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Super Nintendo Shell Replacement Complete Guide

Super Nintendo Console

Overview

The Super Nintendo (SNES) shell protects the internal precision electronic components. However, due to long-term use, improper storage, or accidental drops, the shell may develop cracks, discoloration, wear, or damage. This guide provides detailed instructions on safely replacing the SNES shell, giving your console a fresh new look.

Required Tools

  • Phillips screwdrivers (#00, #0, #1 sizes)
  • Flathead screwdriver or plastic spudger
  • Tweezers
  • New SNES shell kit (includes top and bottom shells)
  • Isopropyl alcohol and cotton swabs
  • Compressed air can
  • Anti-static wrist strap (recommended)
  • Soft cloth or towel (to protect work surface)
  • Small containers (for storing screws and small parts)

Safety Precautions

  1. Power off operation: Ensure SNES console completely powered off, unplug all cables
  2. Electrostatic protection: Wear anti-static wrist strap when handling internal electronic components
  3. Plastic care: SNES shell plastic may have aged and become brittle, handle with extra care
  4. Parts preservation: Keep all screws, springs, and small parts in safe location during disassembly
  5. Photo documentation: Take photos before disassembly to record original assembly and part positions

Diagnosis & Preparation

Step 1: Assess Shell Condition

  1. Check damage types:
  2. Surface wear: Scratches, discoloration, reduced gloss
  3. Structural damage: Cracks, breaks, missing sections

  4. Functional impact: Broken clips, stripped screw holes, deformation

  5. Determine replacement scope:

  6. Need to replace only top shell, bottom shell, or full set
  7. Check if button and port openings match
  8. Confirm new shell compatible with your SNES model

Step 2: Select New Shell

  1. Material selection:
  2. ABS plastic: Original material, good durability
  3. Recycled plastic: Eco-friendly option, quality may vary

  4. 3D printed: Custom option, requires precise modeling

  5. Color selection:

  6. Original gray: Maintains classic appearance
  7. Clear shell: Shows internal structure
  8. Colored shell: Personalized choice

  9. Special coatings: Matte, glossy, or other surface treatments

  10. Quality inspection:

  11. Check injection molding quality for burrs, shrinkage
  12. Check dimensional accuracy compared to original
  13. Check clips and screw holes intact

Replacement Steps

Step 1: Complete Console Disassembly

  1. Preparation:
  2. Unplug all external cables
  3. Place console on soft, clean work surface

  4. Prepare containers for sorting screws

  5. Remove bottom screws:

  6. Use #1 Phillips screwdriver to remove all bottom screws
  7. SNES typically has 6-7 bottom screws

  8. Note screw lengths may differ, sort by position

  9. Separate shells:

  10. Carefully lift top shell
  11. Note top shell may have internal clips

  12. If resistance, check for missed screws or clips

  13. Disconnect internal connections:

  14. Disconnect power switch cable
  15. Disconnect reset button cable (if present)
  16. Note connector orientation and locking mechanisms

Step 2: Remove Internal Components

  1. Remove motherboard:
  2. Remove screws securing motherboard
  3. Carefully lift motherboard, avoid bending

  4. Disconnect all cables connected to shell

  5. Remove power board (if needed):

  6. Remove screws securing power board
  7. Disconnect power input connector

  8. Carefully remove power board

  9. Remove cartridge slot:

  10. If cartridge slot connects to shell, carefully remove

  11. Note springs and mechanical components

  12. Remove other components:

  13. Remove controller ports (if separate from shell)
  14. Remove RF modulator (early models)
  15. Remove all buttons and switches

Step 3: Cleaning & Inspection

  1. Clean old components:
  2. Clean motherboard and all electronic components with compressed air
  3. Clean connector contacts with isopropyl alcohol

  4. Check all components intact, any needing repair

  5. Inspect new shell:

  6. Inspect every detail of new shell
  7. Test all openings align properly
  8. Check clips and screw holes intact
  9. Clean inside of new shell, remove any manufacturing residue

Step 4: Install into New Shell

  1. Install basic components:
  2. First install power board into new bottom shell (if applicable)
  3. Install cartridge slot and related mechanical components

  4. Install controller ports

  5. Install motherboard:

  6. Carefully place motherboard into new bottom shell
  7. Align all mounting holes

  8. Don't tighten all screws yet

  9. Install buttons and switches:

  10. Install power switch
  11. Install reset button
  12. Install eject button and related springs

  13. Test each button action smooth

  14. Connect internal cables:

  15. Connect all internal cables according to original layout
  16. Ensure connectors fully inserted and locked
  17. Organize cables to avoid pinching or interfering with other components

