GE LOGIQ E9 Service Manual page 561

GE H
EALTHCARE
D 5180263-100, R
IRECTION
8-11-2 Internal Peripherals overview
• Refer to:
8-11-3 DVD R/W drive replacement
8-11-3-1 Manpower
One person, 15 minutes.
8-11-3-2 Tools
For tools needed, refer to:
8-11-3-3 Preparations
When preparing for the replacement, you must perform the following steps:
Energy Control and Power Lockout for LOGIQ E9
NOTICE
WHEN SERVICING PARTS OF THE SYSTEM WHERE THERE IS EXPOSURE TO VOLTAGE
GREATER THAN 30 VOLTS:
1. TURN OFF THE SCANNER.
2. UNPLUG THE SYSTEM.
3. MAINTAIN CONTROL OF THE SYSTEM POWER PLUG.
TAG
&
LOCKOUT
4. WAIT FOR AT LEAST 20 SECONDS FOR CAPACITORS TO DISCHARGE AS THERE ARE NO
Signed Date
TEST POINTS TO VERIFY ISOLATION. THE AMBER LIGHT ON THE OP PANEL ON/OFF BUTTON
WILL TURN OFF.
5. DISCONNECT THE EPS (EXTENDED POWER SHUTDOWN) BATTERY AT J3, OR THE
BATTERY FROM THE CHARGEBOARD AT PCN1 WHEN WORKING IN THE BEP. THIS SHOULD
BE DONE WHENEVER THE BEP IS OPEN AND THE EPS OR CHARGEBOARD IS EXPOSED AND
CHANGING PARTS.
Beware that the Main Power Supply, Extended Power Shutdown or ChargeBoard and BEP may be
energized even if the power is turned OFF if the cord is still plugged into the AC Outlet.
DO NOT TOUCH ANY BOARDS WITH INTEGRATED CIRCUITS PRIOR TO TAKING THE
WARNING WARNING
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 (TO THE RIGHT OF
THE POWER CONNECTOR).
2. FOLLOW GENERAL GUIDELINES FOR HANDLING OF ELECTROSTATIC SENSITIVE
EQUIPMENT.
RISK OF ELECTRICAL SHOCK, SYSTEM MUST BE TURNED OFF. AVOID ALL
WARNING WARNING
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
CONTACT.
1.) Power down the system.
2.) Disconnect the mains power cable from the wall outlet.
3.) Disconnect all Probes and External I/O Cabling.
5
EV
Section 3-7-4 "Optional Peripherals/Peripheral Connection" on page 3-29.
8-2-5 "Tools needed for servicing LOGIQ E9" on page
Chapter 8 Replacement procedures
LOGIQ E9 Service Manual
8-5.
8 - 197