset, unregister an existing handset. • Remove and replace the handset batteries. • Try again by disconnecting and connecting the base station power supply and follow the procedure to register a handset (see "Registering handset" on chapter 4.3). My handset keeps going into idle mode! • If there are no key presses for 15 seconds, the handset will automatically return to idle mode. It will also return to idle mode automatically when you place the handset back on the base station. 22 Frequently asked questions