Aalborg SDPROCs - Manual (Page 37)

Pressing the UP button again will bring up the Alarm Mode Status for all channels.
Alarm Mode Status Display for Multi channel SDPROC
Pressing the UP button again will bring up the Totalizer Mode Status for all channels.
Totalizer Mode Status Display for Multi channel SDPROC
Press UP one more time to return to the Main Display. NOTE: Pressing the Down
button from any of the status screens will switch status display to one step back.
(f) MAINTENANCE
The SDPROC does not require any regular maintenance. Any repair of defective com-
ponents or parts of the SDPROC should be referred to your distributor or Aalborg
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(also see the TROUBLESHOOTING GUIDE section in this manual).
To replace AC inlet power fuses, turn the SDPROC power switch off. Remove the AC
power line cord from the inlet connector at the rear panel of the SDPROC. Slide the fuse
drawer open. Replace the defective fuse(s) with a 2A FF (very quick acting) fuse. Slide
the fuse drawer back in. Reconnect the AC the power line cord. Continue SDPROC
operation.
ƽ CAUTION: TO PROTECT SERVICING PERSONNEL IT IS MANDATORY THAT ANY
INSTRUMENT BEING SERVICED IS COMPLETELY PURGED AND NEUTRALIZED
OF TOXIC, BACTERIOLOGICALLY INFECTED, CORROSIVE OR RADIOACTIVE
CONTENTS.
(g) ADC/DAC CALIBRATION PROCEDURES
The ADC/DAC calibration for your SDPROC was performed at the factory. It is not
required to perform recalibration unless the firmware was reinitialized, or the main PC
board was replaced.
NOTE: Removal of the factory installed calibration seals and/or any adjustments
made to the instrument, as described in this section, will void any calibration
warranty applicable.
Turn the power off to the SDPROC. While the Esc and Enter buttons are pressed, turn
the SDPROC on. Continue to press Esc and the Enter buttons until the calibration
screen will appear (approximately 3-4 sec.).
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