Manual Version 1.0 / April
UserÕs Manual
What youÕve got here
Feedback
Customer Service
Blank Screen?
Test Lines
ZephyrExpress will dial a test line for you
Trademarks
Updates
Power Supply
Warranty
Repairs
Table of Contents
System Functions
Troubleshooting
Schematics and Data Sheets Appendix
Isdn Reference
Introduction
H i c t
Block Diagram
Utility Menu
Menu Structure
Tune into one of our test lines
Quick Results
Quick Results
Part
Gather information about your Isdn line
Isdn type, check one
Isdn telephone numbers with area code
MSN numbers, i f supplied Euro ETS300 only
Set up the hardware
Quick Results
HConfigure ZephyrExpress for your Isdn line
Quick Results
Configure the Codec
Call yourself testing your unit and the line
HOT TIP
Place the call to yourself
Set up an audio input and output
Quick Results
Tune into one of our test lines
Isdn TIP
Knob either direction to change the LCD Contrast
Fast Answers to Frequently-Asked Questions
He Basics
What do I do if IÕm totally lost?
Scrollbar Highlighted
How do I use the menus?
Right
How do I use a menu that appears locked?
How do I lock a specific menu?
How do I enter numbers or names?
H6 How do I create my own Setups and Master Setups?
HOT TIP
How do I test that IÕve set things up properly?
How do I manually enter a network setup?
What do I do if I canÕt connect?
Alternate test procedure
How do I use line-level sources?
Audio setup How do I set ZephyrExpress for my microphones?
How do I create a monitor mix?
How do I test my audio and compression setups?
Isdn Connection How do I place a call?
HHOT TIP
What do I do if they canÕt hear me?
How do I hang up?
How do I send a test tone?
Where do I find answers to other questions?
Circuit information · 1-4 coding methods ·
Quick Results
Zephyrexpress Hardware
Front Panel
About our hardware
Send Mixer
Mixer Section
Level Controls
Monitor Mixers
Display section
Send and Receive Meters
Lock LEDs
LCD Display
Edit knob
Control section
Dial button
Drop button
Rear Panel
Mode switches
Data connection section
Isdn Connections
Interface Pinouts
Line C Top pin
Remote Control jacks
Output 12 N/C Input 15 N/C
RS-232 Pinouts
Parallel Port
Inputs
About the XLR Connectors
Audio i/o section
Outputs
Ground Audio +
All XLR Pinouts
Microphone Inputs
ZephyrExpress
Direct Isdn Receive outputs
Line Inputs
Conductor Input plug
Monitor 1 XLR outputs
Headphone Jacks
Power connection
Power Supply Jack
Monitor 1, Monitor 2 Headphone outputs
Power Input
Power Supply XLR Output
+5Vdc @ 5A +12Vdc @ 1.5A 12Vdc @ .5A System Ground
Zephyrexpress Hardware
Zephyrexpress Hardware
Audio Operations
Mix flexibility
Console at your fingertips
Routing
Send Mixer
Beware the Phantom
Compression, will make any perceptual coder less efficient
Mic Routing Switches
Bold Face Front Panel Hardware
Line Routing Switch
Gain
Routing, convert the mic inputs to line-level
Send Meters
Send Level Controls
Send
Monitor Routing Switches
Monitor Mixers
Receive Meters
About Monitor Panning
Monitor 1 Send
Adjusting individual monitor panning
Lock lights
Receive Meters
Talkback and cues can cut the cost of remote broadcasts
Analog call signal routing
Analog G.711 phone calls
Receiving calls
Hanging up
Placing calls
Dealing with Delay
Mix-Minus
Phones and Remotes
Remote Site
Audio Operations
Compatibility
Layer 3 Features
Introduction to Audio Coding
Overview
Basic Principles of Perceptual Coding
Coding
Psychoacoustic Masking
Layer 3 Features
Bands
Redundancy Reduction
Bit Reservoir Buffering
Ancillary Data
Layer 3 Joint Stereo
722
Layer 2 Joint Stereo
Layer 2 Mono-128
Cascading
Mixed Mpeg Layer 2 And Layer 3 Signal Chains
Layer 722
Audio Coding Comparison Chart
Algorithm Audio Freq. Response/mono
Audio Freq. Response/stereo
With two transmission paths
Delay vs. Quality
Dual vs Stereo vs Joint Stereo in Layer
With one transmission path
With two transmission paths
Dual Site Operation
Layer 2 Mono64kpbs vs MONO128 Dual vs Jstereo
With one transmission path
Sampling Rate
Compatibility
Between Telos Codecs
With Non-Telos Equipment
Coding
Coding
Autodial Setups
Codec menu Audio menu Isdn menu System menu Safe mode menu
Menu Overview
Typical menu
Menu System
Navigation Shortcuts
Weõre not Fortune Tellers
Getting Help
Utility Menu
Menu Overview
Using Setups
Applying a Setup
