Grandstream Networks GDS3705 User manual

USER GUIDE | CLOUD COMMUNICATIONS
GDS3705
Audio Door Access System
Quick Installation Guide
March 2019

GDS3705 AUDIO DOOR ACCESS SYSTEM - QUICK INSTALLATION GUIDE
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PRECAUTIONS
• Do not attempt to disassemble or modify the device
• Strictly follow the requirement of power source
• Do not expose this device to temperatures out the range of -30 °C to 60 °C for operating and -35°C to 60°C for
storage
• Do not expose this device to environments outside of the following humidity range: 10-90% RH (non-condensing)
• Please strictly follow the instruction to install or hire professionals to install properly
PACKAGE CONTENTS
1 x GDS3705
4 x Anti-tamper Screws
1 x Installation Bracket
1 x Anti-tamper Hex Key
1 x Drilling Template
1 x Wiegand Cable
3x Rubber Gaskets 6 x Back Panel Screws 6 x Bracket Screws and
Anchors
1 x RFID Card
1 x RFID Key Fob
1 x Frame Back Cover 1 x Quick Installation Guide
1 x GPL License

GDS3705 AUDIO DOOR ACCESS SYSTEM - QUICK INSTALLATION GUIDE
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MOUNTING GDS3705
On-Wall (Surface) Mounting
Step 1:
Refer to the “drilling template” to drill holes at targeted place on wall then mount the installation bracket using the
four screws and anchors provided (screwdriver not provided). Connect and tighten “Ground” wire (if available) to the
bracket ground marked with printed icon .
Step 2:
Pull Cat5e or Cat6 cable (not provided) through the rubber gasket selecting the correct size and the back cover panel
piece, please refer to “GDS3705 WIRING TABLE” at the end of QIG for Pin connections.
Note:
Needle nose plier highly recommended and 2.5mm flat screwdriver required (not provided). Stripping outer plastic
shield of the cable in less than 2 inches suggested. Do NOT leave bare metal outside the socket by over stripping
the inner plastic shield of the wires.

GDS3705 AUDIO DOOR ACCESS SYSTEM - QUICK INSTALLATION GUIDE
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Step 3:
Make sure the “Back Cover Frame” is in place, the wired back cover panel is good. Flush the back cover panel piece
with the whole back surface of device, tighten it using the screws provided.
Step 4:
Take out the two preinstalled anti-tamper screws using the hex key provided. Carefully align the GDS3705 to the
metal bracket on wall, press and pull the GDS3705 down to the right position.
Step 5:
Install the two anti-tamper screws back using the hex key provided (do NOT over tighten the screws). Cover the two
screw holes on the bottom of “Back Cover Frame” piece using the two silicon plugs provided. Final check and finish
the installation.

GDS3705 AUDIO DOOR ACCESS SYSTEM - QUICK INSTALLATION GUIDE
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In-Wall (Embedded) Mounting
Please refer to the “In-Wall (Embedded) Mounting Kit”, which can be purchased separately from Grandstream.
CONNECTING THE GDS3705
Refer to the illustration below and follow the instructions on the next page.
POWER OFF GDS3705 when connecting wires or inserting/removing the back cover panel piece!
Option A:
RJ45 Ethernet Cable to (Class 3) Power over Ethernet (PoE) Switch.
Note:
Choose Option A if using PoE switch (Class 3);
OR: Option B if using 3rd party power source.
Network Port Power Port
Option B:
DC12V, 1A mini Power
Source (not provided)

