User Manual

6 - 9
IPN 074-289L
Composer Operating Manual
6.5.1 How To Start User Diagnostics
The User Diagnostics built into the controller operate automatically. The User
Diagnostics associated with the software modules are covered in Chapter
Chapter 8.
6.5.2 How To Exit User Diagnostics
Controller diagnostics are automatically exited.
Diagnostics invoked by the Monitor Software require that the Stop button on the
Sweep Mode ribbon bar be pressed, pressing the Amp Track button on the
Main tool bar, and finally pressing the Start button on the Amplitude Track
ribbon bar.
Bad peak shape/
Warning
The R2 of the Lorentzian fit
was less than .8 or greater
than 1 (while testing peak
before tracking), or the Q
was less than 2 (while
tracking).
Slow Blink Warning
LED
Restart coarse
sweep to find
peak.
Clear when
peak found.
0x0008
Ambiguous
gases/
Warning
Parameters entered for
gases could lead to
ambiguous results,
depending on
concentration.
Slow Blink Warning
LED
No immediate
action. If the
system started
running in
ambiguous
region, a
concentration
error would
occur.
Cleared
when
non-ambigu
ous gas
parameters
are entered.
0x0004
DSP Timeout/
Error
Temporarily unable to
speak to the DSP.
Slow Blink Warning
LED
Error Relay
opens
None. If problem
persists, will
show up as No
Signal error or
No Peak Found
error.
On reset. 0x0002
Table 6-7 User Diagnostics (continued)
Error
Designation/
Type
Meaning
Warning LED
Priority/
Pattern
Indication Actions Retry/Clear
Display and
Communic
ations
Error Code
(hex)
* - error/idle mode - only limited communications operative. No measurement or control functions operative.
Heater is off. Error relay opens, all other relays open.