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HANDS-FREE VIDEO DOORPHONE PACKAGE
HDC-500 User’s Manual
Thanks for your purchasing of the video doorphone package.
Please read this manual thoroughly to ensure correct installation and
operation.
( To put FCC, CE, UL Logo)
GIGATECH R&D CORP.
HC-500 hands-free monitor DC-500 weather proof door camera

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FEATURE IDENTIFICATION & COMPONENTS
1 4” B/W flat type CRT screen
2 Speaker
3 Lock release button
4 Door status light indicator
5 Speak-out button (one way)
6 Speakerphone button (two way)
7 Microphone
8 Brightness tuner
9 Sharpness tuner
10 Bell volume tuner
11 Speakerphone volume tuner
12 Instruction
1 1/3” B/WCCDcamera (over120)
2 IR LED illumination
3 Microphone
4 Back-light call button
5 Speaker
6 Screw cover
ACCESSORIES
Adaptor Screw
Screw crank
Wall mount plate
133mm
100mm
6
5
4
1
3
2
170mm
4
2
3
12
7
6
5
1
8
9
10
11

3
less than 30cm
too
narrow
POSITIONING THE DEVICES
HC
uNarrow space may cause feedback echo on
speakerphone function
uToo close to high powered magnetic device may
cause audio/video interference
uNarrow space may cause feedback echo on
speakerphone function
uDirect sunshine can cause blurry picture on
monitor
HC-500
DC-500
Normal2wires
(recommend2AWG#18

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INSTALLATION
HC-500
l2 wires from door camera
lWall mount metal plate
lHands-free monitor
lAdaptor ( do not plug at this stage )
DC-500
l2 wires from hands-free monitor
lWall mount bracket
lDoor camera
uTerminals labeled as door camera ( no polarity of these 2 wires )
vTerminals labeled as monitor ( no polarity of these 2 wires)
wThe 2 wires are not included in the package
øIncidentally short-circuit these 2 wires will not damage the machine. The machine will protect
from functioning if the wires are constantly short-circuited.
u

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EXTRA FUNCTION W/THIRD PARTY MATERIALS
Install Magnetic switch on the protecting door
The door status terminals on HC-500 monitor have no polarity
The magnetic switch and wires are not included in the package
Wire a power line loop for the electric lock
The lock release terminals on HC-500 monitor provide dry contact relay bridge
The dry contact relay on monitor can sustain maximum of 24VDC/1A power current
The lock release terminals have no polarity
The electric lock, power for the lock, and wires are not included in the package
øCAUTION : Over loaded power current of the lock can cause damage to the machine
Magnetic switch
Door
POWER
Door status
light indicator
button
POWER FOR
LOCK
Electric lock

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TEST AFTER INSTALLATION
1. Plug the adaptor power
2. Test the monitor by the following steps
a. Press the call button from door camera
b. Check and adjust bell volume
c. Check and adjust picture quality
d. Check and adjust speakerphone volume
3. Test the door camera by the following steps
a. Press the call button from door camera
b. Press-on the monitor’s speak-out button to talk
c. Press the monitor’s speakerphone button once
for hands-free speaking
d. Adjust the door camera’s speakerphone volume
from the back of door camera ( under a rubber
cover )
4. Read the instruction panel on monitor ( under a plastic
cover )
If magnetic switch is installed
Door open to light on
Door close to light off
If electric lock is installed
Press the lock release can cause a
power line loop to strike the lock
( The dry contact relay on monitor can
sustain maximum of 24VDC/1A power
current )
Call Button
Slide volume
selector
Brightness tuner
Sharpness tuner
Bell volume tuner
Speakerphone button (hands-free
2 way conversation)
Instruction
Speakerphone volume tuner
Speak-out button (1 way
speaking)
POWER
Power for
the lock
Electric lock
Lock release
button
Doorstatus
lightindicator
Magnetic
switch

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OPERATION
Visitor calls from door camera
1.One way audio & video monitoring the visitor (if no
wer from indoor monitor, automatic cut off in 30
seconds)
2.Press-on the speak-
out button can speak out to the
3.Press lock release button can open the door (if
electric lock is installed)
4.Door status light off when door opened (if magnetic
switch is installed)
5.Automatic disconnect in 90 seconds.
1.One way audio & video monitoring the visitor
2.Press the speakerphone button once for hands-
3.Press lock release button can open the door (if
electric lock is installed)
4.Door st
atus light off when door opened (if magnetic
switch is installed)
5.Automatic disconnect in 90 seconds.
Observation function from monitor
1. Press the speak-out button once to monitor
thedoorcamera
2. Press-on the speakerphone button for 2
seconds can turn off the machine
3. Automatic disconnect in 90 seconds
Ü

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SERVICE AND WARRANTY
To receive after sales service, please provide the following information when contact
1. Name of the product
2. Model and serial number of the product
3. The store’s name where you purchased
4. Date purchased
5. Idea and area of possible problems
Information Card
Product name
Model and serial number
The store’s name
Date purchased (receipt)
The warranty statements
1. Thisproduct isproducedunder strictinternalqualitycontrolandinspection procedures.
2. The warranty is good for one year from the date purchased. If the product breaks down
under proper treatment during warranty, please contact our after sales connection for
free-of-chargerepairs.
3. The following exceptional caseswillbe subject tocharge, evenduring warrantyperiod.
Breakdown caused by transport, or through careless treatment by customer.
Breakdown caused by unauthorized repair or modification.
Breakdown caused by natural disaster or electric power disorder.
This user’s manual is based on the date printed, and is subject to change without notice for
quality improvement.
Model and serial
number sticker
DC-500HC-500
Model and serial number sticker
Terminal lable
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