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"Inspecting the system"
•
This section provides a more comprehensive checklist that you can use to check the E-85 internally and externally. If
your initial checks fail, you may want to go through this checklist before concluding that you need to replace a cable or
component.
To troubleshoot specific symptoms, see
Checking interface cables
Before removing the left panel of the E-85 to check internal components, eliminate the most obvious sources of problems.
Verify the following:
All interface cables to the system are plugged into the proper connectors on the connector panel of the E-85 (see
•
Figure
3).
•
The power cable is plugged into the wall supply.
•
The E-85 is powered on.
The upper LED next to the 10/100/1000 Mbps network port is blinking to indicate network activity (see
•
Figure 44: E-85 connector panel
If all the connectors are properly in place and the power is on, proceed to the next stage of troubleshooting.
Checking internal components
To check the internal components, you must remove the left panel of the E-85.
Caution: Before you remove E-85 panels to inspect and handle internal components, see
Use standard ESD precautions when handling printed circuit boards and other electronic components.
Use the guidelines and procedures in
To check internal components
1 Shut down, remove all cables from the back, and then open the E-85 (see
To access the motherboard, you must remove the left panel.
Important: Before you touch any components inside the E-85, attach a grounding strap to your wrist and
discharge any static electricity on your body by touching a metal part of the E-85.
2 Inspect the inside of the E-85.
Make sure that no foreign materials have been dropped into the chassis.
•
Look for loose boards and reseat each board securely in its connector on the motherboard.
•
•
Look for loose cables. Reseat each connector firmly.
on page 104
"Table 6: E-85 error messages and conditions"
Replacing parts
Installation and Service Guide: Color Controller E-85
when disassembling, checking, and reassembling the E-85.
page
Troubleshooting
on page 109.
"Precautions"
48).
103
page
37).
on page 10.
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Table of Contents
Troubleshooting
