IEI Technology NAS-2108RW Service Manual

iEi Network Attached Storage
Service Manual

NAS-2108RW

November 2003

Note:

1. The information contained herein is the property of ICP Electronics Inc.
The possessor agrees to maintain this document in co nfidence, 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 consequenti al damages or expe nses arisi ng
from the use of this document.

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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 .................................................................10

OVERVIEW........................................................................................................ 10

SYSTEM DISASSEMBLY AND REASSEMBLY................................................................. 10

CHAPTER 5 SPARE PARTS..............................................................................18

OVERVIEW........................................................................................................ 18

CHAPTER 6 PACKING FOR SHIPMENT ...........................................................19

GENERAL INSTRUCTIONS ..................................................................................... 19

PACKING IN THE ORIGINAL CARTON....................................................................... 19

PACKING IN A DIFFERENT CARTON......................................................................... 19

CHAPTER 7 REINSTALLING FIRMWARE ........................................................21

OVERVIEW........................................................................................................ 21

FIRMWARE REINSTALLATION PROCEDURE................................................................ 22

CHAPTER 8 HARD DISK INSTALLATION........................................................26

OVERVIEW........................................................................................................ 26

HARD DRIVE INSTALLATION PROCEDURE................................................................. 26

CHAPTER 9 FACTORY DEFAULT SETUP ..........................................................28

OVERVIEW........................................................................................................ 28

CREATE DISK VOLUME......................................................................................... 28

CREATE NETWORK SHARE .................................................................................... 29

CLEAR EVENT LOGS............................................................................................. 31

APPENDIX A. HARD DRIVE COMPATIBILITY LIST...........................................32

APPENDIX B. CONSOLE CABLE CONNECTION..................................................33

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Chapter 1 INTRODUCTION

Overview
Resources & Support

Overview

This document contains informati on on ho w to pe rform maintenance and
troubleshooting procedures on NAS-2108RW Network Attached Storage. Please
note that any electrical system presents potentia l hazards so these ac tions
should only be performed by qualified personnel. Before oper ating on you r
NAS-2108RW, please read this user manual carefully for thorough
understanding on its functions.

Resources & Support

IEI is a systems company dedicated to providing innova tive products and
first-rate services to all our partners and customers. For further information or
documents regarding to our products, please refe r to the following list:

 Product information:
 Firmware update image:
 User’s manual:
 FAQ:

For any questions, please contact IEI Customer Service Department at

[e-mail].

http://www.ia.ieiworld.com/support/

http://www.ieiworld.com/

http://www.ia.ieiworld.com/support/

http://www.ia.ieiworld.com/support/

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Chapter 2 ROUTINE MAINTENANCE

Maintenance Overview
Cleaning

Maintenance Overview

The NAS-2108RW requires no routine service.

Cleaning

Caution: DO NOT immerse NAS-2108RW in liquid or use caustic or
abrasive cleaners.

To clean NAS-2108RW, 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
Troubles hooting Guide

Introduction

This chapter provides information for troubleshooting NAS-2108RW and helping
you to isolate a failure to the power adapter, the case fa n, the system firmware
or the NASWare flash module, the LCD module, the wireless LAN module, th e
hard disks and the main board. A troubleshooting guide is also provided; it lists
possible problems, along with probable causes, and recommended actions on
how to correct each problem.

Note: For system manufactured after November 2003, the system
firmware is stored at NASWare flash module (DOM) instead of
on-board flash. Please be noticed about this change wh en servicing.

Who Should Perform Repairs

Only qualified service personnel should remove and replace any components of
NAS-2108RW. Repairs to the NAS-2108RW are limited to the repair level
identified in the following paragraph.

Repair Level Supported

The NAS-2108RW has the following replaceable components :

 The NAS-2108RW main board
 The front panel assembly, including the LCD module
 The wireless LAN module
 The NASWare flash module (for system manufactured a fter November

2003)

 The top cover
 The case fan

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 The power adapter
 The hard disk

Using this Document

Failures of the top cover, the front panel assembly are determined by v isually
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 LCD module, the wireless LAN module, the system
firmware or the NASWare flash module, the power adapter, the case fan, o r 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-2108RW.

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 Adapter

Symptom Corrective Action

The system does not power up when applying
power.

Make sure the power
cable and adapter is
attached correctly, and
there is power to the AC
outlet. Replace the power
adapter. If the failure
persists, replace the main
board.

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Case Fan

Symptom Corrective Action

The system is on but the case fan has stopped
working.

The system starts and hangs up.

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 failed case
fan.

Replace the front panel
assembly, including the
LCD module.

Hard Disk

Note: If the failed drive is not configured to a RAID 1 disk volume, there
is no chance to retrieve the data stored in it.

