Appendix A
A-21
HP-UX UPS Monitor Error Messages
Log-Only Messages
MESSAGE
ups_mond: UPS <tty special file name> interrupted, but read
of ups status failed - possible UPS hardware problem
SEVERITY
Warning.
MEANING
The PowerTrust device configured as <tty special file name> experienced a
state change, but no status information was communicated to the UPS
Monitor.
CAUSE
Faulty RS-232 communication.
ACTION
1. Check the I/O hardware components that comprise the
communications link from the SPU to the PowerTrust unit.
2. Check the PowerTrust hardware for correct cable connections,
power-on/off condition, and front panel conditions.
Summary of Contents for PowerTrust A3589A
Page 7: ...Contents Contents 5 ...
Page 8: ...Contents 6 Contents ...
Page 10: ...Contents 8 Figures ...
Page 12: ...Contents 10 Tables ...
Page 14: ...2 ...
Page 20: ...Preface 8 ...
Page 22: ...Preface 10 ...
Page 52: ...1 30 Chapter1 Overview Specifications Figure 1 8 UPS Input Voltage Transfer Points ...
Page 56: ...1 34 Chapter1 Overview UPS Modes Figure 1 10 Simplified UPS 5 5 kVA UPS Block Diagram ...
Page 62: ...1 40 Chapter1 Overview Support Information ...
Page 76: ...2 14 Chapter2 Unpacking and Inspecting Shipping and Storage Requirements ...
Page 104: ...3 28 Chapter3 Installing the UPS Examples of PowerTrust Connections in a System ...
Page 116: ...5 4 Chapter5 Verification Procedures Load Testing ...
Page 148: ...7 6 Chapter7 Cleaning and Maintenance Exchanging Batteries Fan ...
Page 190: ...A 42 AppendixA HP UX UPS Monitor Error Messages Log Only Messages ...
Page 218: ...C 8 AppendixC Configuring the OS for the PowerTrust UPS Power Failing the UPS ...