Chenbro NR40700 User Manual

24-Port 3.5” Mini-SAS Backplane 80H10024001A0
User’s Manual

CHENBRO

24-Port 3.5” mini-SAS Backplane

with Expander

80H10024001A0

User’s Manual

www.chenbro.com

December 2012

15Fl., No.150, Jian Yi Road, Chung Ho City, Taipei Hsien, Taiwan R.O.C.,

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24-Port 3.5” Mini-SAS Backplane 80H10024001A0
User’s Manual

Copyright

Copyright © 2012 Chenbro Micom Co., Ltd.. All rights reserved.

Unless otherwise indicated, all materials in this manual are copyrighted by Chenbro Micom Co., Ltd.. All rights
reserved. No part of this manual, either text or image may be used for any purpose other than internal use within
purchasing company. Therefore, reproduction, modification in any form or by any means, electronic, mechanical or
otherwise, for reasons other than internal use, is strictly prohibited without prior written permission.

Chenbro Micom Co., Ltd. reserves the right to make improvement and modification to the products indicated in this
manual at any time. Specifications are therefore subject to change without prior notice.

Information provided in this manual is intended to be accurate and reliable. However, Chenbro Micom Co., Ltd.,
assumes no responsibility for its use, nor for any infringements upon the rights of third parties, which may result from
its use.

Technical Support

Chenbro works hard to offer our customers maximum performance from our chassis. But in case you have
any problem with our product you can find supports from the following resources.

Web Support

Detail information of our products is in our website. You can find technical updates, installation guides, FAQs,
technical specifications and more. Our web address is: www.chenbro.com

Email Support

You can also fill out the technical support form at our Technical Support page. You technical issue inquiries will be
sent directly to our support professionals.

Phone Support

Y ou can also cont act Chenbro HQ or branch offic e for immediate support; cont act Infor mation is as follo wing:

Chenbro HQ Chenbro Europe B.V.

Tel: [phone] Tel: [phone] Tel: [phone]

.

Chenbro Micom (USA) Inc.

www.chenbro.com

Fax: [phone] Fax: [phone]

Fax : [phone]

Chenbro UK LTD Chenbro China Office

Tel: [phone] Tel: [phone]
Fax: [phone]

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24-Port 3.5” Mini-SAS Backplane 80H10024001A0
User’s Manual

Contents

Copyright……………………………………………………….………………………..2
Technical Support……………………………………………….………………………2
Contents………………………………………………………….………………………3
Safety Instruction………………………………………………….…………………….4
Revision History…………………………………………………………………………4
6Gb/s Backplane Specification…………………………………………………………5
Backplane Layout……………………………………………………………………6~11
Fabricate Sequence………………………………………………………………..12~17

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24-Port 3.5” Mini-SAS Backplane 80H10024001A0
User’s Manual

Safety Instruction

Caution:
Informs the user of conditions that might result in damage to hardware, corruption of customer data or application
software, or long-term health hazard to people. A caution always precedes the information to which it relates.

WARNINGS:
Alerts the user to conditions that might result in injury or death. A warning always precedes the information to which it
pertains.

Revision History

Date Modification

December/6/2012

․First Release

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24-Port 3.5” Mini-SAS Backplane 80H10024001A0
User’s Manual

6Gb/s Backplane Specification

P/N: 80H10024001A0

HDD BACKPLANE TOP VIEW

Specification
Hot Interface Mini-SAS
HDD Interface SAS
Hot-Swap Yes, allows user to replace Hard Disk drive on line

LED indicates Hard Disk Drive status

Display

Error LED- Red (When HDD is error)
Cooling Three Fan Connector
Environment Monitor Temperature senor detect (RT1, RT2)

1. SAS Connector 29 P*24

2. Mini-SAS Connector*3

3. ATX 4P Power Connector*2

4. ATX 8P Power Connector*1

Connectors

5. Pin Header 2.54mm (2x3)*1

6. Pin Header 2.54mm (1x4)*1

7. Wafer 2.54mm Connector 2P*2

8. Wafer 2.5mm Connector 2P*1

9. I2C Connector*1
Dimension 356(L)x 202(W)x 2.4(H) mm
Material FR4 8 layer

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24-Port 3.5” Mini-SAS Backplane 80H10024001A0
User’s Manual

Fan Connector (JF1~JF3)
Pin NO. Description

1 GND
2 12V
3 FAN Clock Input
4 FAN PWM Output

RS232 Connector (JC1)

Pin

Description

NO.

