| HOW
TO OPERATE |
| ※ Step
1: Visitor press button on door phone, PBX extension 802 rings
(default); |
| Step
2: EXT802 has conversation with visitor and input code to open
electronic door (lock);
|
| |
|
| INNER
STRUCTURE
|
| ※ 1. TR:
to extensions port of PBX System; |
|
|
|
| ※
2.
+9V: to connector of +9VDC from external
power adaptor; |
|
|
|
| ※
3.
GND:
to Negative pole from power supply; |
|
|
|
| ※
4.
COM:
to
public terminal of door phone |
|
|
|
| ※
5.
UN_LCK:
Normally-open side of the door phone; |
|
|
|
| ※
6.
LCK:
NC side terminal of door phone; |
|
|
|
| ※
7.
RUN:
system running lamp;
|
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|
