Commax WDC-244L User manual

WDC-244L / WDR-244DS
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.
WDC-244L
WDR-244DS

Table of Contents
1. Introdution........................................................................ 3
2. Important Safeguard .........................................................4
3. Overview...........................................................................5
4. Instruction Manual ...........................................................6
5. Product Installation ..........................................................9
6. Specification ...................................................................10
7. Accessory .......................................................................11
1

2
Your unit is designed so it can be flush mounted on the or used. When flush mounted on the wall, the stand permils you to the
unit for an gular of unit view. The model number is located on the bottom and record the serial number in the space provided
below(available). Refer to these numbers whenever you call upon your COMMAX dealer regarding this product.
Model No. Serial No.
To prevent fire or shock hazard, do not expose the unit to rain or moisture.
This symbol is intended to alert the use to the presence of uninsulated
“
“dangerous Voltage” ”
within the product’s enclose that
may be of sufficient magnitude to constitute a risk of electric shock to persons.
This symbol is intended to alert the use to the presence of important operating and maintemance(servicing) instructions in the
literature accompanying the appliance
1. Introduction
CAUTION : To reduce the risk of electric shock, do not remove cover(or back) no user-serviceable
part inside refer servicing to qualified service personnel
caution
Risk of electric shock
do not open

3
▲ Damage Requiring Service: This equipment from the power source and source and refer servicing to qualified service per-
sonnel under the following conditions:
ⓐwhen the power is damaged.
ⓑif liquid has been spilled or objects have fallen into the unit
ⓒif the equipment has been exposed to rain or water.
ⓓif the equipment has been dropped or otherwise damaged.
ⓔwhen the equipment exhibits a distinct change in performance- this indicates a need for service.
▲ Water and Moisture: Do not use this product near water, for example, near a bath tub, wash bowl, kitchen sink, or laundry
tub, in a wet basement, or near a swimming pool, and the like.
▲ Accessories: The product may fall, causing serious injury to a child or adult, and serious damage to the appliance. Any
mounting of the manufacture’s instructions, and should use a mounting accessory recommended by the manu-
facturer.
▲ Object and Liquid Entry: Never push objects of any kind into this product through openings as they may touch dangerous
voltage points or short-out parts that could result in a fire or electric shock. Never spill liquid of any
kind on the product.
▲ Lightning: For added protection for this product before a lightning storm, or when it is left un attached and un used for long
periods of time, unplug it from the wall outlt and disconnect the other system. This will prevent damage to the prod-
uct due to lightning and power-line surges. If you live in an area heavily prone to lightning storms, it is recom-
mended that you invest in power-line, telephone-line, RFcable and actuator/ polarization surge protectors to protect
your appliance system from possible damage
2. Important Safeguards

4
①Microphone ⑤Power switch
②Speaker ⑥Volume switch
③Paging Button ⑦Power(DC) Connector
④Select Button
3. Overview
WDC-244L

5
①Speaker
②Microphone
③Paging button
④Door Release terminal
⑤Power terminal
(2-wire, non-polarity)
WDR-244DS

6
Installation
①WDR-244DS : Connect 2 wires from a DC 12V Adaptor to 5 in Pic. 1-2 (non-polarity).
②WDC-244L : Connect DC 5.0V Adaptor to 7 in Pic. 1-1.
③Press 3 Paging button.
④If WDC-244L and WDR-244DS are placed too close to each other, it may cause a hauling
sound.
Pairing
①WDR-244DS
Press the paging button for 5 seconds or longer until you hear the sound of a single beep.
WDR-244DS is now in pairing mode.
②WDC-244L
After connecting an adaptor, slide 5power switch to turn on the device. Press the paging
button For 5 seconds or longer until you hear the sound of a single beep. WDC-244L is now
in pairing mode. WDC-244L and WDR-244DS will be paired as both devices are in pairing
mode. As a double beep sounds the pairing is completed.
③Initializing the pairing
WDR-244DS
Turn the power off by unplugging the adaptor. Turn the power back on and press the paging
button for 5 seconds until you hear the sound of a single beep. Press the paging button
4. Instruction Manual

7
again for 5 seconds until you hear the sound of a triple beep which indicates the pairing is now ini-
tialized.
WDC-244L
Turn the power off by sliding the 5power switch located at the bottom of the device. While pressing
both 4Select button and 3Paging button, turn the power back on. The red LED is now blinking rap-
idly by period of 0.1 second to indicate WDC-244L is now in initializing mode. Press 6Volume switch
to set a factory default mode. WDC-244L with the sound of a triple beep to indicate it is now in facto-
ry default setting.
Paging and Talking
①Press the paging button on WDR-244DS to page all the WDC-244L devices that are paired with this
device indicated by LED (blinking slowly).
②As any one of the paired WDC-244L devices is answered, the paging tone stops and connection is
made. All other paired WDC-244L devices are now in standby mode indicated by LED (blinking rap-
idly).
③To hang up, press the paging button on WDR-244DS or WDC-244L.
※if none of WDC-244L devices answered the paging from WDR-244DS the paging sounds for 30 sec-
onds and all devices go in to standby mode.
※The allowed time for talking mode is 3 minutes set by factory default settings.

8
Paging Volume Adjustment
In standby mode, press the 6Volume switch at the bottom of WDC-244L to adjust the paging volume. It
can be adjusted by three levels (low-normal-high) by pressing the button
consecutively. If no input for 3 seconds, the device goes back to standby mode.
Call Volume Adjustment
While talking, press 6Volume switch at the bottom of WDC-244L to adjust the call volume. It can be
adjusted by three levels (low-normal-high) by pressing the button consecutively. If no input for 3 sec-
onds, the device goes back to talking mode.
Door Release
While talking, press the 4Select button to release the door striker connected to WDR-244DS (the
releasing relay is on for 1 second and off).
Line Busy Notice
Busy notice of a triple beep is enabled if 2 units of WDR-244DS are installed and one is in talking
mode with one of WDC-244L devices. If the paging button of any of the paired WDC-244L devices, a
triple beep will sound to indicate the line is busy.

9
5. Product Installation
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