Nokia 638 User Guide

Page of 51
DESCRIPTION OF KEYS
 
 Used to scroll through
menu functions and memory loca-
tions. Also used to adjust the ear-
piece volume during a call.
 Used to enter the menu 
facility. 
 Used to switch between 
alpha and numeric modes. 
 Press and hold the key to switch
the phone on and off. 
 Used to delete characters or
clear the entire display. Also used
to exit the menu functions.
 Used to recall information from
the phone memory.
 Used to store information to
the phone memory. Used to con-
firm a setting in the menu facility. 
 Used to dial a phone num-
ber and answer a call. With the dis-
play clear, this key recalls the five
last phone numbers dialed. 
 Used to end a phone call.
Note: When you press and hold the 
key, the keyguard is activated.
NOKIA and the Arrows logo are registered trademarks of Nokia Corporation.
© 1996 Nokia Mobile Phones. All rights reserved.
Nokia Mobile Phones operates a policy of continuous improvement, there-
fore, we reserve the right to make changes and improvements to any of the
products described in this guide without prior notice.
Issue 3
Inside Front Cover
NHA-4NG Nokia 638_AU 
Authentication version
US English 9351137
Issue 3
Version: 0.7, Date: 11 (2) Dec.
1996
Status: ToL, JaK, JaG, SIR, JoF