Instruction manual

NGA 2000 MLT Hardware
TEST PROCEDURE / TEST POINTS
11 - 12
Emerson Process Management GmbH & Co. OHG
Instruction Manual
90002929
07/2006
C
Soldering pad
11.3.4.2 Definition of
LEDs:
Both of the following tables con-
tain definitions of LEDs as well as
the Default configurations of
the soldering pads.
Mode LB3 LB18 P40
Default close 2-3 x
LED OK Comment Error
V16 on always on or off
V13 off always on or off
V15 flash MAX1400(DC) on or off
V12 flash F Sensors on or off
V17 flash Source current on or off
V14 flash Chopper on or off
V3 flash Ch_signal 1 on or off
V4 flash Ch_signal 2 on or off
V7 flash Ch_signal 3 on or off
V9 flash Ch_signal 4 on or off
11.3.4 Appendix
11.3.4.1 Description of soldering pad DEF (LB3):
Basically, soldering pad LB3 / DEF must be open.
Configuration of that soldering pad causes the following operating modes:
open: closed:
„NORMAL-MODE“„DEFAULT-MODE“.
Table 11-1: Definition of LEDs/Default configuration of soldering
pads (PCB "DSP01”)
Fig. 11-9: Soldering pad “DEF/LB3” (PCB "DSP01”)
TROUBLESHOOTING INSTRUCTIONS FOR PCB DSP01