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Troubleshooting
Troubleshooting Guides
Thermo Fisher Scientific Model 5030i SHARP Instruction Manual 6-5
Table 6–2. Troubleshooting - Alarm Messages
Alarm Message Possible Cause Action
Instrument Alarms – Filter
Tape Counter
Loose reel nuts Tighten reel nuts.
Broken tape Replace tape.
Loose photo interrupt
cable
Verify connections.
Instrument Alarms – Filter
Tape Change
Loose reel nuts Tighten reel nuts.
Broken tape Replace tape.
Tape motor nut turning Verify connection to measurement
interface board.
Replace tape motor.
Instrument Alarms – Bench Cam working not
functioning
Verify connector to measurement
interface board.
Replace motor.
Motor turning, cam not Verify setscrews on cam coupling.
Instrument Alarms –
Motherboard Status
Internal cables not
connected properly
Check that all internal cables are
connected properly. Re-cycle AC
power to instrument. If still
alarming, change board.
Instrument Alarms –
Interface Status
Board defective Replace board.
Instrument Alarms – I/O
Exp Status
Detector Alarms – Alpha Detector Re-calibrate detector.
Settings Verify alarm settings are between 0
minimum and 100 maximum.
Detector Alarms – Beta Disconnected cable Verify cable connections.
Defective detector Replace detector-Beta counts
trending towards zero.
Settings Verify alarm settings are between
5000 minimum and 20000
maximum.
Nephelometer Alarms –
Board Status
Disconnected cable Verify cable harness is connected to
the base.
WARNING If disconnected, turn
off AC power to the base before re-
connecting.
Nephelometer Alarms –
Neph Sample
Bad zero Re-zero.
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