IEI Technology NAS-4020 User manual

iEi Network Attached Storage
Service Manual
NAS-4020
November 2003
Note:
1. The information contained herein is the property of ICP Electronics Inc.
The possessor agrees to maintain this document in confidence, not to
reproduce, copy, reveal or publish it in part or whole in any form.
2. IEI has made reasonable effort to ensure the accuracy and validity of
this document; however, IEI specifically disclaims any warranty
regarding this document. IEI shall not be liable for any exemplary,
incidental, proximate or consequential damages or expenses arising
from the use of this document.
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NAS-4020 NETWORK ATTACHED STORAGE SERVICE MANUAL
Table of Contents
CHAPTER 1 INTRODUCTION............................................................................3
OVERVIEW.......................................................................................................... 3
RESOURCES &SUPPORT......................................................................................... 3
CHAPTER 2 ROUTINE MAINTENANCE..............................................................4
MAINTENANCE OVERVIEW...................................................................................... 4
CLEANING........................................................................................................... 4
CHAPTER 3 TROUBLESHOOTING .....................................................................5
INTRODUCTION.................................................................................................... 5
WHO SHOULD PERFORM REPAIRS............................................................................ 5
REPAIR LEVEL SUPPORTED ..................................................................................... 5
USING THIS DOCUMENT......................................................................................... 6
OBTAINING REPLACEMENT PARTS............................................................................ 6
TROUBLESHOOTING GUIDE ..................................................................................... 6
CHAPTER 4 DISASSEMBLY GUIDE .................................................................11
OVERVIEW........................................................................................................ 11
SYSTEM DISASSEMBLY AND REASSEMBLY................................................................. 12
CHAPTER 5 SPARE PARTS..............................................................................22
OVERVIEW........................................................................................................ 22
CHAPTER 6 PACKING FOR SHIPMENT ...........................................................23
GENERAL INSTRUCTIONS ..................................................................................... 23
PACKING IN THE ORIGINAL CARTON....................................................................... 23
PACKING IN A DIFFERENT CARTON......................................................................... 23
CHAPTER 7 REINSTALLING FIRMWARE ........................................................25
OVERVIEW........................................................................................................ 25
FIRMWARE REINSTALLATION PROCEDURE................................................................ 25
CHAPTER 8 HARD DISK INSTALLATION........................................................30
OVERVIEW........................................................................................................ 30
HARD DRIVE INSTALLATION PROCEDURE................................................................. 30
CHAPTER 9 FACTORY DEFAULT SETUP ..........................................................32
OVERVIEW........................................................................................................ 32
CREATE DISK VOLUME......................................................................................... 32
CREATE NETWORK SHARE .................................................................................... 33
CLEAR EVENT LOGS............................................................................................. 35
APPENDIX A. HARD DRIVE COMPATIBILITY LIST...........................................36
APPENDIX B. CONSOLE CABLE CONNECTION..................................................37
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NAS-4020 NETWORK ATTACHED STORAGE SERVICE MANUAL
Chapter 1 INTRODUCTION
Overview
Resources & Support
Overview
This document contains information on how to perform maintenance and
troubleshooting procedures on NAS-4020 Network Attached Storage. Please
note that any electrical system presents potential hazards so these actions
should only be performed by qualified personnel. Before operating on your
NAS-4020, please read this user manual carefully for thorough understanding
on its functions.
Resources & Support
IEI is a systems company dedicated to providing innovative products and
first-rate services to all our partners and customers. For further information or
documents regarding to our products, please refer to the following list:
Product information: http://www.ieiworld.com/
Firmware update image: http://www.ia.ieiworld.com/support/
User’s manual: http://www.ia.ieiworld.com/support/
FAQ: http://www.ia.ieiworld.com/support/
For any questions, please contact IEI Customer Service Department at
[email protected].
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Chapter 2 ROUTINE MAINTENANCE
Maintenance Overview
Cleaning
Maintenance Overview
The NAS-4020 requires no routine service.
