8 U sing Ph on eInstalling the SIM card658 Using PhoneThe fully integrated phone functionality of your ET180 boasts of standard cell phonefeatures—such as mailbox and call log—as well as all several handy call featuresincluding Call Waiting, Caller ID, Call Forwarding, and Conference Calling. And becausethe function is integrated with your device’s PDA functions, managing contact informationbetween Phone and other applications is as easy as it gets. For your convenience, thecallpad and keypad modules let’s you enjoy the one-hand operation of usingconventional mobile phones.NOTE: The keypad module is not included in the ET180 package contents; you need to purchasethis item separately.Installing the SIM cardIf you wish to use your device phone application, you need to first install a valid SIM card.You need to separately purchase the SIM card; the card is not included in the ET180package contents.To install the SIM card1 If the device is switched on, turn it off by pressing the power button on the frontpanel.2 Turn over the device so that rear panel faces you.3 If the battery pack is installed, remove it. Go to page xi for instructions.4 Perform the following steps.(1) Slide the SIM card holder to the right.(2) Lift the holder halfway from the recess area.(3) Insert the SIM card into SIM card holder.Note the proper position of the SIM card—the card connector (i.e., gold area)should be facing downward with the bevelled corner fitting the lower-left cornerof the recess area.(4) Press the SIM card holder down.(5) Slide the SIM card holder to the left to lock it into place.