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Sun Storage J4500 Array Service Manual
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Document Information

Preface

1.  Introduction to the Sun Storage J4500 Array

1.1 Features

1.2 Exterior Features, Controls, and Indicators

1.2.1 Front Panel

1.2.2 Back Panel

1.2.3 Sun Storage J4500 Array Internal Components

1.3 Accessory Kit

2.  Configuring and Powering On the Sun Storage J4500 Array

2.1 Configuration and Cabling

2.1.1 Terms and Definitions

2.1.2 Configuration Rules

2.1.3 Cabling the SAS Connectors

2.1.4 Example Configurations

2.2 Powering On and Off the Array

To Power On the Array

To Place the Array Into Standby Power Mode

To Power Off the Array

2.2.1 AC Power Failure Auto-Recovery

3.  Maintaining the Sun Storage J4500 Array

3.1 Options and Replaceable Components

3.2 Tools and Supplies Needed

3.3 Powering Off the Array and Removing It From the Rack

To Power Off the Array

To Remove the Array Enclosure From the Rack

3.4 Removing and Replacing the Hard Disk Drive Access Cover

To Remove the Hard Disk Drive Access Cover

To Replace the Hard Disk Drive Access Cover

3.5 Internal Component Locations

3.6 Replacing Components

To Replace a Fan Module

To Replace the Front Indicator Board

To Replace a Hard Disk Drive

To Replace the Power Distribution Board

To Replace a Power Supply

To Replace the System Controller Module

To Replace the Array Chassis

3.7 Upgrading Enclosure Firmware

3.7.1 Ensure Both SAS Fabrics are Upgraded to the Same Firmware Revision Level

4.  Troubleshooting

4.1 External Status LEDs

4.2 Internal Disk Drive and Fan LEDs

4.3 Diagnostic and Management Tools

4.3.1 SunVTS

4.3.2 Common Array Manager (CAM)

4.4 Troubleshooting Problems with the Array

4.4.1 Initial Start-up

4.4.2 Check the Event and Performance Logs

4.4.3 Using the Array Management Software to Monitor Enclosure Health

4.4.4 Array Link Problems

4.4.5 Disk Problems

4.4.6 Array Environment Problems

4.4.7 Power Problems

4.5 Resetting the Enclosure Hardware

To Reset the Enclosure Hardware Using the Reset Button

4.6 Clearing the Enclosure Zoning Password

To Clear the Enclosure Zoning Password

A.  System Specifications

B.  Connector Pinouts

B.1 Mini-SAS Connectors

B.2 I/O-to-Disk Backplane Connectors

B.2.1 Power Blade Connector

B.2.2 High-Speed Dock Connectors

B.3 Power Supply Connector

B.4 Disk Backplane-to-Front Indicator Connector

B.5 Backplane-to-Disk-Backplane Connector

B.6 Fan Tray Connectors

B.7 Fan Connectors

Index

B.5 Backplane-to-Disk-Backplane Connector

The backplane to disk backplane connector has eight blades that support 30 amps each. It also has 30 signal pins. See Backplane-to-Disk-Backplane Connector Power Blades for the blades and Backplane-to-Disk-Backplane Connector Signal Pins   for the signal pins.

Table B-8 Backplane-to-Disk-Backplane Connector Power Blades

Pin
Function
Blade 1
+12V
Blade 2
GND
Blade 3
+12V
Blade 4
GND
Blade 5
+12V
Blade 6
GND
Blade 7
GND
Blade 8
GND

Table B-9 Backplane-to-Disk-Backplane Connector Signal Pins  

Pin
Pin Name
Pin
Pin Name
A1
3.3V AUX
C1
.3V AUX
A2
GND
C2
GND
A3
VDD_RTC
C3
SP_I2C_CLK
A4
INTRUSION_SW
C4
SP_I2C_DAT
A5
PS2_ENABLE_L
C5
PS2_BATT_L
A6
PS2_VIN_GOOD_L
C6
PS0_POWEROK
A7
PS2_POWEROK
C7
PS1_FAN_FAIL_L
A8
PS2_FAIL
C8
PS1_POWEROK
A9
PS2_FAN_FAIL_L
C9
PS1_PRESENT_L
B1
3.3V AUX
D1
3.3V AUX
B2
GND
D2
GND
B3
PS0_FAN_FAIL_L
D3
3_3_AUX_SENSE_P
B4
NC
D4
3_3_AUX_SENSE_N
B5
PS2_PRESENT_L
D5
PS0_FAIL
B6
PS0_PRESENT_L
D6
PS0_VIN_GOOD_L
B7
PS1_FAIL
D7
PS0_ENABLE_L
B8
PS1_VIN_GOOD_L
D8
12V_SENSE_P
B9
PS1_ENABLE_L
D9
12V_SENSE_N