GE Vivid E9 Service Manual page 343

GE
D GB091046, R
IRECTION
8-5-3 Top Cover replacement
8-5-3-1 Preparations
When preparing for the replacement, you must perform the following steps:
ENERGY CONTROL AND POWER LOCKOUT FOR VIVID E9 / VIVID E7.
WARNING WARNING
WHEN SERVICING PARTS OF THE SYSTEM WHERE THERE IS EXPOSURE TO
VOLTAGE GREATER THAN 30 VOLTS:
1. FOLLOW LOCK OUT/TAG OUT PROCEDURES.
TAG
&
LOCKOUT
2. TURN OFF THE BREAKER.
Signed Date
3. UNPLUG THE VIVID E9 / VIVID E7.
4. MAINTAIN CONTROL OF THE POWER PLUG.
5. WAIT FOR AT LEAST 20 SECONDS FOR CAPACITORS TO DISCHARGE, AS THERE ARE NO TEST POINTS TO
VERIFY ISOLATION. THE AMBER LIGHT ON THE OP PANEL ON/OFF BUTTON WILL TURN OFF.
BEWARE THAT THE MAIN POWER SUPPLY AND BACK END PROCESSOR MAY BE ENERGIZED EVEN IF THE POWER
IS TURNED OFF WHEN THE CORD IS STILL PLUGGED INTO THE AC OUTLET.
1.) Power down the VIVID E9 / VIVID E7
2.) Disconnect the Mains Power Cable from the wall outlet.
3.) Disconnect all probes and external I/O cabling.
4.) Remove the Side Covers.
2
EVISION
Chapter 8 - Replacement procedures
VIVID E9 / VIVID E7 BT'13 S M
ERVICE ANUAL
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