Collimator, Slot Diaphragm; Prerequisites; Adjustment - Siemens SIREMOBIL Iso-C Troubleshooting Manual

54

Collimator, slot diaphragm

Prerequisites

Camera rotation has been adjusted correctly.
Image reversal functions are disabled.
The "SLOT DIAPHRAGM", "TYPE OF DIAPHRAGM" parameter has been pro-
grammed for "DISPLAY YES".

Adjustment

Connect the service PC to the serial service interface.
Start the service program.
Select the Adjustment, Calibrations...menu.
Respond to the query with yes.
In the Combo box "Function Groups:" select "Slot Diaphragm".
In the window "Available Functions:" select "Disable circle mask" and click "Execute.
The circle mask of the Memoskop is switched off.
Close the status window by clicking the OK button.
Respond to the query "Do you want to reset the unit" by clicking "No".
In the window "Available Functions:" select "Init" and "Execute".
Close the status window by clicking the OK button.
Respond to the query "Do you want to reset the unit" by clicking "No".
The mechanical limits are checked and the position values are automatically stored.
Camera rotation is automatically moved to the 0 degree position.
The X-Iris is opened to max. aperture.
Switch off Zoom.
Attach a centering cross or equivalent object to the I.I. for evaluating the position of the
fluoro image.
WARNING
X
Switch on fluoro and move the slot diaphragm to the 0 degree position using the keys
for rotating the slot diaphragm. The blades should be in the vertical position on the mon-
itor screen.
Switch off fluoro.
In the window "Available Functions:" select "0 DEGREE POSITION" and click "Exe-
cute".
SIREMOBIL Iso-C
X-ray radiation!
See (Safety information / p.
Radiation protection is required. Wear a lead apron.
SPR2-230.840.01.01.02
08.08
Adjustments / Programs
11).
Page 54 of 148
CS PS SP
5.6
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