Cleaning
Caution: DO NOT immerse NAS-4020 in liquid or use caustic or abrasive
cleaners.
To clean NAS-4020, dampen a soft cloth with any commercial nonabrasive
cleaner available in the market and wipe clean. Before cleaning, make sure that
the system is turned off.
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Chapter 3 TROUBLESHOOTING
Introduction
Who Should Perform Repairs
Repair Level Supported
Using this Document
Obtaining Replacement Parts
Troubleshooting Guide
Introduction
This chapter provides information for troubleshooting NAS-4020 and helping
you to isolate a failure to the power supply, the case fan, the cooler, the LCD
module, the hard disks, the main board and the backplane. A troubleshooting
guide is also provided; it lists possible problems, along with probable causes,
and recommended actions on how to correct each problem.
Who Should Perform Repairs
Only qualified service personnel should remove and replace any components of
NAS-4020. Repairs to the NAS-4020 are limited to the repair level identified in
the following paragraph.
Repair Level Supported
The NAS-4020 has the following replaceable components:
The NAS-4020 main board
The NAS-4020 backplane
The LCD module
The front panel assembly
The front cover
The top cover
The case fan
The power supply
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The drive tray
The cooler
The hard disk
Using this Document
Failures of the top cover, the drive tray, the front cover and the front panel
assembly are determined by visually inspecting these components for cracks or
deformations and for mechanical failures. Use the troubleshooting guide
provided in this chapter to isolate failure to the main board, the backplane, the
LCD module, the power supply, the case fan, the cooler, or the hard disks. Once
a failure has been isolated, refer to Chapter 4, Disassembly Guide for
instructions for removing and replacing a component of the NAS-4020.
Obtaining Replacement Parts
IEI Customer Services Department provides technical assistance information
and replacement parts. To obtain replacement parts, contact the IEI Customer
Services Department or your sales representative. Please refer to parts by the
part names and part numbers listed in Chapter 5, Spare Parts.
Troubleshooting Guide
If you encounter a problem that cannot be resolved through a visual inspection,
check the following lists for probable causes and recommended actions to take
to correct the problem. For a symptom that is not listed here, contact the IEI
Customer Services Department or your sales representative.
Power Supply
Symptom Corrective Action
The power supply makes an audible alarm and
the red LED on the power supply module is
illuminated.
The error LED on the front panel lights up red and
the LCD module shows below error message:
“POWER FAILED OR REMOVED”
The event logs show below error messages:
“power failed or removed”
Replace the failed power
supply.
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Case Fan
Symptom Corrective Action
The system is on but the case fan has stopped
working.
Press the select button of LCD module twice to
check the fan speed, and it shows zero.
Replace the failed case
fan.
LCD Module
Symptom Corrective Action
The system works well but no message is
displayed on the LCD module.
The system works well but no LED on the LCD
module lights up.
Replace the LCD module.
Hard Disk / Drive Tray
Symptom Corrective Action
The hard drive makes strange sounds when
working. Replace the hard disk that makes strange sound.
LCD module shows below error message:
"disk drive nfailed or unplugged"
Event logs show below error message:
"disk drive nfailed or is unplugged”
Entering system administration web page and
select “Disk Configuration”. “No Disk” message
is shown when checking physical disk status on
the page of “View Disk & Volume Status.”
Replace the hard disk with
a known good hard disk.
If the failure persists,
replace the drive tray.
Note: If the failed drive is not configured to a RAID 1 or RAID 5 disk
volume, there is no chance to retrieve the data stored in it.
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System Firmware
Caution: Reinstalling system firmware will cause the existing
configuration data lost and return to the factory defaults.
Symptom Corrective Action
The system fails to boot successfully and the LCD
module displays only the date and time.
Connect the console
cables (refer to Appendix
B) to investigate the
system booting process.
If the system does not
report any hardware
failure and hangs up after
booting (as below figure),
reinstall the firmware.
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Main Board
Caution: Replacing the main board will cause the existing configuration
data lost and return to the factory defaults.
Symptom Corrective Action
After turning on the power, no “beep” is heard
after booting. Replace the main board.
