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Emerson Process Management GmbH & Co. OHG8-12
X-STREAM X2
Instruction Manual
HASX2E-IM-HS
02/2012
8.3 Solving Problems Not Indicated by Status Messages
Situation Description Actions
Display dark
Power supply missing
Check power connection
Check power supply
Check instrument‘s power
fuses
Check power supply unit:
green LED (OK)
Front panel connection faulty Check front panel connections
Instrument does not work
nor respond on inputs
CPU hang up
Disconnect power to reset
CPU
No analog output signal
External failure
Check external circuitry for
failures
Internal connection failure
Check signal connection at
P22 of board XPSA
XPSA: If red LED "No PWM"
glows - check connection to
P19
XPSA: LED "No PWM" dark
- check power connection to
XPSA (2-pole cable br/wht)
Analog outputs 2 - 4 affected
check installation of module
XSIA on XPSA board
Digital outputs not working
properly
External failure
Check external circuitry for
failures
Conguration failure
Check digital outputs menu
settings
Outputs 1 - 4 affected
XPSA: If red LED "TIMEOUT"
glows - check connection to
P33
XPSA: LED "TIMEOUT" dark
- check power connection to
XPSA (2-pole cable br/wht)