Operation
Service Menu
3-88 Model 42i Low Source Instruction Manual Thermo Electron Corporation
• Press to save new input board calibration.
Automatic Input Calibration The Automatic Input Calibration screen is used to do a automatic
calibration of the input board A/D stages.
Note The measurement system and the PMT are both shut off inside this
screen.
• In the Main Menu, choose Service > Input Board Calibration >
Automatic Input Cal.
• Press to leave warning screen and begin automatic calibration.
INPUT BOARD CALIBRATION: GAIN 1 - MANUAL:
TO CALIBRATE
FREQ = 4500
D/A = N/A ?
XXXXXX** WARNING **XXXXXXX
THIS ACTION MAY REQUIREXX
§¨ CHG GAIN RECALIBRATION OF THEXXXX
SAVE VALUES
ENTIRE MEASUREMENT SYSTEM!
RANGE AVG DIAGS ALARM
RANGE AVG DIAGS ALARM
WARNING This adjustment should only be performed by an instrument
service technician.
INPUT BOARD CALIBRATION: INPUT BOARD CALIBRATION:
TO CALIBRATE
** IN PROGRESS **
D/A = 2047
XXXXXX** WARNING **XXXXXXX
TARGET = 0
THIS ACTION MAY REQUIREXX
FREQ = 0 0
RECALIBRATION OF THEXXXX
ZERO = 0 CNT = 1
ENTIRE MEASUREMENT SYSTEM!
RANGE AVG DIAGS ALARM
RANGE AVG DIAGS ALARM
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