spreadtrum errors and how to resolve them



Spreadtrum Communications, Inc. (展讯通信有限公司 is a Chinese fabless semiconductor company which produces chipsets for Smart phones. These Spreadtrum Chips used by Companies like Maxx, Acer, Huawei, Lenovo, Micromax, Lava, Coolpad for their phones. Official Site





Message: The Spreadtrum Tab / Phone doesn’t respond to power button or only vibrates after pressing the power button or only vibrates after pressing the power button but doesn’t come on



Meaning: The OS is either corrupted or there’s no power to boot the Spreadtrum Tab / Phone



Solution:



  • Make Sure the battery is well charged
  • Re-flash the pac file

Research/Upgrade download tool does not show waiting…..instead,the Spreadtrum Tab / Phone just charges



Message: After you click start and connect the Spreadtrum Tab / Phone to the Computer, the tool doesn’t show waiting.instead,the Spreadtrum Tab / Phone begins charging or shows a charging sign.you could sometimes get the USB connection disconnection sound on the Computer

Meaning: The Spreadtrum drivers have not been properly associated with device

Solution

  • Launch Device manager(Right-click My computer>Select Manage)
  • Connect the Spreadtrum Tab / Phone to the Computer via a USB Cable,Device manager should refresh
  • Take note of what the Spreadtrum Tab / Phone is detected as (often as Unknown or Spreadtrum under other devices)
  • Right-click whatever the Spreadtrum Tab / Phone is detect as and select Update Driver Software…
  • Select Let me pick from a list of device drivers on my computer for driver software
  • Click Next
  • Click Have Disk

proceed with the Spreadtrum(SCiUZS) driver installation steps described at  and click Yes if you get https://forum.hovatek.com/thread-827.html an Update Driver warning


progress bar stuck at waiting

Message: After clicking Start Downloading and connecting the Spreadtrum Tab / Phone,the progress bar gets stuck Waiting…

Meaning: The tools is having problems finding the Spreadtrum Tab / Phone

solution:           

  • Make Sure the Spreadtrum Tab / Phone is switched off with a charged battery inside before connecting to Computer for flashing
  • Make Sure to install spreadtrum drivers before flashong ( see more)
  • Try using a different USB Cable, port or Computer
  • Try holding the volume decrease button while connecting to Computer  for flashing. You could try the volume increase button also

 Failed:NV data read in Spreadtrum Tab / Phone is crashed

Message:Failed:NV data read in Spreadtrum Tab / Phone is crashed

Meaning:The NV items(Calibration) are Causing a clash

Solution:


USB device not recognized  

Message: USB device not recognized prompt at system tray after connecting the Spreadtrum Tab / Phone (often due to interruption,hardware or driver problems)

Solution:    

  • Try a different USB Cable, port or Computer
  • Re-install Spreadturm drivers
  • Make Sure the Spreadtrum Tab / Phone is switched off before connecting to Computer for flashing (take out the battery and slot back in to be sure)

Failed:Operation failed

Message:Failed:Operation failed error during flashing
Meaning:An error was encountered during flashing

Solution:

  • flash one file at a time (fdl 1 & 2 are required so the third will be selected One By One from the remaining files)
  • Make Sure the flashing process isn’t interrupted by a shaky USB Cable/port
  • Try Current version of Research Download tool
  • Try a different pac file

Failed:download size error

Message:Failed:download size error

Meaning:There was a problem flashing a file to its assigned partition due to its size

Solution:

  • Flash one file at a time(fdl l & 2 are required so the third will be selected One By One from the remaining files)
  • Make Sure the flashing process isn’t interrupted by a shaky USB Cable/ port
  • Try Current version of Research Download tool
  • Try a different pac file

Failed:download size error

Message:Failed:download size error

Meaning: There was a  problem flashing a file to its assigned partition due to its size

Solution:

  • Flash one file at a time(fdl 1 & 2 are requred so the third will be selected One By One the remaining files)
  • Try a different pac file
  • Use the Current version of Research Download tool or Upgrade Download tool(V r2.9.9008 and above)

Downloading failed:wait input time out/remote data too large

Message:Downloading failed:wait input time out

Meaning:A timeout was reached as a result of the flashing process taking too long

Solution:                         

  • Use the Current version of Research Download tool or Upgrade Download tool(Vr2.9.9008 and above)

Failed incompatible partition

Message:Failed incompatible partition

Meaning:There was an error flashing to certain partitions

Solution 

  • Use the Current version of Research Download tool or Upgrade Download tool(Vr2.9.9008 and above)
  • Flash one item at a time(fdl 1 & 2 are contant)


Stuck at checking Bautrate

Message: Checking Bautrate

Meaning:The tool encountered an error initializing flashing

solution

  • Disconnect the Spreadtrum Tab / Phone from the Computer,take out the battery and slot back in
  • Close Research Download/Uograde download tool and relaunch

Failed:buffer error

Message:Failed:decode or verify received buffer error

Meaning:The tool encountered a problem flashing the pac file

solution:

  • Download the Current version of Research Download or Upgrade Download tool@ See

Failed: uart send error

Message:[Removed] Failed: uart send error

Meaning:The flashing process got interrupted

Solution

  • Try using a different USB Cable or port or Computer
  • Download the Current version of Research Download or Upgrade download tool @ See
  • Try flashing with Miracle Box
  • Make Sure to hold the Volume down button when connecting to the Computer for flashing
  • Try changing the Spreadtrum Tab / Phone’s USB port

The second enumeration port timeout

Message: Failed:The second enumeration port timeout
Meaning:There was an error maintaining communication to the device

solution

  • Try  using a different USB Cable or port or Computer
  • Image size is over lts partition

Message: Failed: Image size is over its partition

Meaning: One or more of the files in the firmware(pac file) is too large

Solution:

  • Try a different firmware
  • Untick traditionally large partitions like system and user data

Failed: User cancel

Message: Failed: User cancel

Meaning: The flashing process was interrupted by holding or releasing the volume down button at the wrong time

Solution:

  • Make Sure to Press and hold the Volume down button when connecting to Computer for flashing and don’t  release till flashing is complete
  • Failed:!!!GSM Cali in Spreadtrum Tab / Phone is not calibirated.Reseved[7]:0x00000000,[ID=0x2]

Meaning: The tool is unable to read the calibration data off the device or the device isn’t properly calibrated

Solution:

  • Try a different version of Research Download tool or Upgrade Download tool@ See

Failed: open port fail

Message: Failed: Open port fail

Meaning: The tool encoutered an error while communicating an with the Spreadtrum Tab / Phone

Solution:

  • Disconnect the Spreadtrum Tab / Phone from the Computer, take out the battery and slot back in then Make Sure to Press and hold the Volume down button when connecting to the Computer for flashing


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Hiru

comments
  • flashing is stuck on system step in upgrade tool

  • THANKS FOR YOU TUTORIAL MASTER ,BUT I NEED YOUR HELP .WHEN I FINISHED LOADING THE FIRMWARE (MBO c5 firmware) and I press the play button and i got this “Following files do not exist or their size is zero: boot_logo.bin” pls how do I fix this I need your help ASAP.

  • can u give password…please

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