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APC Smart UPS cable pinout

connector or cable wiring

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9 pin D-SUB male connector layout
9 pin D-SUB male connector
at the UPS

APC Part# 940-0024C, # 940-0024D or 940-1524(black cable). Should work with APC PowerChute Plus, PowerChute V/S, PowerChute Pro software & Apcupsd(UPS Server 3.x for Linux)

UPS
Signal Name		 DB-9 Male
(UPS end)		 DB-9 Female
(PC end)		 PC
Signal Name
TX / AC Fail 2 2 Rx, Received Data
RX / Shutdown 1 3 Tx, Transmitted Data
Common 9 5 GND

At the PC end: pins 1,4 (DCD, DTR) shorted; pins 7,8 (RTS, CTS) shorted.

 

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9 pin D-SUB female connector layout
9 pin D-SUB female connector
at the PC
Related pinouts:

APC Smart UPS interface port

Pinouts.ru > GPS, UPS, Switches and other devices cables and adapters schematics > Pinout of APC Smart UPS cable and layout of 9 pin D-SUB male connector and 9 pin D-SUB female connector
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Source(s) of this and additional information: UPS FAQ in russian
Contributor: Juri G. Soloviev, Paul Bungard, Christopher Rowe
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Last updated 2009-05-13 22:13:05. Edit this page. Is this document correct or incorrect? What is your opinion?
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