Epson Aculaser C9200N, Service Manual

Page: 97 / 441

EPSON AcuLaser C9200N Revision D
Troubleshooting Overview 97
Confidential
3.1 Overview
For efficient troubleshooting, verify the condition of the trouble carefully, and refer to
the troubleshooting procedures given in this chapter, the operating principles (chapter
2) and the appendix (chapter 7).
3.1.1 Procedure Outline for Troubleshooting
Perform troubleshooting work according to the following flowchart.
.
3.1.2 Preliminary Check
Before starting troubleshooting, make sure that the following conditions are all met.
1. The power supply voltage must be within the specification limits. (Measure the
voltage at the electric outlet.)
2. The POWER CORD must be free from damage, short circuit or breaking, and
should be connected properly to the power source.
3. The printer must be grounded properly.
4. The printer should not be located in a place where it can be exposed to too high or
low temperature, too high or low humidity, or abrupt temperature change.
5. The printer should not be located near waterworks, humidifiers, heaters or flames,
in a dusty atmosphere, or in a place where the printer can be directly exposed to air
blasts from an air conditioner.
6. The printer should not be located in a place where volatile or inflammable gases
are produced.
7. The printer should not be located in a place where it can be exposed to direct
sunlight.
8. The printer must be located in a well-ventilated place.
9. The printer must be placed on a solid, stable and flat surface.
10. The paper used must conform to the specifications. (Standard paper is
recommended.)
11. There should be no errors in handling of the printer.
12. The periodic replacement parts must have been replaced at the right time.
13. The two firmwares for the controller and the engine controller should be the latest
version.
C H E C K
P O I N T
For “Location (electrical parts)” described from next page,
refer to
“ 7.1 Connection Diagram ” (p338)
Step Reference
1 Verify the condition of the
trouble • Information from the operator
• Test on the printer to check the trouble status
• Check the status sheet
• Check the engine status sheet
• Check the print quality
2 Preliminary Check Refer to "3.1.2 Preliminary Check (p. 97)"
3 Troubleshooting Refer to "3.1.4 Troubleshooting Flowchart (p. 98)"
4 Check if the trouble returns to
normal
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5 Preventative maintenance Refer to Chapter 6 " MAINTENANCE (p. 331)"
6 Finish ---