1 GND
2 KEY PIN
3 RXD
4 TXD

I2C Connector (JC2)

Pin

Description

NO.

1 SDA
2 GND
3 SCL
4 +5V

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POWER FAIL ALARM Connector (JP1)

Pin

Description

NO.

1 GND
2 Fall signal Input (Active Low)

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24-Port 3.5” Mini-SAS Backplane 80H10024001A0
User’s Manual

POWER FAIL MUTE Connector (JM1)

Pin

Description

NO.

1 MUTE­2 MUTE+

2.54 Pin Header (JC4)

Pin

Descriptions Pin NO. Descriptions

NO.

1 FAIL LED+ 2 FAIL LED­3 KEY PIN 4 NC
5 MUTE SW+ 6 MUTE SW-

ATX 8P Connector (CN1)

Pin

Descriptions Pin NO. Descriptions

NO.

1 GND 5 12V
2 GND 6 12V
3 GND 7 12V
4 GND 8 12V

ATX 4P Connector (CN2~CN3)

Pin

Descriptions Pin NO. Descriptions

NO.

1 GND 3 5V
2 GND 4 5V

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24-Port 3.5” Mini-SAS Backplane 80H10024001A0
User’s Manual

MINI SAS CONNECTOR (CB1~CB3)
正視圖

Pin NO. Descriptions Pin NO. Descriptions

A1 GND B1 GND
A2 RP1 B2 TP1
A3 RN1 B3 TN1
A4 GND B4 GND
A5 RP2 B5 TP2
A6 RN2 B6 TN2
A7 GND B7 GND
A8 NC B8 NC

A9 NC B9 NC
A10 NC B10 NC
A11 NC B11 NC
A12 GND B12 GND
A13 RP3 B13 TP3
A14 RN3 B14 TN3
A15 GND B15 GND
A16 RP4 B16 TP4
A17 RN4 B17 TN4
A18 GND B18 GND

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24-Port 3.5” Mini-SAS Backplane 80H10024001A0
User’s Manual

HDD IN Connector (CH011, CH021, CH031, CH041, CH051, CH061, CH071, CH081, CH091, CH101,
CH111, CH121, CH131, CH141, CH151, CH161, CH171, CH181, CH191, CH201, CH211, CH221. CH231,
CH241)

Pin NO. Descriptions Pin NO. Descriptions
S1 GND P1 NC
S2 RP P2 NC
S3 RN P3 NC
S4 GND P4 GND
S5 TN P5 POWER ENABLE
S6 TP P6 GND
S7 GND P7 5V PRE- CHARGE
S8 NC P8 5V
S9 NC P9 5V
S10 NC P10 GND
S11 NC P11 NC
S12 NC P12 GND
S13 NC P13 12V PRE- CHARGE
S14 NC P14 12V

P15 12V

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24-Port 3.5” Mini-SAS Backplane 80H10024001A0
User’s Manual

SW1 FUNCTION

SW1-1 & SW1-2: FAN Number Setting

SW1-1 SW1-2 FAN

OFF OFF ALL FAN OFF (Default)
OFF ON FAN1 ON

ON OFF FAN1,2 ON
ON ON FAN1,2,3 ON

SW1-3: NC (Default is OFF)

SW1-4: PWM Enable/ Disable Setting

SW1-4 PWM

ON Enable (Default)

OFF Disable

SW1-5: TEMP Threshold Setting

SW1-5 TEMP

ON

OFF

65℃ (Default)