GDS3705 AUDIO DOOR ACCESS SYSTEM - QUICK INSTALLATION GUIDE
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Option A
Plug an RJ45 Ethernet cable into the (Class 3) Power over Ethernet (PoE) switch.
Option B
Step 1:
Select an external DC12V, minimum 1A power source (not provided). Wire correctly the “+,-” cable of the power into
the “12V, GND” connector of the GDS3705 socket (refer to the previous mounting page for instruction). Connect the
power source.
Step 2:
Plug an RJ45 Ethernet cable into a network switch/hub or router.
Note:
Please refer to “Step 2” of “MOUNTING GDS3705” and “GDS3705 WIRING TABLE” at the end of QIG for all the
wiring and connection illustration and instructions.
GDS3705 CONFIGURATION
The GDS3705 is by default configured to obtain the IP address from DHCP server where the unit is located.
In order to know which IP address is assigned to your GDS3705, please use GS Search tool as illustrated in following
steps.
Note:
If no DHCP server is available, the GDS3705 default IP address (after 5 minutes DHCP timeout) is 192.168.1.168.
Step 1: Download and install GS Search tool:
Step 2: Run the Grandstream GS Search tool on a computer connected
to same network/ DHCP server.
Step 3: Click on button to start device detection.
Step 4: The detected devices will appear in the output field as show on
the right.

GDS3705 AUDIO DOOR ACCESS SYSTEM - QUICK INSTALLATION GUIDE
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Step 5:
Open the web browser and type the displayed IP address of GDS3705 with leading https:// to access the web GUI.
(For security reasons, the default web access of GDS3705 is using HTTPS and port 443.)
Step 6:
Enter username and password to login.
(The default administrator username is “admin” and the default random password can be found at the sticker on the
GDS3705). Important: please do not remove this sticker from the GDS door phone.
Note:
For security reasons, Masergy has already changed the default admin password.
Step 7:
After login into the WebGUI, click the left side menu in the web interface for more detailed and advanced
configuration.
Refer to online documents and FAQ for more detailed information: http://www.grandstream.com/our-products

GDS3705 AUDIO DOOR ACCESS SYSTEM - QUICK INSTALLATION GUIDE
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GDS3705 WIRING TABLE
Jack Pin Signal Function
J2
(Basic)
3.81mm
1 TX+ (Orange/White)
Ethernet,
PoE 802.3af Class3.
12.95W
2 TX- (Orange)
3 RX+ (Green/White)
4 RX- (Green)
5 PoE_SP2 (Blue + Blue/White)
6 PoE_SP1 (Brown + Brown/White)
7 RS485_B RS485
8 RS485_A
9 GND Power Supply
10 12V
J3
(Advanced)
3.81mm
1 GND Alarm GND
2 ALARM1_IN+
Alarm In
3 ALARM1_IN-
4 ALARM2_IN+
5 ALARM2_IN-
6NO1 Alarm Out
7 COM1
8NO2
Electric Lock9 COM2
10 NC2
J4
(Special)
2.0mm
1 GND (Black) Wiegand Power GND
2 WG_D1_OUT (Orange) Wiegand Output Signal
3 WG_D0_OUT (Brown)
4 LED (Blue) Wiegand Output LED Signal
5 WG_D1_IN (White) Wiegand Input Signal
6 WG_D0_IN (Green)
7 Beep (Yellow) Wiegand Output BEEP Signal
8 5V (Red) Wiegand Power Output
For more details regarding GDS3705 wiring, please refer to User Manual.

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GDS3705 AUDIO DOOR ACCESS SYSTEM - QUICK INSTALLATION GUIDE
Electric Lock GDS3705 Connection Door
Type Power On Power Off NC2 NO2 COM2 Normal Status
Fail Safe Lock Open
  Lock
  Open
Fail Secure Open Lock
  Lock
  Open
Note:
• Please select the correct wiring based on different electric strike/lock and the normal status of door.
• Electric Magnetic Lock will work at
Fail Safe mode ONLY.
Note:
1. Power PoE_SP1, PoE_SP2 with DC, the voltage range is 48V~57V, no polarity.
2. Power with PoE the cable wiring:
• PoE_SP1, brown and brown/white binding
• PoE_SP2, blue and blue/white binding
3. DC Power could be correctly sourced from qualified PoE Injector.
This product is covered by one or more of the U.S. patents (and any foreign patent counterparts thereto) identified at www.cmspatents.com.