Dahua VTO1220A Quick Start Guide

错误!使用“开始”选项卡将 Heading 1 应用于要在此处显示的文字。 14
Installing VTO
4.2.1 VTO1220A/VTO1210A-X
VTO1220A/VTO1210A-X installation
Table 4-1 Item list
No.
Item
No.
Item
No.
Item
1
M3×16 screw
2
VTO
3
ST3×18 screw
4
Metal mounting box
5
Expansion tube
6
Wall
Cut an opening with the size of the mounting box on the wall, and then drill screw holes
in the opening according to the position of the screw holes on the mounting box.
Put the expansion tubes in the screw holes.
Connect the ports on the rear panel to those in the wall through the mounting box. See
the details in "2.4 Connecting Cable."
Fix the mounting box in the opening with the ST3×18 screws.
Fix the VTO in the mounting box with the M3×16 screws.
Put sealant between the VTO, mounting box, and the wall.

Dahua VTO1220A Specifications

General

Brand	Dahua
Model	VTO1220A
Category	Intercom System
Language	English