![background image](http://html1.mh-extra.com/html/acti/d21fa/d21fa_hardware-manual_2842408015.webp)
Hardware Manual
1.
The administrator
’s password has been forgotten and therefore the camera cannot be
accessed.
2.
In case of IP address, mask, or allow/deny filter related issues, resulting with inability to
modify these settings.
3.
In case of connectivity issues or abnormal video quality.
How to do the reset?
Using a pointed object, such as a paper clip, press and hold the reset button for at least 5
seconds or until the Power LED goes off.
5)
Power LED
The Power LED turns on when the camera is powered on and the system is running.
6)
Digital Input / Output (DI/DO) and Audio Input / Output
This connector connects to digital input or output devices, such as an alarm trigger, panic
button, etc., as well as audio input and output devices, such as microphones and speakers.
Digital Input (DI) and Digital Output (DO) devices are used in applications like motion
detection, event triggering, alarm notifications, etc. See
How to Connect DI/DO and Audio
on page 25 for more information.
7)
DC 12V Power Input
In case the camera is connected to a non-PoE (Power over Ethernet) switch, use this
connector to connect the camera to an external power adapter (not included). See
Connect a Power Adapter (for E217, E222 only)
on page 30 for more information.
8)
DC Iris Port
When a DC iris lens is used, connect the lens cable to this port.