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Guardian Angel GA-251 User Manual

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Marasst.book Page 1 Thursday, June 19, 2003 6:05 PM
Guardian Angel
GA-251
Wireless Security System
User's Manual

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  • Page 1 Marasst.book Page 1 Thursday, June 19, 2003 6:05 PM Guardian Angel GA-251 Wireless Security System User's Manual...
  • Page 2 Marasst.book Page 2 Thursday, June 19, 2003 6:05 PM...
  • Page 3 Marasst.book Page 1 Thursday, June 19, 2003 6:05 PM Guardian Angel GA-251 Wireless Security System User's Manual...
  • Page 4 Trademarks All trademarks and registered trademarks are the property of their respective owners. Precautions When using the Guardian Angel, refer to the following instructions: • Read and follow all instructions and warnings provided. • Save these instructions for future use.
  • Page 5 Marasst.book Page 3 Thursday, June 19, 2003 6:05 PM FEDERAL COMMUNICATIONS COMMISSION INTERFERENCE STATEMENT This equipment has been tested and found to comply with the limits for a class B digital device, pursuant t Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interfer- ence in a residential installation.

  • Page 6: Table Of Contents

    Using the Power Adapters ..............15 Plugging In the Power Adapters ............... 15 Using the Guardian Angel Using the Guardian Angel as a Wireless Audio/Video Security System ..16 Setting Channels ..................16 Setting Channels for Single Camera Use ............16 Setting Channels for Multiple Camera Use ............17 Adjusting the Focus ................18...
  • Page 7 Marasst.book Page 2 Thursday, June 19, 2003 6:05 PM...

  • Page 8: Features

    Marasst.book Page 1 Thursday, June 19, 2003 6:05 PM Introduction Thank you for selecting the Guardian Angel. This highly configurable wireless audio/visual monitoring system allows you to set up a monitor- ing network quickly and easily without the need to install wires and cables.

  • Page 9: Unpacking

    Marasst.book Page 2 Thursday, June 19, 2003 6:05 PM Unpacking Contact your dealer immediately if any of the following components are missing. Camera/Transmitter Video Monitor/Receiver Your Guardian Angel includes either a tripod or a fixed mounting bracket (must be assembled). Fixed Mounting Bracket (components)

  • Page 10: Components

    Marasst.book Page 3 Thursday, June 19, 2003 6:05 PM Components Transmitter Antenna Channel Indicator LEDs Channel Selector Power Adapter/ Recharger Port A/V Output Port Focus Ring Microphone On/Off Switch Wall Mount Bracket Tripod Camera mount Angle Bracket Angle bracket Stem Angle screw Base Mount Adjustable leg...
  • Page 11 Marasst.book Page 4 Thursday, June 19, 2003 6:05 PM Receiver Power Switch Speaker Channel Indicator LEDs Antenna Channel Selector Volume Control TFT LCD Screen A/V Output Port Cover A/V Output Port Power Adapter/Recharger Jack...

  • Page 12: Setting Up The Guardian Angel Setting Up The Camera/Transmitter

    Setting Up the Camera/Transmitter This chapter takes you through the steps required to set up the Guardian Angel. Depending on the model you purchased, your Guardian Angel will come equipped with either a fixed mounting bracket or a tripod. For instructions on setting up the tripod, see the next section, “Attaching the...

  • Page 13: Setting Up The Tripod

    Marasst.book Page 6 Thursday, June 19, 2003 6:05 PM Setting Up the Tripod Attaching the Camera to the Tripod 1. Hold the camera firmly to avoid dropping it. 2. Screw the threaded top of the assembled angle bracket clockwise into the hole on the underside of the camera body. Positioning the Tripod The camera tripod is equipped with adjustable legs to allow positioning of the camera at a range of heights.
  • Page 14 Marasst.book Page 7 Thursday, June 19, 2003 6:05 PM Take the following points into consideration when planning a location for your camera: • The camera should be positioned so that the view of the area to be monitored is unobstructed. •...

  • Page 15: Setting Up The Fixed Mounting Bracket

    Marasst.book Page 8 Thursday, June 19, 2003 6:05 PM Setting Up the Fixed Mounting Bracket Assembling the Fixed Mounting Bracket The fixed mounting bracket included consists of three parts: • Angle bracket • Stem • Base mount Follow these steps to assemble the fixed mounting bracket: 1.

  • Page 16: Attaching The Camera To The Angle Bracket

    Marasst.book Page 9 Thursday, June 19, 2003 6:05 PM Attaching the Camera to the Angle Bracket 1. Hold the camera firmly to avoid dropping it. 2. Screw the threaded top of the assembled angle bracket clockwise into the hole on the underside of the camera body. Attaching the Mounting Bracket to a Fixed Surface You may choose to attach the camera mount to a fixed surface such as a wall or ceiling;...
  • Page 17 Marasst.book Page 10 Thursday, June 19, 2003 6:05 PM To mount the camera to a fixed surface: 1. Make sure the mounting assembly components are screwed together firmly. 2. Hold the base of the mount against the fixed surface and point the camera at the area to be monitored.

  • Page 18: Setting Up The Video Monitor/Receiver

    Marasst.book Page 11 Thursday, June 19, 2003 6:05 PM Setting Up the Video Monitor/Receiver The video monitor is designed for portability and convenience. It can be held in your hand and carried around, stored in a pocket, or placed at a comfortable viewing angle on a flat surface.

