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Appendix A: LED and Buzzer Deinition
Key
USB1 button
USB2 button
Auto scan
button
Reset button
D-Link DNR-202L User Manual
LED and Buzzer Overview
LED
Color
Power & Network LED
Red
Blue
(Network)
USB1 LED
Green
USB2 LED
Green
Trigger Method
Press button for 3 seconds
Press key2 for 3 seconds button
Auto scan function- Press scan button for 3 seconds
Camera Echo function- Press scan button for 0.5 second
Press reset pin for 10 seconds
Status
Description
Of
Power down / Link Up
On
Power on
Blinking
FW update
Of
Network failure
On
Network Link Connected
Blinking
Traic
Of
HDD1 disabled
On
HDD1 enabled
Blinking
Read / Write HDD1
Of
HDD2 disabled
On
HDD2 enabled
Blinking
Read / Write HDD2
Description
Un-mount HDD1, Buzzer will beep (long).
USB1 LED of.
Un-mount HDD2, Buzzer will beep (long).
USB2 LED of.
Start auto scan IP Cameras in local network.
Buzzer will beep (long).
Echo IP Camera found (1 beep for 1st camera found,
2 beeps for 2nd, 3 beeps for 3rd, 4 beeps for 4th).
Buzzer will beep (short).
Reset to factory default.
Buzzer will beep (long).
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