5 Setups, alignments and adjustments
66
GE Healthcare
32551-IMG rev 6
5.2.4
C-arm angle display calibration (Pr#54 Can)
The c-arm angle is calibrated with the special program #54
CAn
.
Select the special program and enter the program by pressing
Autoexp
.
The timer display will show
CAn
. The kV and mAs display indicates “
to 00
”.
Turn the c-arm to Cranio-Caudal, 0º position and press
Autorel
. The 0º is
now programmed.
The kV and mAs display indicates now “
to 180
”. If another calibration
angle than 180º is used, change the angle display with the
+/- density
buttons. Turn the c-arm to exactly 180º and press the
Autorel
button.
If the calibration is correct, the mAs display will indicate
PAS
and the
program menu is entered. If the calibration is not correct, the program is
automatically returned to the beginning and the “
to 00
” is displayed in the
kV and mAs display.
Fig 5.3.
C-arm display
5.2.5
Compression force display calibration (Pr#55 Cfo)
The compression force display can be calibrated with the special program
#55 “
Cfo
”.
CAUTION!
Make sure that the c-arm angle display is calibrated before calibrating the
compression force display (Pr #54).
1
Enter the special program #55 by press
Autoexp
.
The timer display shows
Cfo
. The kV and mAs display indicates “
to 50
”.
Make sure that the compression paddle is attached and that there is 50 N
(5kg) compression.
2
Press
Autorel
; the 50N level is now programmed. The kV and mAs
display shows now “
to 200
”. Make a compression of exactly 200 N
(20kg).
If another maximum compression force is used, change the 200 N on the
display with the +/- density buttons.
Summary of Contents for Alpha RT 32551
Page 1: ...GE Healthcare Alpha RT Installation Instructions 32551 IMG rev 6 0459 ...
Page 2: ......
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Page 42: ...3 Installation 36 GE Healthcare 32551 IMG rev 6 ...
Page 51: ...4 Alpha RT softstart procedure 32551 IMG rev 6 GE Healthcare 45 Fig 4 10 Inverter board ...
Page 52: ...4 Alpha RT softstart procedure 46 GE Healthcare 32551 IMG rev 6 ...
Page 71: ...5 Setups alignments and adjustments 32551 IMG rev 6 GE Healthcare 65 Fig 5 2 Magnetic brake ...
Page 94: ...5 Setups alignments and adjustments 88 GE Healthcare 32551 IMG rev 6 ...
Page 96: ...6 Alpha RT installation step by step 90 GE Healthcare 32551 IMG rev 6 ...
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