Tripp-lite OmniPro-450 (675) WinNT Cable pinout

connector or cable wiring

UPS Signal Name	DB-9 Male (UPS end)	DB-9 Female (PC end)	PC Signal Name
Shutdown	2	4	DTR
PWR Fail	5	8	CTS
LOW BATT	6	1	DCD
Common	1,4	5	GND

Pin 7 at the PC end (RTS) connected by R1 2k0 to pin 8 (CTS) and connected by R2 2k0 to pin 1(DCD)

Power_Failure - Negative, Low_Battery - Negative, UPS_Shutdown - Positive.

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9 pin D-SUB female connector
to the computer

Pinouts.ru > GPS, UPS, Switches and other devices cables and adapters schematics > Pinout of Tripp-lite OmniPro-450 (675) WinNT Cable and layout of 9 pin D-SUB male connector and 9 pin D-SUB female connector	Document status:	unknown
Source(s) of this and additional information: UPS FAQ in russian	0 reports
Last updated at Sat Jun 25 2005. Submit additions or corrections for this document.	Is this document correct or incorrect? What is your opinion?

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