BERTHOLD TECHNOLOGIES LB 6775, Operating Manual

Page: 76 / 118

6 Operation LB 6775
76
63039BA2, Rev. 01, 07/2018
Event List (Continued)
(EVENT)Number Description Cause Action Class
S 501
DAC cali-
bration
Internal system
failure.
Powercycle device. If
not successful perform
factory reset. If the
event remains it could
be caused by a defec-
tive hardware. Contact
Berthold service.
3
F 502
Impulse re-
ception
Internal system
failure.
Powercycle device. If
not successful perform
factory reset. If the
event remains it could
be caused by a defec-
tive hardware. Contact
Berthold service.
0
S 503, S 506 Threshold
Incorrect
threshold of
measurement
or control
channel.
c 3
S 507 Impulse dif-
ference
Difference in
the cps reading
of two redun-
dant channels.
Record plateau curve
and enter correct
V_bias. Reboot device.
If not successful per-
form factory reset. If
the event remains it
could be caused by a
defective hardware.
Contact Berthold ser-
vice.
3
F 508 Zero im-
pulses
No pulses in
measurement
channel. Possi-
ble malfunc-
tion of the
photo-multi-
plier.
Record plateau curve
and enter correct
V_bias. Reboot device.
If not successful per-
form factory reset. If
the event remains it
could be caused by a
defective hardware.
Contact Berthold ser-
vice.
1
S 511 V_bias set
failure
V_bias setpoint
and measured
voltage differ
Check V_bias settings.
Reboot device. If not
successful perform fac-
tory reset. If the event
remains it could be
caused by a defective
hardware. Contact
Berthold service.
3