1. Manuals
  2. Brands
  3. Huawei Manuals
  4. Cell Phone
  5. Y336-02
  6. Faq

Huawei Y336-02 Faq

Hide thumbs
Table of Contents

Advertisement

Quick Links

Download this manual
HUAWEI Y336-02 intelligent
Issue
01
Date
2013-01-27
mobile phone FAQ

Advertisement

Table of Contents
loading

Related Manuals for Huawei Y336-02

Summary of Contents for Huawei Y336-02

  • Page 1 HUAWEI Y336-02 intelligent mobile phone FAQ Issue Date 2013-01-27...
  • Page 2 HUAWEI T8833 智能手机 FAQ Directory The basic function ...................... 7 1.1 what color the color scheme support ..........Error! Bookmark not defined. 1.2 products selling point information ............. Error! Bookmark not defined. mobile phone keys introduced ............Error! Bookmark not defined.

  • Page 3: Table Of Contents

    HUAWEI T8833 智能手机 FAQ 1.9.1 send MMS ..........................19 1.9.2 MMS to send/receive the possible cause of the failure, solution to ........19 1.9.3 MMS is affected by factors such as the file size/video format/resolution limit of ....20 1.9.4 MMS attachments to save position..................
  • Page 4 HUAWEI T8833 智能手机 FAQ 1.21 software product delivery preset name/version listing ..............30 1.22 SD card 30 compatibility test list ....................31 1.23 The basic function of summary of ....................31 ....................32 Two commonly used set up email ............................... 32 2.1.1...
  • Page 5 How to open the task manager ................... 65 2.14.3 task manager interface introduction ..................65 2.14.4 task manager function ......................65 2.15 cloud services functions？ ......................65 2.16 HUAWEI SecurityGuard ....................... 66 2.16.1 safeguard funtion ......................... 66 version 01 (2012-11-30) 5/79...
  • Page 6 HUAWEI T8833 智能手机 FAQ 2.16.2 how to use huawei security guard ..................66 2.16.3 mobile security guards encryption problem ................. 66 2.17 use huawei security guards blacklist .................... 66 2.18 the weather clock ......................... 66 2.19 developers options ........................67 2.20...

  • Page 7: Basic Functions

    Black, white 2 Colors are supported. 2.1 Selling point Y336-02 is a support of WCDMA/GSM/GPRS/EDGE,while Only supports downlink, uplink GPRS Digital mobile phones, above Android 4.4 system, SC7731 4 Nuclear 1.2GHz , 4.0 Inch TN Display, GF Capacitive 2 Touch screen, 500 W AF Back camera, 200W Front-facing camera, USB Hi-speed ports, support g-sensor, dual SIM dual standby, 1730mAH External battery.
  • Page 8 HUAWEI T8833 智能手机 FAQ long press this button to open the phone while phone is switched off.  long press this button to open the options menu at boot mode。  press this button to open or close the screen at boot mode。...
  • Page 9 HUAWEI T8833 智能手机 FAQ 2.3 Phone Installment 2.3.1 Open the battery cover 2.3.2 install SIM (Optional) 2.3.3 microSD installment version 01 (2012-11-30) 9/79...
  • Page 10 HUAWEI T8833 智能手机 FAQ 2.3.4 Battery installment 1.5 Introduction of main screen 1.5.1 to add / Delete home screens quickly Add / Delete home screens Quickly: long press the home screen at blank spot and click " + "" X "Add or delete home screens.
  • Page 11 HUAWEI T8833 智能手机 FAQ 1.5.3 main menu Editting Desktop is the principal menu, kneading your two-finger to manage your desktop. 1.5.4 How to add a shortcut icon to the desktop Long press the Windows gadget, then drag it to the desktop space 2.4 Contact...
  • Page 12 HUAWEI T8833 智能手机 FAQ 2 Sticker set up call Note: not supporte SIM Sticker calls from contacts Method one: contact list > Open the contact details screen > Click the contact picture > Photos or select a photo from the Gallery;...
  • Page 13 HUAWEI T8833 智能手机 FAQ get contacts via SIM Import, export 2.3.5 Import SIM contacts to your phone Contact > Set > Import / Export > Copy to account > Mobile phone > Select to copy The SIM contacts on the card > Click the "OK" button.
  • Page 14 HUAWEI T8833 智能手机 FAQ 2.3.6 Supports up to how many contacts Support for mobile contacts, announced not less than 2000 ,SIM Card contacts relates to the card. 3.1.1 Set the Group contact There are two ways to join contacts into the contact group: First: in the edit contact interface, in the "clusters"...
  • Page 15 HUAWEI T8833 智能手机 FAQ 3.1.2 How to manage contacts ( Copy, backup) Backup: contact list >menu > Import / Export > Export to internal ( or External) storage device > Select the contact you want to copy > Click the "OK" button 4.1.1 SMS...
  • Page 16 HUAWEI T8833 智能手机 FAQ 4.1.3 Remove or lock a specific message in the same session, and bulk delete 4.1.5 Session mode, the reading interface, press the message you want to lock , select the lock , you can lock the message.
  • Page 17 HUAWEI T8833 智能手机 FAQ 4.1.4 5 text messages transferred / Bulk and save draft method, maximum number of mass Text messages transferred: session mode, the reading interface, click on the need to forward a text message, select forward, forwarded to the specified contact.

