Page 2
ZTE Corporation. ZTE Corporation operates a policy of continuous development. ZTE Corporation reserves the right to make changes and improvements to any of the products described in this...
C78 User Manual General Care....................11 Aircraft Safety ....................13 Hospital Safety ..................... 13 General Guidelines ..................14 Road Safety ....................15 Vehicles Equipped with an Air Bag ............. 15 Third Party Equipment ................. 16 Efficient Use....................16 Radio Frequency (RF) Energy..............16 Emergency Services ..................
Page 4
C78 User Manual C78 Technical Specifications................ 23 Key Definitions ..................... 24 Keyguard Mode ..........Error! Bookmark not defined. User Interface....................26 Indicators and Icons ..................26 Battery......................28 Install the Battery ..................29 Charge the Battery ................... 30 Remove the Battery................... 31 Power On/Off Your Phone................
Page 5
C78 User Manual Use Speed Dials..................35 Answer Voice Calls.................. 35 In-Call Features .................... 36 Three-Way Call .................... 37 Call Waiting ....................38 Key Functions....................39 Text Input Modes ..................40 Contact List ....................43 New Contact ....................44 Groups ......................45 Speed Dials....................
Page 6
C78 User Manual Outgoing Calls ....................48 Call Timers....................48 Send New ...................... 49 Insert ......................50 Slide......................51 Preview..................... 51 Erase Item ....................51 Cc/Bcc/Sub ....................51 Save To Drafts..................52 Quick Text ....................52 Signature ....................52 Message Priority ..................52 Inbox ......................
Page 7
C78 User Manual Email ......................55 Voice Mail....................55 Web Alerts....................56 Settings ......................56 Message Settings..................56 Quick Text Settings .................. 57 Memory Info....................57 @metro ......................58 my apps......................58 Camera......................62 Take Pictures ................... 63 View Your Photos ..................63 MyTunes.......................
Page 8
C78 User Manual Preloaded Files....................65 Tunes ......................65 Images ...................... 66 Memory Info ....................66 Calculator...................... 68 Alarm Clock....................69 Edit an Alarm ................... 69 Alarm Options ..................69 Calendar ......................70 Add an Appointment ................. 70 View an Appointment ................70 Calendar Options ..................
Page 9
C78 User Manual Keypad Tone .................... 74 Volume ..................... 74 Power On/Off Tone.................. 75 Alerts......................75 Systems Switch Tone ................75 Display Settings.................... 75 Language ...................... 76 Bluetooth ...................... 76 Bluetooth Manager .................. 77 Bluetooth Device..................77 Pair with a New Bluetooth Device............77 System ......................
C78 User Manual General Care Your handset contains delicate electronic circuitry, magnets and battery systems. You should treat it with care and give particular attention to the following points: Do not allow the handset, battery or accessories to come into contact with liquids or moisture at any time.
Page 12
Third party equipment: The use of third party equipment, cables, or accessories, not made or authorized by ZTE, may invalidate the warranty of your phone and also adversely affect the phone’s safety and operation. Remember to make backup copies of all important data on your handset.
C78 User Manual Remember to recycle: The cardboard packing supplied with this handset is ideal for recycling. Warnings: In the unlikely event of a battery leak, take care to keep the battery discharge away from your eyes and skin. If the leakage does come into contact with the eyes or skin, flush thoroughly with clean water and consult with a doctor.
General Guidelines Many jurisdictions have laws and regulations about taking pictures in public or private areas regarding the processing and further use of such pictures. ZTE encourages its customers to obey all laws and to honor the personal rights of others.
C78 User Manual You must exercise proper control of your vehicle at all times. Give your full attention to driving. Observe all of the recommendations contained in your local traffic safety documentation. Pull off the road and park before making or answering a call, if driving conditions require so.
C78 User Manual Third Party Equipment The use of third party equipment, cables or accessories, not made or authorized by ZTE, may invalidate the warranty of the handset and also adversely affect the handset’s operation. For example, use only the ZTE charger supplied with the handset.
While there may be differences between the SAR levels of various ZTE phone models, they are all designed to meet the relevant guidelines for exposure to radio waves.
