Power supply alarm mute connector definition, Power supply alarm signal connector definition – Chenbro RM51424 LED Board(80H033215-005 Rev.A0~A2), For 3Gbps mini-SAS Backplane - Manual User Manual
Page 7
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LED Board 80H033215-005 ver. A0~A2
User’s Manual
15Fl., No.150, Jian Yi Road, Chung Ho City, Taipei Hsien, Taiwan R.O.C.,
Tel: +886 2 82265500 Fax: +886 2 82265392 Email: [email protected]
7
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o.com
Function Switch Pin Definition
SW 1
SW 2
SW 3
SW 4
ON
Fan1~5 Monitoring
Enable
System Alarm
Temperature is 65°C
Fan Monitoring
Enable
HDD Sequential
Spin up Disable
OFF
Fan1~4 Monitoring
Enable
System Alarm
Temperature is 55°C
Fan Monitoring
Disable
HDD Sequential
Spin up Enable
SW 5
SW 6
4 HDDs
OFF
OFF
8 HDDs
ON
OFF
12 HDDs
OFF
ON
16 HDDs
ON
ON
Power Supply Alarm Mute Connector Definition
Pin 1: Ground
Pin 2: Alarm mute signal output to PSU (Active low)
Power Supply Alarm Signal Connector Definition
Pin 1: Ground
Pin 2: PSU fail signal (TTL) input from PSU (Active low)
Only redundant PSU come with the failure alarm and alarm mute reset control via signal
connector. Make sure the redundant PSU that user applied come with the connectors
above.
This picture shows the standard
“2510 2-pin” type PSU alarm signal
connectors which fitting Chenbro
LED board.
Pin 1
Pin 2
Pin 1
Pin 2
Mute (Yellow & Black wire)
TTL (Red & Black wire)
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