• Acer and the Acer logo are registered trademarks of Acer Incorporated. Other company's
product names or trademarks are used herein for identification purposes only and belong to
their respective companies.
• All other names, brands, products or services are trademarks or registered trademarks of their
respective companies.
Page 2
Notices
Changes may be made periodically to the information in this publication without obligation to
notify any person of such revision or changes. Such changes will be incorporated in new editions
of this manual or supplementary documents and publications. This company makes no
representations or warranties, either expressed or implied, with respect to the contents hereof
and specifically disclaims the implied warranties of merchantability or fitness for a particular
purpose.
No part of this publication may be reproduced, stored in a retrieval system, or transmitted, in any
form or by any means, electronic, mechanical, photocopy, recording, or otherwise, without the
prior written permission of Acer Incorporated.
Issue 1.01 May, 2004
ii
Page 3
Contents
Preface ................................................................................................................................................... v
International Standards ........................................................................................................................ v
Potential for Radio Frequency Interference ........................................................................................ v
European Regulations .......................................................................................................................... vi
Safety .................................................................................................................................................... vi
Rack System Precautions .................................................................................................................... viii
ESD Precautions .................................................................................................................................... ix
Data Security ......................................................................................................................................... ix
Special Tools and Equipment ................................................................................................................ x
Related Documentation ........................................................................................................................ x
Revision History .................................................................................................................................... xi
Index .................................................................................................................................................... 45
iv
Page 5
Preface
Preface
What is in this manual
This user’s manual gives you step-by-step instructions on how to install, configure and connect a
Altos S205F / S200F storage subsystem to your host computer system, and how to use and maintain
the system.
Who should use this manual
This user’s manual e assumes that you have a working knowledge of the Fibre Channel Arbitrated
Loop (FC-AL) and Advanced Technology Attachment (ATA) environments into which you are
installing the Altos S205F / S200F Storage System system. If you do not have these skills, or are not
confident with the instructions in this manual, do not proceed with the installation.
About this manual
This user’s manual provides the following information:
• Chapter 1, ”Introduction”, on page 1 provides an overview of the Alto S205F / S200F storage
subsystem and describes of the modules which make up the subsystem.
• Chapter 2, ”Getting Started”, on page 19 provides step-by-step instructions for installation
and initial set-up.
• Chapter 3, ”Operation”, on page 39 tells you how to power on/off the Alto S205F / S200F,
monitor the LEDs and start the drives.
International Standards
The Alto S205F / S200F storage system complies with the requirements of the following agencies
and standards:
•CE
• UL 60950
•TUV/GS
•BSMI
Potential for Radio Frequency
Interference
USA Federal Communications Commission (FCC)
NoteThis equipment has been tested and found to comply with the limits for a class A digital device,
pursuant to Part 15 of the FCC rules. These limits are designed to provide reasonable protection
against harmful interference when the equipment is operated in a commercial environment. This
equipment generates, uses and can radiate radio frequency energy and, if not installed and used in
accordance with the instruction manual, may cause harmful interference to radio communications.
Operation of this equipment in a residential area is likely to cause harmful interference in which
case the user will be required to correct the interference at his own expense.
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Acer S205F / S200F User’s Manual
Properly shielded and grounded cables and connectors must be used in order to meet FCC emission
limits. The supplier is not responsible for any radio or television interference caused by using other
than recommended cables and connectors or by unauthorized changes or modifications to this
equipment. Unauthorized changes or modifications could void the user’s authority to operate the
equipment.
This device complies with Part 15 of the FCC Rules. Operation is subject to the following two
conditions: (1) this device may not cause harmful interference, and (2) this device must accept any
interference received, including interference that may cause undesired operation.
European Regulations
This equipment complies with European Regulations EN 55022 Class A: Limits and Methods of
Measurement of Radio Disturbance Characteristics of Information Technology Equipments and
EN50082-1: Generic Immunity.
Safety
All plug-in modules are part of the fire enclosure and must only be removed when a replacement
can be immediately added. The system must not be run without all units in place.
Permanently unplug the unit if you think that it has become damaged in any way and before you
move it.
Drive Carrier Module Caution Label:
– Do not operate with modules missing
– Spin down time 30 seconds
• An Alto S205F / S200F enclosure can weigh up to 37kg (81lb). Do not try to lift it by yourself.
Chassis Warning Label: Weight Hazard
vi
Page 7
Preface
• Do not lift the Alto S205F / S200F by the handles on the PSU/Cooling module, they are not
designed to support the weight of the populated enclosure.
• In order to comply with applicable safety, emission and thermal requirements no covers should
be removed and all bays must be fitted with plug-in modules.
• The Alto S205F / S200F unit must only be operated from a power supply input voltage range
of 100-120 VAC or 200-240 VAC.
• The plug on the power supply cord is used as the main disconnect device. Ensure that the
socket outlets are located near the equipment and are easily accessible.
• The equipment is intended to operate with two working PSUs.
Controller Module Caution Label: Do not operate with modules missing
PSU/Cooling Module Caution Label: Do not operate with modules missing
• A faulty Power Supply/Cooling module must be replaced with a fully operational module
within 24 hours.
• If powered by multiple AC sources, disconnect all supply power for complete isolation.
PSU Warning Label: Power Hazards
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Acer S205F / S200F User’s Manual
• The power connection should always be disconnected prior to removal of the Power Supply/
Cooling module from the enclosure.
• A safe electrical earth connection must be provided to the power cord. Check the grounding
of the enclosure before applying power.
• Provide a suitable power source with electrical overload protection to meet the requirements
laid down in the technical specification.
WarningDo not remove covers from the PSU. Danger of electric shock inside. Return the PSU to your supplier
for repair.
PSU Safety Label: Electric Shock Hazard Inside
CautionIf this equipment is used in a manner not specified by the manufacturer, the protection provided
by the equipment may be impaired.
Fibre Channel Host & Expansion Connectors
ImportantIf fitted with Optical modules, the modules must be a UL (or other North American NRTL)
RECOGNISED COMPONENT and the laser in the module must comply with Laser Class 1, US 21 CFR
(J) and EN 60825-1.
If passive copper cables are connected, the cable must not have a connection to the supply pins,
pins 15 & 16.
Battery Safety
The battery is user replaceable, please refer to the Battery Replacement Procedure.
WarningThere is a danger of explosion if the battery is incorrectly replaced.
• Dispose of used batteries in accordance with the manufacturer’s instructions and National
regulations.
Rack System Precautions
The following safety requirements must be considered when the unit is mounted in a rack.
