What about the other 6 pins (3, 4, 5, 6, 7, 8) in the (DB9 on both sides) version of the cable? The manual says that:the pinout on the battery end is as follows: 1 - Shut Down RS-232 Input or Smart Mode RS-232 Data Rx In 2 - Line Fail RS-232 Output or Smart Mode RS-232 Data Tx Out 3 - Normally Open Line Fail Signal 4 - Common 5 - Normally Open Low Battery Signal 6 - Normally Closed Line Fail Signal 7 - UPS Turn-on/Turn-off Input 8 - Unregulated +24 Vdc Output 9 - Chassis Clearly the rest of the pins you did not specify, have to be connected to something on the computer end. Could you clarify that?

The system creates a new System Information file each time system information is accessed. For help with OneDrive see paragraph 9.3 Gerry Stourport-on-Severn, Worcestershire, England Enquire Plan Execute. You need to allow a minute or two for the file to be fully populated before exporting a copy. Please upload the file to your OneDrive, share with everyone and post a link here. If the report is in a language other than English, please state the language.

The closest match I could find in general appearance and features on CyberPower's U.S. Site is the BGR1500AVRLCD, which has two extra outlets and an RS232 (DB9) serial port. Datasheet transistor tt2222. MORE: SurgeX SA-1810.