Troubleshooting/Service; Overview; Table 7-16 Software Upgrades - Honeywell UDC2500 Product Manual

Troubleshooting/Service

7.1 Overview

Introduction
Instrument performance can be adversely affected by installation and application
problems as well as by hardware problems. We recommend that you investigate the
problems in the following order:
• installation related problems
• application related problems
• hardware and software related problems
and use the information presented in this section to solve them.
What's in this section?
The following topics are covered in this section.
7.1 Overview
7.2 Troubleshooting Aids
• Overall Error Messages
• Controller Failure Symptoms
• Customer Support
• Determining the Software Version Number
7.3 Power-up Tests
7.4 Status Tests
7.5 Background Tests
7.6 Controller Failure Symptoms
7.7 Troubleshooting Procedures
• Power Failure
• Current Proportional Output Failure
• Time Proportional Output Failure
• Time/Current - Current/Time Proportional Output Failure
• Alarm Relay Output Failure
• Keyboard Failure
7.8 Restore Factory Configuration
7.9 Software Upgrades
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7 Troubleshooting/Service
TOPIC
UDC2500 Universal Digital Controller Product Manual
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