• The rack design should incorporate stabilizing features suitable to prevent the rack from
tipping or being pushed over during installation or in normal use.
viii
• When loading a rack with the units, fill the rack from the bottom up and empty from the top
down.
• System must be operated with low pressure rear exhaust installation (Back pressure created by
rack doors and obstacles not to exceed 5 pascals [0.5mm Water gauge])
Page 9
Preface
• The rack design should take into consideration the maximum operating ambient temperature
for the unit, which is 35°C with a single Power Supply/Cooling module fitted and 40°C when
dual Power Supply/Cooling modules are fitted.
• The rack should have a safe electrical distribution system. It must provide overcurrent
protection for the unit and must not be overloaded by the total number of units installed in
the rack. Consideration of the units nameplate rating should be used when addressing these
concerns.
• The electrical distribution system must provide a reliable earth for each unit and the rack.
• Each power supply in each unit has an earth leakage current of 1.2mA. The design of the
electrical distribution system must take into consideration the total earth leakage current from
all the power supplies in all the units. The rack will require labelling with "HIGH LEAKAGE
CURRENT. Earth connection essential before connecting supply".
• The rack when configured with the units must meet the safety requirements of UL 60950 and
IEC 60950.
ESD Precautions
CautionIt is recommended that you fit and check a suitable anti-static wrist or ankle strap and observe all
conventional ESD precautions when handling Altos S205F / S200F Storage System plug-in modules
and components. Avoid contact with backplane components and module connectors, etc.
Data Security
• Power down your host computer and all attached peripheral devices before beginning
installation.
• Each enclosure contains up to 16 removable disk drive modules. Disk units are fragile. Handle
them with care, and keep them away from strong magnetic fields.
•
All
the supplied plug-in modules and blanking plates must be in place for the air to flow
correctly around the enclosure and also to complete the internal circuitry.
• If the subsystem is used with modules or blanking plates missing for more than a few minutes,
the enclosure can overheat, causing power failure and data loss. Such use may also invalidate
the warranty.
• If you remove any drive module, you may lose data.
– If you remove a drive module, replace it immediately. If it is faulty, replace it with a drive
module of the same type and capacity
• Ensure that all disk drives are removed from the enclosure before attempting to manhandle
or move the rack installation.
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Acer S205F / S200F User’s Manual
• Do not abandon your backup routines. No system is completely foolproof.
Special Tools and Equipment
There are no special tools required but in order to complete the assembly of some configurations
you may need the following (not supplied):
• Security keys (one of these should be included with your Altos S205F/S200F Storage System
enclosure for use with the drive locks).
Related Documentation
• Altos S200F Storage System Quick Installation Guide
• Altos S205F Storage System Quick Installation Guide
The Altos S205F / S200F Storage System design concept is based on a subsystem together with a set
of plug-in modules. The Altos S205F / S200F Storage System subsystem as supplied comprises:
• Chassis and Backplane with integral Operators Panel.(See Figure 1–11)
• Up to 16 Serial ATA (SATA) Drive Carrier modules (See Figure 1–12)
– Serial ATA (SATA) drives with appropriate switching card.
• Dummy drive carrier modules.
• Two plug-in Power Supply/Cooling modules:
– AC, 450W PSU (See Figure 1–7)
• Either one or two I/O Modules:
– For Altos S205F - single or dual RAID I/O Modules(See Figure 1–9)
– For Altos S200F - single or dual JBOD I/O Modules (See Figure 1–10).
• Blank I/O module.
1.2.1Enclosure Chassis
The chassis consists of a sheet metal enclosure assembly containing a Backplane printed circuit
board (PCB) and module runner system. This chassis assembly also includes an integral Operators
(Ops) Panel, mounted at the rear.
The chassis assembly contains 16 drive bays at the front, each of which accommodates a plug-in
drive carrier module. The 16 drive bays are arranged in 4 rows of 4 drives. At the rear, the chassis
assembly contains the integral ops panel module and four plug-in module bays to house two Power
Supply/Cooling modules and two Controller I/O modules.
The Backplane PCB provides logic level signal and low voltage power distribution paths. Figure 1–
2 and Figure 1–3 show front and rear views of an Altos S205F Storage System chassis. Figure 1–4 and
Figure 1–5 show front and rear views of an Altos S200F Storage System chassis.
The chassis is fitted with 19 inch Rack mounting features which enables it to be fitted to standard
19 inch racks and uses 3EIA units of rack space.
• A Bay is defined as the space required to house a single 1.0" high 3.5 inch disk drive in its carrier
module. e.g. a 1 x 4 bay module would take the space of 1 drive width by 4 drive bays high (in
rack mount configuration).
• A 4 x 4 Chassis fitted with 19 inch Rack mounting features enables it to be fitted to standard
19 inch racks. It uses 3EIA units of rack space
2
Page 15
Introduction
Figure 1–2Altos S205F Enclosure Chassis (Front) * SES Drives (there must be a drive present in
Bay 1/1 or 4/4 to enable SES communications to operates).
Figure 1–3Altos S205F Enclosure Chassis (Rear)
Figure 1–4Altos S200F Enclosure Chassis (Front) * SES Drives (there must be a drive present in
Bay 1/1 or 4/4 to enable SES communications to operates).
Figure 1–5Altos S200F Enclosure Chassis (Rear)
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Altos S205F / S200F User’s Manual
1.2.2Tower Option
An optional tower kit is available, which can be fitted to the rack chassis described here.
Figure 1–6Altos S205F / S200F Storage System Tower Option
1.3The Plug-in Modules
An Altos S205F / S200F Storage System Enclosure requires the following modules for normal
operation:
• 2 x Power Supply/Cooling modules
• 1 x Operator Panel
• 1 or 2 x I/O modules
– RAID I/O module for Altos S205F
– JBOD I/O module for Altos S200F
• Up to 16 SATA drive carrier modules and/or dummy drive carrier modules, as required.
NoteNo drive bays should be left completely empty.
1.3.1Power Supply/Cooling Module
One Power Supply/Cooling module is available for the Altos S205F / S200F Storage System:
• Auto ranging AC 450W Power Supply/Cooling module
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1.3.1.1AC Power Supply/Cooling Module
Two Power Supply/Cooling modules (Figure 1–7) are supplied mounted in the rear of the enclosure
as part of the subsystem core product.
Introduction
Figure 1–7AC Power Supply/Cooling Module
PSU voltage operating ranges are nominally 115V or 230V AC, selected automatically.
.
