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Version: 0.7, Date: 11 (2) Dec.
1996
Status: ToL, JaK, JaG, SIR, JoF
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
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Table of Contents
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Summary of Contents for Nokia 638
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Page 1: Description Of Keys
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. -
Page 2: Table Of Contents
Entering Names... 18 Storing Names and Phone Numbers... 19 Memory Scrolling... 21 Recalling Names and Phone Numbers ... 21 Moving Names and Phone Numbers ... 23 Erasing a Memory Location... 24 NHA-4NG Nokia 638_AU Authentication version US English 9351137 Issue 3... - Page 3 8. ACCESSORIES ... 44 General... 44 Accessory Options ... 44 9. REFERENCE INFORMATION... 46 Important Safety Information ... 46 Care and Maintenance ... 49 Troubleshooting ... 50 Technical Information... 50 NHA-4NG Nokia 638_AU Authentication version US English 9351137 Issue 3...
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Page 4: For Your Safety
All mobile phones may be subject to radio in- terference, which may affect the performance of the phone. Therefore, you should never rely solely upon any cellular phone for essential communications (e.g., medical emergencies). NHA-4NG Nokia 638_AU Authentication version US English 9351137 Issue 3... - Page 5 This device complies with part 15 of the FCC rules. Operation is subject to the condition that this device does not cause harmful interference. The cellular phone described in this guide is ap- proved for use in AMPS networks. NHA-4NG Nokia 638_AU Authentication version US English 9351137 Issue 3...
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Page 6: Keys And Display Indicators
This key is also used to display hidden digits that run-off the display. Used to store information in the phone directory. Used to confirm a setting in the menu facility. NHA-4NG Nokia 638_AU Authentication version US English 9351137 Issue 3 ), or press to decrease . -
Page 7: Display Indicators
Indicates that has been pressed and you are in the menu facility. Indicates the number of a menu function or memory location. Indicates that the phone is switched on. NHA-4NG Nokia 638_AU Authentication version US English 9351137 Issue 3 and then... -
Page 8: Display Editing
(max. 32 digits), the first digits will run-off the display and you can view them by pressing and holding . Release last group of digits. NHA-4NG Nokia 638_AU Authentication version US English 9351137 Issue 3 to restore the... -
Page 9: Getting Started
Connect the charger to a standard AC wall outlet. Segments of the battery indicator bar on the right-hand side of the display will start scrolling and the charger connected tone is simultaneously emitted. NHA-4NG Nokia 638_AU Authentication version US English 9351137 Issue 3... -
Page 10: Signal Strength Indication
If the signal is poor and you are using the phone in a building, it may be beneficial to move near a window for better reception. NHA-4NG Nokia 638_AU Authentication version US English 9351137 Issue 3... -
Page 11: Basic Functions
The text NOT ALLOWED appears if you are at- tempting to make a restricted call. (See Restrict Calls on page 27.) NHA-4NG Nokia 638_AU Authentication version US English 9351137 Issue 3... -
Page 12: Receiving A Call
Note: These keys act as scrolling keys for the memory and the menu functions when not in a call. NHA-4NG Nokia 638_AU Authentication version US English 9351137 Issue 3 and lift the... -
Page 13: Last Number Redial
The phone recalls the phone number from the specified memory location, displays it briefly, and then dials it. If the memory location is empty, the message LO- CATION EMPTY will be displayed. NHA-4NG Nokia 638_AU Authentication version US English 9351137 Issue 3 . The... -
Page 14: Touch Dialing
The phone dials the emergency number pro- grammed into your phone and displays the mes- sage EMERG. CALL TRY . NHA-4NG Nokia 638_AU Authentication version US English 9351137 Issue 3 key. -
Page 15: Keyguard
Note: When the keyguard is activated, calls may be possible to the emergency number programmed into your phone (e.g., 911 or another official emergency number). However, one-touch emergency dialing (‘the 9 key’) does not operate. NHA-4NG Nokia 638_AU Authentication version US English 9351137 Issue 3... -
Page 16: Calling Card
Note: This procedure may not apply to all calling card options programmed into your phone. Please contact your local service provider or the appropriate long distance phone company for further information. NHA-4NG Nokia 638_AU Authentication version US English 9351137 Issue 3... -
Page 17: Using Phone Directory
If the stack is empty, the message LOCATION EMPTY is displayed. NHA-4NG Nokia 638_AU Authentication version US English 9351137 Issue 3 . The di-... -
Page 18: Notepad Memory Location
Press and then The phone will store the number (and name) in the notepad memory location. Any number previously stored in the notepad memory will be overwritten. NHA-4NG Nokia 638_AU Authentication version US English 9351137 Issue 3 (or just press... -
Page 19: Entering Names
Note: Clearing the whole display automatically restores numeric entry mode. To exit alpha mode, press You can toggle between name and number entry mode by pressing NHA-4NG Nokia 638_AU Authentication version US English 9351137 Issue 3 (or press... -
Page 20: Storing Names And Phone Numbers
( REPLACE CONTENT? ). If you want to replace the information, press The message STORED will be displayed confirm- ing that the information has been stored. NHA-4NG Nokia 638_AU Authentication version US English 9351137 Issue 3... - Page 21 SPACE is displayed and the information you tried to store will reappear on the display, and you can store it as described below, or you can clear the display by pressing and holding NHA-4NG Nokia 638_AU Authentication version US English 9351137 Issue 3...
