GE MEDICAL SYSTEMS PROPRIETARY TO GE
D
IRECTION 2294854-100, REVISION 3 LOGIQ™ 9 PROPRIETARY MANUAL
Chapter 8 Replacement Procedures 8-123
8-31-4 Fan Assembly Removal Procedure (cont’d)
4.) Remove Modem and it’s power supply.
5.) Disconnect all cables from the External I/O Assembly
6.) Remove External I/O. Unscrew the two Phillips screws fastening the External I/O to the chassis leg.
(see External I/O Replacement Procedure on page 8-126 for more details).
7.) Unscrew the Phillips screw from the Internal I/O rear wall and pull the External I/O free from the
socket on the Internal I/O.
8.) Remove the AC Controller (Refer to AC Controller Replacement Procedure on page 8-106) for
more details).
9.) Disconnect the Front End Card Rack Input Voltage cable and the Fan Speed Control cable.
10.)Remove the four screws holding the AC Controller.
11.)Turn the AC Controller to gain better access and unplug the remaining cables. Ensure each cable
and connector are properly marked fopr installation later.
12.)Pull out the AC Controller.
13.)Disconnect Fan Cable. See Figure 8-131.
.
14.)Unscrew one (1) Phillips screw that fasten Fan Assembly. See Figure 8-132.
15.)Free Fan Assembly from the Board Rack sidewall hitch-up. See Figure 8-131.
16.)Push disconnected cables and connectors down and out of the way.
17.)Lower the front side of Fan Assembly and remove the Assembly carefully out the back. See Figure
8-133.
NOTE: Be careful of the External I/O Connector when removing the Fan Assembly.
Figure 8-132 Cover Airduct
Filter
Screws
Filter Frame
Cover Airduct
Vibration bumper Fan Assy Screw
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