Service Menu; Pmt Voltage Adjustment - Thermo Scientific 42i Instruction Manual

Service Menu

PMT Voltage
Adjustment
Thermo Fisher Scientific
The Service menu appears only when the instrument is in the service mode.
To put the instrument into the service mode:
In the Main Menu, choose Instrument Controls > Service Mode.
●
Advanced diagnostic functions are included in the service mode.
Meaningful data should not be collected when the instrument is in the
service mode. In dual or auto range modes, "HI" or "LO" multi-point
calibration is displayed to indicate the calibration of the high or low
concentrations.
In the Main Menu, choose Service.
●
SERVICE:
>PMT VOLTAGE ADJUSTMENT
RANGE MODE SELECT
CONVERTER SET TEMP
PRESSURE CALIBRATION
FLOW CALIBRATION
INPUT BOARD CALIBRATION
TEMPERATURE CALIBRATION
RANGE AVG
ANALOG OUT CAL
ANALOG INPUT CALIBRATION
OZONATOR SAFETY
DILUTION RATIO
DISPLAY PIXEL TEST
RESTORE USER DEFAULTS
The PMT Voltage Adjustment screen is used to manually adjust the PMT
supply voltage. The PMT voltage adjustment screen is visible only when
the instrument is in service mode. For more information on the service
mode, see "Service Mode" earlier in this chapter.
Note This adjustment should only be performed by an instrument service
technician. ▲
In the Main Menu, choose Service > PMT Voltage Adjustment.
●
DIAGS ALARM
Model 42i Trace Level Instruction Manual
Operation
Service Menu
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