Siemens MOBILETT Plus - Page 20

MOBILETT Plus / - E/ - M SPR8-215.898.01 Page 10 of 22 Siemens-Elema AB
Rev. 05 01.02 SPS-UD Solna, Sweden
2 - 10 Display messages
USE 20 During
exposure
The exposure
release switch was
activated during the
exposure.
The exposure is
manually interrupted.
• The user activated the switch by
mistake.
• There may be a defective contact
in the exposure release cable/
handle.
Check the function in the exposure
release handle and the connec-
tions k11 and k1, refer to page
140**.
Err 21 Generator ON The measured value
of the stand-by fila-
ment current has
exceeded the limit.
"FIL_VAL" on D1 shall be within 0.16
- 2.5 V when the filament is in stand
by mode.
• Check the supply voltages on D4,
+60 V, +15 V and +5 V, refer to
page 160**.
• Check the pulses at measurement
point "FIL" on D4, refer to page
160**.
• Check the value in "FIL_VAL" on
D1, refer to page 160**.
• Check the connection between D4
and the filament transformer, refer
to page 160**.
Dis-
played
messages
Mode of
operation
Cause Possible reason
* See section "Monitoring the kV- and mA-controls"
** Wiring diagram X037E
Tab. 1