Sending boot.....Error writing to serial port [solved] - GSM-Forum

darkcloudgsmph · 08-15-2021, 10:24

how to fix this error

LOAD FASTBOOT always error

kirin 820

Sending boot.....Error writing to serial port

i try to another pc but same error

darkcloudgsmph · 08-16-2021, 08:08

UNIT: Huawei nova 7 SE
CDY-NX9B
Kirin 820 5G

Supported or Not

another kirin working but Kirin 820 5G is always error

SigmaKey 2.40.10 HiSi: Load FastBoot
HUAWEI USB COM 1.0 (COM17), Provider: HUAWEI Incorporated, Driver ver.: 2.0.6.725, Date: 06/11/2015, USB\VID_12D1&PID_3609&REV_0100
HiSilicon: Kirin 820
Sending boot....Error writing to serial port

GSM_Support · 08-16-2021, 08:14

@ darkcloudgsmph,

Fully charge phone's battery and repeat operation once again.
If same issue appears read phone information from this set and post log file here, please.

Best Regards
GSMServer team

darkcloudgsmph · 08-16-2021, 09:55

Phone Problem is iRecovery Only or Hang HUawei Logo

LOAD FASTBOOT same error

Sigma dongle 2.40, Initializing...OK
Pack 1: Activated
Pack 2: Activated
Pack 3: Activated
Pack 4: Activated
Pack 5: Activated
--------- 2021-08-16 09:52:43 ---------
SigmaKey 2.40.10 HiSi: Load FastBoot
HUAWEI USB COM 1.0 (COM17), Provider: HUAWEI Incorporated, Driver ver.: 2.0.6.725, Date: 06/11/2015, USB\VID_12D1&PID_3609&REV_0100
HiSilicon: Kirin 820
Sending boot....Error writing to serial port

FASTBOOT INFO

igmaKey 2.40.10 HiSi: Get device info
Bootloader unlocked: NO
FB unlocked: NO
Battery voltage: 3.92 V
Phone model: CDY-NX9B
Build number: CDY-N29B 10.1.1.251(C636E2R2P1)
Vendor/Country: hw/spcseas
System version: Skipped
Android version: 10
Base version: CDY-LGRP2-OVS 10.1.1.251
Custom version: CDY-N29B-CUST 10.1.1.2(C636)
Preload version: CDY-N29B-PRELOAD 10.1.1.1(C636R2)
Huawei-Over-the-Air info:
C_version: C636
D_version: D000
PLMN: 51503
BoardID: 10949
DeviceName: CDY-N29B
Done

GSM_Support · 08-16-2021, 11:04

@ darkcloudgsmph,

Fully charge phone's battery, ensure that it is properly connected and repeat operation once again.

Best Regards
GSMServer team

malka4u · 08-17-2021, 11:28

ine-lx2

SigmaKey 2.40.10 HiSi: Software testpoint On.../Off
DBAdapter Reserved Interface (COM26), Provider: Huawei Incorporated, Driver ver.: 2.0.6.725, Date: 12/28/2015, USB\Vid_12D1&Subclass_13&Prot_23
Hardware IMEI: 020304050607080
Flash file C:\Users\acer\Desktop\update_sd\UPDATE.APP
Enabling diagnostic port...Done
We strictly recommend performing "Enable Downgrade" on "Flash" tab, as the first service operation on this device!

--------- 2021-08-17 16:11:39 ---------
SigmaKey 2.40.10 HiSi: Remove FRP
HUAWEI USB COM 1.0 (COM58), Provider: HUAWEI Incorporated, Driver ver.: 2.0.6.725, Date: 11/6/2015, USB\VID_12D1&PID_3609&REV_0100
HiSilicon: Kirin 65x
Sending boot...Error B00720AA

--------- 2021-08-17 16:12:02 ---------
SigmaKey 2.40.10 HiSi: Software testpoint On.../Off
HUAWEI USB COM 1.0 (COM58), Provider: HUAWEI Incorporated, Driver ver.: 2.0.6.725, Date: 11/6/2015, USB\VID_12D1&PID_3609&REV_0100
HiSilicon: Kirin 65x
Sending boot...Error B00720AA