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Page 22: Memory Scrolling
NAME NOT FOUND will be briefly dis- played, and the list of names beginning with the first character searched, will be displayed. Call the displayed name or phone number by pressing NHA-4NG Nokia 638_AU Authentication version US English 9351137 Issue 3 , the... - Page 23 If the location you entered is empty, the message LOCATION EMPTY will be briefly displayed, and the phone then displays the next memory loca- tion in use. NHA-4NG Nokia 638_AU Authentication version US English 9351137 Issue 3 , the...
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Page 24: Moving Names And Phone Numbers
You can reattempt to move it as described above, or you can clear the display by pressing and holding NHA-4NG Nokia 638_AU Authentication version US English 9351137 Issue 3... -
Page 25: Erasing A Memory Location
If you do not press within 8 seconds, or if you press , the message NOT STORED is briefly displayed, and the phone exits the function. NHA-4NG Nokia 638_AU Authentication version US English 9351137 Issue 3... -
Page 26: Using Menu Facility
The current setting is always dis- played first. Press to select the displayed setting, or use to exit the menu facility without changing the settings. NHA-4NG Nokia 638_AU Authentication version US English 9351137 Issue 3 to scroll... -
Page 27: List Of Menu Functions
LOCKCODE digit lock code to set the SID SCREEN screening on/off There is an additional feature which is operated via the following menu shortcut: KEYGUARD to activate/deactivate the keyguard NHA-4NG Nokia 638_AU Authentication version US English 9351137 Issue 3... -
Page 28: Descriptions Of Menu Functions
Note: No new entries can be stored in the phone di- rectory locations (e.g., location 40) when the phone is set to INCOMING ONLY or MEMORY ONLY. NHA-4NG Nokia 638_AU Authentication version US English 9351137 Issue 3... -
Page 29: System Select
(However, the ESN of your phone can normally be read over the air by the roaming cellular service providers when you call them to register your roaming presence on their cellular network. NHA-4NG Nokia 638_AU Authentication version US English 9351137 Issue 3... -
Page 30: Call Timers
Press and scroll to the menu function CALL TIMERS by using and press press as a shortcut access method. NHA-4NG Nokia 638_AU Authentication version US English 9351137 Issue 3 and press , or... -
Page 31: Lights
To set the lights on or off: Press and scroll to the menu function LIGHTS by using and press as a shortcut access method. NHA-4NG Nokia 638_AU Authentication version US English 9351137 Issue 3 , or press... -
Page 32: Keypad Tones
Note: DTMF tones can be sent even when the keypad tones are switched off. Note: Keypad tones are also set off when the option SILENT SERVICE is activated under the menu function Ringing Volume. NHA-4NG Nokia 638_AU Authentication version US English 9351137 Issue 3 and press... -
Page 33: Ringing Volume
Scroll through the options (RINGING TYPE 1 to 5) by using A sample tone is automatically played to demon- strate each displayed option. To select the displayed option, press NHA-4NG Nokia 638_AU Authentication version US English 9351137 Issue 3 and press... -
Page 34: Emergency Key 9
1 by pressing and holding key. 1 TOUCH OFF Disables one-touch dialing for key. See also section 1 Touch Dialing on page 13. NHA-4NG Nokia 638_AU Authentication version US English 9351137 Issue 3 key. key. and confirm... -
Page 35: Nam Select
Scroll the two numbers, if available, by using and confirm your choice by pressing Note: If only one NAM is programmed, only that phone number can be selected from this menu. NHA-4NG Nokia 638_AU Authentication version US English 9351137 Issue 3... -
Page 36: Calling Card
Note: To exit the menu facility without changing the calling card settings, press and hold in step 5. NHA-4NG Nokia 638_AU Authentication version US English 9351137 Issue 3 before press-... -
Page 37: Changing The Lock Code
(Menu 2), and the actual network availability in the area you are using the phone, the setting of this menu function to on or off pro- vides the following conditions: NHA-4NG Nokia 638_AU Authentication version US English 9351137 Issue 3... - Page 38 SID area, only calls to the emergency number pro- grammed into your phone (e.g., 911 or another of- ficial emergency number) may be possible. NHA-4NG Nokia 638_AU Authentication version US English 9351137 Issue 3...