C78 User Manual Coastguard or Mountain Rescue Service. Give your position and, if possible, remain stationary and maintain contact. Due to the nature of the cellular system, the connection of emergency calls cannot be guaranteed. You should never rely on any wireless device for essential communication such as medical emergencies.
Not all phones have been rated. Phones that have been rated have a label on the box. Your C78 has been tested for hearing aid device compatibility and has an M[4] and/or T[4] rating.
Turn on the HAC Setting When the HAC setting is on, your C78 sends the audio from your phone calls to the telecoil rather than to the microphone of your hearing aid. You are likely to hear calls much better because volume is increased and background noise and feedback are diminished.
C78 User Manual Copyright Notice The video/audio recordings you make/download are protected by copyright laws. They are for personal use only and must not be otherwise used without the permission of the copyright owner.
C78 User Manual Overview Thank you for purchasing the ZTE C78 Mobile Phone. The C78 is capable of making voice calls and data connections to CDMA 1x networks. It has the default functionality of E911 GPS. This phone provides many functions which are practical for daily use, including a 0.3- megapixel camera, wireless internet browser, calendar, etc.
User Manual and literature pack AC Travel Charger We, ZTE Corporation, declare that that the product is packaged with battery separate in the box. The FCC ID label is placed on the mobile phone clearly visible to all persons at the time of purchase.
C78 User Manual Key Definitions Left Soft Key – Execute prompts that appear in the lower-left corner of the screen, directly above the button. These prompts change according to the screen content. Right Soft Key – Execute prompts that appear in the lower-right corner of the screen, directly above the button.
Page 25
C78 User Manual Navigation Keys – These keys (up, down, left and right) allow for navigation through menu options. Use for quick access to All Contacts (Up), MetroWEB (Left), @metro (Right) and Messaging (Down) when in standby mode. OK Key – Confirm actions and make selections. This key also executes prompts that appear on the lower-middle button on the screen, above the key.
C78 User Manual User Interface User Interface is constituted by three parts. They are icon area, text & graphic area, and soft key indictor area. Icon Area: Shows the function icons running Text & Graphics Area: Shows the text, commands, and all information entered...
Page 27
C78 User Manual High SMS Priority Silent Mode Ringer Mode Alarm Indicator Vibration Mode Bluetooth Vibration and Ringer Mode Bluetooth Headset Roaming Data Dormant Data Transfer SSL (Web Security) Calendar Airplane Mode Is Active Ringer Off TTY Mode...
C78 User Manual This chapter outlines the steps required to set up your phone, power-on and activate on your service provider’s network. Follow the procedure below step-by-step to get started. Battery Please switch off your phone and disconnect the charger with it before removing the battery.
C78 User Manual Install the Battery Make sure the + and – terminals on the battery be lined up with the metallic points in the battery compartment. Insert battery to the plastic retainer clip and push down on the bottom section of the battery until it clicks into place.
C78 User Manual Charge the Battery Your phone is powered by a rechargeable battery. The battery is not fully charged when you purchase your phone, but there may be enough power in the battery to turn the phone on. Charge the battery with the procedure indicated below.
C78 User Manual Remove the Battery If you need to remove your phone’s battery, please follow the procedure indicated below: Slide the back cover toward the bottom of the phone and lift off the back cover. Insert your fingernail into the finger grip the slot on the bottom of the battery. Lift the bottom of the battery away from the handset.
Keyguard Mode To prevent accidental pressing of keys, the C78 is equipped with the Keyguard Mode feature. To enter the Keyguard Mode, press and hold the # key of the phone while in standby mode.
C78 User Manual Connect to the Network After your phone is unlocked, it will automatically search for the network. Activate Your Phone Before placing a call with your new phone, you must activate the phone on the network. To activate the phone, dial the provisioning number from the idle screen and follow the step- by-step instructions.
C78 User Manual Make Voice Calls Use the Keypad Enter a phone number including the full area code by using the numeric keypad. If an incorrect character is entered, use the Back key to delete the digit. Pressing the Back key for a while will erase all digits before the cursor.
C78 User Manual Use a Number from the Call History Generally, all calls you have made or received are saved in a list on the phone. All numbers are grouped into Missed Calls, Incoming Calls, and Outgoing Calls. To dial a number from your call history: Select Menu→Calls from standby mode.
