Contents

• Contents
• Computer and Tracking Program Startup
  • System Startup
    • Turning on the MODCOMP Computer
    • Loading (or Reloading) the MODCOMP Computer MAX IV Operating System
  • Tracking Program Start-Up
  • Turning on and pointing the Telescope
    • Antenna Power Up
    • Subreflector Power Up
    • FAAS Power Up
    • Pointing the Telescope
  • Activate Instrument Computers
    • Ethernet Bridge (prescott)
    • Platform PC (ppc)
    • QEF PC (qef)
    • FAAS PC (faas)
  • Rebooting the Computer
  • System Shutdown
  • Tracking Program Startup Checklist
• Tracking Programs
  • Introduction
  • Command Entry from a Terminal
    • Command entry at the VT100 terminal in the Control Room
    • Command entry at the UNIX Workstation
    • Command Entry by a Remote Observer
  • Command Structure and Syntax
  • Command Entry Modes
    • Command Entry from the Keyboard
    • Command Entry via User Defined Functions
      • Defining New Functions
      • Aborting Functions
    • Command Entry from Disk Files
      • Timed Input from a Disk File
      • Sequential Input from a Disk File
      • Review of Disk File Contents
      • Terminating or Aborting Disk File Input
  • Tracking Program Displays
  • Instrument Program Displays
  • Online Help with Tracking Program Commands
• Control of Instruments
  • The Antenna
    • Enabling Tracking
    • Source Positions
    • Ephemeris Tracking
    • Pointing Offsets
    • Telescope Limits
  • The Subreflector
  • Receivers
    • Selecting a Receiver
    • Setting the Frequency
  • Spectrometers
    • Spectrometer Configuration
      • FAAS Setup
      • Blanking Measurements
  • Continuum Configurations
  • Control of CAL Chopper
  • Radome Environment and Telescope Thermal Control
• Data Collection Programs
  • Introduction
    • Scan Storage
    • Conditions that Prevent Data Taking and Their Circumvention
  • Data Calibration - CAL
    • Spectral Line Data Calibration
    • Continuum Data Calibration
  • Position Switching - PS and DPS
    • Two Beam Continuum Observations with PS or DPS (REFSAME)
  • Beam Switching
  • Frequency Switching - FS
  • Mapping - MAP
  • Five Point Mapping - FIVE
    • Spectral Line Five Points
    • Continuum Five Point Maps
  • APOINT - Auto Pointing & Focusing
  • Polarization Switched Observations
    • Spectral Line Polarization Switched - PLSW
    • Continuum Polarization Observations
  • ON Source Observations - ON
  • Off Source Observations - OFF
• Utility Programs
  • Skydip Routine - DIP
  • Source Catalog Program - CAT
    • Input from the UNIX Workstation
  • Cometary Ephemeris Program
• Sensors and Alarms
• Operator Terminal Error Messages
• Trouble Shooting Guide
  • General
  • SEQUOIA
• Emergency
  • Life and Limb
  • Power Outage
• Index
• About this document ...