Operational Check–Out - GE LOGIQ 400 Service Manual

GE MEDICAL SYSTEMS
REV 5
8–6–8 Operational Check–out
1. Plug the unit and turn the system power ON.
2. Set the following conditions by operating the keyboard. Refer to LOGIQ 400 User Manual.
a. B/CFM mode
b. Depth: Maximum (20 cm)
c. CFM Area: Maximum
d. Adjust the BW Gain and CFM Gain so that the CFM noise appears wholly in the CFM area.
3. Do the scanning for 30 seconds and press the Freeze button.
4. Turn the Cine Scroll potentiometer clockwise.
5. Check that the cine gauge appears at the bottom of the B–mode image as shown in ILLUSTRATION 8–84.
6. Turn the Cine Scroll potentiometer counterclockwise to move the cursor indicating the current frame to the right–
most position of the cine gauge.
7. Check that the approximately 150 frames are stored in memory by reading the CN number displayed at the left
side of the screen.
8. Check that the cine images are displayed normally.
CINE MODE SCREEN
ILLUSTRATION 8–84
8–74
TM
LOGIQ 400 SERVICE MANUAL
2127661
OPTIONS