Four LEDs mounted on the front panel of the Power Supply/Cooling module (see Figure 1–7) indicate the status of the PSU and the fans.
1.3.1.2Multiple Power Supply/Cooling Modules
The Altos S205F / S200F Storage System must always be operated with two Power Supply/Cooling
modules fitted. The two Power Supply/Cooling modules operate together so that if one fails the
other maintains the power supply and cooling while you replace the faulty unit.
Module replacement should only take a few minutes to perform but must be completed within 10
minutes from removal of the failed module.
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Altos S205F / S200F User’s Manual
1.3.2Operators Panel
Supplied as an integral part of the Enclosure core product, a typical Operators (Ops) Panel is shown
in
Figure 1–8.
Figure 1–8Ops Panel
The Ops Panel provides the enclosure with a micro controller which is used to monitor and control
all elements of the Enclosure.
1.3.2.1Ops Panel Indicators and Switches
The Ops Panel includes Light Emitting diodes (LEDs) which show the status for all modules, an
Audible Alarm which indicates when a fault state is present, a push-button Alarm Mute switch and
a thumb wheel SEL_ID Address Range selector switch.
The Ops Panel switch functions are shown in Table 1–1 and Table 1–2.
6
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Introduction
Table 1–1Altos S205F Ops Panel Switch Functions (
Switch Number
FunctionRecommended SettingDefinition
*See Sw 11
1Not UsedOFFNot Used
2Not UsedOFFNot Used
3Hub ModeOFFOFF = Hub Disabled
4Not UsedOFFNot Used
5
RAID host hub
ON
speed
6
ON
7 Not UsedOFFNot Used
8Not UsedOFFNot Used
9
Drive Addressing
ON
Mode Selection
10
ON
Default settings at 2Gb/s)
ON = Hub Enabled (Direct Only)
OFF/OFF = 1GB
ON/OFF = 2GB
OFF/ON or ON/ON = Auto Select
ON/ON= Mode 0
11SOFT SELECTONON = Selects functions using the
hardware switches
12Not UsedOFFNot Used
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Altos S205F / S200F User’s Manual
Table 1–2Altos S200F Ops Panel Switch Functions (
Switch Number
*See Sw 11
1Not Used OFF
2Not Used OFF
3Not Used OFF
4Not Used OFF
5 & 6Not UsedOFF
7 & 8Drive Loop Speed
9 & 10Drive Addressing
FunctionRecommended SettingDefinition
Sw 7Sw 8
Select
ONOFFForce 2Gb/s
OFFOFFForce 1Gb/s
Sw 9Sw 10
Mode Selection
ONONMode 0
OFFONMode 1
Default settings at 2Gb/s)
ONOFFMode 2
OFFOFFMode 3
11SOFT SELECTONSelects functions using the
12Not UsedOFF
ImportantSwitch settings are only read at Power On.
1.3.3Controller Input/Output Module
The Altos S200F JBOD storage subsystem includes an enclosure with rear facing bays which houses
one or
two SATA control interface adaptor, known as JBOD I/O modules (see Figure 1–10). While
Altos S205F Storage System storage subsystem includes an enclosure with rear facing bays which
houses two Loop Resiliency Circuit (LRC) I/O modules with integrated Infortrend IFT-1728RMN SATA
RAID I/O modules, known as RAID modules (see
1, 0+1, 3, 5, 10, 30 and 50.
The plug-in I/O modules have been designed for integration into a Altos S205F / S200F Storage System storage subsystem, providing external FCAL cable interfacing with up to 16 SATA disk drives.
Processors housed on the I/O modules provide enclosure management and interface to devices on
the Backplane, PSU, Controller and Ops Panel, to monitor internal functions.
Figure 1–9). The controller supports RAID levels 0,
(not supported)
(not supported)
hardware switches
The module incorporates the following LED indicators:
8
Page 21
Table 1–3Altos S205F RAID I/O Module LEDs
LED FunctionsColorDescription
Battery FailAmberWhen ON this LED denotes the following status:
• Battery voltage is lower than 2.5V.
• Battery temperature is abnormal (normal 0° - 45°C on charge
state)
• BBU is not present
When FLASHING, the LED denotes BBU is under charging.
When OFF, the LED denotes BBU charge is done.
Introduction
Expansion Port
GreenWhen ON this LED denotes that running FC signal is good.
Signal Good
RJ45 Ethernet Con-
Green
LED1: Static ON while LAN port status is link.
nection
Green
LED2: FLASHING while LAN port status is active.
SystemAmberWhen ON this LED denotes that the Controller is failed or SES Ser-
vices card is failed.
Cache ActiveAmberWhen ON this LED denotes the following status:
• When system is with power, ON denotes cache memory contains data or ECC errors are detected.
• When system is without power, ON denotes cache memory
contains data and is held up by BBU.
Host Port 1
GreenWhen ON this LED denotes that incoming FC signal is GOOD.
Signal Good
Host port 0
GreenWhen ON this LED denotes that incoming FC signal is GOOD.
Signal Good
Table 1–4Altos S200F JBOD I/O Module LEDs
LED DefinitionColorNormal
Status
Fault Status
FC Host Port 0
Signal Good
Incoming FC signal is GOOD.
No connection or incorrect connection
Invalid SFP connection
FC Host Port 1
Not used.GreenOn
Signal Good
Router Status
Storage Router Device Ready
Storage Router Device not ready or defective
Module Fault Fault present (also
Successful JBOD I/O module initialization
On when booting)
9
GreenOn
Off
Flashing
Off
Flashing
GreenOnOff
AmberOffOn
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Altos S205F / S200F User’s Manual
Figure 1–9Altos S205F RAID I/O Module
The Altos S205F RAID I/O Module operates at 1 or 2 Gb/s.
• One external port for expansion to further enclosures is provided by an SFP connector
• Two external ports to the host controllers are provided from the RAID I/O Module with Form
Factor (SFP) GBIC modules, auto-bypass at the output ports is provided.
• An RJ45 10/100 Base T Ethernet controller management port is provided on the LRC board, interfacing to the controller through 2 RS232 serial and GPIO lines.
CautionThe RJ45 Ethernet connector on the LRC module must not be connected to telecommunications
networks.