  • Page 18: Call Function

    HUAWEI T8833 智能手机 FAQ Call function 1.8.1 Call recording and storage path Does not support call recording 1.8.2 How to three way Conference calls during a call? Call switch? During a call, you can call interface below to other operations:...

  • Page 19: Send Mms

    HUAWEI T8833 智能手机 FAQ 1.9 MMS 1.9.1 Send a multimedia message 1. Go to the message menu, choose new message , compose a new message; 2. Enter and edit the message content; 3. Click the text box on the left Add Attachment button, you can add images, audio or video (add multimedia files are automatically converted to MMS);...

  • Page 20: Mms Is Affected By Factors Such As The File Size/Video Format/Resolution Limit Of

    HUAWEI T8833 智能手机 FAQ Solutions 2 : Removing some of the MMS, MMS is less than 300KB , Try sending it again. Whether arrearage.  Normal version: arrearage led to failure. Workaround: after recharge, send it again. When the phone is out of memory, cannot receive MMS ...

  • Page 21: 1.10 Music

    HUAWEI T8833 智能手机 FAQ 1.10 Music 1.10.1 Music menu All songs: phone numbers & All the music files in the Tcard I like: according to their own like, and add songs My playlist: custom playlists Set Home: music set Album: classification by album name, belong to the same album songs in a directory.

  • Page 22: Introduction Toplay Mode

    HUAWEI T8833 智能手机 FAQ 1.10.3 Play mode introduction Random playback (default): shuffle the songs in the playlist.  List loop: a playlist of songs played in sequence from beginning to end, finished  first after then playing again. Single loop: the currently playing song is repeatedly played.

  • Page 23: Camera/Video File Save Path And Change The Method Of By Default

    6. very few cases mobile application or an unknown error has occurred, try reboot the phone 1.11.3 photography / Video file default save path and change method Y336-02 Set the default save path for the camera in SD Card.  When phone memory is default storage location, camera store path for document ...

  • Page 24: The Format Of The Photo Is Cell Phone? The Size Of The Photo Images To Support

    HUAWEI T8833 智能手机 FAQ 1.11.9 mobile phone camera format ? The size of photo images support? Picture format is jpg Photo image size supported is as follows: 5M 2592*1944 ( 4:3 )、 3.7M 2560*1440 ( 16:9 )、 1.9M 1600*1200 ( 4:3 ) 0.9M 1280*720 ( 16:9 )

  • Page 25: When They Play Online Video Won't Play While Downloading In Phone Memory Less Than

    HUAWEI T8833 智能手机 FAQ 1.12.4 When playing online video will or will not caused cell phone insufficient memory for play and download Streaming downloading files won't occupy storage space, it occupied by RAM, And does not result phone insufficient memory.

  • Page 26: Bluetooth Effective Transmission Distance

    HUAWEI T8833 智能手机 FAQ Bluetooth turned on invisible status  Solution: press set > Wireless and network > Bluetooth , Click on the menu, change detection timeout settings. 1.13.3 Effective transmitting distance of Bluetooth 10 Meters. version 01 (2012-11-30) 26/79...

