Commax CDV-70A User manual

•Thank you for purchasing COMMAX products.
•Please carefully read this User’s Guide (in particular, precautions for safety) before using a product and follow
instructions to use a product exactly.
•The company is not responsible for any safety accidents caused by abnormal operation of the product.
•Thank you for purchasing COMMAXproducts.
•Please carefully read this User’s Guide (in particular, precautions for safety) before using a product and follow
instructions to use a product exactly.
•The company is not responsible for anysafety accidents caused byabnormaloperation of the product.
Color video door phone CDV-70A, CDV-70AD
User Manual

2
Table of Contents
1. Warnings and Cautions...........................................................................2
Package Contents ..................................................................................3
Wiring and Connection Instructions. .......................................................4
Operation .....................................................................................................
4
Settings ...................................................................................................
...5
Installation...............................................................................................
Specifications and Features....................................................................7
2.
3.
4.
5.
6.
7.
8.
Please follow the things described below in order to prevent any danger or
property damage.
1. Warnings and caution
Warning
Caution
Prohibition.
No disassembly
No touch
Must follow strictly.
Shows plugging out the power cord
without an exception
Shows the warning and caution for an electricshock.
Shows the warning and caution for a fire.
It may cause a serious damage or
injury if violated.
It may cause a minor damage or
injury if violated.
6
Please don’t disassemble,
repair or rebuild this product
arbitrarily (please contact the
service center if a repair is
needed.
·It may cause an electric
shock or fire.
When cleaning the product,
please rub it with a soft and
dry cloth after plugging out
the power cable. (Please don’t
use any chemical products
such as wax, benzene, alcohol
or cleanser.)
If an abnormal sound, burning
smell or smoke is coming out
of the product, please plug out
the power cable and contact a
service center.
·It may cause an electric
shock or fire.
Please don’t insert any
metallic or burnable materials
into the ventilation hole.
·It may cause an electric
shock or fire.
Cleaning & Use
Warning& Caution
Part Names ............................................................................................3
1. Warnings and caution1. Warnings and caution

3
Power & Installation
Please don’t use several
products at the same time on
one power socket.
·It may cause a fire due to an
abnormal overheating.
Please don’t bend the power
cable excessively or it may
cause an electric shock.
·fire when using a damaged
power cable.
Please don’t handle the power
cable with a wet hand.
·It may cause an electric
shock.
Please plug out the power
cable from the socket when
not using it for a long period
of time.
·It may shorten the product
lifespan or cause a fire.
Please don’t install the
product in the place where
there is much oil, smoke or
humidity.
·It may cause an electric
shock or fire.
Please don’t install the
product with the lightening
and thunder.
·It may cause an electric
shock or fire.
Please don’t use and connect
this product with other
products with different rated
voltage
·It may cause a disorder or
fire.
When installing the product
that generates heat, please
install the product away from
the wall (10cm) for the
ventilation.
·It may cause a fire due to
the increased internal
temperature.
Warning& Caution
Parts Names
2.
Menu Button
Power Switch
Monitor Button
Interphone Button
Talk Button
Talk Sound Control
Speaker Microphone
On/Off & display LED
Call Sound Control
Select Button
CDV-70A(70AD) Wall Bracket Manual
T4X18
Wall bracket
mounting Screw
M3X8
Monitor
Fixing Screw Connector
4P(3EA)
Door Release Button
Up & Down Button
3. ckage ContentsPa
Priority button(PTT)
Connector Terminal
(camera/Interphone/prog.)
DC Terminal
※DC Power terminal(Non polarity) : DC 17~30V (only CDV-70AD)

1. Red: Talk (Audio)
2. Blue: GND
3. Yellow: Power (+12V)
4. White: Video
▷Polarity of the camera connector
1. Red: Talk (Audio)
2. Blue: GND
3. Yellow: Power (+14V)
4. White: Call signal
▷Polarity of interphone connector
4. Wiring and Connection Instructions
.Installation
5
Note
①Avoid the range of direct sunlight
②Recommended height is pertinent
from 1450 ~ 1500mm
③Avoid the installation near magnetic
activity, humid temperatures and gas
If you use UTP CABLE[CAT.5], connect
4 lines between monitor and interphone.
the rest 4 lines to GND after connecting
DOOR CAMERA & INTERPHONE Wiring
Each device should be connected by
If you use UTP CABLE[CAT.5] for
separated cables.
CAMERA1and CAMERA2, 2 lines of UTP
cable are required.
4
Program
1
CAMERA1
Door
Release
Adaptor
Power
Adaptor
Power
Door
Release
Adaptor
Power
Adaptor
Power
CDV-70A
1 2 3 4
Interphone
CAMERA2
2
3
4
1
2
3
4
1
2
3
4
1 2 3 4
1 2 3 4
17V-30V (Only CDV-70AD)