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Page 39: Additional Features
Note: If you recall a DTMF number from the memory during a call, do not recall the number by first entering the location number and then pressing because then the location number will be sent as DTMF tones. NHA-4NG Nokia 638_AU Authentication version US English 9351137 Issue 3... -
Page 40: Call Waiting
Note: The Call Waiting network feature normally needs to be specifically subscribed to and may not be avail- able in all cellular service provider networks. Contact your local cellular service provider for more informa- tion. NHA-4NG Nokia 638_AU Authentication version US English 9351137 Issue 3 twice. -
Page 41: Activating Pin Calls
(e.g., 911 or another offi- cial emergency number) will be dialed as a normal call without the PIN code request. NHA-4NG Nokia 638_AU Authentication version US English 9351137 Issue 3... -
Page 42: Battery Information
Ultra Extended Battery 3 h 20 min. 1700 mAh NiMH Installing and Charging a Battery For installing, removing and charging the battery, see Getting Started on page 8. NHA-4NG Nokia 638_AU Authentication version US English 9351137 Issue 3 LCH-6 45 min. -
Page 43: Discharging A Battery
The battery can be charged and discharged hun- dreds of times but it will eventually wear out. When the operating time (talk-time and standby time) is noticeably shorter, it is time to buy a new battery. NHA-4NG Nokia 638_AU Authentication version US English 9351137 Issue 3... - Page 44 Do not dispose of batteries in a fire! Nickel Cadmium and Nickel Metal Hydride batteries must be recycled or disposed of properly. Must not be disposed of in munici- NiCd pal waste. NiMH NHA-4NG Nokia 638_AU Authentication version US English 9351137 Issue 3...
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Page 45: Accessories
The Standard Travel Charger can also be used as a power supply for the Light Desktop Stand CGH-3 and Compact Desktop Charging Stand CGH-4. NHA-4NG Nokia 638_AU Authentication version US English 9351137 Issue 3... - Page 46 This may cause the battery of your car to drain. Note: In some cars the cigarette lighter plug is not provided with electricity if the ignition is switched off. Verify that the green LED light is on. NHA-4NG Nokia 638_AU Authentication version US English 9351137 Issue 3...
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Page 47: Reference Information
(fuel stor- age and distribution areas), chemical plants or where blasting operations are in progress. NHA-4NG Nokia 638_AU Authentication version US English 9351137 Issue 3... - Page 48 Emergency calls may not be possible on all cellular phone networks or when certain network services and/or phone features are in use. Check with your local cellular service providers. NHA-4NG Nokia 638_AU Authentication version US English 9351137 Issue 3...
- Page 49 * and # characters for activating or deactivating services). The phone nevertheless is capable of han- dling commands given in that form. For these com- mands, please consult with your service providers. NHA-4NG Nokia 638_AU Authentication version US English 9351137 Issue 3...
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Page 50: Care And Maintenance
If the phone or any of its accessories are not work- ing properly, take them to your nearest qualified service facility. The personnel there will assist you, and if necessary, arrange for service. NHA-4NG Nokia 638_AU Authentication version US English 9351137 Issue 3... -
Page 51: Troubleshooting
110 V (AC), 12 V (car) Frequency Band: 824.040-848.970 MHz (Tx) 869.040-893.970 MHz (Rx) Number of Channels: 832 Memory Locations: 0-40 Memory Capacity: Locations 1-20 Locations 21-40 NHA-4NG Nokia 638_AU Authentication version US English 9351137 Issue 3 16 digits 16 letters 32 digits 16 letters...