Table of Contents
Advertisement
Manual
MS-00809-0100-0470
12. In MON2020, go to Tools → Cold Boot. Cold boot the GC.
13. Wait for the GC to reboot.
14. Reconnect to the GC using MON2020.
15. In MON2020, go to File → Restore Configuration (to GC). Use the configuration file
16. Wait for the heaters to stabilize.
17. Go to Control → Auto Sequence to auto sequence the GC.
8.5
Recover the central processing unit (CPU)
Follow this procedure if you have accidentally installed a CPU board with the switch in the
Off position or if unusual things are happening to the analyzer and you suspect a corrupt
CPU.
Important
Do not use a config file saved from a suspect CPU.
Procedure
1. Power down the gas chromatograph (GC).
2. Open the GC cover.
3. Remove the cover from the card cage.
4. Remove the CPU board from the card cage.
5. Turn SW7 off (away from the dot).
6. Set the CPU board aside for ten minutes to bleed the contents of the battery backed
Rosemount 470XA
Consult the
Rosemount MON2020 Software for Gas Chromatographs Reference
Manual
for more information.
The GC reboots automatically and disconnects from MON2020.
you saved in
Step 1
or use the last known good configuration.
random access memory (RAM).
Troubleshooting
June 2023
131
Advertisement
Table of Contents
