Difficulty
Moderate
Steps
9
Time Required
10 - 15 minutes
Sections
2
- Paper Roller
- 4 steps
- Motherboard
- 5 steps
Flags
1
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BackHP Envy 7640
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Introduction
What you need
Step 1
Paper Roller
- Open the printer by pushing upwards on the plastic tabs located on the sides of the printer.
- Remove the opening assist from its purchase by pushing it toward the front of the printer with a nylon spudger.
- Remove the spring-loaded clip attached to the top of the printer by pushing it off of the hook.
Open the printer by pushing upwards on the plastic tabs located on the sides of the printer.
Remove the opening assist from its purchase by pushing it toward the front of the printer with a nylon spudger.
Remove the spring-loaded clip attached to the top of the printer by pushing it off of the hook.
1024
Step 2
- Remove the last ten 12mm screws by placing the Torx 9 screwdriver in the screw slot and turning counterclockwise.
- Remove the last two 12mm screws by placing the Torx 9 screwdriver in the screw slot and turning counterclockwise; the screen plate can now be separated from the printer by pushing out and to the right.
- Take out the inner plastic frame (this piece is removeable after having removed the ten 12 mm screws outlined in the first bullet) by grasping the frame with both hands and carefully pulling the frame away from the printer body.
Remove the last ten 12mm screws by placing the Torx 9 screwdriver in the screw slot and turning counterclockwise.
Remove the last two 12mm screws by placing the Torx 9 screwdriver in the screw slot and turning counterclockwise; the screen plate can now be separated from the printer by pushing out and to the right.
Take out the inner plastic frame (this piece is removeable after having removed the ten 12 mm screws outlined in the first bullet) by grasping the frame with both hands and carefully pulling the frame away from the printer body.
Step 3
- Grasp the gray lever of the black plastic cover of the rollers and gently pull the lever up and to the right.
Grasp the gray lever of the black plastic cover of the rollers and gently pull the lever up and to the right.
Step 4
- Press the lever outwards and away from the paper rollers with one hand.
- Pull the paper rollers up and out of your HP printer with one hand while the other continues to depress the lever away from the paper rollers.
Press the lever outwards and away from the paper rollers with one hand.
Pull the paper rollers up and out of your HP printer with one hand while the other continues to depress the lever away from the paper rollers.
Step 5
Motherboard
- Pull the side panels up and away from the printer to remove them.
Pull the side panels up and away from the printer to remove them.
Step 6
- Detach all the cables by gently pulling on them at their base in the direction of origin (for top connectors pull up and for bottom connectors pull down).
Detach all the cables by gently pulling on them at their base in the direction of origin (for top connectors pull up and for bottom connectors pull down).
Step 7
- Remove the last two connectors found at the top of the motherboard by grasping the tan portion adjacent to the motherboard and pulling up.
Remove the last two connectors found at the top of the motherboard by grasping the tan portion adjacent to the motherboard and pulling up.
Step 8
- Remove the four 7 mm screws from the motherboard by placing the Torx 9 screwdriver in the screw slots and turning counterclockwise.
Remove the four 7 mm screws from the motherboard by placing the Torx 9 screwdriver in the screw slots and turning counterclockwise.
Step 9
- Start to remove the motherboard from the device by lifting the left hand side of the motherboard out from the printer shell with minimal force.
- Push the clip’s head away from the motherboard to release the right hand side of the motherboard from the printer shell.
- Remove the back connector by firmly grasping the tan portion of the connector adjacent to the motherboard and pulling in toward the printer to dislodge the motherboard.
Start to remove the motherboard from the device by lifting the left hand side of the motherboard out from the printer shell with minimal force.
Push the clip’s head away from the motherboard to release the right hand side of the motherboard from the printer shell.
Remove the back connector by firmly grasping the tan portion of the connector adjacent to the motherboard and pulling in toward the printer to dislodge the motherboard.
To reassemble your device, follow these instructions in reverse order.
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Author
with 4 other contributors
Mani Movva
Member since: 01/23/2018
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Team
Cal Poly, Team S1-G2, Livingston Winter 2018
Member of Cal Poly, Team S1-G2, Livingston Winter 2018
CPSU-LIVINGSTON-W18S1G2
3 Members
5 Guides authored
Katherine Melinda - Mar 28, 2018
Reply
Replacing the HP Envy printer Motherboard is easier one compare to other printers. It helps me to resolve the HP envy printer motherboard issues. Thanks for your sharing.
