EPT031055 Issue 2 September 2017 5-1
PART 5: MAINTENANCE AND FAULT
FINDING
CONTENTS
Page
CHECKING FANS AND AIR VENTS ..................................................... 5-3
Control Unit Fans ............................................................................. 5-3
CLEANING THE LENS .......................................................................... 5-3
Laser Protection Window ................................................................. 5-4
GENERAL CLEANING .......................................................................... 5-5
SERVICE: REPLACEMENT OF COMPONENTS ................................... 5-5
Applications without Shutter ............................................................ 5-5
Applications with Shutter ................................................................. 5-5
FAULT FINDING .................................................................................... 5-6
STATUS MESSAGES AND SUGGESTED ACTIONS ............................. 5-7
System Status Messages ................................................................ 5-7
REPLACING THE LENS ........................................................................ 5-23
CHANGING THE FUSES ...................................................................... 5-24
Main Power Fuses F1 and F2 ........................................................... 5-24
Laser Power Supply Fuse, Label F3 ................................................ 5-24
Fan Power Supply Fuse, Label F4 and F5 ....................................... 5-25
CHANGING THE PC-CMOS SETUP BATTERY .................................... 5-26
HIGH VOLTAGE DURING MAINTENANCE ........................................... 5-26
STATUS LEDS ....................................................................................... 5-27
TOUCHPANEL BUFFER BATTERY ....................................................... 5-29
FUME EXTRACTION SYSTEM .............................................................. 5-30
General Notes .................................................................................. 5-30
Recommended Routine Maintenance ............................................. 5-30
Daily ............................................................................................. 5-30
Weekly ......................................................................................... 5-30
Annual ......................................................................................... 5-30