INSTALLATION GUIDE ENGLISH AXIS Q7920 Chassis
Legal Considerations Regulatory Information Video and audio surveillance can be regulated by laws that vary from country to country. Check the laws in your local region before using this product for surveillance purposes. Europe Liability Every care has been taken in the preparation of this document. Please inform your local Axis office of any inaccuracies or omissions.
This product fulfills the requirements for emissions and immunity according to EN 50121-4 and IEC 62236-4 railway applications. This product fulfills the requirements for immunity according to EN 61000-6-1 residential, commercial and light-industrial environments. This product fulfills the requirements for immunity according to EN 61000-6-2 industrial environments.
AXIS Q7920 Chassis Safety Information Hazard Levels DANGER Indicates a hazardous situation which, if not avoided, will result in death or serious injury. WARNING Indicates a hazardous situation which, if not avoided, could result in death or serious injury. CAUTION Indicates a hazardous situation which, if not avoided, could result in minor or moderate injury. NOTICE Indicates a situation which, if not avoided, could result in damage to property.
AXIS Q7920 Chassis Safety Instructions NOTICE • The Axis product shall be used in compliance with local laws and regulations. • To use the Axis product outdoors, or in similar environments, it shall be installed in an approved outdoor housing. • Store the Axis product in a dry and ventilated environment. • Avoid exposing the Axis product to vibration, shocks or heavy pressure. • Do not install the product on unstable or vibrating brackets, surfaces or walls.
AXIS Q7920 Chassis Installation Guide This installation Guide provides instructions for installing AXIS Q7920 Chassis on your network. 1. Make sure the package contents, tools and other materials necessary for the installation are in order. See page 7 . 2. Study the hardware overview. See page 8 . 3. Install the hardware. See page 10.
AXIS Q7920 Chassis Hardware Overview 1 2 5 1 2 3 4 5 6 7 6 4 3 7 Network connector 1–4 RJ45 Network port 1–4 SFP Fan tray cover Grounding screw I/O terminal connector RS-485 connector Power in/out connector Note SFP modules are not included in the delivery of AXIS Q7920.
AXIS Q7920 Chassis 4 5 6 7 ENGLISH Fan LED 1–2 Power supply 1–2 (PSU 1 and PSU 2) Slot 1 Front panel cover LED indicators LED Color Indication Network RJ45 1–4 Green Steady for a connection to 1000 Mbit/s network. Flashes for network activity. Amber steady for a connection to 10/100 Mbit/s network. Flashes for network activity. Unlit No network connection. LED Color Indication Network SFP 1–4 Green Steady for a connection to 1000 Mbit/s network. Flashes for network activity.
AXIS Q7920 Chassis Specifications Operating Conditions The AXIS Q7920 is intended for indoor use only. Product Temperature Humidity AXIS Q7920 0 °C to 45 °C (32 °F to 113 °F 10-85% RH (non-condensing) Power Consumption Product AC AXIS Q7920 100–240 V AC, max 365 W Install the Hardware General Placement Requirements • • • • Power source within 1.8 meters. There must be a minimum of 5 cm free space on the bottom, front, rear and on both sides of the AXIS Q7920 to ensure adequate ventilation.
AXIS Q7920 Chassis WARNING • To prevent the risk of electrical shock when in contact with the unit casing, only earthed/grounded power cords should be used to power the AXIS Q7920. • If a foreign object is accidently dropped into the video encoder chassis, always disconnect power before attempting to remove the object. Axis video encoder blades S/N — (Serial Number) is identical to the units MAC/Ethernet address. P/N — is the products model number.
AXIS Q7920 Chassis Unit connectors Rear Connectors Network connector : Standard RJ45 connector, designed for 10/100/1000 Mbps. Network connector : Standard SFP connector, designed for 1000 Mbps. RS-485 connector: Usually used for connecting Pan Tilt Zoom devices. Power In/Out Connectors: 12 V DC 100 mA out. This connector could be used to supply power to external units. I/O Terminal Connectors: Provides the physical interface for up to 12 I/Os. Chassis ID Chassis ID 0–15: Sets a chassis ID.
AXIS Q7920 Chassis 12 Channel 6, RS485B Pin assignments for the I/O Connector of the AXIS Q7900 and AXIS Q7920 Chassis Pin Function Description 1 Channel 1, Configurable I/O 1 2 Channel 2, Configurable I/O 1 3 Channel 3, Configurable I/O 1 4 Channel 4, Configurable I/O 1 5 Channel 5, Configurable I/O 1 Digital input - Connect to GND to activate, or leave floating (or unconnected) to deactivate. Digital output - Uses an open drain NFET transistor with the source connected to GND.
AXIS Q7920 Chassis Replacing a power supply 1 1 2 2 Screw Handle 1. Turn off the power supply that needs to be replaced. 2. Loosen the screw located on the left side of the power supply and remove the power supply using the handle. 3. Insert a new power supply and retighten the screw. The AXIS Q7920 supports hot-swap of a PSU. A PSU can be removed and/or inserted without the need of switch off the AXIS Q7920.
AXIS Q7920 Chassis 4 5 Fans Fan power connectors x2 1. Remove the fan tray cover. 2. Disconnect the fans from the power connectors. 3. Gently pull out the fan tray. 4. Insert a new fan tray. 5. Connect the fans to the power connectors. 6. Mount the fan tray cover The AXIS Q7920 supports hot-swap of a fan tray. A fan tray can be removed and/or inserted without the need of switch off the AXIS Q7920.
AXIS Q7920 Chassis Maximum network output In order to optimize the network performance of the AXIS Q7920 activate as many uplink groups as possible (either RJ45 or SFP). Spread the blades evenly among the slot groups. For every slot group activated an uplink group should be activated. See below for the connection between slot groups and uplink groups. Slot group 1: Slot 1–4. Uplink group 1 Slot group 2: Slot 5–7. Uplink group 2 Slot group 3: Slot 8–10. Uplink group 3 Slot group 4: Slot 11–14.
AXIS Q7920 Chassis Warranty Information For information about Axis’ product warranty and thereto related information, see www.axis.
Installation Guide AXIS Q7920 Chassis © Axis Communications AB, 2013 Ver. M1.13 Date: June 2013 Part No.
