Front End (Fep) Cover Replacement - GE VIVID E9 Service Manual

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Front End (FEP) Cover replacement

Preparations

When preparing for the replacement, you must perform the following steps:

ENERGY CONTROL AND POWER LOCKOUT FOR VIVID E9.

WHEN SERVICING PARTS OF THE SYSTEM WHERE THERE IS EXPOSURE TO

VOLTAGE GREATER THAN 30 VOLTS:

1. FOLLOW LOCK OUT/TAG OUT PROCEDURES.

2. TURN OFF THE BREAKER.

3. UNPLUG THE VIVID E9.

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.

DO NOT TOUCH ANY BOARDS WITH INTEGRATED CIRCUITS PRIOR TO TAKING THE

NECESSARY ESD PRECAUTIONS.

1. ALWAYS CONNECT YOURSELF, VIA AN ARM-WRIST STRAP, TO THE ADVISED

ESD CONNECTION POINT LOCATED ON THE REAR OF THE SCANNER (NEAR THE

POWER CONNECTOR).

2. FOLLOW GENERAL GUIDELINES FOR HANDLING OF ELECTROSTATIC SENSITIVE

RISK OF ELECTRICAL SHOCK, VIVID E9 MUST BE TURNED OFF. AVOID ALL

CONTACT WITH ELECTRICAL CONTACTS, CONDUCTORS AND COMPONENTS.

ALWAYS USE NON-CONDUCTIVE HANDLES DESIGNED FOR THE REMOVAL AND

REPLACEMENT OF ESD SENSITIVE PARTS. ALL PARTS THAT HAVE THE POTENTIAL

FOR STORING ENERGY MUST BE DISCHARGED OR ISOLATED BEFORE MAKING

1.) Power down the VIVID E9

2.) Disconnect the Mains Power Cable from the wall outlet.

3.) Disconnect all probes and external I/O cabling.

4.) Remove the Right Side Cover.

Chapter 8 - Replacement procedures