
1.KODE Default HP CHINA
* default user code : 1122, 3344, 1234, 5678
* Engineer mode : *#110*01#
* Factory mode : *#987#
* Enable test mode COM port
: *#110*01# -> Device -> Set UART -> PS Config -> UART1/115200
* Restore factory settings : *#987*99#
* LCD contrast : *#369#
* software version : *#800#
* software version...