Screen Messages - GE Moisture Image 1 Series Service Manual

June 2003

Screen Messages

Table 2-4: Screen Messages and the Possible Causes
Screen Message Possible Cause
CHANNEL NOT No channel card is installed
AVAILABLE at the position selected.
NO PROBE Unit has not been configured
for the probe activated. For
example, you will not be
able to display pressure on a
channel where only an M
Series probe is configured.
NOT AVAILABLE The mode and/or units
selected require more data or
need a different probe. For
example, you will not be
able to read %RH with a
moisture probe that does not
have the temperature option
MIS NO LINK Communication with a
Moisture Image Series Probe
has failed. The Moisture
Image Series Probe is dis-
connected or damaged.
Chan X: MIS BAD Communication link with
CRC (CRC - Cyclic Moisture Image Series Probe
Redundancy Check) is established, but data is
intermittent or distorted.
Aux Failure! Auxiliary Input has failed or
is not installed.
ADC Failure! Primary A/D converter has
failed.
f ( ): Invalid User function invalid.
f ( ): Div. by 0 User function attempted to
divide by zero.
fp ( ): Math error User function attempted ille-
gal operation, such as the
square root of -2.
f ( ): Missing # User function has missing
operand for an operator
f ( ): Extra # User function has extra oper-
and or missing operator.
f ( ): Missing Op User function has missing
operator or extra operand.
f ( ): Extra Op User function has extra oper-
ator or missing operand.
2-10
The Series 1 has several screen messages that may display during
operation. Refer to Table 2-4 for a list of these messages and the
possible causes.
System Response
None
None
None
After the Series 1 performs 5
checks, it replaces data with
the following default values:
dew point = -110°C
temperature = 70°C
pressure = 0 psi.
After the Series 1 performs 5
checks, it replaces data with
the following default values:
dew point = -110°C
temperature = 70°C
pressure = 0 psi.
Returns to zero.
Returns to zero.
User function invalid.
Error message.
Error message.
Error message.
Error message.
Error message.
Error message.
Action
Select a different channel.
Make sure the correct probe is acti-
vated as described on page 2-9 of the
Startup Guide.
Connect the required probe.
Choose a different mode and/or units
as described on page 2-10 of the Star-
tup Guide.
Connect the required probe.
Check the Moisture Image Series
Probe connections.
Replace the Moisture Image Series
Probe.
Check for cable breaks or high electro
magnetic interference (EMI).
Check that auxiliary option has been
ordered.
Return unit for service.
Reenter or check user function.
Check logic of user function.
Check logic of user function.
Check user function.
Check user function.
Check user function.
Check user function.
Troubleshooting and Maintenance