Chenbro RM312 User Manual download pdf (Page 10)

Chenbro Storage Chassis 4-Port

SAS / SATA-II Backplane User’s Manual

http://www.chenbro.com

10

5U LED Board and Display Board

LED Board (Part Number 80H173519-002)

Function Switch Pin Definition

SW 1 SW 2 SW 3 SW 4

ON

System Alarm

Temperature is 65°C

HDD Sequential

Spin up Disable

Fan1~8 Enable

(RM51924B)

Fan Monitoring

Enable

OFF

System Alarm

Temperature is 55°C

HDD Sequential

Spin up Enable

Fan1~7 Enable

(RM51224B)

Fan Monitoring

Disable

Display Board

USB

2.0

Green LED on: Network busy

Alarm Mute Switch

System Reset Switch

Red LED on:

System Error

Power

Switch

Blue LED On:

Power On

Yellow LED on:

HDD Bus

y

Power supply

alarm signal

connector

(Red & Black

Cable from PSU)

Power supply

alarm mute

connector

(Yellow & Black

Cable from PSU)

Backplane signal

connector

HDD 13~24

System

signal

connector

to M/B

USB 2.0

connector to M/B

Function

Switch

HDD Activity

signal

connector

HDD Activity

signal

connector

Backplane signal

connector

HDD 1~12

1 2 ... 5 6 7 8 9 10 11 12 13 14 15

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