Difficulty
Moderate
Steps
5
Time Required
20 - 40 minutes
Sections
1
- Solar Panel
- 5 steps
Flags
0
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Introduction
This guide demonstrates how to remove and replace the solar panels.
Caution: Desoldering and soldering presents the potential for device damage and burns. Always solder in well-ventilated environments.
What you need
Step 1
Solar Panel
- Use a Phillips #000 screwdriver to remove the four 5 mm screws securing the back panel.
Use a Phillips #000 screwdriver to remove the four 5 mm screws securing the back panel.
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Step 2
- Wedge an opening tool in the gap between the front and back panel, then gently pry until the tabs release.
Wedge an opening tool in the gap between the front and back panel, then gently pry until the tabs release.
Step 3
- Use a Phillips #000 screwdriver to remove the two 3 mm screws securing the motherboard.
Use a Phillips #000 screwdriver to remove the two 3 mm screws securing the motherboard.
Step 4
- Desoldering and soldering presents a potential for device damage. Always solder/desolder in well-ventilated environments and with care not to burn yourself.
- Desolder the positive the negative terminals on the motherboard.
Desoldering and soldering presents a potential for device damage. Always solder/desolder in well-ventilated environments and with care not to burn yourself.
Desolder the positive the negative terminals on the motherboard.
Step 5
- Desoldering and soldering presents a potential for device damage. Always solder/desolder in well-ventilated environments and with care not to burn yourself.
- Gently lift up the front of the motherboard, at the top of the calculator.
- Desolder the positive and negative terminals on the solar panel
- Use the tip of a spudger to “walk” the solar panel out of its housing, by pushing it down through the two cutouts until it slides out of the bottom.
- Remove the solar panel.
Gently lift up the front of the motherboard, at the top of the calculator.
Desolder the positive and negative terminals on the solar panel
Use the tip of a spudger to “walk” the solar panel out of its housing, by pushing it down through the two cutouts until it slides out of the bottom.
Remove the solar panel.
To reassemble your device, follow these instructions in reverse order.
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Author
with 1 other contributor
Kameshwaran Balachandran
Member since: 02/28/2022
121 Reputation
1 Guide authored
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Team
University of Memphis, Team 51-5, Willis Spring 2022
Member of University of Memphis, Team 51-5, Willis Spring 2022
UM-WILLIS-S22S51G5
1 Member
1 Guide authored
