Troubleshooting Common Jcs 1200 Platform Problems; Overview Of Jcs 1200 Diagnostic Tools; Jcs 1200 Troubleshooting Tables - Juniper JCS 1200 Hardware Manual

Chapter 9
Troubleshooting Common JCS 1200
Platform Problems

Overview of JCS 1200 Diagnostic Tools

This chapter provides basic troubleshooting information to help you solve some
common problems that might occur while you are setting up your JCS 1200 platform.
Topics include:
Overview of JCS 1200 Diagnostic Tools on page 85
JCS 1200 Troubleshooting Tables on page 86
Light Path Diagnostic LEDs on page 89
The following tools are available to help you diagnose and solve hardware-related
problems:
Troubleshooting tables—These tables list problem symptoms and steps to correct
the problems. For more information, see the following topics:
Troubleshooting JCS 1200 Fan Module Problems on page 86
Troubleshooting JCS 1200 Management Module Problems on page 87
Troubleshooting JCS 1200 Media Tray Problems on page 88
Troubleshooting JCS 1200 Power Problems on page 89
Diagnostic programs and error messages—The built-in self-test (BIST) program
checks the JCS 1200 platform during startup and generates error messages if
problems are found.
Light path diagnostic LEDs—Use the light path diagnostic LEDs on the JCS 1200
platform and the JCS 1200 components to identify system errors quickly.
Real Time Diagnostics—Real Time Diagnostics tests the major components of
the JCS 1200 platform, including the management modules, switch modules,
removable media drives, and the Routing Engines.
System event logs—The management module stores system events and can be
accessed through the management module user interface.
Service data—The management module stores important hardware information
that can be accessed through the management module user interface.
Overview of JCS 1200 Diagnostic Tools
85