Run the display version [ slot slot-id ] command to view version information about a device. Pcb Version indicates the hardware version.
<HUAWEI> display version slot 0
ES5D2T52C001 0(Master) : uptime is 0 week, 0 day, 20 hours, 46 minutes
DDR Memory Size : 4096 M bytes
FLASH Memory Size : 446 M bytes
Pcb Version : VER.A
BootROM Version : 020a.0001
BootLoad Version : 020a.0001
CPLD Version : 0108
Software Version : VRP (R) Software, Version 5.160 (V200R010C00SPC300)
PWR1 information
Pcb Version : PWR VER.A