猫盘7.0降级串口用户名和密码

猫盘7.0降级到6.2.3串口连接后需要用户名和密码，以前7.0的用户名和密码不对，如何才能进入？

TIM-1.0
TIM-1.0
WTMI-armada-17.10.1-6f16c2d
ENTER init_ddrgen
DDR_TOPOLOGY is 102 :   DDR3, 1CS 256M
WTMI_CLOCK=1

Fill memory before self refresh...done

Now in Self-refresh Mode
Restore CAS Read and Write Latency
Restore termination values to original values
Exited self-refresh ...

DLL TUNING
==============
   DLL 0xc0001050[21:16]: [0,2c,16]
   DLL 0xc0001050[29:24]: [0,2d,16]
   DLL 0xc0001054[21:16]: [0,31,18]
   DLL 0xc0001054[29:24]: [0,33,19]
   DLL 0xc0001074[21:16]: [0,3f,1f]
   DLL 0xc0001074NOTICE:  Booting Trusted Firmware
NOTICE:  BL1: v1.3(debug):armada-17.10.3:6f16c2d
NOTICE:  BL1: Built : 13:41:18, Mar 31 2NOTICE:  BL2: v1.3(debug):armada-17.10.3:6f16c2d
NOTICE:  BL2: Built : 13:41:18, Mar 31 2018NOTICE:  BL31: v1.3(debug):armada-17.10.3:6f16c2d
NOTICE:  BL31:

U-Boot 2017.03-armada-17.10.1 (Mar 31 2018 - 13:41:10 +0800)

Model: Synology-DS119J-88F3720
       CPU    @ 800 [MHz]
       L2     @ 800 [MHz]
       TClock @ 200 [MHz]
       DDR    @ 800 [MHz]
DRAM:  256 MiB
U-Boot DT blob at : 000000000ffd1b60
Failed to read IO expander value via I2C
Comphy-0: USB3_HOST0    5 Gbps
Comphy-1: SGMII0        1.25 Gbps
Comphy-2: SATA0         6 Gbps
SF: unrecognized JEDEC id bytes: c8, 60, 17
*** Warning - spi_flash_probe() failed, using default environment

SCSI:  Net:
Warning: neta@30000 (eth0) using random MAC address - 8e:37:0e:f6:16:82
eth0: neta@30000 [PRIME]
=== Synology Board init ===
Model ID: WARNING: unknown model
syno: set fan speed to MAX.
syno: keep fastest fan speed for 1 second.
syno: set slowest fan speed.
Press Ctrl+C to abort autoboot in 3 second
(Re)start USB controller...
USB0:   Register 2000104 NbrPorts 2
Starting the controller
USB XHCI 1.00
USB1:   USB EHCI 1.00
syno: xhci init success.
SF: unrecognized JEDEC id bytes: c8, 60, 17
Failed to initialize SPI flash at 0:0 (error -2)
No SPI flash selected. Please run `sf probe'
syno: dcache status:
Data (writethrough) Cache is ON
syno: start decompressing kernel...
syno: kernel decompression done. crc result:
crc32 - checksum calculation

Usage:
crc32 address count [addr]
    - compute CRC32 checksum [save at addr]
No SPI flash selected. Please run `sf probe'
No SPI flash selected. Please run `sf probe'
Bad Linux ARM64 Image magic!
Marvell>>


彻底刷废了！

分享黑群晖忘记密码怎么解决！ 不用重装，不用重置
http://www.gebi1.com/thread-283677-1-1.html