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Record number: H162579
Device: D/T8644
Model: M
Hit count: UHC00155
Success count: USC0000
Publication code: PC50
Tip key: 002
Date created: O98/01/30
Date last altered: A99/08/12
Owning B.U.: USA
Abstract: NETFINITY 3500: PLANAR REPLACEMENT AND BIOS UPDATE PROCEDURE
TEXT:
When replacing the System Board (planar) FRU P/N 93H7269 on the Netfinity 3500 type 8644 model
10U/10X/20U/20X/21U/21X/30U/30X, the BIOS MUST be updated and initialized.
The 7895 Onboard SCSI must also be initialized. Failure to do so, can result in a system malfunction.
Use the procedure below to replace, flash, initialize and reconfigure CMOS to customer preferences.
Note: Before going on site, be sure to download the current
"Netfinity 3500 BIOS Flash Update Diskette" and
"Netfinity 3500 SCSI Initialization Utility V1.02" from
the IBM Website at the following URL:
http://www.pc.ibm.com/searchfiles.html
SEARCH on: "3500 BIOS Flash SCSI Initialization Utility"
The files are self-extracting executable files that will create the diskettes.
Print the README.1ST (10L9248.TXT) file. The file contains the following:
+--------------------------------------------------------------+
| Format | Description |
|------------------|-------------------------------------------|
| BIOS 25A | Common usage |
| V1.25 | BBS/WEB file name description |
| NNJT25Axx | F1 Setup, Product Data, Flash EEPROM Level|
| Build ID NNJT25A | (Netfinity Manager, System Information, |
| | model and processor information) |
+--------------------------------------------------------------+
Planar Replacement:
When properly seated, thin metal "fingers" will be in place
over the USB, mouse/keyboard, and Ethernet port connectors.
For installation of the system board, first, angle the
system board downward and under the EMC shield "fingers"
to prevent bending or damaging the "fingers."
BIOS Update:
Initialization and Setting Defaults:
Restore Customer's CMOS if backed up in step 1:
The following standard defaults will now be set:
Start Options: CD-ROM, Diskette, Hard Disk, Disabled Adaptec SCSI
(Max Sync Transfer Rate): 20.0MB/s (Fast/Wide)
Future planar FRUs will include a Netfinity 3500 BIOS diskette and detailed instructions.
Boot to the Netfinity 3500 SCSI Initialization Utility V1.02 (P/N 33L3959A).
Utility directions:
DETAILS:
Some Planar FRUs are escaping to the field without the proper initialization of the on-board Adaptec EEPROM.
The result of not initializing the EEPROM is that the EEPROM will have incorrect bit assignments and the Adaptec
driver will read that portion of the EEPROM and read the incorrect bit assignments, causing the system to hang during Windows NT 4.0 install or load.
The utility mentioned above will ensure the proper initialization of the EEPROM, thus allowing the systems BIOS
to assign the proper values to the specific portion of the EEPROM.
Future planar FRUs will include a Netfinity 3500 BIOS diskette and detailed instructions.
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