Difficulty
Moderate
Steps
8
Time Required
Suggest a time??
Sections
2
- White Keys
- 6 steps
- Black Keys
- 2 steps
Flags
0
BackCasio WK-220
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Introduction
What you need
Step 1
White Keys
- Place device face-down
- Remove 23 16mm screws with Phillips #2 screwdriver
Place device face-down
Remove 23 16mm screws with Phillips #2 screwdriver
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Step 2
- Pry up long back panels with plastic opening tool
- Remove panels
Pry up long back panels with plastic opening tool
Remove panels
Step 3
- Turn device around so keys are face-up
Turn device around so keys are face-up
Step 4
- Pull back panel away from keyboard and out of the way
Pull back panel away from keyboard and out of the way
Step 5
- Remove speaker(s) if necessary to access desired key section(s)
- Use Phillips #2 screwdriver to remove two 16 mm screws (circled in red)
- Pop wires out of plastic holders so speaker can be moved out of the way
- Move speaker out of the way
- See speaker replacement guide for more detail on these steps
Remove speaker(s) if necessary to access desired key section(s)
Use Phillips #2 screwdriver to remove two 16 mm screws (circled in red)
Pop wires out of plastic holders so speaker can be moved out of the way
Move speaker out of the way
See speaker replacement guide for more detail on these steps
Step 6
- Remove 4 18 mm screws (circled in red) from desired key section using Philips #1 screwdriver
- Gently push white keys away from screws and pull up to remove from keyboard. Repeat this with the black keys
- Reassemble with new/cleaned keys
Remove 4 18 mm screws (circled in red) from desired key section using Philips #1 screwdriver
Gently push white keys away from screws and pull up to remove from keyboard. Repeat this with the black keys
Reassemble with new/cleaned keys
Step 7
Black Keys
- Remove second white section covering desired black section
- Remove screws using Phillips #1 screwdriver
- Push keys away from screws and pull up
Remove second white section covering desired black section
Remove screws using Phillips #1 screwdriver
Push keys away from screws and pull up
Step 8
- Use plastic opening tool to pry up black key section
- Remove black key section
- Reassemble with new/clean black key section
Use plastic opening tool to pry up black key section
Remove black key section
Reassemble with new/clean black key section
To reassemble your device, follow these instructions in reverse order.
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Author
with 3 other contributors
Alexa
Member since: 01/24/2017
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Team
Cal Poly, Team 10-2, Banghart Winter 2017
Member of Cal Poly, Team 10-2, Banghart Winter 2017
CPSU-BANGHART-W17S10G2
4 Members
6 Guides authored