Troubleshooting; Specifications - Xiaomi RMMNT30HFCW User Manual

The indicator is blinking,
no image on the screen
The monitor displays that
the current resolution is
not supported
Unable to open the menu,
and the monitor displays
the OSD is locked up
External AC Adapter Specifications
Model Identifier
Input Voltage
Input AC Frequency
Output Voltage
Output Current
Output Power
Average Active Efficiency
Efficiency at Low Load (10%)
No-load Power Consumption
Manufacturer
Make sure the power adapter is plugged in properly.
The menu is
disabled the menu and unlock the OSD.
AD~0481200400EU-1
100~240 V AC
50/60 Hz
12 V DC
0–4.0A
48 W
≥ 87.76%
≥ 77.76%
≤ 0.1 W
Shenzhen AMC Technology Co., Ltd.
Make sure the DP cable is plugged in properly.