Aloka ProSound Alpha 10, Руководство по обслуживанию, Страница: 147 / 405

MN2-2008 Rev.1
SECTION 8 Performance Check
8 - 3
8-4-1
Functional check
Using the operation panel of the equipment, you can check the operative condition of the function
corresponding to each panel switch.
1) Checking the panel switch operation
When any PCB around the panel or any switch on the panel is replaced, particularly check
the condition of the key top (cap). If the key top position is shifted, the switch may not
operate normally.
"
Panel LED lamps
During system booting-up, check that all green LED lamps light, and all orange LED
lamps except “DEPTH” and “VEL RANGE” light.
"
KEY BOARD
Input of all the characters, ESC, Tab, Caps Lock, Shift, Ctrl, ID, Comment, Enter, Delete,
Arrow key, F1~F13 key.
"
New Patient
The patient entry screen must be displayed normally.
"
End Patient
The function assigned by PRESET must operate.
"
MODE
When selecting B, B/B, M, CW, PW, FLOW or POWER FLOW, each image must be
displayed normally.
"
VEL RANGE
In Doppler/FLOW mode, the velocity range must be increased or decreased.
"
SELECT
In B/* mode, the select screen must be switched.
"
USER1
$
USER2
$
USER3
The function assigned by PRESET must operate.
"
Print(L)
$
Print(R)
The recorder or function assigned by PRESET must operate.
"
REC
The recorder or function assigned by PRESET must operate.
2) Image display function
The following functions must operate normally.
"
DEPTH/RANGE
In B mode, the image display magnification must be increased or reduced.
"
IMAGE DIRECTIONAL(UL)/INVERT
In B mode, the image display must be flip horizontal/vertical.
"
IMAGE ROTATION
In B mode, the image display must be rotate at 90 degree step.
"
SCAN AREA (Freeze OFF)
When you select the SCAN AREA switch in B mode and turn the rotary encoder in
counterclockwise, the scan area must be narrowed and the frame rate must increase. You
must be able to steer within the maximum sight with the trackball.