ATX Chromadigm-HS, Chromadigm-HQ Quick Start Manual
Patented
U.S.# 7,936,997
Chromadigm CHS/CHQ Transmitter
Quick Start Guide
Although every effort has been taken to ensure the accuracy of this document it may be necessary, without notice, to make amendments or correct omissions.
Specications subject to change without notice.
Products or features contained herein may be covered by one or more U.S. or foreign patents. Other non-ATX product and company names in this manual are the property of their respective
companies.
TABLE OF CONTENTS
1. SAFETY ............................................................. 1-1
1.1 Electric Shock Hazard ............................................. 1-1
1.2 Installation Site ................................................... 1-1
1.3 Installation Requirements ........................................... 1-1
1.4 Equipment Placement. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1
1.5 Power Connections. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2
1.5.1 Connection to AC Power Source ..................................... 1-2
1.5.2 Connection to -48 VDC Power Source ................................. 1-2
1.6 Fuse Replacement ................................................ 1-2
1.7 Laser Safety ..................................................... 1-2
1.8 Laser Power & Warning Labels ...................................... 1-3
2. PRODUCT INTRODUCTION ............................................. 2-1
3. BLOCK DIAGRAM & OPERATION ........................................ 3-1
4. MODULE SET-UP ...................................................... 4-1
4.1 Setting RF Input Levels ............................................ 4-1
4.1.1 CHS All QAM Channels ............................................ 4-1
4.1.2 CHS Mix of Analog & QAM Channels .................................. 4-1
4.1.3 CHQ All QAM Channels ............................................ 4-1
4.2 Conguring the CHS/CHQ Transmitter ................................... 4-2
4.2.1 AGC Mode ...................................................... 4-3
4.2.2 MGC Mode ...................................................... 4-3
5. SERVICE & SUPPORT .................................................. 5-1
5.1 Contact ATX Networks ............................................. 5-1
5.2 Warranty Information .............................................. 5-1
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iv Chromadigm CHS/CHQ Transmitter – Quick Start Guide
SAFETY – READ ME FIRST
1. Safety
WARNING! FAILURE TO FOLLOW THE SAFETY PRECAUTIONS LISTED BELOW MAY RESULT IN PROPERTY DAMAGE
OR PERSONAL INJURY. PLEASE READ AND COMPLY WITH THE FOLLOWING:
• Carefully read all safety and operating instructions contained in this user guide before operating this equipment, and
retain them for future reference.
• Follow all installation and operating instructions. Pay attention to all warnings and cautions in the user guide as well
as those that are afxed to this equipment.
1.1 Electric Shock Hazard
This equipment meets applicable safety standards.
WARNING: To reduce risk of electric shock, perform only the instructions that are included in the
operating instructions. Refer all servicing to qualied service personnel only.
Adhere to the following safety warnings and guidelines:
• Dangerous Voltages
◦ Only qualied service personnel are allowed to perform equipment installation or replacement.
◦ Disconnect power before servicing the unit.
◦ Only qualied service personnel are allowed to remove chassis covers and access only eld-replaceable
pluggable accessories.
• Grounding
◦ Do not violate the protective grounding by using extension cables, power cables, or other devices on
the mains power without a protective ground conductor.
◦ If this equipment is equipped with an external grounding terminal, attach one end of an 18-gauge
wire (or larger) to the grounding terminal; then, attach the other end of the wire to a ground, such as a
grounded equipment rack.
CHAPTER 1:
SAFETY
1.2 Installation Site
When selecting the installation site, comply with the following:
• Maintain a Protective Ground - The protective ground lead of the building’s electrical installation should comply with
national and local electrical and safety requirements.
• Environmental Condition - The installation site should be dry, clean, and ventilated. Do not use this equipment where
it could be at risk of contact with water. Ensure that this equipment is operated in an environment that meets the
requirements as stated in this equipment’s environmental specications.
1.3 Installation Requirements
WARNING: Allow only qualied service personnel to install this equipment. The installation must
conform to all local codes and regulations.
1.4 Equipment Placement
WARNING: Avoid personal injury and damage to this equipment. An unstable mounting surface
may cause this equipment to fall.
• Install this equipment in a restricted access location.
• Place this equipment close enough to a mains AC outlet to accommodate the length of this equipment’s power cord.
Chromadigm CHS/CHQ Transmitter – Quick Start Guide 1-1
CHAPTER 1:
SAFETY
• Route all power cords so that people cannot walk on, place objects on, or lean objects against them.
• Make sure the mounting surface or rack is stable and can support the size and weight of this equipment.
• Make sure that the rack is placed on a stable surface. If the rack has stabilizing devices, install these stabilizing
devices before mounting any equipment in the rack. The mounting surface or rack should be appropriately anchored
according to manufacturer’s specications.
• Ensure this equipment is securely fastened to the mounting surface or rack to protect against damage.
• This equipment has openings for ventilation to protect it from overheating. To ensure equipment reliability and safe
operation, do not block or cover any of the ventilation openings.
WARNING: Avoid personal injury and damage to this equipment. Mounting this equipment in the
rack should be such that a hazardous condition is not caused due to uneven mechanical loading.
CAUTION: Installation of this equipment in a rack should be such that the amount of airow
required for safe operation of this equipment is not compromised.
1.5 Power Connections
1.5.1 Connection to AC Power Source
IMPORTANT: If this equipment is a Class I equipment, it must be grounded.
• Connect this equipment only to the power sources that are identied on the equipment-rating label.
• Overcurrent protection breakers or fuses must be sized appropriately for the total current rating of the modules and
accessories contained within a system chassis or multiple chassis that are connected to a common mains circuit.
• This equipment may have two power sources. Be sure to disconnect all power sources before working on this
equipment.
• If this equipment does not have a main power switch, the power cord connector serves as the disconnect device.
1.5.2 Connection to -48 VDC Power Source
• Use at least #16 AWG wire for all DC power wiring.
• Overcurrent protection breakers or fuses must be sized appropriately for the total current rating of the modules and
accessories contained within a system chassis.
• Follow the recommended practices of the DC power system manufacturer.
CAUTION: Consider the connection of this equipment to the supply circuit and the effect that
overloading of circuits might have on overcurrent protection and supply wiring.
1.6 Fuse Replacement
To replace a fuse, comply with the following:
• Disconnect the power before changing fuses.
• Identify and clear the condition that caused the original fuse failure.
• Always use a fuse of the correct type and rating. The correct type and rating are indicated on this equipment.
1.7 Laser Safety
This equipment may be connected to an infrared laser source that transmits intensity-modulated light and emits invisible
radiation.
1-2 Chromadigm CHS/CHQ Transmitter – Quick Start Guide
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