IBM 86645RY Hardware Maintenance Manual - Page 181

SCSI backplane combo/backplate, assembly removal

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SCSI backplane combo/backplate assembly removal Before you begin: Read "Safety information" on page 230. Note 1. The illustrations in this book are similar to your server; details might vary. 2. To replace the SCSI backplane combo/backplate assembly, reverse this procedure. To remove the SCSI backplane combo/backplate assembly, do the following. 1. Power-off the server and all external devices; then, disconnect the server from the power source. 2. Remove the server cover. See "Removing the left-side cover (tower model)" on page 103 or "Removing the cover (rack model)" on page 104. 3. Remove the SCSI drives. See "Installing a drive in a hot-swap bay" on page 129. 4. Remove hot-swap fan assemblies 1 and 2 from the server. See "Replacing a hot-swap fan assembly" on page 139. 5. Disconnect SCSI backplane cables. 6. Remove the two thumbscrews located on each side of the SCSI backplane assembly latch. 1 ER 2 SUPPLY 3 FAN 1 2 3 MI SBNUEORSNVRICEEDUPRNODACNETSSOR TEMPERATURE 7. Release the SCSI backplane assembly latch 1 ; then, slide the SCSI backplane assembly 2 out of the server. Netfinity 5600 - Type 8664 173

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SCSI backplane combo/backplate
assembly removal
Before you begin:
Read “Safety information” on page
230.
Note
1.
The illustrations in this book are similar to your
server; details might vary.
2.
To replace the SCSI backplane combo/backplate
assembly, reverse this procedure.
To remove the SCSI backplane combo/backplate
assembly, do the following.
1.
Power-off the server and all external devices; then,
disconnect the server from the power source.
2.
Remove the server cover.
See “Removing the
left-side cover (tower model)” on page
103 or
“Removing the cover (rack model)” on page
104.
3.
Remove the SCSI drives.
See “Installing a drive in a
hot-swap bay” on page
129.
4.
Remove hot-swap fan assemblies 1 and 2 from the
server.
See “Replacing a hot-swap fan assembly” on
page 139.
5.
Disconnect SCSI backplane cables.
6.
Remove the two thumbscrews located on each side
of the SCSI backplane assembly latch.
7.
Release the SCSI backplane assembly latch
±1²
;
then, slide the SCSI backplane assembly
±2²
out of
the server.
Netfinity 5600 - Type 8664
173