Fan Tray Replacement - GE LOGIQ E10 Basic Service Manual

D 5750007-1EN, R
IRECTION
8-11-18

Fan Tray replacement

Table 8-349 Manpower / Time and Tools
Manpower /
Time
One person /
15 minutes
Table 8-350 Preparations and Preparation Links
Risk of electrical shock, system must be turned off. Avoid all contact with electrical contacts,
WARNING WARNING
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.
IF THE SHEAR WAVE OPTION IS PRESENT, MAKE SURE THE LEDS ON THE CAPACITOR
PACK ARE OFF.
Prior to removing the Card Rack Boards, the LEDs on the end of each board should be unlit, to
indicate boards are NOT powered.
DO NOT TOUCH ANY BOARDS WITH INTEGRATED CIRCUITS PRIOR TO TAKING THE
NECESSARY ESD PRECAUTIONS:
1. ALWAYS CONNECT YOURSELF . THE ESD WRIST STRAP SHOULD BE CONNECTED TO ONE
OF THE TWO RECEPTICALS INTEGRATED ON THE FRAME, SPECIFICALLY FOR THAT
PURPOSE.
2. FOLLOW GENERAL GUIDELINES FOR HANDLING OF ELECTROSTATIC SENSITIVE
EQUIPMENT.
Energy Control and Power Lockout for LOGIQ E10:
WARNING WARNING
When servicing parts of the Ultrasound System where there is exposure to voltage greater than 30
Volts:
1. TURN OFF THE SCANNER.
2. UNPLUG THE SYSTEM.
TAG
&
3. MAINTAIN CONTROL OF THE SYSTEM POWER PLUG.
LOCKOUT
4. WAIT FOR AT LEAST 20 SECONDS FOR CAPACITORS TO DISCHARGE AND THE ON/OFF
Date
Signed
BUTTON (WHITE LIGHT ON THE OP PANEL) TO TURN OFF, AS THERE ARE NO TEST POINTS
TO VERIFY ISOLATION.
J10
5. REMOVE THE BATTERY COVER AND DISCONNECT THE POWER CABLES J10 and J11 (black
TAG
&
LOCKOUT J11
and red) FROM THE BACKPLANE. See:
Signed Date
J10
replacement" on page
J11
Beware that the Main Power Supply, the Batteries, Power Module, ECB Shear Wave Capacitor Pack
may be energized, even if the power is turned OFF if the cord is still plugged into the AC Outlet.
1. Power down the system.
2. Disconnect the mains power cable from the wall outlet.
3. Remove the Side Covers , the Battery Cover and the Front Card Cage Cover.
Preparation Links (if you need more information):
•
4-2-4 "Power SHUT DOWN" on page 4-9
• 8-6-3 "Side Cover(s)/Side Air Intake (Filter) inspection / replacement" on page 8-33.
• 8-11-3 "Front End Card Cage Cover replacement" on page 8-255.
. 1
EV
Refer to: 8-2-5 "Tools needed for servicing the LOGIQ E10" on page 8-6
8-2-6 "PPE Required During Service" on page
Preparations - you must perform the following steps
8-327.
.
Chapter 8 Replacement Procedures
LOGIQ E10 B
Tools / PPE
8-2-2 "Warnings" on page 8-3
S
ASIC ERVICE
8-6.
and 8-11-15 "Rear I/O
M
ANUAL
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8 - 339