Creating or Changing a Setup
Applying a Master Setup
Master Setups
Auto-creating a new Master Setup
Creating or Changing a Master Setup
Manually creating a Master Setup
Updating an existing Master Setup
Deleting a Master Setup
Autodial Setups
Creating a new Autodial
Editing or deleting an Autodial
Codec menu
Menu Details
Isdn TIP
Audio menu
See , Audio 75 dB @ 100 Hz -10 dB @ 40 Hz
Isdn menu
Directory Number 7 digits
System menu
Seconds Minute Minutes Minutes Never
Safe mode menu
Menus
Ordering Central Office Switches and Protocols
Background Basic Rate Interface BRI
ZephyrExpress Isdn Compatibility
Background
Isdn Basics
Isdn TIP
Basic Rate Interface BRI
Spids
Get the SPIDs
Get the SPIDs
Long-Distance Digital Connectivity
Directory Numbers DNs
Dealing with The Phone Company
Switch carriers
CSD and CSV
Details, Details
Terminals and Terminal Types
ZephyrExpress Isdn Compatibility
Protocols
NT1s
National ISDN-1 USA and Canada
Ordering Central Office Switches and Protocols1
AT&T Point-to-Point Custom USA, Japan, Israel, some others
Zephyrexpress Settings for YOU to Enter
AT&T Point-to-Multipoint Custom
Zephyr Settings for YOU to Enter
Euro-ISDN Europe, Hong Kong, some others
Isdn
System Functions
Introduction
Software Updates
Serial Port
ZephyrExpress data ports
Communicating
Pin Ground
Pin
Hello, ZephyrExpress
Security Levels
Login user ¶
Command Help
Command Language Details
Compatibility Note
Display current encoder input & decoder
Kept
# for decimal numbers
Times
Ground, the call is dropped
Parallel Port
System Functions
Troubleshooting
First Steps
General
Thinking About Problem Solving
Troubleshooting
Front-panel LEDs
Diagnostic Aids
Other Ideas
Look into the Lights
NT1 status LED
TheyÕre disconnected during Far Loopback mode
Far Loopback for local audio testing
Loopback modes
Block diagram of the audio circuitry during Far Loopback
Near Loopback for codec testing
Operation
Far Loopback from the distant studio
Loopback Summary
No functionality the box is totally or partly dead
Some Error Conditions
Site B, but works perfectly when site B calls site a
Condition Isdn Connecting OK, But No Audio
Condition No Audio In Both Directions
Condition Audio In One Direction Only
Condition Audio Distorted
Condition CanÕt Get Isdn Ready Ready Indication
Isdn Problems
Error Messages
Condition Major Echo Action
Dial, itÕs likely that your line is really National ISDN-11
Ready when the switch type is set to PTP, and you cannot
Really Important Isdn TIP
Can you place a pots call?
What does the Isdn Cause phrase say?
Isdn Cause Phrases/Values
Intermittent Isdn Problems
Cause No No prefix
Cause No No route to destination. Prefix 1 dialed in error
Cause No Check number, redial
Cause No No route to network
Cause No Number changed
Cause No No far end response
Cause No No answer
Cause No Call rejected
Cause No Net out of order
Cause No Net problem, redial
Cause No Access information discarded
Cause No No circuit available
Cause No Incompatible bearcap
Cause No Service operation violated
Cause No Resource unavailable
Cause No Requested facility not subscribed
Cause No Message type nonexistent or not implemented
Cause No Invalid information element contents
Cause No Timeout disconnect
Cause No Protocol Error, Unspecified
Troubleshooting
Schematics
Appendix
Level, Gain, dBu and dBm
ÒNominalÓ Levels
Codec Compatibility Information
CCS Comrex Intraplex
CCS CDQ1000
Comprehensive ZephyrExpress Compatibility List
Dialog
YouCom
Comrex Layer-II DX-200
CCS CDQ2000
CCS CDQ2001
CCS Prima
Philips MPR Baby Blue
PKI G.722 phone
PKI Magic
Philips MPR LIIBlue
WWW Phone EdNet
Telos World Wide Web site Audiobahn
WWW Paper
Digifon List
List of Known Working SPIDs by Telephone Company
Southwestern Bell
Northern Pittsburgh Tele- phone
Nynex
Pacific Bell
Company Telephone Number Worldwide WEB
Ordering Isdn
Protocols
IOC Capability Packages
SPIDs
CSD and CSV
56/64kbps
NT1s
Terminals and Terminal Types
Long Distance Carriers
Faxable Isdn Order Form for use in US only
From Location for line
Faxable Isdn BRI Line Order Form Page 1
Protocol National ISDN-1
Protocol AT&T Point-to-Point Custom
CO Values
Not supported by ZephyrExpress
Protocol AT&T Point-to-Multipoint Custom
Protocol Northern Telecom DMS100 ÔFunctionalÕ Custom, PVC1
Give us
Appendix