Ametek 933S, Operator'S Manual

Page: 242 / 288

6-66 | Model 933S UV Analyzer
Decimal Alarm
Bit Value Type Alarm Condition / Description and Suggested Corrective Action
0 1 Fault f: HC-OBMC communication problem
This serious system Fault condition indicates the Host Controller board cannot
establish reliable communication with the Microcontroller board.
Corrective Action:
Take appropriate safety precautions and cycle the analyzer AC power off for a
minimum of 15 seconds before cycling it on again.
If this doesn’t correct the alarm, take appropriate safety precautions, open the
Lower Enclosure, and:
•
From the Info dialog box, click the HC Reset button to reset the Host
Controller board.
If this still doesn’t correct the alarm, open the Electronics Enclosures and:
- Reset the Host Controller board (press SW100 , Lower Enclosure – see
Figure 6-17).
- Reset the Microcontroller board (press SW400 , Upper Enclosure – see
Figure 6-18).
• Check the connections of the cable between the
Host Controller
(
J300
) and
Micro-Interface ( J104 ) boards. Inspect it for damage (cuts, nicks, burn marks,
etc.).
•
Replace the Microcontroller , Host Controller , and/or Micro-Interface
boards. Contact AMETEK to verify operation before removing any of these
boards.
1 2 Fault f: Analytical data not received
This serious system Fault condition indicates the Host Controller board is not
receiving analytical data from the Microcontroller board.
Corrective Action:
Take appropriate safety precautions and cycle the analyzer AC power off for a
minimum of 15 seconds before cycling it on again.
If this doesn’t correct the alarm, take appropriate safety precautions, open the
Lower Enclosure, and:
•
From the Info dialog box, click the HC Reset button to reset the Host
Controller board.
If this still doesn’t correct the alarm, open the Electronics Enclosures and:
- Reset the Host Controller board (press SW100 , Lower Enclosure – see
Figure 6-17).
- Reset the Microcontroller board (press SW400 , Upper Enclosure – see
Figure 6-18).
•
Check the connections of the cable between the Host Controller ( J300 ) and
Micro-Interface ( J104 ) boards. Inspect it for damage (cuts, nicks, burn marks,
etc.).
•
Replace the Microcontroller , Host Controller , and/or Micro-Interface
boards. Contact AMETEK to verify operation before removing any of these
boards.

Setup (tab)

Analyzer
Info