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RECOMENDAMOS NO COMPRAR Y NO FLASHEAR ESTE MODELO
#1
Saludos

Hemos detectado que las ultimas unidades vienen con memoria NAND bastante mala, esto hace que intentar flashearlas pueda ocasionar bricks irrecuperables.
La avaricia de este fabricante le ha llevado a abaratar costes en los materiales utilizados, bajando mucho la calidad.

Todas las NAND tiene sectores malos pero esta NAND parece que tiene excesivos.

No hay un método sencillo para ver la calidad de la NAND, estamos investigando.


Si habéis sufrido alguno de estos problemas DENUNCIAR Y ABRIR DISPUTA en Aliexpres o ebay (usando paypal) y reclamar lo que es vuestro.

Si tienes una unidad NO CAMBIES LA ROM, solo consigue root e intenta mejorar el sistema.

En general intentar tocar lo mínimo posible el tema roms.

Hemos enviado al vendedor una queja respecto a su calidad y por nuestra parte dejamos de recomendar comprar este modelo.



Tenéis otras marcas de mas confianza como MINIX, MELE y GENIATECH en el sector TVBox.

----------------

Ejemplo de NAND corrupta, informacion por medio de cable UART

=~=~=~=~=~=~=~=~=~=~=~=
EEEE I3000000032940xf3001003 03;77530EEEE I400000004294_M6_BL1_3431 >2534313þ
wait pll-0x03 target is 0204 now it is 0x00000203

DDR clock is 516MHz with 1T mode

DX0DLLCR:40000000
DX0DQTR:ffffffff
DX0DQSTR:3db05001
DX1DLLCR:40000000
DX1DQTR:ffffffff
DX1DQSTR:3db05001
DX2DLLCR:40000000
DX2DQTR:ffffffff
DX2DQSTR:3db05001
DX3DLLCR:40000000
DX3DQTR:ffffffff
DX3DQSTR:3db05001
Stage 00 Result 00000000
Stage 01 Result 00000000
Stage 02 Result 00000000
Stage 03 Result 00000000
HHH
Boot From SPI0x12345678
Boot from internal device 1st SPI RESERVED

System Started



U-boot-g9f29ca6-dirty(m6_mbx_v1@moons-0402) (Apr 02 2013 - 12:07:05)

aml_rtc_init
Clear HDMI KSV RAM
DRAM: 1 GiB
relocation Offset is: 105f8000
NAND: Amlogic nand flash uboot driver, Version U1.05.016 © 2010 Amlogic Inc.
No NAND device found!!!
NAND device id: 2c 68 4 4a a9 0
NAND device: Manufacturer ID: 0x2c, Chip ID: 0x2c (Micron C revision NAND 4GiB MT29F32G-C)
1 NAND chips detected
onfi timing mode set failed: 0
#####aml_nand_init, with RB pins and chip->chip_delay:20
bus_cycle=10, bus_timing=10, start_cycle=10, end_cycle=10,system=5.0ns
oob size is not enough for selected bch mode: NAND_BCH60_1K_MODE force bch to mode: NAND_BCH30_1K_MODE
aml_chip->oob_fill_cnt =0,aml_chip->oob_size =224,bch_bytes =54
aml_nand_init:oobmul =2,chip->ecc.layout->oobfree[0].length=16,aml_chip->oob_size=224
aml nand read data ecc plane0 failed at page 23040 chip 0
aml nand read data ecc plane1 failed at page 23040 chip 0
1 NAND detect Bad block at 5a00000
aml_nand_scan_bbt:
NAND_MFR_MICRON NAND detect factory Bad block at 1000000 and block =8 and chip =0
NAND_MFR_MICRON NAND detect factory Bad block at 1200000 and block =9 and chip =0
NAND_MFR_MICRON NAND detect factory Bad block at 25fe000 and block =18 and chip =0
NAND_MFR_MICRON NAND detect factory Bad block at 5a00000 and block =45 and chip =0
NAND_MFR_MICRON NAND detect factory Bad block at 21a00000 and block =269 and chip =0
NAND_MFR_MICRON NAND detect factory Bad block at 21c00000 and block =270 and chip =0
NAND_MFR_MICRON NAND detect factory Bad block at 21e00000 and block =271 and chip =0
NAND_MFR_MICRON NAND detect factory Bad block at 22000000 and block =272 and chip =0
NAND_MFR_MICRON NAND detect factory Bad block at 22200000 and block =273 and chip =0
NAND_MFR_MICRON NAND detect factory Bad block at 22400000 and block =274 and chip =0
NAND_MFR_MICRON NAND detect factory Bad block at 22600000 and block =275 and chip =0
NAND_MFR_MICRON NAND detect factory Bad block at 41a00000 and block =525 and chip =0
NAND_MFR_MICRON NAND detect factory Bad block at 41c00000 and block =526 and chip =0
NAND_MFR_MICRON NAND detect factory Bad block at 41e00000 and block =527 and chip =0
NAND_MFR_MICRON NAND detect factory Bad block at 42000000 and block =528 and chip =0
NAND_MFR_MICRON NAND detect factory Bad block at 42200000 and block =529 and chip =0
NAND_MFR_MICRON NAND detect factory Bad block at 42400000 and block =530 and chip =0
NAND_MFR_MICRON NAND detect factory Bad block at 42600000 and block =531 and chip =0
NAND_MFR_MICRON NAND detect factory Bad block at 42800000 and block =532 and chip =0
NAND_MFR_MICRON NAND detect factory Bad block at 42a00000 and block =533 and chip =0
NAND_MFR_MICRON NAND detect factory Bad block at 42c00000 and block =534 and chip =0
NAND_MFR_MICRON NAND detect factory Bad block at 42e00000 and block =535 and chip =0
NAND_MFR_MICRON NAND detect factory Bad block at 43000000 and block =536 and chip =0


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