C78 User Manual caller, the caller’s phone number will be displayed. If the calling party use the service hiding their phone number, your phone will show that the phone number has been withheld. To answer the call, press the Send or OK key. You can disconnect the call by pressing the End key.
C78 User Manual keypad after the call has been connected. Press the Speaker key again to return to the standard call mode. Advanced Features To enter the advanced in-call features, press the Options during a call. The following will be available: Call the Third Party: Call another number to activate three-way call feature.
C78 User Manual Call Waiting Your phone can accept phone calls while another call is active. You can manage the phone’s call waiting feature as follows: If you receive a call during an active conversation, the phone will prompt that there is an incoming call and allow you to accept or reject the call.
C78 User Manual Key Functions Function Description Left soft key Execute prompts that appear in the lower-left corner of the screen, directly above the button Execute prompts that appear in the lower-right Right soft key corner of the screen, directly above the button OK key Confirm actions and make selections.
C78 User Manual Delete the previous character during text Back key editing. Long pressing the Back key erases all text. Text Input Modes During text entry, you can press the display symbol button on the right soft key to select the input mode.
Page 41
C78 User Manual There are letters “abc” on the keypad. So press the 2 key once to enter the letter “a”, twice to enter the letter “b”, three times to letter “c” and four times to enter number “2”, then continue pressing to start a new loop of “a”...
Page 42
C78 User Manual Your phone has an address book capable of storing 500 contacts containing phone numbers, E-mail addresses, URLs and many other fields. To enter the contact list from standby mode, select Menu→Contacts. This menu allows you to save and manage contact address information. In Contacts you can add a new address, or search saved contact addresses by name.
C78 User Manual Contact List Select Contact List to view the list of all contacts stored on your phone. You may scroll up or down the list using the Up/Down Key, and press OK Key to view the desired contact information.
C78 User Manual New Contact The New Contact menu allows you to add a new contact record. The following information can be stored for each contact: Name: Contact name. Mobile1: Mobile phone number. Home: Home phone number. Office: Office phone number.
C78 User Manual Groups The Groups menu allows you to add contacts to any of the five caller groups. The following are available from the Groups menu: 1. Edit: Rename the selected group 2. Msg: Switch to the contact list for the desired group. You can mark recipients from the group to whom you can send an MMS or SMS message.
C78 User Manual Metro411 The phone provides shortcut to launch Metro411 @metro app in Contact submenu instead of going through BREW deck. ChatLink The phone provides shortcut to launch ChatLink @metro app in Contact submenu instead of going through BREW deck.
C78 User Manual Your phone has a call history feature that automatically stores information about incoming, outgoing and missed calls. You may use the Send Key as a short cut key to All Calls from standby mode. You may navigate through the Calls interface with the Up/Down Key and press OK Key to...
C78 User Manual Incoming Calls Display calls received by the phone. Outgoing Calls Display calls made from the phone. Call Timers The Call Timers feature allows you to view the approximate duration of your calls, as well as data transferred and data connection time.
C78 User Manual Your phone has the functionalities of sending and receiving text messages (SMS Short Message Service), multimedia messages (MMS) and voice mail messages. To enter the messaging interface from standby mode, select Menu→Messaging. Send New The Send New selection is used to create and send a message with the composer. To create a message, enter a phone number or E-mail address in the To field.
C78 User Manual Select to select the contact. You may scroll down to select multiple recipients. After the desired numbers have been selected, press the OK to add the recipients to the message. Note: You may send an SMS to a maximum of 10 recipients and an MMS to a maximum of 30 recipients, inclusive of the To, Cc and Bcc fields.
C78 User Manual MyImages: Add an image from the folder lists. MyTunes: Add an audio clip from the folder lists. New Image: Start the camera to take a picture and insert it into the message. Slide Enter the slide interface Add Slide: Switch to the slide interface.
C78 User Manual Save To Drafts Save the message to the Drafts folder. Quick Text Quick Text messages are used to enter common responses to questions from a pre-defined dictionary. Select Quick Text, locate a desired phrase and click OK to add the text to the current message.
C78 User Manual Read a Message Use the Up/Down Key to select the desired message. Press the View. If the message is an SMS message or a downloaded MMS message, it will be displayed on the screen immediately. If the message is an MMS message without download, an MMS notification will be displayed.
