the failed GLM, then place the controller on an antistatic bag or a
grounded antistatic mat.
This document contains instructions to install a gigabit link module (GLM) Use the steps in "Removing a GLM" and "Installing a GLM" to replace a
9. Remove the screw that secures the access door (see Figure 1, ) on top
in an HSG60 or HSG80 subsystem. GLM.
of the controller.
NOTE: For instructions on upgrading a single-controller configuration to a
REPLACING A GLM
CAUTION: Static electricity can easily damage a controller or GLM. Wear a
dual-redundant controller configuration, see the appropriate array controller user guide 10. Remove the access door and set the door aside.
snug-fitting, grounded electrostatic discharge (ESD) wrist strap.
or maintenance and service guide.
11. Disengage the GLM locking tabs that protrude through the guide
holes on the bottom side of the controller.
IN AN HSG60 OR General Information Removing a GLM
12. Operate the release lever on the exposed end of the GLM by pressing
Use the following steps to remove a GLM: the lower end of the release lever with your index finger while pulling
Figure 1 shows the location of GLMs in an HSG60 or HSG80 controller.
HSG80 ARRAY the raised end up with your thumb.
1. From the host console, stop all host activity to the controllers and
dismount the logical units in the subsystem. 13. Remove the GLM.
1
CONTROLLER 2. If using a Microsoft Windows NT or Windows 2000 platform, shut
Installing a GLM
down the server.
Use the following steps to install a GLM:
3. If the controller is operating, connect a PC or terminal to the controller
maintenance port for the failed GLM.
3 NOTE: Before inserting the new GLM, locate the holes on the controller board where
2
the GLM will reside.
If the controller is not operating, go to step 6.
1. Insert the new GLM by placing the cable connection end of the GLM
4 4. Run the fault management utility (FMU) to obtain the last failure
through the opening on the front of the controller.
codes, if desired.
5
2. Line up the locking tab on the bottom of the replacement GLM with
5. Shut down "this controller" with the following command:
the guide holes in the board, and press firmly to seat the GLM.
6
SHUTDOWN THIS_CONTROLLER
3. Press the release lever firmly into place to secure the GLM.
NOTE: After the controller shuts down, the reset button and the first three light
4. Install the access door on top of the controller and secure it with the
emitting diodes (LEDs) turn ON (see Figure 2). This might take several minutes to
screw.
happen, depending on the amount of data that needs to be flushed from the cache
module.
CAUTION: Carefully align the controller in the appropriate guide rails.
7
Misalignment might damage the backplane.
Proceed only after the reset button stops FLASHING and remains ON.
Open Card Completely Before 5. Insert the controller into Controller A bay and engage the retaining
1
Beginning Installation Procedures 2 levers.
CXO6245C
NOTE: When fully seated, the controller starts automatically--the reset LED turns ON.
Guide holes
Access door
A controller restart can take as long as 60 sec, indicated by the temporary cycling of
GLM connector
Port 1 GLM 1 2 3 4 5 6
European Union Notice the port LEDs and a FLASHING reset button.
Port 2 GLM
Release lever
Products with the CE Marking comply with both the EMC Directive (89/336/EEC) and the Locking tab
Low Voltage Directive (73/23 EEC) issued by the Commission of the European Community. CXO6991A IMPORTANT: If the controller did not restart, use the following steps:
Compliance with these directives implies conformity to the following European Norms (in 1. Press and hold the controller reset button.
Figure 1. Location of GLMs in an HSG60 or HSG80 controller Figure 2. Controller reset button and first three LEDs
brackets are the equivalent international standards): 2. Reseat the controller program card.
3. Release the reset button.
s EN 55022 (CISPR 22) Electromagnetic Interference 6. Disconnect all host bus cables from the controller.
s EN 50082-1 (IEC 801-2, IEC 801-3, IEC 801-4) Electromagnetic Immunity
s 6. Connect a PC or terminal to the controller maintenance port.
EN 60950 (IEC 950) Product Safety NOTE: If extender clips are not installed on the optical cables, use thin needle nose
pliers to disconnect the cables (see inset on Figure 3). 7. From the CLI prompt, display details about the configured controller
NOTICE using the following command:
2000 Compaq Computer Corporation.
SHOW THIS_CONTROLLER FULL
COMPAQ, Compaq logo, and StorageWorks Reg. U.S. Pat. & Tm. Off. Microsoft, Windows,
8. Set the date and time using the following command:
and Windows NT are trademarks of Microsoft Corporation. All other product names
mentioned herein may be trademarks of their respective companies.
SET THIS_CONTROLLER TIME=dd-mmm-yyyy:hh:mm:ss
THE INFORMATION IN THIS PUBLICATION IS PROVIDED "AS IS" WITHOUT WARRANTY OF
ANY KIND. THE ENTIRE RISK ARISING OUT OF THE USE OF THIS INFORMATION REMAINS 9. Connect all host bus cables to the controller.
WITH RECIPIENT. IN NO EVENT SHALL COMPAQ BE LIABLE FOR ANY DIRECT,
10. Mount the logical units on the host.
CONSEQUENTIAL, INCIDENTAL, SPECIAL, PUNITIVE OR OTHER DAMAGES WHATSOEVER
(INCLUDING WITHOUT LIMITATION, DAMAGES FOR LOSS OF BUSINESS PROFITS, BUSINESS
11. If using a Windows NT or Windows 2000 platform, restart the server.
INTERRUPTION OR LOSS OF BUSINESS INFORMATION), EVEN IF COMPAQ HAS BEEN
ADVISED OF THE POSSIBILITY OF SUCH DAMAGES AND WHETHER IN AN ACTION OF 12. Disconnect the PC or terminal from the controller maintenance port.