55℃

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SW1-6: SES Enable/ Disable Setting

SW1-6 SES

ON Enable (Default)

OFF Disable

SW1-7: CB2 Function Setting

SW1-7 CB2

ON Input

OFF Output (Default)

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24-Port 3.5” Mini-SAS Backplane 80H10024001A0
User’s Manual

SW1-8: CB3 Function Setting

SW1-8 CB3

ON HDD

OFF Daisy Chain (Default)

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24-Port 3.5” Mini-SAS Backplane 80H10024001A0
User’s Manual

HDD 1 HDD 9 HDD 17

CONNECTOR SIDE

HDD 2 HDD 10 HDD 18
HDD 3 HDD 11 HDD 19
HDD 4 HDD 12 HDD 20
HDD 5 HDD 13 HDD 21
HDD 6 HDD 14 HDD 22
HDD 7 HDD 15 HDD 23
HDD 8 HDD 16 HDD 24

HDD NO. SEQUENCE

HDD FAIL LEDS

Connectors (left to right):

z DIP SWITCH (SW1)
z PSU Fail LED/mute (JC4)
z PSU mute (JM1)
z PSU alarm (JP1)
z Fan connector (JF1~JF3)
z Power source (CN2,CN3)
z Power source (CN1)
z mini SAS connector (CB1~CB3)
z RS232 connector (JC1)
z I2C connector (JC2)

z JC3 is for manufacturer only

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24-Port 3.5” Mini-SAS Backplane 80H10024001A0
User’s Manual

HDD BACKPLANE BACK SIDE WITH EXPANDER & HEATSINK

STEPS TO INSTALL HDD BACKPLANE:

1. Tear up the thermal paste sticker of heatsink on HDD backplane backside, before installing on metal
tray.

2. To install transparent insulator above HDD backplane on metal tray by 12pcs screws.

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24-Port 3.5” Mini-SAS Backplane 80H10024001A0
User’s Manual

3. Slide in metal tray into chassis, then connect all cables before push metal tray to the end.

4. Connect all cables:

Fan

Fan 2

HDD BP

Fan 3

HDD BP 2

CAUTION:

DIP switch default set-up are different for
HDD BP 1 and BP 2.

(1) Display cable 6pin connects to connector JC4
(2) PSU 2pin mute cable connects to JM1, 2pin

alarm cable connect to JP1

(3) Chassis front Fan 1 and Fan 2 connect to HDD

BP 1, and Fan 3 connects to HDD BP2

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Note: Connector JF1, JF2, JF3 are DIP
switch adjustable

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24-Port 3.5” Mini-SAS Backplane 80H10024001A0
User’s Manual

Connect power supply 12V ATX 8P cable to HDD
BP connector CN1, 2pcs 5V ATX 4P cable to
connector CN2, CN3

CB1

CB2

CB3

Mini SAS connector (left to right)

z CB1_Mini SAS IN
z CB2_Mini SAS IN/OUT (switchable)
z CB3_Mini SAS OUT

WARNING:

Power connectors are different from CPU
4pin/8pin connector.

NOTE: CB2, CB3 are DIP Switch adjustable

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24-Port 3.5” Mini-SAS Backplane 80H10024001A0
User’s Manual

HDD BP 1 connects with Fan 1, Fan 2,
DIP switch default set-up is
No. 2, 3,5 OFF, No. 1, 4, 6, 7, 8 are ON.

HDD BP 2 connects with Fan 3,
DIP switch default set-up is
No.1, 3, 5 OFF, No. 2, 4, 6, 7, 8 are ON.

5. Push metal tray in place then tighten two thumb screws with chassis.

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24-Port 3.5” Mini-SAS Backplane 80H10024001A0
User’s Manual

STEPS TO MAINTAIN HDD BACKPLANE:

1. Power off system

2. Remove all HDDs and holders

3. Release thumb screws and slightly pull out BP

4. Disassemble all cables from BP end connectors

5. Slide out metal tray completely

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