now dead

Gsmserver · 08-17-2021, 11:39

malka4u, select Kirin 710 processor

malka4u · 08-17-2021, 12:11

--------- 2021-08-17 16:51:28 ---------
SigmaKey 2.40.10 HiSi: Remove FRP
Getting info...Error writing to serial port
--------- 2021-08-17 16:51:38 ---------
SigmaKey 2.40.10 HiSi: Get device info
^ Android Bootloader InterfaceError writing to serial port
--------- 2021-08-17 16:51:52 ---------
SigmaKey 2.40.10 HiSi: Remove FRP
HUAWEI USB COM 1.0 (COM58), Provider: HUAWEI Incorporated, Driver ver.: 2.0.6.725, Date: 11/6/2015, USB\VID_12D1&PID_3609&REV_0100
HiSilicon: Kirin 710
Connecting........................................ .......................Failed
--------- 2021-08-17 16:53:59 ---------
SigmaKey 2.40.10 HiSi: Remove FRP
HUAWEI USB COM 1.0 (COM58), Provider: HUAWEI Incorporated, Driver ver.: 2.0.6.725, Date: 11/6/2015, USB\VID_12D1&PID_3609&REV_0100
HiSilicon: Kirin 710
Phone model: INE-LX2
Version: INE-LX2 9.1.0.227(C636E1R1P1)
Removing FRP lock...Done

collectionfiles · 05-14-2024, 22:01

anyone how to solve this problem of this threader.

Gsmserver · 05-15-2024, 08:25

Quote:

Originally Posted by collectionfiles

anyone how to solve this problem of this threader.

Could you please show the log of your service operation - it would help to understand what advice to give

collectionfiles · 05-15-2024, 13:19

Quote:

Originally Posted by Gsmserver

Could you please show the log of your service operation - it would help to understand what advice to give

Help this how to fix my huawei id.
Sigma plus no hope ,I'll try so many times.
I don't know what the main issue of this.��
Battery 100%

Gsmserver · 05-15-2024, 13:29

Quote:

I don't know what the main issue of this.

Judging by the log, you seem to be dealing with a phone that has an unsupported version of the board (as of today)

08-15-2021, 10:24	#1 (permalink)
darkcloudgsmph Freak Poster Join Date: Jan 2012 Location: Philippines Posts: 281 Member: 1714045 Status: Offline Sonork: 100.1596047 Thanks Meter: 103	Sending boot.....Error writing to serial port [solved] how to fix this error LOAD FASTBOOT always error kirin 820 Sending boot.....Error writing to serial port i try to another pc but same error Last edited by Gsmserver; 09-02-2021 at 09:45.

08-17-2021, 12:11	#8 (permalink)
malka4u No Life Poster Join Date: Aug 2011 Location: bagmati pradesh Posts: 3,303 Member: 1626780 Status: Offline Thanks Meter: 1,276	thank u very much --------- 2021-08-17 16:51:28 --------- SigmaKey 2.40.10 HiSi: Remove FRP Getting info...Error writing to serial port --------- 2021-08-17 16:51:38 --------- SigmaKey 2.40.10 HiSi: Get device info ^ Android Bootloader InterfaceError writing to serial port --------- 2021-08-17 16:51:52 --------- SigmaKey 2.40.10 HiSi: Remove FRP HUAWEI USB COM 1.0 (COM58), Provider: HUAWEI Incorporated, Driver ver.: 2.0.6.725, Date: 11/6/2015, USB\VID_12D1&PID_3609&REV_0100 HiSilicon: Kirin 710 Connecting........................................ .......................Failed --------- 2021-08-17 16:53:59 --------- SigmaKey 2.40.10 HiSi: Remove FRP HUAWEI USB COM 1.0 (COM58), Provider: HUAWEI Incorporated, Driver ver.: 2.0.6.725, Date: 11/6/2015, USB\VID_12D1&PID_3609&REV_0100 HiSilicon: Kirin 710 Phone model: INE-LX2 Version: INE-LX2 9.1.0.227(C636E1R1P1) Removing FRP lock...Done

08-16-2021, 08:08	#2 (permalink)
darkcloudgsmph Freak Poster Join Date: Jan 2012 Location: Philippines Posts: 281 Member: 1714045 Status: Offline Sonork: 100.1596047 Thanks Meter: 103	UNIT: Huawei nova 7 SE CDY-NX9B Kirin 820 5G Supported or Not another kirin working but Kirin 820 5G is always error SigmaKey 2.40.10 HiSi: Load FastBoot HUAWEI USB COM 1.0 (COM17), Provider: HUAWEI Incorporated, Driver ver.: 2.0.6.725, Date: 06/11/2015, USB\VID_12D1&PID_3609&REV_0100 HiSilicon: Kirin 820 Sending boot....Error writing to serial port

