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HP Probook 450 G9 - Memory Module Replacement

HP Probook 450 G9
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Determining the correct SIM card size for your computer
Before purchasing a SIM card, follow these instructions to determine the correct SIM card size for your
computer.
1. Go to http://www.hp.com/support, and then search for your computer by product name or number.
2. Select Product Information.
3. Refer to the listed options to determine which card to purchase.
Inserting a SIM card in an external slot
To insert a SIM card in an external slot, follow these steps.
1. Turn o the computer by using the Shut down command.
2. Insert the SIM card into the SIM card slot, and then press in on the SIM card until it is rmly seated.
NOTE: Your SIM card or the SIM card slot in your computer might look dierent from the illustration in
this section.
To remove the SIM card, press in gently on the card to disengage the SIM lock, and then remove it from the
slot.
Memory modules
To remove the memory modules, use this procedure and illustration.
Table 5-2
Memory module descriptions and part numbers
Description Spare part number
16 GB, DDR4-3200 L67710-001
8 GB, DDR4-3200 L46598-001
4 GB, DDR4-3200 L83673-001
Before removing the memory, follow these steps:
1. Prepare the computer for disassembly (see Preparation for disassembly on page 40).
42
Chapter 5Removal and replacement procedures for Customer Self-Repair parts

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