• The RAID I/O Module also incorporates a standby Li-ion battery pack, 72 hours cache hold up
time (512MB), or 60 hours cache hold up time (1GB). The battery cell has thermal protection
and is connected to the RAID I/O Module by flying lead.
not used
Figure 1–10Altos S200F JBOD I/O Module
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Introduction
Figure 1–11Altos S205F / S200F Storage System Enclosure with I/O Modules and AC PSUs
Installed
1.3.4Supported Configuration Tools
• RAIDWatch
• R232 Management User Interface (MUI)
1.3.5Drive Carrier Module
The Drive Carrier Module comprises a hard disk mounted in a carrier. Each drive bay will house a
single Low Profile 1.0 inch high, 3.5 inch form factor disk drive in its carrier.The carrier has
mounting locations for SATA drives.
Each disk drive is enclosed in a die-cast aluminum carrier which provides excellent thermal conduction, radio frequency and electro-magnetic induction protection and affords the drive maximum
physical protection.
The front cap also supports an ergonomic handle which provides the following functions:
• Camming of carrier into and out of drive bays.
• Positive 'spring loading' of the drive/backplane connector.
• An anti-tamper lock operated by a torx socket type key.
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Altos S205F / S200F User’s Manual
Figure 1–12Drive Carrier Module
1.3.5.1SATA Transition Card
For Serial ATA use a Transition card is attached to the rear of each drive, this provides a SCA-2
interface to the drive carrier using the same pins as Fibre Channel.
There is one Transition card providing 1.5 Gb/s for standard Serial ATA drives.
Transition cards provide two paths to each drive, thus improving system availability.
1.3.5.2Drive Status Indicators
Each drive carrier incorporates two indicators, an upper (Green) and lower (Amber). In normal
operation the green indicator will be ON and will flicker as the drive operates.
1.3.5.3Anti-tamper Locks
Anti-tamper locks are fitted in the drive carrier handles (Figure 1–13) and are accessed through the
small cutout in the latch section of the handle.These are provided to disable the normal ‘pinch'
latch action of the carrier handle.
12
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Figure 1–13Anti-tamper Lock
1.3.6Dummy Carrier Modules
Dummy carrier modules are provided for fitting in all unused drive bays. They are designed as
integral drive module front caps with handles and must be fitted to all unused drive bays to
maintain a balanced airflow.
Introduction
1.3.7Blank Modules
WarningOperation of the Enclosure with
not receive sufficient cooling. It is
Dummy Carriers and/or Blank modules are available for this purpose.
ANY
modules missing will disrupt the airflow and the drives will
ESSENTIAL
that all apertures are filled before operating the unit.
1.4Visible and Audible Alarms
The functional modules have associated status LEDs. The Ops Panel shows a consolidated status for
all modules.
LEDs show constant green for good or positive indication. Constant Amber LEDs indicate there is a
fault present within that module.
The Ops Panel also incorporates an Audible Alarm to indicate when a fault state is present and also
an Alarm Mute push-button.
WarningThe Ops Panel is an integral part of the enclosure chassis assembly and can only be replaced by
trained personnel.
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Altos S205F / S200F User’s Manual
1.5Altos S205F / S200F Storage System
Technical Specification
1.5.1Dimensions
Rack Enclosureinchesmillimeters
Height5.1130
Width across mounting flange19483
Width across body of enclosure17.6447
Depth from flange to rear of enclosure body21531
Depth from flange to maximum extremity of enclosure (rear hold
down)
Depth from flange to furthest extremity at front of unit0.513
Depth overall22.2563
Tower Enclosureinchesmillimeters
Height22.27 501
(including mounting feet
Width
Depth23.24 523
21.7550
)10.22 230
Table 1–5 Altos S205F / S200F Storage System Chassis Dimensions
Voltage Range100-120 / 200-240 VAC Rated
Voltage Range SelectionAutomatic
Frequency50/60 Hz
Inrush Current50A @ 260VAC
Power Factor>0.98
HarmonicsMeets EN61000-3-2
AirflowSystem must be operated with low pressure rear exhaust installa-
tion
(Back pressure created by rack doors and obstacles not to exceed
5 pascals [0.5mm Water gauge])
(10,000ft at maximum ambient of 35°C)
23°C
27°C
29°C
29°C
Vibration, Operational 0.21grms 5-500 Hz Random
Vibration, Non-Operational1.04grms 2-200 Hz Random
Vibration, Relocation 0.3g 2-200 Hz sine
Acoustics Sound Pressure Operating - Less than 58 dB LpA average mea-
sured at the bystander positions.
(The 4 bystander positions are 1m horizontal and 1.5m off the
floor positioned front, back, left and right. The unit under test
will be measured on the floor)
Measured at 20°C
Orientation & Mounting 19" Rack mount (3EIA Units)
• Rack Rails To fit 800mm depth Racks compliant with IEC 297
• Rack Characteristics
Safety & Approvals CE, UL, cUL
• EMC EN55022 (CISPR - A), FCC A
Back pressure not exceeding 5 pascals (0.5mm water gauge)
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1.5.7Altos S205F RAID I/O Module Specification
Speed 1.5Gb/s internal to each drive, 1Gb/s or 2Gb/s external host ports
• Creates connections to a single loop of 16 drives
MountingRear, single bays 3 and/or 4
Connectors• Expansion Port: 1 x SFP connector
Speed 1.5Gb/s internal to each drive, 1Gb/s or 2Gb/s external
• Creates connections to a dual loop of 16 drives
Introduction
• 1 External FC loop with two SFP connections
MountingRear, single bays 3 and/or 4
Connectors• 1 or 2 x Expansion Ports: SFP connector
• Host Port 1 In/Out: Not used.
Power Dissipation 20W max.
(see Figure 1–5)
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Altos S205F / S200F User’s Manual
1.5.9Drive Carrier Module Specification
Please contact your supplier for details of approved drives.
ImportantOperating the Altos S205F / S200F Storage System subsystem with non-approved drives may
invalidate the warranty.
Module Dimensions
Weight 0.98kg (1.0” 36Gb drive)
Transition cardProvides dual path emulation to Serial ATA drives.
Operating Temperature5° C to 40° C (with dual Power Supply/Cooling Modules)
Power Dissipation17 Watts maximum
Height 29.1mm Width 106.55mm Depth 251 mm
1.5.10SCSI Enclosure Services (SES) Support
The enclosure has a sophisticated self-monitoring and reporting function which conforms to ANSI
SES specifications.This reports on such topics as:
– Enclosure temperature
– Fan speed
– Drive condition
– Operator panel status
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Chapter 2
Getting Started
2.1Introduction
In this chapter, you are shown how to install your Altos S205F / S200F Storage System enclosure and
plug-in modules into an industry standard 19 inch rack cabinet.
Getting Started
CautionWhen connecting up the Altos S205F / S200F Storage System , use only the power cords supplied or
cords which match the specification quoted in section
1.5.5.