The system fails to boot successfully.
The LCD panel displays only the date and time.
Connect the console
cables (refer to Appendix
B) to investigate the
system booting process.
If the system reports any
hardware failure, replace
the main board.
After reinstalling the firmware, the system still
not works well. Replace the main board.
Cannot connect to the network and the network
LED is off.
Check the network
connection first. If there is
no problem on network
connection, replace the
main board.
Backplane
Symptom Corrective Action
The system does not power up at all.
Check the power cable
connection and the
redundant power supply.
If this problem persists,
replace the backplane.
The LED on the drive tray is not flashing when
accessing data but the system works well. Replace the backplane.
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CPU Heat Sink / Cooler
Symptom Corrective Action
The case fan is working but the LCD module
displays indicates that the system temperature is
too high.
Check if the cooler on top
of the CPU heat sink is
working, if not, replace
the cooler.
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Chapter 4 DISASSEMBLY GUIDE
Overview
System Disassembly & Assembly
Overview
The NAS-4020 can be disassembled into the following assemblies:
The NAS-4020 main board
The NAS-4020 backplane
The LCD module
The front panel assembly
The front cover
The top cover
The case fan
The power supply
The drive tray
The cooler
The hard disk
Tools Required
The tools you will need to disassemble or reassemble the NAS-4020 is listed as
below:
One number 102 Phillips-head screwdriver
One number 107 Phillips-head screwdriver
One diagonal pliers (for cutting the cable tie)
Caution: Observe ESD (electrostatic discharge) precautions when
disassembling and reassembling the NAS-4020 and when handling any
of the components of the NAS-4020.
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System Disassembly and Reassembly
Use the following procedure to disassemble the NAS-4020, reassemble it in
reverse order. It is recommended that you follow this disassembly procedure
in the order presented.
Note: Before you begin to disassemble the NAS-4020, make sure that
the system has been shutdown and the power cord is removed.
1. Detach the redundant power supplies:
Loosen the screws and use the handles to pull out the power supplies.
2. Take out the hard disks:
a. Remove the eight screws on the drive trays as indicated below:
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b. Hold the latch one at a time and then pull out the drive trays.
c. Remove the drive trays accordingly. In a top-down order: HDD1, HDD2,
HDD3, HDD4.
d. Unfasten the four screws on the back of the drive tray as shown below:
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e. Loosen the sockets indicated by the red arrows below. Now you can
remove the hard disks.
3. Remove the top cover:
Unfasten the three screws and push the top cover towards the back to
remove it.
Here is where the “warranty void” sticker is placed.
Please replace it with a new one after maintenance
is complete.
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4. Detach the cooler and CPU heat sink:
a. Detach the cooler from the CPU heat sink:
If you need to detach the cooler for replacement, please loosen the two
screws on the cooler and then unplug its power connector.
b. Detach the CPU heat sink:
Loosen all screws at circled out positions then pull out the power
connector of the cooler and then you can take out the heat sink. Please
remember to put on heat sink compound when you install it back in
place.
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5. Detach the front panel assembly:
Unfasten the six screws and you can take off the front panel assembly.
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6. Detach the LCD module:
a. Remove the four screws as indicated below.
b. Take out the wires from the terminal block as shown in the shaded area
below.
c. Pull off the connectors and then you can remove the LCD module.
CN19
CN8
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7. Detach the case fan:
a. Cut loose the cable ties at locations shown below:
b. Pull off the connectors and unfasten the four screws. Now you can
remove the fan.
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8. Detach the main board:
a. Remove CPU and SDRAM.
SDRAM: Cut off cable ties on top of SDRAM then press down the
fasteners where the red arrows are and then you can take
off the SDRAM.
CPU: Pull the holders outwards then up as indicated by the blue
arrow below and you can now remove the CPU.
b. Unfasten the two screws on the upper-left of the chassis.
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c. Then, unfasten the two screws on the upper-right of the chassis.
d. Push forward according to the arrow and you can remove the main
board tray.
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