Step 5: Final Assembly

  1. Check alignment:
  2. Check all components properly positioned
  3. Check all openings aligned

  4. Check button and switch functions

  5. Install top shell:

  6. Align top shell with bottom shell
  7. Ensure all clips properly engaged

  8. Start from one side, gradually close

  9. Tighten screws:

  10. Tighten all screws in diagonal pattern
  11. Don't overtighten to avoid damaging plastic threads
  12. Use appropriately sized screwdriver to avoid stripping

Step 6: Function Testing

  1. Visual inspection:
  2. Check shell completely closed, no gaps
  3. Check all buttons properly protruding

  4. Check all ports unobstructed

  5. Basic function test:

  6. Connect power and video cables
  7. Turn on power switch, test indicator light
  8. Test reset button

  9. Test eject button

  10. Comprehensive function test:

  11. Insert game cartridge, test reading
  12. Test both controller ports
  13. Test video and audio output
  14. Extended operation test for stability

Special Model Considerations

SNS-001 (Original SNES)

  • Purple power and reset buttons
  • More rounded design
  • May have different clip design

SNS-101 (SNES Jr./Slim)

  • Smaller form factor
  • Integrated controller ports
  • Different internal layout

Regional Differences

  • North American version: Purple buttons, raised LOGO
  • Japanese version: Colored buttons, flat LOGO
  • European version: Different power requirements, possible design adjustments

Common Issues & Solutions

Issue 1: New shell won't close completely

  • Possible cause: Components improperly installed or shell dimension issue
  • Solution: Check each component properly positioned, adjust slightly if necessary

Issue 2: Buttons sticking or not smooth

  • Possible cause: Button alignment with shell openings
  • Solution: Check button installation, lightly sand opening edges if necessary

Issue 3: Screw holes not aligning

  • Possible cause: Shell manufacturing tolerance or component installation deviation
  • Solution: Don't force screws, check alignment, use smaller screws or enlarge holes if necessary

Issue 4: Internal cables too short

  • Possible cause: New shell internal layout slightly different
  • Solution: Re-route cables, or consider cable extensions

Customization & Enhancement Options

Paint Customization

  1. Surface preparation: Thoroughly clean, lightly sand to increase adhesion
  2. Primer: Use plastic-specific primer
  3. Color paint: Multiple thin coats, avoid runs
  4. Protective coat: Use clear protective coat for increased durability

Stickers & Decoration

  1. Custom stickers: Design and print personalized stickers
  2. Hydro dipping: Ideal for complex patterns
  3. UV printing: Direct printing on shell

Functional Enhancements

  1. LED modifications: Add status indicators or decorative lighting
  2. Ventilation enhancement: Add ventilation holes for improved cooling
  3. Port upgrades: Add modern video output ports

Maintenance Recommendations

  1. Regular cleaning:
  2. Use microfiber cloth for surface cleaning
  3. Avoid harsh chemical cleaners

  4. Regularly clean ventilation openings

  5. Storage advice:

  6. Store in cool, dry location
  7. Avoid direct sunlight to prevent discoloration

  8. Use dust cover for protection

  9. Usage habits:

  10. Avoid placing heavy objects on console
  11. Carefully insert/remove cables
  12. Regularly check shell integrity

Technical Specifications

  • Material: ABS plastic (original)
  • Color: Light gray (North America), various colors (other regions)
  • Dimensions: Approximately 260mm × 200mm × 70mm (SNS-001)
  • Weight: Approximately 1.1kg (with internal components)
  • Surface finish: Textured surface to reduce fingerprints

Professional Tips

  1. Plastic handling:
  2. If plastic clips break, can repair with plastic welding
  3. Use plastic-specific adhesive for bonding

  4. Use fine sandpaper for sanding, avoid excessive wear

  5. Screw management:

  6. Use magnetized screwdriver to prevent screw drops
  7. Create screw position diagram to ensure correct installation

  8. If screw holes stripped, repair with plastic filler

  9. Compatibility verification:

  10. Confirm shell fully matches your SNES model before purchase
  11. Check button colors and styles consistent
  12. Confirm all opening positions and dimensions correct

Summary

Replacing SNES shell is a medium-difficulty repair task, main challenges being careful handling of internal components and ensuring proper reassembly. Following this guide's detailed steps, you can give old or damaged SNES a fresh new look. Whether repairing damaged shell or personalizing customization, patience and attention to detail are key to success. If unfamiliar with electronic device disassembly, recommend watching related video tutorials first or seeking help from experienced friends.

Last updated: February 28, 2026
Reference source: iFixit Super Nintendo Outer Case Replacement Guide