2.2Planning Your Installation
Before you begin installation you should become familiar with the configuration requirements of
your Altos S205F / S200F Storage System. The correct positions of each of the optional plug-in
modules are shown in
I/O module configurations and installation.
Table 2–1Altos S205F Storage System Configuration
Module Location
Drive Bays
Power Supply/Cooling
Modules
Figure 2–1 and Figure 2–2 . Please refer to sections 2.5 - 2.7 for details of
ALL
drive bays must be fitted with either a drive carrier module or a
dummy carrier, no bays should be left completely empty. All drive
carrier modules provide SES Management Services.
Two Power Supply/Cooling modules must be fitted. Full power and
cooling redundancy is provided while a faulty module is replaced. Install
the Power Supply/Cooling modules in rear Bays 1 & 5.
Note: Rear bays are numbered from 1 to 5 commencing from the right
hand side)
RAID I/O ModuleInstall in rear Bays 3 and 4.
(If only 1 controller is fitted it must be installed in bay 4).
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Acer S205F / S200F User’s Manual
Table 2–1Altos S205F Storage System Configuration
Module Location
Blank I/O ModuleIf only one RAID I/O moudle is installed a blank module must be fitted
Ops Panel(integral part of chassis assembly) Installed in rear Bay 2
Table 2–2Altos S200F Storage System Configuration
Module Location
in the unused bay. No bays should be left completely empty.
Drive Bays
ALL
drive bays must be fitted with either a drive carrier module or a
dummy carrier, no bays should be left completely empty.
All drive
carrier modules provide SES Management Services.
Power Supply/Cooling
Modules
Two Power Supply/Cooling modules must be fitted. Full power and
cooling redundancy is provided while a faulty module is replaced. Install
the Power Supply/Cooling modules in rear Bays 1 & 5.
Note: Rear bays are numbered from 1 to 5 commencing from the right
hand side)
JBOD I/O ModuleTwo JBOD I/O modules should be Installed in rear bays 3 and 4. If only
one module is fitted. Install in rear Bay 4
Blank I/O ModuleIf only one JBOD I/O moudle is installed a blank module must be fitted
in the unused bay. No bays should be left completely empty.
Ops Panel(integral part of chassis assembly) Installed in rear Bay 2
CautionDummy Carriers and Blank Modules MUST be fitted to ALL unused bays, there will be inadequate
drive cooling if any are left open.
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Getting Started
Figure 2–1Altos S205F Module locations * SES Drives (there must be a drive present in Bay 1/
1 or 4/4 to enable SES communications to operates).
Figure 2–2Altos S200F Module locations * SES Drives (there must be a drive present in Bay 1/
1 or 4/4 to enable SES communications to operates).
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Acer S205F / S200F User’s Manual
2.2.1Enclosure Bay Numbering Convention
The enclosure bay numbering convention is shown in Figure 2–1. A Bay is defined as the space
required to house a single 1.0" high 3.5 inch disk drive in its carrier module. e.g. a 1 x 4 bay module
would take the space of 1 drive width by 4 drive bays high (in the rack mount configuration).
The Altos S205F / S200F subsystem is housed in a 4 x 4 enclosure, i.e. 4 bays wide by 4 bays high. The
front bays are numbered 1 to 4 from left to right, viewed from the front. Bays are numbered from
1 (top row) to 4 (bottom row). Drive Carrier Module locations are identified from a matrix of the
top and side numbers. The rear bays are numbered 1 to 5 from right to left, viewed from the rear.
ImportantDrive carrier module must always be fitted in locations 1/1 (Top Left) and 4/4 (Bottom Right). This
is the minimum configuration required for the system to operate and provide SES Management
Services.
2.3Enclosure Installation Procedures
CautionThe Altos S205F / S200F Storage System enclosure with all its component parts installed is too heavy
for easy installation into a Rack cabinet. The following procedures describe the installation of the
Altos S205F / S200F Storage System enclosure and highlights any critical co-requisite requirements
and good handling practices which we encourage you to follow so as to ensure that a successful
installation is achieved in the easiest manner.
WarningEnsure that you have fitted and checked a suitable anti-static wrist or ankle strap and observe all
conventional ESD precautions when handling Altos S205F / S200F Storage System modules and
components. Avoid contact with Backplane components and module connectors, etc.
2.3.1Pre-Requisites
The Altos S205F / S200F Storage System enclosure is designed for installation into an industry
standard 19 inch cabinet capable of holding the unit.
• Minimum depth 531 mm from front flange to rear metalwork (excludes rear cabling).
• Weight: up to 37kg dependent upon configuration per enclosure.
• A minimum gap of 25mm (1inch) clearance between the rack cover and front of drawer; and
50mm (2 inches) rear clearance between rear of drawer and rear of rack is recommended in
order to maintain the correct air flow around the enclosure.
• The rack should present a maximum back pressure of 5 pascals (0.5mm water gauge).
2.3.2Rack Mounting Rail Kit
A set of mounting rails is available for use in 19 inch rack cabinets. These rails have been designed
and tested to handle the maximum enclosure weight and to ensure that multiple Altos S205F /
S200F enclosures may be installed without loss of space within the rack. Use of other mounting
hardware may cause some loss of rack space.
22
The rack mounting rail kit also incorporates a rear hold down mechanism to ensure shock and
vibration immunity.
Page 35
2.3.2.1Parts Check List
• Rack Mounting Rail Kit.
2.3.2.2Installation Procedure
Please see detail drawings supplied with the rack mounting rail kit for assembly details.
Getting Started
Figure 2–3Rack Mounting Rail Kit
2.3.3Chassis Installation
2.3.3.1Parts Check List
• Chassis (complete with Backplane and Ops Panel installed but excluding all plug-in modules).
• Rack mount front flange mounting screws (4 off).
2.3.3.2Procedure
1Check for damage.
2Slide the chassis assembly onto the rack rails until the front flanges engage on the rack. Ensure the
chassis is centrally located.
3If in doubt about correct orientation, the drive bays (at front) should have their black drive
connectors toward the bottom of each bay.
4Screw the 4 front rack mount screws through the flanges and tighten.
5Fit and tighten the rear hold down screws ensuring the enclosure is in tight contact to both the side
and top of the chassis to avoid any movement of the chassis in the rack.
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Acer S205F / S200F User’s Manual
2.4Power Supply/Cooling Module
Installation
Install in the rear of the enclosure in positions 1 and 5.
WarningDo not remove covers from the Power Supply/Cooling (PSU) module. Danger of electric shock
inside. Return the PSU to your supplier for repair.
