IBM 8685 Hardware Maintenance Manual - Page 69

Cabling a single SCSI channel using the standard hot-swap drive SCSI backplane, the server; then

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Cabling a single SCSI channel using the standard hot-swap drive SCSI backplane Complete the following steps to cable a single SCSI channel on a RAID or SCSI adapter using the standard hot-swap drive SCSI backplane: 1. Review the information in "Before you begin" on page 41, "Handling static-sensitive devices" on page 42, and "Safety information" on page 169. 2. Turn off the server and peripheral devices and disconnect all power cords and external cables. 3. If your server is a tower model, continue with the next step. If your server is a rack model and you have already installed the server in a rack enclosure, you must disconnect the cable-management-arm bracket from the server. a. Disconnect the cable-management-arm bracket from the server. Cable-management arm bracket Cable-management arm Captive screw Tab Fan bay 7 (fan removed) 1) Loosen the captive screw on the cable-management-arm bracket. 2) Slide the tab on the cable-management-arm bracket out of the slot on the server; then, remove the bracket from the server. b. Slide the server out of the rack enclosure until it locks into place. 4. Remove the top cover (see "Removing the top cover (all models)" on page 51). 5. Remove the air baffle: a. Pull out the two plastic fasteners on the front of the air baffle. Note: Do not remove the fasteners from the air baffle. Chapter 4. Customer replaceable units 59

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Cabling a single SCSI channel using the standard hot-swap drive
SCSI backplane
Complete the following steps to cable a single SCSI channel on a RAID or SCSI
adapter using the standard hot-swap drive SCSI backplane:
1.
Review the information in “Before you begin” on page 41, “Handling
static-sensitive devices” on page 42, and “Safety information” on page 169.
2.
Turn off the server and peripheral devices and disconnect all power cords and
external cables.
3.
If your server is a tower model, continue with the next step.
If your server is a rack model and you have already installed the server in a
rack enclosure, you must disconnect the cable-management-arm bracket from
the server.
a.
Disconnect the cable-management-arm bracket from the server.
Tab
Fan bay 7
(fan removed)
Captive
screw
Cable-management
arm
Cable-management
arm bracket
1)
Loosen the captive screw on the cable-management-arm bracket.
2)
Slide the tab on the cable-management-arm bracket out of the slot on
the server; then, remove the bracket from the server.
b.
Slide the server out of the rack enclosure until it locks into place.
4.
Remove the top cover (see “Removing the top cover (all models)” on page 51).
5.
Remove the air baffle:
a.
Pull out the two plastic fasteners on the front of the air baffle.
Note:
Do not remove the fasteners from the air baffle.
Chapter 4. Customer replaceable units
59