Siemens MOBILETT Plus HP - Page 56

MOBILETT Plus HP SPR8-220.061.03 Page 10 of 12 Siemens AG
Rev. 03 09.03 CS PS 24 Medical Solutions
6 - 10 HT and single tank error diagnosis
Exposure values: 133 kV 5 mAs, HTPOS & HTNEG 2 V/div,
20 kV/div; 100 µs/div (only the end of the exposure is shown)
Fig. 7 HTsignal, high speed HTNEG discharges (defective tube, filament transformer, wires to the cathode).
HTPOS on
D1
HTNEG on
D1