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populated with the least amount of memory describes the total amount of memory assigned to dual
channel and the remainder is assigned to single channel. For optimal speed, the channels should
be balanced so that the largest amount of memory is spread between the two channels. If one
channel will have more memory than the other, the larger amount should be assigned to Channel
A. For example, if you are populating the sockets with one 2-GB DIMM, and three 1-GB DIMMs,
Channel A should be populated with the 2-GB DIMM and one 1-GB DIMM, and Channel B should
be populated with the other two 1-GB DIMMs. With this configuration, 4-GB will run as dual
channel and 1-GB will run as single channel.
●
In any mode, the maximum operational speed is determined by the slowest DIMM in the system.
Installing DIMMs
CAUTION:
You must disconnect the power cord and wait approximately 30 seconds for the power
to drain before adding or removing memory modules. Regardless of the power-on state, voltage is
always supplied to the memory modules as long as the computer is plugged into an active AC outlet.
Adding or removing memory modules while voltage is present may cause irreparable damage to the
memory modules or system board. If you see an LED light on the system board, voltage is still present.
The memory module sockets have gold-plated metal contacts. When upgrading the memory, it is
important to use memory modules with gold-plated metal contacts to prevent corrosion and/or
oxidation resulting from having incompatible metals in contact with each other.
Static electricity can damage the electronic components of the computer or optional cards. Before
beginning these procedures, ensure that you are discharged of static electricity by briefly touching a
grounded metal object.
When handling a memory module, be careful not to touch any of the contacts. Doing so may damage
the module.
1.
Prepare the computer for disassembly (
Preparation for Disassembly on page 35
).
2.
Remove the access panel (
Computer Access Panel on page 43
).
48
Chapter 6 Removal and Replacement Procedures Small Form Factor (SFF) Chassis
Содержание SignagePlayer mp8000r
Страница 1: ...Maintenance and Service Guide HP SignagePlayer mp8000r and mp8000s ...
Страница 4: ...iv About This Book ...
Страница 10: ...x ...
Страница 13: ...Quick Release 3 ...
Страница 14: ...4 Chapter 1 Displays and Quick Release Installation ...
Страница 37: ...Signage Player mp8000s Ultra Slim Desktop USDT Figure 5 2 Ultra Slim Desktop chassis Chassis Designations 27 ...