Instruction manual

NGA 2000 MLT Hardware
TEST PROCEDURE / TEST POINTS
11 - 11
Emerson Process Management GmbH & Co. OHG
Instruction Manual
90002929
07/2006
Inspection of the LEDs (acc.
to part 1 of this description)
as well as LB3
Status of LEDs all right
/ LB3 all right
(acc. to description)
DSP okay
Status of LEDs not
erroneus
(acc. to description)
Inspection of soldering pads
LB1, LB2, LB18 and P40
(acc. to description)
Probably there is a
problem with the DSP01
pcb !
Correct configuration of
soldering pads
(acc. to description)
Incorrect configuration of
soldering pads
Reconfiguration of solde-
ring pads is necessary.
11.3.3 Evaluation
When inspection of the DSP is finished you can evaluate it as follows:
(Schematic diagram of inspection)
Fig. 11-8: Schematic diagram of inspection of PCB "DSP01”
TROUBLESHOOTING INSTRUCTIONS FOR PCB DSP01