Sendon UPS-500 dumb cable pinout

connector or cable wiring

UPS Signal Name	DB-9 Male (UPS end)	DB-9 Female (PC end)	PC Signal Name
AC Fail	2	8	CTS, connected by R 1k8 to pin 7(RTS)
Batt Low	5	1	DCD, connected by R 1k8 to pin 8 (CTS). Connected by R 1k8 to pin 7(RTS)
Shutdown	6	R=10k, 4	DTR
Common	4,7	3	TxD

9 pin D-SUB female connector
to the computer

Pinouts.ru > GPS, UPS, Switches and other devices cables and adapters schematics > Pinout of Sendon UPS-500 dumb cable and layout of 9 pin D-SUB male connector and 9 pin D-SUB female connector	Document status:	correct
Source(s) of this and additional information: UPS FAQ in russian	4 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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