BarnacleBoy
db353ad2d1
- IP5389 power bank board selected (preliminary) - All-in-one: charging, BMS, USB-C PD output - Rejected K501U battery (integrated BMS not reusable) - Documented alternatives considered (TP5100+2S BMS+buck, UPS HAT) - Updated parts list with power system BOM - Cost estimate now 06-230 (was 70-190) - Added power-system.md, updated design-decisions.md
2.8 KiB
2.8 KiB
K501U Cyberdeck
A cyberdeck built from salvaged ASUS K501U laptop components and Orange Pi 5 SBC.
Project Status
Phase: Component acquisition and planning
- Salvage analysis (K501U components)
- Display identification and controller board ordered
- SBC selection (Orange Pi 5 16GB)
- Storage architecture planned
- USB expansion design
- Case nomenclature and orientation defined
- Build approach: wooden case + salvaged lid canopy
- Input device: ThinkPad TrackPoint keyboard
- Power system: IP5389 board + 18650 cells (preliminary)
- Case design (dimensions, internal layout)
- Power system board selection and testing
- Bow wall design (power input, fan exhaust)
- Fabrication
- Software configuration
Components
Salvaged from ASUS K501U
| Component | Model | Status |
|---|---|---|
| Display | Innolux N156HGE-EAB (Rev. C2) | Controller board ordered |
| Hinge mechanism | Original K501U | Available |
| Webcam | K501U module | Available |
| WiFi antenna | K501U | Available |
| Cooling fan | K501U | Available |
Not reused:
- RAM (DDR3L soldered, incompatible with modern SBCs)
- SSD (owner repurposed)
- WiFi card (Intel 7265NGW, no E-key slot on OPi5)
New Components
| Component | Selection | Status |
|---|---|---|
| SBC | Orange Pi 5 (base, 16GB) | eBay bid pending |
| Display controller | 30-pin eDP to HDMI | Ordered (~$24) |
| Storage (boot) | MicroSD 64GB Endurance | To purchase |
| USB hub | Powered 7-port USB 3.0 | To purchase |
| Storage (data) | USB 3.0 SSD enclosure | To purchase |
Documentation
- Salvage Analysis - K501U component breakdown
- SBC Selection - Orange Pi 5 details and rationale
- Storage Architecture - SD card + USB storage plan
- USB Expansion - Hub selection and port allocation
- Parts List - Bill of materials with costs
- Design Decisions - Build approach, nomenclature, layout
- Power System - IP5389 battery management decision
Quick Reference
Display
- Panel: Innolux N156HGE-EAB (Rev. C2)
- Size: 15.6" 1920×1080
- Interface: 30-pin eDP
- Controller: Standard 30-pin eDP to HDMI (~$24)
SBC
- Board: Orange Pi 5 (RK3588S, base model, 16GB RAM)
- Storage: MicroSD slot + USB 3.0 external
- USB: 1× USB 3.0, 2× USB 2.0 native
- Power: USB-C PD via IP5389 power board, 18650 cells
Cost Estimate
| Category | Cost |
|---|---|
| SBC | ~$104 |
| Display controller | ~$24 |
| Storage (SD + hub + enclosure) | ~$32-44 |
| Power system (board + cells + fuse + charger) | ~$32-56 |
| Subtotal | $206-230 |
(Excludes case materials and misc hardware. Battery included in power system.)