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 n failed or unplugged"

First, replace hard disk

Event logs show below error message:
"disk drive n failed or is unplugged”

with a good hard disk that
you are sure of. If the
failure persists, replace

Entering system administration web page and

the main board.

select “System Settings”. “No Disk” message is
shown when checking disk status on the page of
“Disk Configuration.”

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System Firmware/ NASWare Flash Module

Caution: Reinstall the system firmware or replacin g the NASWare flash
module will cause the existing configur ation 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 or
replace the NASWare flash
module.

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Wireless LAN Module

Symptom Corrective Action

Cannot connect to the NAS-2108RW through
the wireless LAN.

Main Board

Caution: Replacing the main board will cause the existing configuration
data lost and return to the factory defaults.

Symptom Corrective Action

Open the top cover and
remove the disk drives,
check the wireless cable
connection. Replace the
wireless LAN module. If
the failure persists,
replace the main board.

After turning on the power, no “beep” is heard
after booting.

The system fails to boot successfully.

The LCD panel displays only the date and time.

After reinstalling system firmware or replacing
the NASWare flash module, the system still not
works well.

Cannot connect to the network and the network
LED is off.

Replace the main board.

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.

Replace the main board.

Check the network
connection first. If there is
no problem on network
connection, replace the
main board.

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Chapter 4 DISASSEMBLY GUIDE

Overview
System Disassembly & Assembly

Overview

The NAS-2108RW can be disassembled into the following assemblies:

 The NAS-2108RW main board
 The front panel assembly, including the LCD module
 The wireless LAN module
 The NASWare flash module (for system manufactured a fter November

2003)

 The top cover
 The case fan
 The hard disk

Tools Required

The tools you will need to disassemble or reassemble the NAS-2108RW is listed
as below:

 One number 102 Phillips-head screwdriver
 One number 107 Phillips-head screwdriver
 One 5-mm spanner
 One diagonal pliers (for cutting the cable tie)

Caution: Observe ESD (electrostatic discharge) pr ecautions when
disassembling and reassemblin g the NAS-2108RW and when handlin g
any of the components of the NAS-2108RW.

System Disassembly and Reassembly

Use the following procedure to disassemble the NAS-2108RW, reassemble it in
reverse order. It is recommended that you follow this disassembly procedure
in the order presented.

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Note: Before you begin to disassemble the NAS-2108RW, make sure
that the system has been shutdown and the power cord is removed.

1. Remove the top cover:
Unfasten the six screws and push the top cover towards the back to remove
it.

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2. Take out the hard disks:

a. Remove the six screws on the drive trays, then unplug flat cable and

power cable of hard disks as indicated below.

b. Unfasten all screws circled in the picture below and remove ha rd disk.

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3. Detach the wireless LAN module:

a. Unfasten antennas of wireless card by turning in the direction shown by

the arrows and then unfasten the two scre ws so as to remove holders.

b. Remove flexible fasteners on the t wo sides in direction s shown by the

arrows then take out wireless card according to direction shown by the
blue arrow. Finally, using a small screwdriver, remove connector of
cable. Please be extra careful while pulling off the connector.

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4. Remove case fan:
Unfasten all eight screws circled in the graph below then unplug fan’s po wer
connectors shown in the second picture.

5. Detach the NASWare flash module:
The NASWare flash module is installed on the 44-pin IDE port (CN2) , just
unplug it directly.

Note: Only system manufactured after November 2003 comprises
the NASWare flash module. For earlier system, the system firmware
is stored in on-board flash.

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6. Remove front panel assembly (including LCD module):

a. Take off the protective cover after unfastening the four screws shown

below.

b. Loosen the four screws to the side and now you c an remove front panel

assembly.

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7. Detach main board:
a. Take off the two bronze posts.

b. Remove all peripherals and cable connectors from main board.

c. Loosen the six bronze posts circled b elow and remove main board.

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8. Detach RAM module:
Pull holders on two sides of RAM module in the direction shown by the
arrows then remove RAM by pulling it out of its socket.

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Chapter 5 SPARE PARTS

Overview

Overview

Spare parts, along with corresponding IEI part numbers, are shown below.

Table 1. NAS - 2108RW Spare Parts List

Item Part Numbers

NAS-2108RW Main Board
(not including the SDRAM)

Front Panel Assembly
(including LCD module)

Wireless LAN Module 7F300-MW252

NASWare Flash Module
(only for system manufactured after
November 2003)

Case Fan 31100-000061

Top Cover 41008-014039

Pow e r A d a p t e r 63PSA65U120DJL-001

Service Kits NAS-2108RW-SK

004ISS105-00-020

193NAS2108R-000

NAS-2108RW-DOM

To obtain spare parts, contact the IEI Customer Services Department or your
sales representative.

