em có 2 con W80c một con lỗi có loa ngoài nhưng không nghe được nhạc, khi dùng infinity readflashfull thì bình thường. con thứ 2 hoàn toàn bình thường khi readfashfull thì báo lỗi sau:
COM8 [Serial2] selected
Device: Autodetect
Checking data, wait...
advanced flash detection active
Action: read flash
Boot...
Press and HOLD Power button now !
baud autodetection active
19200
Connecting, wait...
Initializing[6217:8A00]...
Release Power button now !
Boot Done
Initialize...
detecting chip #00 in region #00...
flash: 01227E22022201
flash: 29EA0000000000
flash: Amd AMD/Fujitsu std [D 0008x002000 007Ex010000 0008x002000] 8Mb
detecting chip #01 in region #00...
flash: 01227E22022201
flash: 29EA0000000000
flash: Amd AMD/Fujitsu std [D 0008x002000 007Ex010000 0008x002000] 8Mb
number of flash chip/regions detected: 02/01
Initialize Done
Set baud...
921600
Set baud Done
Check space...
operation mode: Fast detection mode
device parameters autodetection in progress..
detecting chip #00 in region #00...
flash: 01227E22022201
flash: 29EA0000000000
flash: Amd AMD/Fujitsu std [D 0008x002000 007Ex010000 0008x002000] 8Mb
detecting chip #01 in region #00...
flash: 01227E22022201
flash: 29EA0000000000
flash: Amd AMD/Fujitsu std [D 0008x002000 007Ex010000 0008x002000] 8Mb
it's time to stop: 290000EA18F09FE518F09FE518F09FE518F09FE518F09FE5
number of flash chip/regions detected: 01/01
total flash region size: 00800000
detecting eeprom area in 1 chip(s)...
flash: 01227E22022201
flash: 29EA0000000000
checking area[00000000]: 00000000-007FFFFF...
eeprom found near: 007B0000
Detected eeprom address is non-standard: 007B0000

If you are not sure that detected address is correct:
1. press "NO" right now
2. make flash backup for emergency case
3. repeat required operation

Are you sure that detected eeprom address is correct ?
Do you want to use standard eeprom address[00700000] ?
standard eeprom address confirmed by user
detecting eeprom size...
eeprom size: 00100000
eeprom chip: 00
eeprom area detected[00000000]: 00700000-007FFFFF
detect device identification, method #1...
detection phase #1...
error: no any expected answer
error: unexpected termination/freez: 00000000
detection phase #2...
warning: identification information not found, possible reasons:
.old firmware type w/o identification
.damaged firmware
.damaged hardware
detection phase #3...
detect device parameters finished
error: no any expected answer
Finished, time used: 98 sec
Remove/Install battery now !

các huynh cho ý kiến!!!
thanks!