08-16-2021, 08:14	#3 (permalink)
GSM_Support Product Supporter Join Date: Feb 2005 Location: GSMserver Team Posts: 36,982 Member: 121052 Status: Offline Sonork: 100.107126 Thanks Meter: 80,767	@ darkcloudgsmph, Fully charge phone's battery and repeat operation once again. If same issue appears read phone information from this set and post log file here, please. Best Regards GSMServer team

08-16-2021, 09:55	#4 (permalink)
darkcloudgsmph Freak Poster Join Date: Jan 2012 Location: Philippines Posts: 281 Member: 1714045 Status: Offline Sonork: 100.1596047 Thanks Meter: 103	Phone Problem is iRecovery Only or Hang HUawei Logo LOAD FASTBOOT same error Sigma dongle 2.40, Initializing...OK Pack 1: Activated Pack 2: Activated Pack 3: Activated Pack 4: Activated Pack 5: Activated --------- 2021-08-16 09:52:43 --------- SigmaKey 2.40.10 HiSi: Load FastBoot HUAWEI USB COM 1.0 (COM17), Provider: HUAWEI Incorporated, Driver ver.: 2.0.6.725, Date: 06/11/2015, USB\VID_12D1&PID_3609&REV_0100 HiSilicon: Kirin 820 Sending boot....Error writing to serial port FASTBOOT INFO igmaKey 2.40.10 HiSi: Get device info Bootloader unlocked: NO FB unlocked: NO Battery voltage: 3.92 V Phone model: CDY-NX9B Build number: CDY-N29B 10.1.1.251(C636E2R2P1) Vendor/Country: hw/spcseas System version: Skipped Android version: 10 Base version: CDY-LGRP2-OVS 10.1.1.251 Custom version: CDY-N29B-CUST 10.1.1.2(C636) Preload version: CDY-N29B-PRELOAD 10.1.1.1(C636R2) Huawei-Over-the-Air info: C_version: C636 D_version: D000 PLMN: 51503 BoardID: 10949 DeviceName: CDY-N29B Done

08-16-2021, 11:04	#5 (permalink)
GSM_Support Product Supporter Join Date: Feb 2005 Location: GSMserver Team Posts: 36,982 Member: 121052 Status: Offline Sonork: 100.107126 Thanks Meter: 80,767	@ darkcloudgsmph, Fully charge phone's battery, ensure that it is properly connected and repeat operation once again. Best Regards GSMServer team

08-17-2021, 11:28	#6 (permalink)
malka4u No Life Poster Join Date: Aug 2011 Location: bagmati pradesh Posts: 3,303 Member: 1626780 Status: Offline Thanks Meter: 1,276	ine-lx2 SigmaKey 2.40.10 HiSi: Software testpoint On.../Off DBAdapter Reserved Interface (COM26), Provider: Huawei Incorporated, Driver ver.: 2.0.6.725, Date: 12/28/2015, USB\Vid_12D1&Subclass_13&Prot_23 Hardware IMEI: 020304050607080 Flash file C:\Users\acer\Desktop\update_sd\UPDATE.APP Enabling diagnostic port...Done We strictly recommend performing "Enable Downgrade" on "Flash" tab, as the first service operation on this device! --------- 2021-08-17 16:11:39 --------- SigmaKey 2.40.10 HiSi: Remove FRP HUAWEI USB COM 1.0 (COM58), Provider: HUAWEI Incorporated, Driver ver.: 2.0.6.725, Date: 11/6/2015, USB\VID_12D1&PID_3609&REV_0100 HiSilicon: Kirin 65x Sending boot...Error B00720AA --------- 2021-08-17 16:12:02 --------- SigmaKey 2.40.10 HiSi: Software testpoint On.../Off HUAWEI USB COM 1.0 (COM58), Provider: HUAWEI Incorporated, Driver ver.: 2.0.6.725, Date: 11/6/2015, USB\VID_12D1&PID_3609&REV_0100 HiSilicon: Kirin 65x Sending boot...Error B00720AA now dead

08-17-2021, 11:39	#7 (permalink)
Gsmserver Product Supporter Join Date: Feb 2003 Location: gsmserver Posts: 9,188 Member: 21077 Status: Offline Thanks Meter: 116,444	malka4u, select Kirin 710 processor

05-14-2024, 22:01	#9 (permalink)
collectionfiles Junior Member Join Date: Feb 2024 Location: Philippines Posts: 3 Member: 3058870 Status: Offline Thanks Meter: 0	anyone how to solve this problem of this threader.