MEITRACK MD500S MDVR User Guide
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seconds)
Blink fast (0.1 seconds on
and 2.9 seconds off)
A signal is received from a base station.
Blink slowly (1 second on
and 2 seconds off)
No signal is received from a base station.
GPS
Blue
GPS LED
indicator
Steady on
A button or an input is triggered.
Blink fast (once every 0.1
seconds)
The device is being initialized, or the battery power is
low.
Blink fast (0.1 seconds on
and 2.9 seconds off)
A GPS signal is received.
Blink slowly (1 second on
and 2 seconds off)
No GPS signal is received.
SD
Green SD card LED
indicator
Blink fast (frequency for
writing data)
An SD card is detected, and audio and video data is
written to the SD card.
Blink suddenly (once every
5 seconds; indicator on: 0.1
seconds)
An SD card is detected, but no data is written to the
SD card.
Steady off
No SD card is detected.
VLOSS
Red
Video lost LED
indicator
Steady on
All AV inputs are not connected to cameras.
Blink suddenly (once every
5 seconds; indicator on: 0.1
seconds)
One AV input is not connected to a camera.
Blink suddenly (2 times
every 5 seconds; indicator
on: 0.1 seconds; interval:
0.3 seconds)
Two AV inputs are not connected to cameras.
Blink suddenly (3 times
every 5 seconds; indicator
on: 0.1 seconds; interval:
0.3 seconds)
Three AV inputs are not connected to cameras.
Steady off
All AV inputs are connected to cameras.
WIFI
Green WiFi LED
indicator
Blink suddenly (once every
5 seconds; indicator on: 0.1
seconds)
There is a WiFi module, but no data is sent.
Blink fast
WiFi data is sent and received normally.
Steady off
There is no WiFi module.
Blink slowly (1 second on
and 2 seconds off)
The WiFi hotspot is enabled.
