Dell Inspiron 5594 Service Manual - Page 46

Replacing the I/O board, Procedure

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Replacing the I/O board NOTE: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure 1. Using the alignment posts, place the I/O board on the palm-rest and keyboard assembly. 2. Replace the three screws (M2x4) that secure the I/O board to the palm-rest and keyboard assembly. 3. Connect the I/O-board cable to the I/O board and close the latch to secure the cable. 4. Connect the fingerprint-reader cable to the I/O board and close the latch to secure the cable. NOTE: This step is applicable only for computers shipped with the optional fingerprint reader. 5. Connect the power-button board cable to the I/O board and close the latch to secure the cable. 6. Connect the fingerprint-reader board cable to the I/O board and close the latch to secure the cable. NOTE: This step is applicable only for computers shipped with the optional fingerprint reader. 46 Removing and installing components

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Replacing the I/O board
NOTE:
Before working inside your computer, read the safety information that shipped with your computer and follow
the steps in
Before working inside your computer
. After working inside your computer, follow the instructions in
After
working inside your computer
. For more safety best practices, see the Regulatory Compliance home page at
www.dell.com/regulatory_compliance
.
Procedure
1.
Using the alignment posts, place the I/O board on the palm-rest and keyboard assembly.
2.
Replace the three screws (M2x4) that secure the I/O board to the palm-rest and keyboard assembly.
3.
Connect the I/O-board cable to the I/O board and close the latch to secure the cable.
4.
Connect the fingerprint-reader cable to the I/O board and close the latch to secure the cable.
NOTE:
This step is applicable only for computers shipped with the optional fingerprint reader.
5.
Connect the power-button board cable to the I/O board and close the latch to secure the cable.
6.
Connect the fingerprint-reader board cable to the I/O board and close the latch to secure the cable.
NOTE:
This step is applicable only for computers shipped with the optional fingerprint reader.
46
Removing and installing components