Receiving a calling from visitor.
①When the call button is pressed by a visitor on the door camera, the melody shall be
rung and visitors' image is shown on the screen
(If you do not press the Talk Button, the display will be shown up for 30 seconds and
turned off automatically).
②By pressing the Talk Button, you are able to talk with visitor. By pressing the Door
Release Button, you can open the door for visitor(Door release function can be done
only when the monitor is showing the visitor, on the camera which has door release
function.)
③When monitor and door camera are on talking, the 3-party talking is possible by
picking up receiver of the interphone. (Camera-Monitor-Interphone talking at same
time.)
④By pressing Talk Button again you can end the talking and monitor comes back to
stand-by mode.
Talk with Interphone.
(1) Calling from the Interphone.
①You will hear calling sound when interphone call the monitor.
②Press Talk Button to talk with the interphone.
③When monitor and interphone are on talking, the 3-party talking is possible by calling
from the door camera. (Camera-Monitor-Interphone talking at same time.)
(2) Calling the interphone from the monitor.
①Press Talk Button and Interphone Button in order to call the interphone from the
monitor. (Interphone button should be pressed & held until the interphone answers.)
②Then talking is available by picking up the handset of interphone.
Monitoring : To see the visitor at the door.
5
(On stand-by mode) Operation
- By pressing the Monitor button repeatedly, the monitor will work as following in order.
Camera 1 Camera 2 OFF Camera 1......
(On talking mode) Operation
- By pressing the Monitor button repeatedly, the monitor will work as following in order.
Camera 1 Camera 2 Camera 1 Camera 2 ......
6. Operation
Priority talk
When there is impeding noise that disturbs conversation from the door camera, pressing
and holding the “PTT” button will deliver only the voice of the speaker from the CDV-70A
to the door camera unit to help clarify speech.

6
On talking or monitoring mode, press menu button on the right side of product, and
press △/▽buttons to adjust display(brightness, contrast, color), to enter the Utility
menu, to check the product information.
•Following 4 buttons on the right side of the product are used for setting.
* Menu, End : MENU * Move up, right : △(UP Button)
* Select, Input : SELECT * Move down, left : ▽(DOWN Button)
Display Setting (Brightness, Contrast, Color Adjustment)
On Setting Mode, move to Door Video Set and press Select button to enter the display
setting mode.
(1) BRIGHTNESS : To adjust brightness.
(2) CONTRAST : To adjust contrast.
(3) COLOR : To adjust color.
※How to adjust
①On DOOR VIDEO SET display press △/▽to move to the item you want to adjust
②Press Select Button to select the item.
③Adjust using △/▽buttons.
④Press Select Button again to finish.
(4) RESET : Puts back settings to initial setting.
※How to reset.
①On DOOR VIDEO SET display move to RESET item.
②Press SELECT Button to select the item.
③Select YES using △/▽buttons.
④Press SELECT button to reset.
(5) EXIT : Return to Configuration mode
※Setting
①Click △/▽button to move to EXIT in DOOR VIDEO SET menu
②Click SELECT button
7. Settings
UTILITY(Extra features)
Press the MENU button in use of conversation or monitoring and set up Screen mode
(1) SCREEN MODE: Choose screen ratio
①Move to UTILITY menu in display setting mode and press SELECT BUTTON.
And then move to SCREEN MODE on the list using △/▽button.
②Press SELECT button to enter the menu
③Set screen ratio using △/▽button.
④Press the SELECT button.

7
※WIDE : Full of the screen. Not actual ratio(4:3). Image is expanded according to
LCD(WIDE LCD) ratio.
※4:3 : Image of 4:3 ratio(actual ratio for camera) without expansion is shown.
(BLANK will be shown on the left and right of LCD screen)
※ZOOM : Zoon in(expansion) image maintaining actual ratio(4:3) is shown.
(full of the screen)
(2) EXIT : Return to configuration mode
※Setting
①Move to EXIT in UTILITY MODE by using △/▽button
②Click SELECT button to choose
INFORMATION (Model and Version checking)
Click △/▽button to check the Model and version in configuration mode
(1) Model : The name of Model
(2) Version : The version of the product
(3) VIDEO : The video type of the product
(4) SOURCE : The location of the image
EXIT(End configuration)
CDV-70A,CDV-70AD
Transmission way Door camera 4wires (Polarity), interphone 4wires (polarity)
CDV-70A : 100V-240V~, 50/60Hz (FREE VOLTAGE)
CDV-70AD : 17~30V , 1A
CDV-70A : On stand-by : 3.5W On talk : 15W
CDV-70AD : On stand-by : 3.5W On talk : 14.2W
Transmission way HANDS FREE (Voice switch circuit)
Monitor 7" TFT-DIGITAL LCD
Call sound Door : Electronic chime (Sol Mi Do), interphone : Beep
Display Monitoring : 30 ±5sec , Talk : 60 ±5sec
Pie 0.5mm 0.65mm 0.8mm
28m 50m 70m
Working temperature 0~+40℃(32℉~104℉)
Dimension 243(W) X 168(H) X 35 mm(D)
MODEL
Distance
Power source
Power consumption
8. Specification

•Thank you for purchasing COMMAX products.
•Please carefully read this User’s Guide (in particular, precautions for safety) before using a product and follow
instructions to use a product exactly.
•The company is not responsible for any safety accidents caused by abnormal operation of the product.
Printed In Korea / 2016.09.104
513-11, Sangdaewon-dong, Jungwon-gu, Seongnam-si, Gyeonggi-do, Korea
Int’l Business Dept. Tel. : [phone]~550 Fax. : [phone]
Web site : www.commax.com
PM0770A00011