Chapter 6 Troubleshooting; Safety Precautions; Troubleshooting Guide; Table 6-1. 43Iqtl Troubleshooting Guide - Thermo Scientific 43iQTL Instruction Manual

Safety Precautions

Troubleshooting
Thermo Scientific
Chapter 6
Troubleshooting
This chapter presents guidelines for diagnosing analyzer failures, isolating
faults, and includes recommended actions for restoring proper operation.
Read the safety precautions in Appendix A, "Safety" before performing any
actions listed in this chapter.
Table 6–1
platform and indicates the checks that you should perform if you
Guide
experience an instrument problem. It also lists 43iQTL specific
troubleshooting information and alarm messages you may see on the
graphics display and provides recommendations about how to resolve the
alarm condition.
Table 6–1. 43iQTL Troubleshooting Guide
Problem
Instrument does not
start (LEDs on front
panel do not come on
and display is blank)
Front panel display does
not start (LEDs on front
panel are off)
Front panel display does
not start (LEDs on front
panel are on)
Front panel display
stays white after power
up (LEDs on front panel
are on)
provides general troubleshooting information for the common
Possible Cause
No power
Fuse is blown or
missing
Bad switch or wiring
connection to switch
Disconnected ribbon
cable
Defective Display
Unseated or missing
Micro SD card
Action
Verify that the power cord is plugged in,
power is available and that it matches
the voltage and frequency configuration
of the instrument.
Disconnect power and check fuses with
a volt meter.
Check for 24V @ J9 on the Backplane
board (middle pins). Check all wiring
connections.
Power down and evaluate connections
of display ribbon cable.
Connect to the instrument using ePort.
Select "Remote Interface". If normal
GUI is displayed, replace defective
display.
Power off, re-seat Micro SD or install if
missing.
43iQTL Instruction Manual 6-1