Light Path Diagnostic Leds; Using Diagnostic Leds To Diagnose Problems On The Jcs 1200; Platform; Table 23: Troubleshooting Jcs 1200 Power Problems - Juniper JCS 1200 Hardware Manual

Related Topics
Troubleshooting JCS 1200 Power Problems
Table 23 on page 89 shows common symptoms and corrective actions for
troubleshooting power problems.

Table 23: Troubleshooting JCS 1200 Power Problems

Symptom
The JCS 1200 platform
does not start.
Related Topics

Light Path Diagnostic LEDs

Topics include:
Using Diagnostic LEDs to Diagnose Problems on the JCS 1200 Platform
Light path diagnostic LEDs are a system of LEDs on the alarm panel of the JCS 1200
platform and the JCS 1200 components that can be used to diagnose system errors.
If the front or rear system-error LED on the JCS 1200 platform is lit, one or more
Overview of JCS 1200 Troubleshooting Tables on page 86
Overview of JCS 1200 Diagnostic Tools on page 85

Using Diagnostic LEDs to Diagnose Problems on the JCS 1200

Platform on page 89
Diagnostic LEDs on the JCS 1200 Platform on page 90
Replacing a JCS 1200 Media Tray on page 128
Action
1. Make sure that:
a. All power cords are connected to a compatible power source and that the power sources
are working (see "Connecting the JCS 1200 AC Platform to AC Power" on page 62 or
"Connecting the JCS 1200 DC Platform to DC Power" on page 63).
b. The input power and output power LEDs on the power modules are lit.
2. If you just installed an optional device, remove it. If the JCS 1200 platform now starts, you
might have installed more devices than the power modules support. You might have to install
power modules in power module bays 3 and 4.
Overview of JCS 1200 Troubleshooting Tables on page 86
Overview of JCS 1200 Diagnostic Tools on page 85
Using Diagnostic LEDs to Diagnose Problems on the JCS 1200
Platform on page 89
Diagnostic LEDs on the JCS 1200 Platform on page 90
Using Diagnostic LEDs to Diagnose Problems on the JCS 1200
Platform on page 89
Diagnostic LEDs on the JCS 1200 Platform on page 90
Chapter 9: Troubleshooting Common JCS 1200 Platform Problems
Troubleshooting JCS 1200 Power Problems
89