Owner's manual

Table Of Contents
5.3.5 Alarm Report (GEM, Ver 1.7 Compatibility)
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NOTE This scenario is provided only for compatibility with Host computers which
support GEM, Version 1.7.
Table 5-25 SECS Messages Alarm Report (GEM, Ver 1.7 Compatibility)
Step SECS Message Description
1. The equipment constant “ConfigAlarms” is set to 1 for GEM,
Ver 1.7 compatibility.
The Equipment recognizes that an alarm condition has gone
“on” (i.e. has become Unsafe).
2. H <- E S5F71 [W] The Equipment reports the Alarm going on. The high-order bit
of ALCD is “1”.
3. H -> E S5F72 If the W-bit in S5F71 is 1, the Host acknowledges the Alarm.
4. The Equipment recognizes that the alarm condition has gone
“off” (i.e. has become Safe).
5. H <- E S5F71 [W] The Equipment reports the Alarm going off. The high-order bit
of ALCD is “0”.
6. H -> E S5F72 If the W-bit in S5F71 is 1, the Host acknowledges the Alarm.
5-12 SECS Scenarios