C78 User Manual Drafts The Drafts folder contains drafts and unfinished text and multimedia messages. From this folder you can complete and re-send your messages. Select Edit to open the message, and press Send in the composer to send the message.
C78 User Manual Email The phone provides shortcut to launch E-mail @metro app in Contact submenu instead of going through BREW deck. Voice Mail When the Voice Mail function is available, all unanswered calls to your phone can be transferred to your voice mailbox, even if your phone is not being used or powered off. You should set up your voice mailbox and personal greeting as soon as your phone is activated.
C78 User Manual Web Alerts Your phone is capable of receiving Web Alerts from online providers. For more details, contact your service provider. To access your Web Alerts: From standby mode, select Menu→Messaging→Web Alerts. Follow the on-screen instructions. Settings This menu allows you to customize the options to fit your preferences. From standby mode, select Menu→Messaging→Settings to access the settings menu.
C78 User Manual Quick Text Settings The Quick Text Settings is a list of phrases that are commonly used in short messaging. To view or edit the phrase, press the Edit. For more information on adding Quick Text to your message, refer to Send New.
C78 User Manual Your phone has a BREW (Binary Runtime Environment for Wireless) application that allows you to purchase music, ringtones, images, games and a variety of BREW applications. In the user interface we call it @metro. To enter the @metro from standby mode, select Menu→@metro.
Page 59
C78 User Manual View info Delete Check upgrade Move app Sort list by View purchase log Launch: Launch the selected applications. View Info: View the selected applications detail information such as name, size, version, etc. Delete: Delete the selected application Unsubscribe: Cancel the subscription to the selected application.
C78 User Manual The browser feature on your phone allows you to view internet content. You can view specially designed versions of popular websites which include sports, weather, news, stock quotes and many others. As well, you can download ringtones and wallpapers from your service provider.
Page 61
C78 User Manual Advanced: View the advanced menu for the Browser. Home: Allow you to view the homepage URL Multimedia: Allow setting preferences for display pictures and background music Clear Memory: Allow clearing of the stored cookies, cache, etc Scroll Mode: Settings for the scroll mode and scroll speed of web pages Send Referrer: Enable or disable adding "referrer"...
C78 User Manual Your phone has the capability of play music and capture image. These functions are all accessible through the Music & Media menu. To access Music & Media, select Menu→ Music & Media from standby mode. Camera The Camera function allows you to take pictures with your phone. To access your camera, select Menu→Music &...
C78 User Manual Take Pictures To take a photo, press the Capture to shoot an image as your desired. You also can press the Camera key on the right side of the phone to take a photo. You can use the Right and Left navigation keys to view your image settings while shooting.
C78 User Manual MyTunes The MyTunes selection allows you to manage the tunes in the phone. To access MyTunes folder from standby mode, select Menu→Music & Media→MyTunes. Play Your Tunes In the MyTunes interface when you highlight a tune, press Play to play the highlighted tune.
C78 User Manual DRM Digital Info: View the DRM detail digital information. (This menu only displays for the DRM file) MyImages Your phone is able to manage the image in the format of JPG, GIF, BMP and PNG. You can view it, send it via the MMS or Bluetooth and set it as the wallpaper.
C78 User Manual Images When you highlight an image, you can view it by pressing View and set the image as the wallpaper via Set As. After highlight a file and press View, you can get into the image viewing interface. In viewing interface you can view it with full screen by press Full Scr and set it as the wallpaper by pressing Set As.
Page 67
C78 User Manual Your phone is capable of playing a variety of games that are available through your service provider. You can download games and store them on your phone for future use. To access the Games folder from standby mode, select Menu→Games.
C78 User Manual The Tools menu provides helpful software applications to assist with daily tasks, such as a calculator, alarm clock, world clock etc. To access the Tools folder, select Menu→Tools from standby mode. Calculator Your mobile phone comes with a built-in calculator capable of performing addition, subtraction, multiplication and division.
C78 User Manual Left key: multiply Right key: divide Enter the next number with the keypad. Press Equal to view the result. Alarm Clock The alarm function allows you to set up multiple separate alarms. To access the alarm clock function, select Menu→Tools→Alarm Clock from standby mode.
