Chapter 6 Troubleshooting; Safety Precautions; Troubleshooting Guide; Table 6-1. 48Iq Troubleshooting Guide - Thermo Scientific 48iQ 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 48iQ 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. 48iQ 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.
48iQ Instruction Manual 6-1