GE FL000090, Service Manual

Page: 281 / 740

GE H
EALTHCARE
D
IRECTION
FQ091013, R
EVISION
1 V
IVID
I
N AND
V
IVID Q
N S
ERVICE
M
ANUAL
Chapter 4 - General Procedures and Functional Checks 4-33
4-3-3 SafeLock Cart Functional Tests
NOTE: In the event that when mounting the Vivid i/Vivid q N portable ultrasound scanner on the SafeLock Cart,
the unit does not lock firmly in position when inserted into the safelocks (or, if when removing the unit
from the Cart, it is difficult to disengage the safelocks), it is necessary to perform the alignment
procedure as described in
3-8-2 "Adjusting the SafeLock Cart Locking Mechanism" on page 3-68 .
4-3-3-1 Main Shelf Movement Test
4-3-3-2 Brakes Function Test
4-3-3-3 SafeLock Cart USB Test
Table 4-20 Main Shelf Movement Test - Recommended
Step Task Expected Result(s)
1
Lift the release handle located on the left side of the
SafeLock Cart upwards .
The locking mechanism of the up and down movement
is released, allowing the main shelf to be raised.
2
While lifting the release handle, raise the shelf upwards
and make sure it is able to reach its maximum height. Ensure that you do not apply too much force to move
the main shelf and that the shelf movement is smooth.
3
Press the release handle down, while pushing the main
shelf back
downwards to return it to its lowest position.
The main shelf returns to its lowest position.
Table 4-21 Brakes Function Test (SafeLock Cart - Front Castor Wheels) - Recommended
Step Task Expected Result(s)
1
Release the wheel lock (upper lever) on each front
castor wheel by pulling it
upwards . Push and pull the unit
right, left, backwards and forwards.
Ensure that the wheels move freely in all directions.
Check the wheels for wear and tear, and replace if
necessary.
2
Press the foot brake (lower lever) down on each front
castor wheel to lock the wheels in position. Push and pull
the unit right, left, backwards and forwards.
Ensure that the wheels are locked and there is no
movement in any direction.
Table 4-22 SafeLock Cart USB Functional Test - Recommended
Step Task Expected Result(s)
1
Plug the service dongle (Technical Support plug) into
one of the USB ports on the SafeLock Cart.
2
Switch ON power to the SafeLock Cart.
3
With the Vivid i n/ Vivid q N scanner mounted into
position on the cart, switch ON power to the scanner.
The red LED on the service dongle illuminates.
4
Move the service dongle between each of the four USB
ports in turn, checking that the LED illuminates correctly.
The red LED on the service dongle illuminates.