  • Page 19: Using The Batteries And Adapters

    Marasst.book Page 12 Thursday, June 19, 2003 6:05 PM Using the Batteries and Adapters Turning the Power On Both the camera/transmitter and the video monitor/receiver can be powered using the included power adapters, or using the built-in rechargeable batteries. To turn the transmitter power on, slide the power switch in the direction of the arrow illustrated below: Receiver Power Switch...

  • Page 20: Using The Rechargeable Batteries

    Marasst.book Page 13 Thursday, June 19, 2003 6:05 PM Using the Rechargeable Batteries The rechargeable batteries included with the Guardian Angel provide convenient, cable-free power to both the transmitter and receiver. Normal operating times are as follows: Component Audio Only...

  • Page 21: Recharging The Batteries

    To recharge the receiver or transmitter batteries simply plug the unit into one of the included power adapters as shown in the diagram below. The two chargers that came with your Guardian Angel are interchangeable – either one can be used with the receiver or transmitter.

  • Page 22: Using The Power Adapters

    Marasst.book Page 15 Thursday, June 19, 2003 6:05 PM Using the Power Adapters The Guardian Angel comes with two identical chargers that can be used interchangeably between the camera/transmitter and the video moni- tor/receiver. Read the warning below before proceeding.

  • Page 23: Using The Guardian Angel

    Marasst.book Page 16 Thursday, June 19, 2003 6:05 PM Using the Guardian Angel This section explains how to set up and use the Guardian Angel as a wireless security system or as a wireless A/V entertainment hub. Using the Guardian Angel as a Wireless...

  • Page 24: Setting Channels For Multiple Camera Use

    See the “Troubleshooting” section on page 26 for more information. Setting Channels for Multiple Camera Use The Guardian Angel video monitor/receiver can receive audio and video signals from up to four separate cameras/transmitters. Additional Guard- ian Angel cameras/transmitters can be purchased from your dealer.

  • Page 25: Adjusting The Focus

    26 for more information. Adjusting the Focus The Guardian Angel camera lens focus can be adjusted by turning it clockwise or counter-clockwise as shown in the following figure . Adjust the lens focus ring so that the image on the video monitor screen is clear.

  • Page 26: Adjusting The Volume

    Marasst.book Page 19 Thursday, June 19, 2003 6:05 PM Adjusting the Volume The Guardian Angel video camera has a high-sensitivity microphone built into the front of the body below the camera lens. Microphone Sound picked up by the microphone is transmitted to the video monitor, where it is played through the built-in speaker.

  • Page 27: Connecting To A Television, Vcr Or External Monitor

    Marasst.book Page 20 Thursday, June 19, 2003 6:05 PM Connecting to a Television, VCR or External Monitor The Guardian Angel video monitor/receiver is equipped with a standard 8-pin mini-DIN port at the back of the unit that can be used to connect to a video monitor, television or video recorder with the included video cable.
  • Page 28 For example, a television may need to be set to “A/V” input. 7. Make sure both the Guardian Angel transmitter and receiver are powered on (page 12) and that each is set to the same channel (page 16).

  • Page 29: Using The Guardian Angel As A Wireless Audio/Video Center

    Marasst.book Page 22 Thursday, June 19, 2003 6:05 PM Using the Guardian Angel as a Wireless Audio/Video Center The wireless audio/visual signal transmission capabilities of the Guard- ian Angel make it very convenient to use as a wireless bridge connecting a television to a VCR or DVD player.

  • Page 30: Connecting The Receiver

    Marasst.book Page 23 Thursday, June 19, 2003 6:05 PM 4. Connect the red and white RCA audio connectors to the left and right audio out connectors on the external equipment as shown. Yellow RCA video connector Red RCA audio connector White RCA audio connector Equipment output ports...

  • Page 31: Turning On The Power (A/V Center Mode)

    Marasst.book Page 24 Thursday, June 19, 2003 6:05 PM 2. Locate the audio and video RCA input ports on the equipment you want to connect. 3. Connect the yellow RCA video connector to the RCA video in port. 4. Connect the red and white RCA audio connectors to the left and right audio in ports on the external equipment as shown below.

  • Page 32: Setting Up Channels For A/V Center Use

    Recording on a VCR You can record the Guardian Angel’s audio/video signal onto a video cassette by connecting the receiver to a VCR. Adjusting Reception Quality If video or audio quality is noisy or distorted, try setting the transmitter and receiver to a different channel.

  • Page 33: Specifications

    Marasst.book Page 26 Thursday, June 19, 2003 6:05 PM Specifications General Frequency Range 2.400-2.4835 GHz Transmission Range 300 ft Channel Selection 4 channels Video-Audio MOD/DEMOD Type FM/FM Power Supply Input: 110V ~240V Output: 10VDC, 1.2A Battery Built-in Li-ion 7.4V/1350mA Charger Built-in Smart Li-ion battery charger Operating Temperature...
  • Page 34 6. The audio/video reception is not clear. • The Guardian Angel uses the 2.4 GHz frequency range which is also used by microwave ovens, indoor DECT phones and wireless LANs. If any two such devices are operating at the...
  • Page 35 Marasst.book Page 28 Thursday, June 19, 2003 6:05 PM to prevent, switching to different channels can help. • Because the 2.4 GHz frequency resonates with water, transmis- sion is sensitive to weather conditions and moving people. Poor transmission quality can be improved by adjusting the location, angle or direction of the antennas.
  • Page 36 Guardian Angel Before using the AC power adapters and the A/V cable that come with the GA-251 Guardian Angel, you must first assemble the included electromagnetic interference (EMI) cord attachment as show here. Lift the tab at the top of...

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