2.4.1Parts Check List
Power Supply/Cooling Modules of the following type:
• AC’ 450W PSU
2.4.2AC Power Supply/Cooling Module Procedure
ImportantIf the cable strain relief wire tab is upside down it must be inverted by squeezing together the two
sides of the tab removing them from their mountings, inverting and then replacing them, as shown
in Figure 2–4.
Figure 2–4Inverting the Cable Strain Relief
1Check for damage, especially to the rear connector on the supply.
CautionHandle the module carefully and avoid damaging the connector pins. Do not install the module if
any pins appear to be bent.
2 With the PSU handle in the open position (Figure 2–5), slide the module into the enclosure (Figure
2–6).
Importantinstall the Power Supply/Cooling module in the right hand bay (Rear Bay 1) of the enclosure in an
“upside down* orientation.
3Cam the module home by manually closing the PSU handle (Figure 2–7). A click should be heard as
the handle latches engage.
4Connect the power supply cord to the power source and switch the power supply ON.
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Getting Started
Figure 2–5 AC Power Supply/Cooling Module - Handle in Open Position
Figure 2–6Installing an AC Power Supply Cooling Module (1)
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Acer S205F / S200F User’s Manual
Figure 2–7Installing an AC Power Supply Cooling Module (2)
2.5RAID and JBOD I/O Module
Configurations
ImportantPlease refer to section 2.10 for information on SATA drive configurations.
2.5.1Internal Loop Structures
The Altos S205F / S200F Storage System enclosure is configured with two internal loop of 16 drives
per enclosure.
2.6FC-AL Interface
The I/O module provides dual FC-AL SFP interface connections.
The I/O module provides bi-directional conversion between the Fibre Channel host side interface
and the SATA drives.The drives will not be presented to the Host until they are configured and
mapped by the controller.
When Logical Arrays are configured and mapped, each drive array appears as a single Fibre Channel
drive in a single loop.
NoteThere are no external terminators required with Fibre Channel architecture and any drive may be
hot plugged during operation.
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Getting Started
2.6.1Connecting Multiple Enclosures
Altos S205F Storage System enclosure expansion is achieved by connecting additional Altos S200F
JBOD enclosures to the expansion port of the Altos S205F Storage System RAID controllers.
ImportantOptical modules must be UL (or other North American NRTL) RECOGNISED COMPONENT and the
laser in the module must comply with Laser Class 1, US 21 CFR (J) and EN 60825-1.
If passive copper cables are connected, the cable must not have a connection to the 3.3V supply
(pins 15 and 16).
Expansion enclosures are Altos S200F Storage System.
NoteA maximum of 6 Altos S200Fs can be attached to an Altos S205F Storage System enclosure and a
typical expansion configuration is shown in
Figure 2–8,Figure 2–9 .
Figure 2–8Single loop conection
Each connection can see all the drives in the enclosure. J7 jumper of Altos S200F is open.
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Acer S205F / S200F User’s Manual
28
Figure 2–9Dual loops connection
Each connection can see all the drives in the enclosure. J7 jumper of Altos S200F is
open.
Page 41
Getting Started
J7
Figure 2–10Jumper setting for JBOD I/O module: set jumper J7 open. Each connection can see all
drives in the enclosure.
2.7I/O Module Installation
WarningOperation of the Enclosure with
not receive sufficient cooling. It is
Dummy Carriers and/or Blank modules are available for this purpose.
2.7.1Parts Check List
ImportantThe enclosure may be configured with either one or two I/O modules. If only one I/O module is
fitted it must be installed in rear bay 4 and a Blank I/O module fitted in the unused bay.
• Two RAID I/O Modules ,or one RAID I/O Module with one Blank I/O module for Altos S205F
• Two JBOD I/O Modules ,or one JBOD I/O Module with one Blank I/O module for Altos S200F
ANY
modules missing will disrupt the airflow and the drives will
ESSENTIAL
that all apertures are filled before operating the unit.
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Acer S205F / S200F User’s Manual
2.7.2Procedure
Check for damage especially to the interface connector, do not install if any pins are bent.
Figure 2–11 Controller Module Latch Operation
1The modules should be installed in rear bays 3 and 4 of the Enclosure (Figure 2–1, Figure 2–2).
2 With the latch in the open position (see Figure 2–11), slide the Controller module into the enclosure
until the latch engages automatically.
3Cam the module home by manually closing the latches (see Figure 2–12).
4A click should be heard as the latch engages.
30
Figure 2–12 Installing an I/O Module
Page 43
2.8Altos S205F Drive Enclosure
Device Addressing
Each enclosure has 16 drives. The SEL_ID of each drive is determined by the device slot (0-15) in
which it is installed and the address range setting, which is set by means of the Enclosure ID switch.
The Mode selection is also set on the Ops Panel (shown in Figure 1–8 on page 6) at the rear of the
enclosure. The switch settings are as follows:
Mode Switch 9 Switch 10
0ONON
Getting Started
Notes1 ON = switch to the
2 Switch 3 for hub.
3 Switch 5 and 6 for host port speed.
4 Modes 1, 2 and 3 are
WarningSwitches 9 and 10 should not be turned Off together, damage may occur as a result.
2 With only one active PSU the enclosure will take approximately 96 seconds to start
)
Table 2–4 Drive Slot Arrangement: Enclosure Front View
Column / row1/#2/#3/#4/#
#/1Drive 0*Drive 1Drive 2Drive 3
#/2Drive 4Drive 5Drive 6Drive 7
#/3Drive 8Drive 9Drive 10Drive 11
#/4Drive 12Drive 13Drive 14Drive 15*
Important SES drives: Drive bay set for immediate start, all other bays are delayed spin start (12 seconds x
Module 8 of the SEL_ID) unless there are two active PSUs when they all start immediately.
all drives from Power On.
2.9Altos S200F Drive Enclosure
Device Addressing
Each enclosure has 16 drive bays. The SEL_ID of each drive is determined by the device slot (0-15) in
which it is installed and the address range setting, which is set by means of the Enclosure ID switch
on the Ops Panel (shown in
are shown in Table 2–5
Table 2–7 Drive Slot Arrangement: Enclosure Front View
Row/Column1/#2/#3/#4/#
#/1Drive 0*Drive 1Drive 2Drive 3
#/2Drive 4Drive 5Drive 6Drive 7
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Acer S205F / S200F User’s Manual
Table 2–7 Drive Slot Arrangement: Enclosure Front View
Row/Column1/#2/#3/#4/#
#/3Drive 8Drive 9Drive 10Drive 11
#/4Drive 12Drive 13Drive 14Drive 15*
Notes1 Drives are numbered row/column.
