Troubleshooting Instructions For Pcb Dsp01 - Emerson ROSEMOUNT Analytical NGA 2000 Instruction Manual

Instruction Manual
90002929
07/2006
11.3

Troubleshooting Instructions for PCB DSP01

This chapter contains purposeful instructions for troubleshooting when operating a DSP01 pcb
(substitute for PIC02-pcb and PSV02-pcb, e.g. when raw count = 0 counts).
This instructions manual provides a troubleshooting procedure that enables you to check DSP01
for errors step by step.
Basically, LED signals are explained and soldering pads on DSP01 pcb are checked out for correct
configuration.
Descriptions of soldering pads that are not mentioned in this instructions manual you will find in
the technical description of DSP01 pcb.
The electronic parts of the analyzer can be irreparably damaged if exposed
to electrostatic discharge (ESD).
Take care to follow all safety measures against ESD when handling DSP01
pcb.
That pcb is extremely sensitive against ESD and inappropriate handling !
Emerson Process Management GmbH & Co. OHG
TROUBLESHOOTING INSTRUCTIONS FOR PCB DSP01
Fig. 11-5: PCB "DSP01"
NGA 2000 MLT Hardware
TEST PROCEDURE / TEST POINTS
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