Memory module
Table 5-5
Memory module descriptions and part numbers
Description
Spare part number
Memory module, DDR4, 2133 MHz (15-bc300~399 models)
●
8 GB
820570-005
●
4 GB
820569-005
●
2 GB
851379-005
Memory module, DDR4, 2400 MHz (15-bc400~499 models)
●
8 GB
862398-855
●
4 GB
862397-855
●
2 GB
864271-855
Memory module, DDR4, 2666 MHz
●
4 GB (15-bc400~499 models)
L10598-855
●
8 GB (15-dp0000~0999, 15-bc400~499 models)
937236-855
Before removing the memory, follow these steps:
1.
Prepare the computer for disassembly (
Preparation for disassembly on page 36
2.
Remove the base enclosure (see
3.
Disconnect the cable from the battery (see
).
If you are replacing a memory module, remove the existing memory module:
1.
Lift the clear film covering the memory module.
2.
Spread the two retention clips outward (1) until the memory module tilts up at a 45-degree angle, and
then remove the module (2). Use the same procedure to remove all memory modules.
IMPORTANT:
To prevent damage to the memory module, hold the memory module by the edges only.
Do not touch the components on the memory module.
To protect a memory module after removal, place it in an electrostatic-safe container.
44
Chapter 5 Removal and replacement procedures for authorized service provider parts
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