CONTRACT OR TORT, INCLUDING NEGLIGENCE.
The limited warranties for Compaq products are exclusively set forth in the
documentation accompanying such products. Nothing herein should be construed as
constituting a further or additional warranty.
CXO6613A
REPLACING A GLM IN AN HSG60 OR HSG80 ARRAY CONTROLLER
Figure 3. Using thin needle nose pliers to disconnect a fiber optic cable
Second Edition (December 2000)
7. If connected to the operational controller, disconnect the PC or
Part Number: 196746-022
EK80GLMIM. B01 terminal from the controller maintenance port.
Compaq Computer Corporation
See other side
Installing a GLM
Dual-Redundant Controller Configurations 15. If desired, verify the failover configuration with the following
command:
Use the following steps to install a GLM:
Use the steps in "Removing a GLM" and "Installing a GLM" to replace a SHOW THIS_CONTROLLER FULL
GLM. NOTE: Before inserting the new GLM, locate the holes on the controller board where
16. Wait for FRUTIL to terminate and then reconnect the host bus cables to
the GLM will reside.
CAUTION: Static electricity can easily damage a controller or GLM. Wear a the "other controller."
snug-fitting, grounded ESD wrist strap.
1. Insert the new GLM by placing the cable connection end of the GLM
17. Disconnect the PC or terminal from the controller maintenance port.
through the opening on the front of the controller.
Removing a GLM
This completes the hardware installation.
2. Line up the locking tab on the bottom of the replacement GLM with
Use the following steps to remove a GLM: the guide holes in the board, and press firmly to seat the GLM.
firmly into place to secure the GLM.
1. Connect a PC or terminal to the maintenance port of the operational 3. Press the release lever
Install the access door on top of the controller and secure the door
controller.
4.
The controller connected to the PC or terminal becomes "this with a screw.
controller"; the controller being removed becomes the "other
5. Connect a PC or terminal to the maintenance port of the operational
controller."
controller.
2. Disable failover and take the controllers out of the dual-redundant
The controller connected to the PC or terminal becomes "this
configuration with one of the following commands:
controller"; the controller being installed becomes the "other
SET NOFAILOVER controller."
or
6. Start FRUTIL with the following command:
SET NOMULTIBUS_FAILOVER
RUN FRUTIL
3. Start the field replacement utility (FRUTIL) with the following
command: 7. Enter N(o) to the question about replacing the cache battery.
RUN FRUTIL 8. Enter 2, Install a controller or cache module, from the FRUTIL Main
menu.
4. Enter N(o) to the question about replacing the cache battery.
9. Enter 2, Other controller module, from the Replace or Remove Options
5. Enter 1, Replace or remove a controller or cache module, from the menu.
FRUTIL Main menu.
10. Enter Y(es) to confirm intent to install the "other controller."
6. Enter 2, Other controller module, from the Replace or Remove Options
menu.
CAUTION: Wait for FRUTIL to quiesce the device ports--indicated by an "All
7. Enter Y(es) to confirm intent to remove the "other controller." device ports quiesced" message. Failure to allow the ports to quiesce might result
in data loss. Quiescing might take several minutes.
CAUTION: Wait for FRUTIL to quiesce the device ports--indicated by an "All
Carefully align the controller in the appropriate guide rails. Misalignment might
device ports quiesced" message. Failure to allow the ports to quiesce might result
damage the backplane.
in data loss. Quiescing might take several minutes.
IMPORTAN T: A countdown timer allows a total of two minutes to install the controller. After
IMPORTAN T: A countdown timer allows a total of two minutes to remove the controller.
two minutes, "this controller" will exit FRUTIL and resume operations. If this happens,
After two minutes, "this controller" will exit FRUTIL and resume operations. If this happens,
return to step 6 and proceed.
return to step 3 and proceed.
11. Install the controller:
8. Remove the controller.
a. Make sure that the program card is seated in the controller.
a. Disconnect all host bus cables or terminators from the "other
controller." b. Insert the controller into the appropriate bay, and engage the
retaining levers.
b. Disconnect the optical or copper host bus cables.
NOTE: When fully seated, the controller starts automatically--the reset LED turns ON.
NOTE: If extender clips are not installed on the optical cables, use thin needle nose
pliers to disconnect the cables (see Figure 3).
A controller restart can take as long as 60 sec, indicated by the temporary cycling of
c. Disengage both retaining levers and remove the controller from the the port LEDs and a FLASHING reset button.
enclosure.
IMPORTAN T: If the "other controller" did not restart, use the following steps:
d. Place the controller on an antistatic bag or a grounded antistatic
1. Press and hold the "other controller" reset button.
mat.
2. Reseat the "other controller" program card.
9. Enter N(o) to the question for a replacement controller. 3. Release the reset button.
FRUTIL will exit.
12. Press Enter/Return to continue.
) on top
10. Remove the screw that secures the access door (see Figure 1,
FRUTIL exits.
of the controller.
13. Configure the controller as described in the appropriate array controller
11. Remove the access door and set the door aside.
user guide or CLI reference guide.
12. Disengage the GLM locking tabs that protrude through the guide
14. Enable failover, and reestablish the dual-redundant configuration with
holes on the bottom side of the controller.
one of the following commands:
13. Operate the release lever on the exposed end of the GLM by pressing
SET FAILOVER COPY=THIS_CONTROLLER
the lower end of the release lever with your index finger while pulling
or
the raised end up with your thumb.
SET MULTIBUS_FAILOVER COPY=THIS_CONTROLLER
14. Remove the GLM.
This command copies the subsystem configuration from "this
controller" to the "other controller."
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