Siemens POLYMOBIL Plus - Setting Max. Filament Inverter Frequency

POLYMOBIL Plus SPR8-125.061.02 Page 12 of 20 Siemens AG
Rev. 01 01.00 TD SD 24 Medical Engineering
5 - 12 Measurements
Setting the maximum filament inverter frequency 5
The maximum filament inverter freqency is 25 kHz and can be set with P3 on D915.
Proceed as follows:
• Switch POLYMOBIL Plus OFF.
• Remove fuse F6 on D925.
• Connect the oscilloscope to D915 at TP "CAL" and "GND".
• Switch POLYMOBIL Plus ON (Err 03 is blinking).
The oscillogram must appear like the one in Fig. 12.
• Setting the maximum filament inverter frequency with potentiometer P3 on D915.
Fig. 12
CH1: D915 test point "CAL"
20 µs /Div