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Old 07-18-2017, 19:59   #1 (permalink)
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Boot Files missing! Select SLDR or PAC file!


Hello ,
I tried to reset user code from Samsung SM-B550H SPD SC7703 , but at any operation ask " Boot Files missing! Select SLDR or PAC file! "
I don't have firmware to flash it .

Where can i find SLDR or PAC file for this model ?????
Need HELP pls


Operation : Check/Read Info [ v1.27 ]

1. Remove battery. Insert battery back
2. Press and hold 'VolumeUp' and 'VolumeDown' keys
-> Alternative : just ONE 'VolumeUp' or 'VolumeDown' key
3. Insert cable

==== Wait for phone...

Phone found! [ 24 ]
Port Opened
Sync...
InitBoot Done [ 0x81 ] , Ver : SPRD3
Sync...
Boot Files missing! Select SLDR or PAC file!
Boot failed!

Reconnect Power/Cable!


Operation : Read FullFlash [ v1.27 ]

1. Remove battery. Insert battery back
2. Press and hold 'VolumeUp' and 'VolumeDown' keys
-> Alternative : just ONE 'VolumeUp' or 'VolumeDown' key
3. Insert cable

==== Wait for phone...

Phone found! [ 24 ]
Port Opened
Sync...
InitBoot Done [ 0x81 ] , Ver : SPRD3
Sync...
Boot Files missing! Select SLDR or PAC file!
Boot failed!

Reconnect Power/Cable!


Operation : Format File System / Reset Settings [ v1.27 ]
Settings : SmartFormat is On

1. Remove battery. Insert battery back
2. Press and hold 'VolumeUp' and 'VolumeDown' keys
-> Alternative : just ONE 'VolumeUp' or 'VolumeDown' key
3. Insert cable

==== Wait for phone...

Phone found! [ 24 ]
Port Opened
Sync...
InitBoot Done [ 0x81 ] , Ver : SPRD3
Sync...
Boot Files missing! Select SLDR or PAC file!
Boot failed!

Reconnect Power/Cable!


Operation : Read NV [ v1.27 ]

1. Remove battery. Insert battery back
2. Press and hold 'VolumeUp' and 'VolumeDown' keys
-> Alternative : just ONE 'VolumeUp' or 'VolumeDown' key
3. Insert cable

==== Wait for phone...

Phone found! [ 24 ]
Port Opened
Sync...
InitBoot Done [ 0x81 ] , Ver : SPRD3
Sync...
Boot Files missing! Select SLDR or PAC file!
Boot failed!

Reconnect Power/Cable!


Thanks
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Old 07-19-2017, 12:21   #2 (permalink)
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Hello Team & Bros ,
Need Help to fix this model Samsung SM-B550H " SPD SC7703 " .
Any one has Firmware , share it please .
Or if someone has solution how to reset user code , or safe format or .......

Thanks
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Old 07-19-2017, 12:51   #3 (permalink)
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Index of pub/manual/ChineseMiracle2/



Infinity-CM2-SPD_Android_SC77xx_base_information.pdf
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Old 07-19-2017, 14:11   #4 (permalink)
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CM2 not support OG Samsung
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