  • Page 27: Connect To Other Bluetooth Devices Not On May

    HUAWEI T8833 智能手机 FAQ 1.13.4 Possible reasons for not to connect with other Bluetooth devices Mobile phones can support A2DP,HSP,HFP,PAN,HIDH,OPP,PBAP profile, If confirm the connected device also supports these profile, But still cannot connect, please refer to the following situations: Cannot easily search for other phones ...

  • Page 28: Gps Navigation

    HUAWEI T8833 智能手机 FAQ 2. Mobile phone supports Bluetooth game. The design of this feature depends more on third-party applications (such as: kēng kēng Bluetooth landlords), general steps: a. Choose to search for other Bluetooth devices in the game; b. Find your paired Bluetooth devices connected to the preset OK ;...

  • Page 29: Phone Support Themes Download? Whether To Support Dynamic Wallpaper

    HUAWEI T8833 智能手机 FAQ Click the radio menu icon in the upper right corner, click on a station, start channel search and save the radio channel. 1.16 whether the phone supports themes download ? Supports dynamic wallpaper? Do not support themes download Supports dynamic wallpapers.

  • Page 30: Phone Support Video Calls Or Video Chat

    HUAWEI T8833 智能手机 FAQ 1.17 Whether the phone supports video calls or video chat? Mobile video calls are not supported; but the phone has a front-facing camera, cell phones might be installed QQ ( 2012 And above) and other third-party software for video chat.

  • Page 31: Sd Card 30 Compatibility Test List

    HUAWEI T8833 智能手机 FAQ 1.22 SD Card compatibility list SD Card compatibility list.xls 1.23 Basic features summary Basic features summary.xlsx version 01 (2012-11-30) 31/79...

  • Page 32: Two Commonly Used Set Up

    HUAWEI T8833 智能手机 FAQ Common settings 2.1 Email 2.1.1 Mailbox settings Add Email Account  Main menu > Email 。 Select the type of mailbox, if no selection in the options, after entering the login screen, there will be manual and automatic settings for login.
  • Page 33 HUAWEI T8833 智能手机 FAQ -- Manual settings: 1. Account settings interface > Enter your account number and password. 2. Click on manual settings. 3. Click on the POP3 , and enter into the receiving server settings interface. 4. Click Next and enter into the outgoing server settings interface.
  • Page 34 HUAWEI T8833 智能手机 FAQ -- Automatically (automatic settings need to preset the type of mobile phone email parameters): 1. account settings > enter your account number and password. 2. click Next. 3. click Next and enter the incoming mail settings screen to select the Inbox check frequency.

  • Page 35: Support Offline Viewing Mailbox Mail

    HUAWEI T8833 智能手机 FAQ 2.1.2 If supports off-line viewing email messages For downloaded messages, support offline viewing email messages. 2.1.3 Gmail (Version in China do not preset, for reference only) Enter the account settings screen to enter Gmail Email address and password > Click next to automatically log on.

  • Page 36: Wlan Feature Set

    HUAWEI T8833 智能手机 FAQ 2.2 W LAN features 2.2.1 use WLAN 1. on the home screen, tap settings > setting all > Wireless and networking > WLAN. 2. If the WLAN switch is turned off, dragging the button to turn on;...

  • Page 37: Support Wlan What Agreement, The Agreement Of The Transfer Rate Is How Much

    HUAWEI T8833 智能手机 FAQ 2.2.2 support for WLAN agreements，what’s trandfer rate for agreements? Supported protocols are 802.11b/g/n 。 802.11 b Agreed maximum transfer rate: 11Mbps ; 802.11 g Agreed maximum transfer rate: 54Mbps ; 802.11 n Agreed maximum transfer rate: MCS9 96 mbps(Turbo-QAM) ;...

  • Page 38: Through Wlan Connection Network Sometimes Can't Open Web Page

    HUAWEI T8833 智能手机 FAQ 2.2.3 via WLAN Connect networks sometimes can not open Web pages The following reasons: xDSL Dial failed. When connected to a hotspot (wireless router), xDSL connection  Internet,xDSL dialing fails, will result cannot surf the internet. Ensure xDSL after successful dial-up and then try again.

  • Page 39: Network Shares And Portable Hot

    HUAWEI T8833 智能手机 FAQ Always: stay WLAN Connection. Only when charging: permanently connected only when charging, if not charging after standby 15 Minutes to disconnect. Never (will increase network traffic): after standby 15 Minutes to disconnect. 2.3 Network shared with the portable hotspot Mobile phone WLAN Open hotspot is a test machine, aided by connecting the test Internet.