C78 User Manual Set Alarm: Edit the highlighted alarm entry. Set Rest Days: Set the rest days that the alarm will not alert when the alarm in weekdays type. Delete All: Delete all the alarms set. If there are alarms that exist, then select View to view the alarm info. Press Delete if you want to cancel.
C78 User Manual various parameters such as the time, date, subject and location. You can manage the appointments in the view interface by Edit and Delete. Calendar Options To access the Calendar settings, press the Options located on the left soft key. The following options are available: Go To Date: Input a date and press OK to jump to the specified date.
C78 User Manual World Clock The world clock displays the time in twenty-four different time zones around the world, together with one or more cities, states, regions or countries in each time zone. To access the World Clock, select Menu→Tools→World Clock from standby mode. Press the left and right navigation keys to display different time zones.
C78 User Manual The settings menu allows you to customize your phone’s display, sound, and various other settings based on your preferences. In standby mode, select Menu→Settings to access the settings menu. Various phone settings are available within the Settings menu. Highlight the desired selection and press Select to view or change the current settings.
C78 User Manual Caller ID: Edit the ringtone for calls with caller ID tags. Unknown Calls: Set the ringtone from blocked or restricted phone numbers. Messages: Voice Mail: Select the Voice Mail indicator sound. Messaging: Set the tone for new text and multimedia messages.
C78 User Manual Power On/Off Tone The Power On/Off setting allows you to enable or disable the music played during power on/off of the handset. Alerts The alerts menu allows you to change the sound settings for various alerts on your phone.
C78 User Manual Banner: Edit the banner name displayed on standby mode. Wallpaper: Select the background image from Images or MyImages for the standby mode. Backlight: Set the screen and keypad backlight to be Always Off, 3 Seconds, 10 Seconds or 20 Seconds.
C78 User Manual The Bluetooth menu allows you to search for Bluetooth wireless devices, and manage devices that have already been paired with your phone. To access the Bluetooth menu from standby mode, select Menu→Settings→Bluetooth. Bluetooth Manager Manage the Bluetooth settings below: Power: Enable or disable the Bluetooth support.
C78 User Manual If Bluetooth power is set to off, you will be prompted to turn the power on. Select Yes to enable Bluetooth. The device will appear in the Bluetooth Devices menu once it has been located. Highlight the desired device and press Pair.
C78 User Manual Auto Redial: Enable or disable the auto-redial feature. This feature automatically redials a call after an unsuccessful call. Automatic Keyguard The function allows you to lock your keypad automatically after the phone inactivates for 30 seconds in standby mode. You can activate this function as the follows: Access via the path Menu→Settings→System→Automatic Keyguard;...
TTY Mode Your handset is a TTY compatible device. Simply connect the TTY equipment to the USB jack with the ZTE TTY-to-USB connector. To access the phone’s TTY settings, select Menu→Settings→System→TTY Mode. Use the Up and Down keys to choose between...
C78 User Manual Security The security menu allows you to lock your phone electronically. To access the Security menu, select Menu→Settings→Security from standby mode. Note: You will need to enter the phone lock code to enter this menu. The default lock code is 0000.
C78 User Manual Telecoil to answer the phone, it will help you hear more clearly while speaking on the phone. For more detailed information of HAC, please refer to the section For Your Safety – Turn on the HAC Setting.
Page 83
C78 User Manual Abbreviation Description A2DP Advanced Audio Distribution Profile Alternating Current AVRCP Audio/Video Remote Control Profile BREW Binary Runtime Environment for Wireless CDMA Code Division Multiple Access Daylight Saving Time Hearing Aid Compatibility Hands-free Profile Headset Profile Global Positioning System...
Page 84
C78 User Manual Fail to power on the phone Check whether the battery has adequate capacity to power on. The phone has auto powered off The battery capacity is quite low, please charge the battery. No key tone when pressing the keys Key tone is not the necessary setting in main function.
Page 85
C78 User Manual To dial an emergency call You can still dial an emergency call, even if the keypad is locked. Please enter the call number directly and press the Send Key. Can not connect to the network Check whether the phone is in the CDMA network service area or move other places to try again.
Need help?
Do you have a question about the C78 and is the answer not in the manual?
Questions and answers