Chenbro SR209 Series 3Gb/s 4-port mini-SAS Backplane(80H102209-013), for 4-Bay 3.5 Hot-swap HDD Cage - Manual - Manual (Page 9)

Chenbro SR209/105/107/108
4-Ports Mini-SAS Backplane User’s Manual
[JP1] Redundant PSU Module Fail Connector
Pin Def.
1 GND
2 Power Fail Signal (TTL Active Low)
[JM1] Alarm Mute Connector
Pin Def.
1 Switch -
2 Switch +
[JC1] I2C Connector
Pin Def.
1 SDA
2 GND
3 SCL
4 +5V
[CN9] SGPIO Enable/Disable Connector
Pin Def.
1&2 close Enable -
1&2 open Disable
[SW1 (1)] DIP Switch Function
Fan1 Detection Enable/Disable SW1-1
Enable ON
Disable OFF
[SW1 (2)]
Fan2 Detection Enable/Disable SW1-2
Enable ON
Disable OFF
[SW1 (3)]
Temperature Setting SW1-3
65 Degree C ON
55 Degree C OFF
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