  • Page 40: Surfing After Connecting Pc As Modem

    HUAWEI T8833 智能手机 FAQ 2.4 static IP to use WLAN Internet access Set > Wireless and network > WLAN , Click the hotspots to connect, in the pop-up dialog box, check the Advanced options , IP Settings, select static , sequentially fill in IP Address (For the most part is set to 192.168.1.*** ), Gateway (mostly 192.168.1.1 ),...

  • Page 41: 2.6 Ringtone Setting

    HUAWEI T8833 智能手机 FAQ 2.5 As modem connection with your computer Internet accessing 1. In the main screen, click settings > All settings . 2. In " wireless network " area, click on the " more ... > Network shared with the portable hotspot "。...

  • Page 42: Calls/Messages Vibration Settings

    HUAWEI T8833 智能手机 FAQ 2.6.2 calls / Text message vibration setting method income Calls vibration : Profile -> standard -> open vibration switch version 01 (2012-11-30) 42/79...
  • Page 43 HUAWEI T8833 智能手机 FAQ SMS vibration: enter SMS -> menu Pop-up menu, select settings —> General -> check vibration How to set up a selected music for the call / message tone? version 01 (2012-11-30) 43/79...
  • Page 44 HUAWEI T8833 智能手机 FAQ File Manager, choose your music file long press on, pop-up menu, select set as ringtone Enter profile > standard > SIM1/SIM2 ringtones / default notification version 01 (2012-11-30) 44/79...

  • Page 45: How To Cancel The Sound Of Cell Phone

    HUAWEI T8833 智能手机 FAQ How to set up a group ring tone Does not support 2.6.4 Cell phone how to cancel the key tone? Enter profile > Select standard mode > Ticking off dial pad touch audio, touch tone version 01 (2012-11-30)

  • Page 46: Language And Keyboard Settings

    HUAWEI T8833 智能手机 FAQ Language and keyboard settings 2.7.1 Supports those languages? How do I change phone language? In the main screen, click settings > Select all settings > Languages and input methods > Language . select In the language list 2.7.2 Why cannot use after you install other input...
  • Page 47 HUAWEI T8833 智能手机 FAQ 2.7.3 Whether or not be able to debug the system font size? Click on the settings > Select all settings > Display > Font size , Can be selected in the font list. 2.7.4 Default what imput method...

  • Page 48: How To Switch Strokes Input Method

    HUAWEI T8833 智能手机 FAQ 2.7.5 How to switch the input method of the strokes Touch-Pal input method input method interface, press , You can bring up the language and strokes input mode selected, select strokes input 2.7.6 How to turn off the input method of vibration Android The keyboard, turn off the vibration method is as follows: click on settings >...

  • Page 49: Mobile Browser To Clear The Cache And History

    HUAWEI T8833 智能手机 FAQ Internet access settings 2.8.1 Cell phone browser to clear the cache and history On your screen, click the menu button, select settings > Privacy and security , Then click the clear cache , and clear history .

  • Page 50: If Support In The Bank Service On The Net

    HUAWEI T8833 智能手机 FAQ 2.8.4 Support sign up for online banking Supports. Need to install network Internet banking clients can be. May be accessed via a browser problem, because some banks logins plugin requires Microsoft IE operating environment version 01 (2012-11-30)

  • Page 51: Save Pictures From Web Page

    HUAWEI T8833 智能手机 FAQ 2.8.5 Save pictures on a Web page On your screen, long press pictures in a Web page, in the pop-up dialog box, select Save picture 2.8.6 Settings to modify the home page On your screen, click the menu button, select settings > General > To set the home page...

  • Page 52: Save My Favourite Page

    HUAWEI T8833 智能手机 FAQ 2.8.7 Save my favorite website On your screen, click on the menu button , then click the Save articles for offline reading 2.8.8 Phone cannot access network parameter setting method Insert SIM Card, APN Automatically configures the network parameters.

