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Go Back   GSM-Forum > Product Support Sections > Hard/Software Products (official support) > GSMServer Products > SigmaKey


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Old 06-25-2020, 17:38   #1 (permalink)
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Huawei TestPoint: Error writing to serial port / sending boot...failed


STK-l21 dea by downgrade

SigmaKey 2.36.00 HiSi: Load FastBoot
HUAWEI USB COM 1.0 (COM21), Provider: HUAWEI Incorporated, Driver ver.: 2.0.6.725, Date: 06/11/2015, USB\VID_12D1&PID_3609&REV_0100
HiSilicon: Kirin 710
Sending boot.....Error writing to serial port
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Old 06-25-2020, 21:02   #2 (permalink)
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Stk-l21

STK-l21 dead by downgrade

SigmaKey 2.36.00 HiSi: Load FastBoot
HUAWEI USB COM 1.0 (COM21), Provider: HUAWEI Incorporated, Driver ver.: 2.0.6.725, Date: 06/11/2015, USB\VID_12D1&PID_3609&REV_0100
HiSilicon: Kirin 710
Sending boot.....Error writing to serial port
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Old 06-26-2020, 07:41   #3 (permalink)
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Show device manager at this step. Do you have still USB COM1 there, or...?
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Old 06-26-2020, 08:17   #4 (permalink)
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Charge phone's battery and repeat the operation
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Old 06-26-2020, 08:42   #5 (permalink)
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no need to do anything, thinking only one thing Gsmserver they did a great job for us....just flow my thread instead all of solution


https://forum.gsmhosting.com/vbb/f71...710-a-2823582/
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Old 06-26-2020, 13:05   #6 (permalink)
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Pack 2: Activated
Pack 3: Activated
Pack 4: Activated
--------- 2020-06-26 13:52:30 ---------
SigmaKey 2.36.00 HiSi: Remove FRP / Huawei ID
HUAWEI USB COM 1.0 (COM16), Provider: HUAWEI Incorporated, Driver ver.: 2.0.6.725, Date: 11/6/2015, USB\VID_12D1&PID_3609&REV_0100
HiSilicon: Kirin 710
Sending boot.....Error writing to serial port
--------- 2020-06-26 14:01:06 ---------
SigmaKey 2.36.00 HiSi: Load FastBoot
The phone is NOT connected properly. Read the manual at the official site for details.
--------- 2020-06-26 14:01:39 ---------
SigmaKey 2.36.00 HiSi: Load FastBoot
HUAWEI USB COM 1.0 (COM16), Provider: HUAWEI Incorporated, Driver ver.: 2.0.6.725, Date: 11/6/2015, USB\VID_12D1&PID_3609&REV_0100
HiSilicon: Kirin 710
Sending boot.....Error writing to serial port
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Old 06-26-2020, 13:10   #7 (permalink)
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y but still i get error writing to serial poert
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Old 06-26-2020, 16:28   #8 (permalink)
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Quote:
Originally Posted by Gsmserver View Post
Show device manager at this step. Do you have still USB COM1 there, or...?
with tm com1

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Old 06-26-2020, 16:28   #9 (permalink)
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Quote:
Originally Posted by mcandre View Post
Charge phone's battery and repeat the operation
battery fully charged tested with another board
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Old 06-26-2020, 16:30   #10 (permalink)
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Quote:
Originally Posted by ..::GMSR::.. View Post
no need to do anything, thinking only one thing Gsmserver they did a great job for us....just flow my thread instead all of solution


https://forum.gsmhosting.com/vbb/f71...710-a-2823582/
my phone have Emmc not ufs like yours it is y9 prime not y9s
and i couldn't see hat you have done to enter fastboot
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Old 06-26-2020, 17:06   #11 (permalink)
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MAR-LX1A

SigmaKey 2.36.00 HiSi: Load FastBoot
HUAWEI USB COM 1.0 (COM3), Provider: HUAWEI Incorporated, Driver ver.: 2.0.6.725, Date: 6. 11. 2015, USB\VID_12D1&PID_3609&REV_0100
HiSilicon: Kirin 710
Sending boot.....Error writing to serial port

After write boot enable RED diode -Error write to serial port
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Old 06-26-2020, 17:11   #12 (permalink)
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POT-LX1AF
When I try to load fastboot with Com 1.0.


--------- 2020-06-26 16:23:18 ---------

SigmaKey 2.36.00 HiSi: Write firmware

HUAWEI USB COM 1.0 (COM1181), Provider: HUAWEI Incorporated, Driver ver.: 2.0.6.725, Date: 05-Dec-14, USB\VID_12D1&PID_3609&REV_0100

HiSilicon: Kirin 710

Sending boot....Failed

Sent from my VTR-L09 using Tapatalk

Last edited by sajjad akram; 06-26-2020 at 17:12. Reason: Update
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Old 06-26-2020, 17:23   #13 (permalink)
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Quote:
Sending boot....Failed
Quote:
Sending boot.....Error writing to serial port
Phone's battery has to be connected to the board and charged!
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Old 06-27-2020, 17:04   #14 (permalink)
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jkm-lx1 kirin710 dead phone

jkm-lx1 kirin710 dead phone

SigmaKey 2.36.00 HiSi: Write firmware
HUAWEI USB COM 1.0 (COM42), Provider: HUAWEI Incorporated, Driver ver.: 2.0.6.725, Date: 11/6/2015, USB\VID_12D1&PID_3609&REV_0100
Repairing...JKM-BD_1.0.0.29_Download.xml
Sending boot....Failed
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Old 06-27-2020, 17:08   #15 (permalink)
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SigmaKey 2.36.00 HiSi: Write firmware
HUAWEI USB COM 1.0 (COM42), Provider: HUAWEI Incorporated, Driver ver.: 2.0.6.725, Date: 11/6/2015, USB\VID_12D1&PID_3609&REV_0100
Repairing...JKM-BD_1.0.0.29_Download.xml
HiSilicon: Kirin 710
Sending boot....Failed
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