With only one active PSU the enclosure will take approximately 96 seconds to start all drives from
Power On.
2.10 Drive Carrier Configuration
2.10.1Planning and Configuring Your Installation
2.10.1.1System Configuration
ImportantBefore you begin installation you should become familiar with the configuration requirements of
your Altos S205F / S200F Storage System system. Please refer to Section
overall system configurations.
There must be a drive present in Bay 1/1 or 4/4 to enable SES Communications to operate. Installing
drives in both of these bays will provide redundant SES communication paths.
When planning your system configuration, please remember that:
• All Altos S205F / S200F Storage System enclosure drive bays must be filled with either a drive
carrier or front dummy carrier module, no bays should be left completely empty.
WarningOperation of the Enclosure with
not receive sufficient cooling. It is
Dummy Carriers and/or Blank modules are available for this purpose.
ANY
modules missing will disrupt the airflow and the drives will
ESSENTIAL
that all apertures are filled before operating the unit.
2.2 for information on your
2.10.1.2Drive Configuration
ImportantAfter you have installed the drive carrier modules in your Altos S205F / S200F Storage System
enclosure, please refer to Section
are installing.
2.5 for configuration information relevant to the I/O module you
2.11Drive Carrier Installation
2.11.1Parts Check List
• Drive Carrier module, or
• Dummy Carrier module
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Getting Started
2.11.2Procedure
1Release the carrier handle, by pressing the latch in the handle towards the right and insert the
carrier into the enclosure (
ImportantFor a Rack Mounted System: Ensure that the carrier is orientated so that the drive is uppermost and
the handle opens from the left.
For a Tower System: Ensure that the carrier is orientated so that the carrier lock position is
uppermost and the handle opens from the top
2 Slide the carrier, gently, all the way into the enclosure until it is stopped by the camming lever on
the right of the carrier (
3Cam the carrier home - the camming foot on the base of the carrier will engage into a slot in the
enclosure. Continue to push firmly until the handle fully engages. A click should be heard as the
latch engages and holds the handle closed (
NoteEnsure that the Handle always opens from the left.
Figure 2–13).
Figure 2–14)
Figure 2–15).
Figure 2–13Installing a SATA Drive Carrier Module (1)
NoteRemoval is the reverse of this procedure (press on the latch to release the handle).
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Acer S205F / S200F User’s Manual
Figure 2–14Installing a SATA Drive Carrier Module (2)
36
Figure 2–15Installing an SATA Drive Carrier Module (3)
Page 49
2.11.3Dummy Carrier Modules
Any unused drive bays must be fitted with a dummy carrier module.
2.11.4Engaging the Anti-tamper Locks
The anti-tamper locks are fitted in the drive carrier handles and are accessed through the small
cutout in the latch section of the handle.
Drives are supplied with the locks set in the locked position.
2.11.4.1Activating the Locks
1Carefully insert the lock key provided into the cutout in the handle.
2Locate the key into its socket.
3Rotate the key in a clockwise direction until the indicator is visible in the aperture beside the key.
).
Getting Started
Figure 2–16Activating the Anti-tamper Lock
4Remove the key.
De-activation is the reverse of this procedure, that is:
• Rotate the key in a anti-clockwise direction until the indicator is no longer visible in the
aperture beside the key.
NoteA drive carrier cannot be installed if its anti-tamper lock is activated outside the Enclosure.
2.12Power Cord Connection
2.12.1Parts Check List
• Power cord to requisite local standards
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Acer S205F / S200F User’s Manual
2.12.2Procedure
1Attach the power cord to the Power Supply/Cooling Modules,
2Attach the power cord to the in-line IEC connector in this cord.
CautionThese power splitting cables are provided so that the system is operated from a SINGLE power
source thus providing a single point of disconnect.
3Switch on each Power Supply/Cooling Module.
4A POWER LED on the Ops Panel indicates whether AC power is present.
CautionThe power connections must always be disconnected prior to removal of the Power Supply/Cooling
module from the enclosure.
2.13Grounding Checks
Perform these checks to ensure that a safe grounding system is provided.
• If a rack distribution system is being used.
– Ensure power is removed from the rack.
– Connect the Altos S205F / S200F Storage System power cord to the rack distribution and the
enclosure.
• If a direct connection is made with the Altos S205F / S200F Storage System power cord, ensure
that it is connected to the enclosure.
WarningSome electrical circuits could be damaged if external signal cables or power control cables are
present during the grounding checks.
• Check for continuity between the earth pin of the IEC 320 connector on one of the Power
Supply/Cooling modules and any exposed metal surface of the Altos S205F / S200F Storage
System enclosure.
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Chapter 3
Operation
3.1Before You Begin
Before powering up the enclosure please ensure that all the modules are firmly seated in their
correct bays.
Operation
3.2Power On
CautionDo not operate the subsystem until the ambient temperature is within the specified operating
range. If the drives have been recently installed ensure they have had time to acclimatize before
operating them.
NotePlease refer to Section 3.3 for details of the Ops Panel LEDs and related fault conditions.
Follow the procedure below to Power On the enclosure.
1Apply AC power to the enclosure. Turn the Power Supply modules to ON.
2On the Ops Panel, the Audible Alarm beeps once, all LEDs flash for 7 seconds then the Alarm double
beeps.
3All LEDs on the Ops Panel should be lit (Green) when the enclosure power is activated (and the disk
drive motors should start).
NoteAll LEDs on the Ops Panel should be lit Green at power up to indicate that the system is functioning
correctly. If any show Amber then a problem exists and please contact certificated supplier.
ImportantIf AC power is lost for any reason, on restoration of power the enclosure will re-start automatically.
3.2.1Power Supply/Cooling Module LEDs
The Power Supply/Cooling module incorporates 4 LEDs, located below the On/Off switch and shown
Table 3–1.
in
• Under Normal conditions the LEDs should all be illuminated constant GREEN
• If a problem is detected the color of the relevant LED will change to AMBER.
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Table 3–1PSU LEDs
PSU GoodGreen
AC input FailAmber
Fan FaultAmber
DC Output FailAmber
AC PSU
3.3Ops Panel LEDs
The Ops Panel LEDs fault and status conditions are defined in Table 3–2 and shown in Figure 3–1.