  • Page 53: How To Shut Down And Enable Data Business

    HUAWEI T8833 智能手机 FAQ View: in the home screen, select settings > Settings > Wireless and networking > more ... > Mobile network >SIM1 Mobile network settings /SIM2 Mobile network settings > Access point name (APN ) When parameters are not set correctly, when available by clicking apn Interface's menu key, select the reset to defaults to restore.
  • Page 54 HUAWEI T8833 智能手机 FAQ  In the dropdown in the notification bar to open data services: ，You From the screen saver drop down the notification bar, click on the data switch 。 can open data services, open status is highlighted...

  • Page 55: Check And Disconnection The Present Connection

    HUAWEI T8833 智能手机 FAQ 2.8.10 View and disconnect the current data  connection The drop down status bar, view the data switch is highlighted or not.  If high light ，Then open; click on the grayed out ，you can disconnect the data link.
  • Page 56 HUAWEI T8833 智能手机 FAQ The second step, in the following screen, click on the "add VPN networks" The third step, in the following screen, enter the VPN name and server address, enter is complete click "Save", it will return to the following screen, just added the name "VPN"...

  • Page 57: Set Up Screen Lock

    HUAWEI T8833 智能手机 FAQ The fourth step, click the "VPN", in the following screen, enter the user name and password, click on the link, it appears if the connection is successful, the "VPN connections", and if that fails, check your WIFI connection, enter the VPN server address, username and password are correct? 2.9 Screen locked settings...

  • Page 58: How To Set Up A Face Unlock

    HUAWEI T8833 智能手机 FAQ 1. Click on the settings > Settings > Security > screen lock > PIN 。 2. In the " Choose your PIN " In the boxes below, type PIN Code. 3. Enter again to enter PIN Code, click on the identify completed PIN Code setting When the power button or switch machine, phone will default into the PIN Codes to unlock the interface, enter set PIN Code and click "...

  • Page 59: Graphics Mistyped A Few Times In A Row After The Lock Phone Will Be Locked? Forget To Design How To Unlock, Whether Through Gmail Unlock

    HUAWEI T8833 智能手机 FAQ 2.9.4 mismatched graphics lock several times in a row over whether mobile phones can be locked? Forgot pattern how to unlock, whether through GMAIL mail unlock Mismatched graphic five times will lock the phone in a row prompted, not locked, but will attempt to delay next time.

  • Page 60: Clock Function

    HUAWEI T8833 智能手机 FAQ 2.9.5 How to lock and unlock the screen Lock on: press the power key to lock the screen. Unlock: press the power key to wake up the screen, then follow the onscreen display, drag, input PIN , Input methods, such as unlocking.

  • Page 61: Version

    HUAWEI T8833 智能手机 FAQ 2.10.2 Supports the shutdown alarm clock? Turn off the alarm clock 2 2.11 Application 3 2.11.1 what format to support software that supports JAVA ? Support java Written language apk Application, if you want to install .jar , .jad Program needs to be installed java Simulator (Jbed.apk,GZL-signed-Jbed.apk ) 。...

  • Page 62: Qq Relate

    HUAWEI T8833 智能手机 FAQ 4 2.12 Common problems of third-party applications 2.12.1 QQ Support for QQ Background ? Support QQ Video? Whether to support sending pictures, download chat logs? How to clean up in phone log in QQ chat transcript of account number information? Mobile phones are not preset QQ Need online download QQ After installation, support QQ The back-end.
  • Page 63 HUAWEI T8833 智能手机 FAQ Recovery Click on the Desktop backup > Click on any backup records > Select the packets to recover > Enter the password > Check address book , click start restore . Prior to the resumption of the contacts make sure to backup the contacts.

  • Page 64: Support Backup Group Contact Directory Or Not

    HUAWEI T8833 智能手机 FAQ 2.13.2 Supports backup group contacts directory Does not support. 2.13.3 the How to use the cloud – Backup and restore The phone does not currently support the cloud backup and recovery. 2.13.4 Mobile phone supporting backup what data?

  • Page 65: Task Manager

    HUAWEI T8833 智能手机 FAQ Task Manager 2.14.1 Task Manager role No preset task manager  2.14.2 How to open Task Manager No preset task manager  2.14.3 Introduction of Task Manager interface No preset task manager  2.14.4 Task Manager related operation No preset task manager ...

  • Page 66: Huawei Securityguard

    HUAWEI T8833 智能手机 FAQ 2.16 Huawei SecurityGuard 2.16.1 The role of security guards No preset security guards. 2.16.2 How to use Security guards No preset security guards. 2.16.3 Mobile security guard encryption problems No preset security guards. 2.17 Security guards blacklist No preset security guards.