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Chapter 6 PACKING FOR SHIPMENT

General Instructions
Packing in the Original Carton
Packing in a Different Carton

General Instructions

To ship a NAS-2108RW or one of its components for any reason, please follow
the instructions in this section. Pack the NAS-2108RW or component carefully.
Failure to follow the instructions in this section may result in loss or damage not
covered by any applicable IEI warranty. If available, use the original carton and
packing materials and follow the instructions in “Packing in the Original Carton.”
If the original shipping carton and material are not available, use other suitable
shipping materials and container and follow the instructions in Packing in a
Different Carton.”

Prior to shipping the NAS-2108RW or component, contact IEI Customer
Services Department or your sales representative for a Returned Material
Authorization (RMA) number. Mark the shipping carton and any shipping forms
with the RMA number.

Caution: Observe ESD (electrostatic discharge) precautions when
packing any NAS-2108RW components.

Packing in the Original Carton

If the original carton and packing materials are available, repack the
NAS-2108RW into the original carton. Add packing material in the carton as
needed so the NAS-2108RW will not be able to move during shipment.

Packing in a Different Carton

If the original carton and packing material are not available when shipping an
NAS-2108RW or one of its components:

1. Place the NAS-2108RW or component in a plastic bag.

2. Locate a corrugated cardboard shipping carton wi th at l east 200 po un ds
per square inch (psi) bursting strength.

3. Fill the bottom of the carton with at least 2 inches of packing material.

4. Place the bagged NAS-2108RW or component on the layer of packing
material and fill the box completely with packing material such that there
is at least 2 inches of packing material around all sides of the item.

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5. Seal the carton with packing tape.

6. Label carton with shipping address, return address, and RMA number.

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Chapter 7 REINSTALLING FIRMWARE

Overview
Firmware Reinstallation Procedure

Overview

This chapter illustrates the steps to reinstall firmware or replace firmware
module on a NAS-2108RW system.

Caution: After reinstalling firmware or replacing a new NASWare flash
module, all the existing configuration data will be lost.

After reinstalling the system firmware or changing a new NASWare flash module,
please remember to continue to configure the system to the factory default
settings, such as initialize disk configuration and create public share. To initialize
system configuration, please refer to chapter 9, “Factory Defa ult Setup.”

Replacing Flash Module

Since November 2003, NAS-2108RW uses the NASWare flash module
(Disk-on-module) to store its firmware. This NASWare flash module is
connected to the main board via a 44-pin IDE socket. There is no need to
re-install the firmware, just replaces the NASWare flash module whe n failed.

Please refer to the disassembly guide for replacing the flash module. To obtain
the flash module for replacement, please contact IEI Customer Support
Department or your sales representatives.

Reinstalling Firmware

To reinstall system firmware to NAS-2108RW that manufactured before
November 2003, please follow the instructions described in “Firmware
Reinstallation Procedure” section.

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Firmware Reinstallation Procedure

Note: This section only applies to the system with on-board flash. For
the system using Disk-On-Module (DOM), just replace the existing
DOM with a new one containing the right version of firmware. To obt ain
the replacement DOM, please contact IEI Customer Support
Department or your sales representatives.

Tools Required for Reinstalling Firmware

The tools you will need to reinstall the firmware of NAS-2108RW is listed as
below:

 NAS-2108RW Service Kit, including Firmware Recovery CD-ROM, Service

Manual, IDE Cable, Console (VGA and Keyboard) Ca bles

 IDE CD-ROM Drive, including cables
 One Monitor
 One PS/2 Keyboard

Reinstalling Procedure

The following instructions show how to reinstall the firmware on a NAS-2108RW.
Before performing the firmware reinst allation procedure, please have the
service kit and a CD-ROM drive with the IDE cable ready on hand.

To reinstall the firmware on the NAS-2108RW, please connect the console
cables to the NAS-2108RW main board (refer to the A ppendix B).

1. Turn off the power and remove the top cover.

Note: Refer to the “Disassembly Guide” for removing the to p cover.

2. Connect the CD-ROM drive to the IDE port on the main board. Then connect
the power of the CD-ROM drive to the main board.

IDE PORT

POWER PORT

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3. Use the VGA cable to connect the main board (CN13) and the monitor. Use
the keyboard cable to connect the main boar d (CN4) and the keyboard.

4. Turn on the power. After booting, press the DELETE key to e nter the BIOS
settings menu and select BIOS FEATURES SETUP.

Keyboard

GA

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5. In Boot Sequence option, select CDROM,C,A (using Page Up or Page
Down key).

6. Before save the BIOS settings, put the Firmware Recovery CD into the
CD-ROM drive. Select SAVE & EXIT SETUP to reboot. After system restarts,
the following menu will appear on the screen.

7. Use UP or DOWN key to select the right firmware model and version to install,
and then press ENTER. A confirmation screen will appear. Press Y and ENTER
to proceed.

