Polytron R2457 Rocket S2

Model Name  : sp7731geahdrplusoversea
Model Brand : POLYTRON
Model Device: device
AndrVersion : 5.1
BaseBand CPU: SP7731GEA_HDR
Project Ver : POLYTRON_R2457_V13_20160503
Model Ext   : POLYTRON-R2457
 Note:
Cek untuk R2457 black gold, atau untuk R2457 black gold ZT

Bahan :
1. Download Firmware PAC POLYTRON_R2457

• Download Firmware PAC POLYTRON_R2457_V10_20160314 atau Download Disini
• Download Firmware PAC POLYTRON_R2457_V13_20160503 atau Download Disini
• Download Firmware PAC POLYTRON_R2457_V5.2.8_20161223_BLACK_GOLD_ZT

2. Download Research Download R2.10
3. Driver SPD by InfinityBox
4. Turorial Flash via research here
5. Konfirmasi pass sms only 0822-1163-1565 (nomor ini hanya buat konfirmasi, BUKAN YANG DI ISI) , Mahar pulsa 10k

Error pada research download baca disini

Cara Flash Polytron R2457  via Research Download

Log Read Firmware Polytron R2457
Phone found! [ 34 ]
Port Opened
Sync…
InitBoot Done [ 0x81 ] , Ver : SPRD3
Sync…
Sending FDL
[Info] : If SW freeze here more, than 15 seconds – remove cable
FDL Ready!
Boot Ver : SPRD 773x eMMC loader v3 Infinity
Sending FLASH FDL
FLASH FDL Ready!
Boot Ok!

Model Name  : sp7731geahdrplusoversea
Model Brand : POLYTRON
Model Device: device
AndrVersion : 5.1
BaseBand CPU: SP7731GEA_HDR
Project Ver : POLYTRON_R2457_V13_20160503
Model Ext   : POLYTRON-R2457

[Read Mode] : HSUSB : 0x3000

[FW_READER] : Reading Firmware Now …

[Read Ok] : u-boot-spl-16k.bin
[Read Ok] : u-boot.bin
[Read Ok] : prodnv.img
[Read Ok] : sc7731g_CP0_modem.bin
[Read Ok] : DSP_DM_Gx.bin
[Read Ok] : nvitem_w.bin
[Read Ok] : sc8830g_modem_CP2_WCN_14D_W15.28.4_Release.bin
[Read Ok] : nvitem_wcn.bin
[Read Ok] : logo_480x854.bin
[Read Ok] : fblogo_480x854.bin
[Read Ok] : boot.img
[Read Ok] : system.img
[Build Ok] : cache.img
[Read Ok] : recovery.img
[Build Ok] : userdata.img

AndroidInfo created
Firmware Size : 1987 MiB
Saved to : F:\andro3\POLYTRON\r2457\SP7731GEA_HDR_device_5.1_POLYTRON_R2457_V13_20160503_POLYTRON-R2457\
Done!