  • Page 67: Developer Options

    HUAWEI T8833 智能手机 FAQ 3、 If current position and the default position are not same, will show both position weather clock. Click weather widget icon，go to set default City. 2.19 Developer options Users can touch switches, Open / Close The developer option.

  • Page 68: 2.20 Time Synchronization

    HUAWEI T8833 智能手机 FAQ 4. Desktop backup password: desktop full backup current password protection . 5. The cursor position: display the current touch screen overlay data. 6. Touch controls: provides Visual cues for touch operation. 7. Display CPU usage: Displays current CPU usage.

  • Page 69: Connected To The Computer U Disk

    HUAWEI T8833 智能手机 FAQ 2.21 connect to computer as USB flash disk Connected phone and computer USB, identify microSD Card, but it does not identify the phone memory. USB Storage device : XP System, let phone as U Disks for file replication.

  • Page 70: Release The Phone Internal Storage Space

    HUAWEI T8833 智能手机 FAQ 2.22 Release storage space Delete unused files: go to the file management > Internal storage > Click delete icon > Select the file or folder that you want to delete; Long press the file or folder you want to delete in the pop-up menu, select delete .

  • Page 71: Phone Button Back Light Power Saving Function

    HUAWEI T8833 智能手机 FAQ 2.24 Phone keypad backlight power saving function Don’t support this function 2.25 Setting flight mode 1 , In the main screen, click setting > All setting > More ... , Check the flight mode , turn on flight mode;...

  • Page 72: 2.28 Hisuite

    Use the trickle charge, will prolong the charging life. 2.34 New machine features Y336-02 Is kind of WCDMA/GSM/GPRS/EDGE Only supports downlink, uplink GPRS Digital mobile phones, Android 4.4 And or above, SC7731 4 1.2GHz , 4.0 Inch TN Display, GF Capacitive 2 Touch screen, 500 W AF rear camera, 200W Front camera, USB Hi-speed ports, support g-sensor, dual SIM dual standby, 1730mAH External battery.

  • Page 73: Others

    HUAWEI T8833 智能手机 FAQ Others 3.1 Power saving tips When Mobile phone idle, press the power key to turn off the screen saver.  Shortened screen sleep time: on the home screen, click on the Settings > All settings > Display >...

  • Page 74: Not Supported, But Some Third-Party Desktop Support, Such As 360 Desktop, Go Desktop

    HUAWEI T8833 智能手机 FAQ CPU Occupy highly, and background processes to run more, will cause running slowly, reboot  the phone, background processes will shut down useless applications Click the one-click Cleanup, free up phone memory.  3.4 Set the wallpaper will automatically stretch, whether it does not stretch wallpaper.

  • Page 75: After Pulling Out The Battery Time Is Zero, The Time Is Set To Automatically Sync Network Traffic Will Go

    HUAWEI T8833 智能手机 FAQ 3.9 After pulling out the battery, need reset time, does time automatically sync will consume network traffic? Phone remove battery over 20 Seconds, time will reset to zero. If phone is powered on and register your network from an operator, then will not updated time by Internet and do not take up network traffic.
  • Page 76 In fact, cell phones and computers, PAD Such devices, the actual physical ROM,RAM Is consistent with the specifications, but will use part of the system. For questions, you also need further explanation. Y336-02 specification is 4G ROM + 512M RAM. Different users something different may be 4G ROM, or 512M RAM...
  • Page 77 HUAWEI T8833 智能手机 FAQ Phone About System boot (startup) core data storage area; A special partition boot as well as the operating system backup, users cannot be queried. operating can choose "restore factory settings" system Third-party system that is used when this part of data recovery...
  • Page 78 HUAWEI T8833 智能手机 FAQ application files will also be put into this space, software queries such as when a user downloads an angry bird, choose to install, the installation file is placed to this space Other About This section contains files partition table's own...

  • Page 79: Phone Internal Storage Space And Microsd Card Remaining Storage Space

    HUAWEI T8833 智能手机 FAQ 3.15 the phones internal memory and microSD card storage space remaining To access the main menu, select settings > Storage, respectively, in "internal storage" and " SD Card "area to view the storage space. version 01 (2012-11-30)

Table of Contents