Diagnostics - Gilson VERITY 1741 User Manual

Uv-vis detector
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Diagnostics

The detector diagnostics is displayed.
Errors
When a serious problem occurs, the display shows an
e in the lower right corner with the number of errors in
parenthesis. When this occurs, it is usually impossible
to continue with measuring and the detector switches
to IDlE mode.
By pressing the enTeR key, a LiST OF eRRORS screen
appears for fast access to the error description.
The LiST OF eRRORS screen displays the error number
(ERRoR no:), a description of the error, and the total
number of errors that occurred (ToTAl:), Arrows
enable browsing if there is more than one error. To
update the status on this screen, exit the screen, and
enter it again.
The list of actual errors can also be entered by pressing
the MenU key and then selecting
Power
Allows for viewing some real-time measured values for hardware diagnostics. The data are divided
into three groups. The voltages and currents at the light sources (D2, W) may differ from the
stated values (lamp manufacturing tolerances).
MAin
The following values are displayed:
NAME
DESCRIPTION
VSY
Internal System voltage (+24 V).
VDD
Positive Low Digital power supply (+5 V).
VAP
Positive Analog power supply (+6.8 V).
VAN
Negative Analog power supply (−3.2 V).
VRC
Central Processor detector reference voltage (+1.21 V).
50
FRonT PAnEl conTRol

diagnostics

Main Supply Voltage Values Control
|
VERITY® 1741 UV-VIS DETEcToR
| errors.

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