Dell PowerEdge MX740c EMC PowerEdge MX740c Installation and Service Manual - Page 111

another system board., installed TPM plug-in module breaks the cryptographic binding

Page 111 highlights

NOTE: It is required to reactivate the licenses after the system board replacement. CAUTION: If either the system board or iDRAC card fails, it is required to replace the system board and iDRAC card at the same time. CAUTION: Do not attempt to remove the TPM plug-in module from the system board. After the TPM plug-in module is installed, it is cryptographically bound to that specific system board. Any attempt to remove an installed TPM plug-in module breaks the cryptographic binding, and it cannot be reinstalled or installed on another system board. 1. Follow the safety guidelines listed in Safety instructions on page 41. 2. Follow the procedure listed in Before working inside your sled on page 42. 3. Remove the following: a. Air shroud b. Memory modules c. Processor(s) and heat sink(s) d. Drives e. Drive backplane f. Drive cage g. PERC card h. IDSDM i. Mezzanine card j. Mini Mezzanine card k. iDRAC card l. Internal USB key WARNING: The processor and heat sink can become hot. Be sure that the processor has had sufficient time to cool before handling. WARNING: The memory modules are hot to touch for some time after the system has been powered down. Allow time for the memory modules to cool before handling them. Handle the memory modules by the card edges and avoid touching the components. CAUTION: Do not lift the system board by holding a memory module, processor, or other components. CAUTION: Temporarily label the drives before removal so that you can replace them back in their respective slots. Steps 1. Disconnect all cables from the system board. 2. Using the Phillips #2 screwdriver, remove all the screws that secure the system board to the chassis. 3. Holding the edges, lift the system board out of the system. Installing and removing system components 111

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NOTE:
It is required to reactivate the licenses after the system board replacement.
CAUTION:
If either the system board or iDRAC card fails, it is required to replace the system board and iDRAC
card at the same time.
CAUTION:
Do not attempt to remove the TPM plug-in module from the system board. After the TPM plug-in
module is installed, it is cryptographically bound to that specific system board. Any attempt to remove an
installed TPM plug-in module breaks the cryptographic binding, and it cannot be reinstalled or installed on
another system board.
1.
Follow the safety guidelines listed in
Safety instructions
on page 41.
2.
Follow the procedure listed in
Before working inside your sled
on page 42.
3.
Remove the following:
a.
Air shroud
b.
Memory modules
c.
Processor(s) and heat sink(s)
d.
Drives
e.
Drive backplane
f.
Drive cage
g.
PERC card
h.
IDSDM
i.
Mezzanine card
j.
Mini Mezzanine card
k.
iDRAC card
l.
Internal USB key
WARNING:
The processor and heat sink can become hot. Be sure that the processor has had sufficient time to
cool before handling.
WARNING:
The memory modules are hot to touch for some time after the system has been powered down. Allow
time for the memory modules to cool before handling them. Handle the memory modules by the card edges and
avoid touching the components.
CAUTION:
Do not lift the system board by holding a memory module, processor, or other components.
CAUTION:
Temporarily label the drives before removal so that you can replace them back in their respective
slots.
Steps
1.
Disconnect all cables from the system board.
2.
Using the Phillips #2 screwdriver, remove all the screws that secure the system board to the chassis.
3.
Holding the edges, lift the system board out of the system.
Installing and removing system components
111