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8. The system will start to install the firmware, please wait for a while. After the
installation completes, the system will compare the checksum automatically
to verify. If succeeds, the system will have a continuous beep sound. If fails,
the system will make beep sound at one second interval.

Note: Be sure to check the result displ ayed on the scr een.

9. Press the power button to turn off the system. Turn on the system again and
change the BIOS settings back to the factory default by choosing LOAD

SETUP DEFAULTS. Take the Firmware Recovery CD out. Select SAVE &
EXIT SETUP to reboot. Then turn off the power.

10. Remove the CD-ROM drive and all the cables. Put the top cover back. Turn
on the power. Make sure the system boots and works properly.

Please remember to continue to configure the system to the factory d efault
settings, such as initialize disk configuration and create public share. To initialize
system configuration, please refer to chapter 9, “Factory Defa ult Setup.”

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Chapter 8 HARD DISK INSTALLATION

Overview
Hard Drive Installation Procedure

Overview

The NAS-2108RW can install up to two 3.5” IDE hard disk drives. To make the
system ready for access, install at least one hard drive to the NAS-2108RW.
Then refer to the chapter 9, “Factory Default Setup”, for steps to configure the
installed hard drives into one disk volume.

For a list of verified hard drive models, please refer to Appendix A. “Hard Drive
Compatibility List.” We strongly recommend customers to use only th e tested
hard drive models. IEI cannot guarantee system stability for users who install
drives not specified on this list.

Hard Drive Installation Procedure

To use the NAS-2108RW, at least one hard disk should be installed. Before
installing the hard drives, please make sure the system is off and the power cord
has been disconnected. Follow below steps to install the hard drives to the
NAS-2108RW.

1. Attach stickers onto the hard disks:

c.

HDD1

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2. Put the hard disk onto the drive plate and fasten eight screws as shown

below.

Note: Due to the none-standard nature of IDE hard disk drives,
each hard drives model might have slightly different physical
dimensions. For some models, it may not be possible to fasten the
hard disk to the drive plate with all the four screws.

3. Connect the IDE flat cable and the powe r plug for each hard drive. Fasten

the six screws as shown in the picture below.

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Chapter 9 FACTORY DEFAULT SETUP

Overview
Create Disk Volume
Create Network Share
Clear Event Logs

Overview

When a system is equipped with the hard drives and about to be shipped out, be
sure to perform below checks:

 Create Disk Volume

Pre-configure all the hard drives on the system to a RAID-0 volume.

 Create Network Share

Create a default public share folder as me ntioned i n the user’ s manual.

 Clear Event Logs

Remove all the event records.

Before performing the factory defaul t setup, start the browser and open the
system administration web page of the NAS-2108RW.

Create Disk Volume

Follow below steps to configure the default disk volume:

1. In system administration web page, go to “Disk Configuration”. Run

“Create Disk Volume”, and select “RAID 0 Striping Disk Volume.”

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2. Select to add all the disk drives into this disk volume.

3. Click OK to create the RAID volume. Please wait for a while until the volume

is created.

Create Network Share

To create the default share “public”, open the browser and connect to the
network attached storage server. Ente ring system administration web page and
follow below steps:

1. Go to “Network Share Management, and select “Create” to add a s hare.

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2. Enter public as the new share name and click OK to proceed.

3. Select the option to grant all guests full access, and then click Close.

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Clear Event Logs

In system administration web page, go to “Stati stics & Logs”, and select “Event
Logs.” Then click Clear button to clear the entire event logs.

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Appendix A.

HARD DRIVE COMPATIBILITY LIST

The compatible hard disks listed below have been thoroughly and strictly tested.
We strongly recommend customers to use only these tested hard disk models.
IEI cannot guarantee system stability for users who install drives not specified
on this list.

Table 2. NAS-2108RW Hard Drive Compatibility List

Manufacturer Model Capacity

IBM DTLA-305040 40GB
IBM IC35L080AVVA07 80GB
IBM IC35L120AVVA07 120GB
IBM IC35L120AVV207 120GB
Maxtor D540-4K 40GB
Maxtor 6E040L0510202 40GB
Maxtor HD35-800GI-MA 80GB
Maxtor 6Y120L004001 120GB
Maxtor 4A160J00602 160GB
Maxtor 4G160JB 160GB
Maxtor 6Y200P0 200GB
Seagate ST340824A 40GB
Seagate ST380021A 80GB
Seagate ST3120023A 120GB
WD WD400EB 40GB
WD WD800AB 80GB

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Appendix B.

CONSOLE CABLE CONNECTION

To access the system BIOS for diagnosis, you wil l need to connect the monitor
and keyboard via the console cables. The console cables are included in the
NAS-2108RW Service Kits, which can be ordered as a spare part.

Note: Refer to Chapter 6, Spare Parts for ordering the service kits.

Please follow below figure to connect the console cable to the NAS-2108RW
main board.

Keyboard

Monitor

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