Cabletron Systems 9C300-1 Quick start guide

PN 9031321-02 Page 1
9C300-1 ENVIRONMENTAL MODULE BOOT PROM UPGRADE INSTRUCTIONS
Introduction
These upgrade instructions explain how to upgrade the Boot PROMS in the 9C300-1 Environmental Module. To help
eliminate any potential problems during or after the upgrade, please be sure to read and understand all of the instructions
in this document and in the release notes supplied in this Upgrade kit.
The upgrade involves removing the metal cover that protects the PCB board, removing the existing Boot PROMS and
replacing them with new Boot PROMS. Follow the detailed steps under each task listed to successfully complete the
replacement. Before beginning work, make sure the chassis is powered off in a logical and orderly fashion.
This Upgrade kit contains:
• 1 prom #02151161-02 low Boot PROM
• 1 prom #02151162-02 high Boot PROM
• 1 PLCC extraction tool
• 1 set of release notes
• 1 set of 9C300-1 Environmental Module Boot PROM Upgrade Instructions
In addition to the information listed above, you will also need:
• A medium size Phillips screwdriver
To avoid damage from static discharge, be sure to observe all static precautions during this
procedure. Failure to do so could result in damage to the Boot PROMS.
!
CAUTION

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Removing Metal Cover
1. Before you begin, shut down the SmartSwitch 9000 Chassis in a logical and orderly manner and set up a static free
work area.
2. Remove the Environmental Module from the SmartSwitch 9000 Chassis.
3. Set the Environmental Module down in the static free work area, with the front of the Environmental Module to
the left.
4. Referring to Figure 1, complete the following steps:
a. Remove the four small screws from the top front of the cover and set aside.
b. Remove the single screw from each side and set aside.
c. Remove the eight screws and lock washers from the fan grills and set aside.
5. Remove the four grills covering the fans and set aside.
6. Remove the metal cover to expose the PCB board and set aside.
Figure 1. Removing Metal Cover
X
X
X
X
X
small
large screws
large screws
screws
single side screw
single side screw
fan grill

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Removing Existing Boot PROMS
1. Referring to Figure 2, locate the sockets numbered U201 and U143.
2. Remove the Boot PROM, following the steps detailed in the “Extraction Procedure” section of the instruction sheet
packaged with the extraction tool.
3. Repeat this procedure for the PROM in socket number U143.
Figure 2. Socket Locations
Inserting Replacement Boot PROMS
1. Referring to Figure 3, align the diagonal side of Boot PROM number 02151162-02 with the diagonal corner of
socket U201.
2. Gently and evenly apply downward pressure on the Boot PROM pushing it into the socket.
3. Repeat steps 1 and 2 to insert Boot PROM number 02151161-02 into socket U143.
Figure 3. Inserting Replacement Boot PROMS
X
X
X
X
X
U201 U143
U201 U143
02151162-02
U201
Diagonal
Corner

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Replacing Metal Cover
1. Replace the metal cover over the PCB board by lining up the holes in the metal cover with the corresponding holes
on the Environmental Module.
2. Replace the six small screws (four on the top and one on each side).
3. Replace the four fan grids and secure with the eight large screws and lock washers.
Getting Help
If you need additional support related to this device, or if you have any questions, comments, or suggestions concerning
this manual, contact the Cabletron Systems Global Call Center:
Before calling the Cabletron Systems Global Call Center, have the following information ready:
• Your Cabletron Systems service contract number
• A description of the failure
• A description of any action(s) already taken to resolve the problem (e.g., changing mode switches,
rebooting the unit, etc.)
• The serial and revision numbers of all involved Cabletron Systems products in the network
• A description of your network environment (layout, cable type, etc.)
• Network load and frame size at the time of trouble (if known)
• The device history (i.e., have you returned the device before, is this a recurring problem, etc.)
• Any previous Return Material Authorization (RMA) numbers
Phone [phone]
Internet mail suppor[email protected]
FTP ctron.com (134.141.197.25)
Login anonymous
Password your email address
BBS [phone]
Modem setting 8N1: 8 data bits, No parity, 1 stop bit
For additional information about Cabletron Systems or our products,
visit our World Wide Web site: http://www.cabletron.com/
For technical support, select Service and Support .