Hub Mode
LED (for Altos
S205F only)
Figure 3–1Ops Panel LEDs and Switches
40
Table 3–2 Ops Panel LED States
LEDDefinitionColorNormal Status Fault Status
Power OnEnclosure Powered OnGreenOnOff
System FaultSystem/ESI FaultAmberOffOn
Page 53
Table 3–2 Ops Panel LED States
LEDDefinitionColorNormal Status Fault Status
PSU FaultPSU Fault/ Cooling Temperature Fault AmberOffOn
2Gb Link Speed Indicates link speedGreenOn = 2Gb-
Hub Modefor Altos S205F only--
Invalid AddressNot Used--
3.4Starting the Drives
Unless otherwise selected during installation, all drives in the enclosure should automatically start
their motors. If this has not occurred one of the following conditions may exist:
• There may be a power problem (an alarm and power fault indication would normally be
active).
Operation
Off = 1Gb-
• if there is only one Power Supply/Cooling Module present, the drive motors will spin up in a
delayed sequence.
3.4.1Disk Drives LEDs
Each drive carrier incorporates two indicators, an upper (GREEN) and lower (AMBER).
• In normal operation the Green LED will be ON and will flicker as the drive operates.
• The Amber LED will be OFF In normal operation. It will only be ON if there is a drive fault
3.5Power Down
To power the Enclosure down,
either
• Switch off the Power Supply/Cooling modules installed in the Enclosure.
or
• Remove AC at the power source
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Glossary
Glossary
In glossary definitions
for the items shown in brackets after the main heading of the entry.
ASCII American Standard Code for Information Interchange. A 7-bit binary code (0's, 1's) used to
represent letters, numbers, and special characters such as $,!, and /. Supported by almost every
computer and terminal manufacturer.
ATA (Advance Technology Attachment) A disk drive interface standard based on a 16-bit bus
and dealing with the power and data signal interfaces between the motherboard and the
integrated disk controller and drive. The ATA "bus" only supports two devices - master and slave.
Attribute Setting that controls access to a specific file. Often used to protect important files (such
as the Registry files) from accidental change or deletion. Set using the ATTRIB command in MS-DOS.
Backplane A printed circuit board incorporated in the chassis assembly to provide logic level
signal, and low voltage power distribution paths.
Bay The slot that a unit or media device fits into.
Byte A group of binary digits stored and operated upon as a unit. A byte may have a coded value
equal to a character in the ASCII code (letters, numbers), or have some other value meaningful to
the computer. In user documentation, the term usually refers to 8-bit units or characters.
1 kilobyte (K) is equal to 1,024 bytes or characters; 64K indicates 65,536 bytes or characters.
, italics
are used for items defined elsewhere in the glossary and bold is used
Cable Throughout this Altos S205F / S200F User’s Manual this term is used in accordance with the
preferred US context of: “an insulated flexible electric wire used for the transmission of data signals
between computer equipment.”
Note: Cable is UK preferred terminology for either a power cord or a data cable:
Character A representation, coded in binary digits, of a letter, number, or other symbol.
Characters Per Second A data transfer rate generally estimated from the bit rate and the character
length. For example, at 2400 bps, 8-bit characters with Start and Stop bits (for a total of ten bits per
character) will be transmitted at a rate of approximately 240 characters per second (cps).
Chassis A sheet metal enclosure incorporating a Backplane PCB and module runner system. The
chassis contains a number of 'Bays', each of which can accommodate a plug in module. There are
drive
sixteen
cooling modules,
Configure To set up a hardware device and its accompanying software.
I/O module (Serial ATA RAID or JBOD I/O module) A plug-in module providing FC-AL channel
external cable interface with 16
Data Communications A type of communications in which computers and terminals are able to
exchange data over an electronic medium.
carrier bays at the front and five bays at the rear which house two
two
I/O modules
and also the
SATA drives
Ops Panel.
.
power supply/
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Altos S205F / S200F User’s Manual
Disk (drive, carrier, module) A SATA disk drive mounted in a carrier. You can have up to sixteen
disk drive carrier modules in each Altos S205F / S200F Storage System enclosure.
Enclosure The chassis assembly which houses the plug-in modules that make up the Altos S205F /
S200F Storage System.
ESI/Ops module A unit used to monitor and control all elements of the Enclosure. The ESI/
Operators (Ops) panel is supplied as an integral part of the Altos S205F / S200F Storage System
Enclosure core product.
Hot plugging A device with the capability of being connected to a subsystem without interrupting
the power supplies to that subsystem.
Hot swap Hot swapping is the term used for manually swapping a failed disk unit with a
replacement while the Altos S205F / S200F Storage System is in normal use.
Hz (Hertz) A frequency measurement unit used internationally to indicate cycles per second.
Initialize To prepare a hardware device for use.
LED Light Emitting Diode. A small light displayed on the cabinet, disk units and power supply
units.
Module (power supply, drive, I/O) A module is a power supply, disk drive or electronics unit held
in a carrier that plugs into a bay inside the enclosure. An Altos S205F / S200F Storage System
enclosure can contain sixteen drive modules, two power supply/cooling modules and two I/O
modules.
Operating system The software running the host computer. For example, on PCs it is often
Windows® 2000 or Windows® NT.
Power Cord Throughout this Altos S205F / S200F Storage System user’s manual this term is used in
accordance with the preferred US context of: “an insulated flexible electric wire fitted with
connectors at each end and used for the transmission of electrical power to computer equipment.
Protocol A system of rules and procedures governing communications between two or more
devices. Protocols vary, but communicating devices must follow the same protocol in order to
exchange data. The format of the data, readiness to receive or send, error detection and error
correction are some of the operations that may be defined in protocols.
Redundant Not essential.
ATA
SATA Serial
drive interface standard based on serial signaling technology, faster and using
much smaller connectors and cables, improving performance and air circulation efficiency.
Serial Transmission The transfer of data characters one bit at a time, sequentially, using a single
electrical path.
plug-in module 2, 19
Power Down 41
Power On 39
power supply cord 24, 38
Power Supply/Cooling 2, 4, 5, 19, 20, 24, 38, 39
PSU LEDs 39
PSU voltage operating ranges 5
SATA - PATA Transition card 12
SATA Control Interface Adaptor (JBOD I/O) module 8
SATA disk drive 8
SEL_ID Address Range selector switch 6
SEL_ID base address 31, 32
Serial ATA (SATA) Drive Carrier module 2
Serial ATA Control (JBOD) Input/Output module 2
SES 34
SES drives 32
SFP connector 10
starting drives 41
t
tower kit 4
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Acer S205F / S200F User’s Manual
v
Visible and Audible Alarms 13
46
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