Hardware Validation
Ensure all devices and peripherals meet operational standards before production use.
Automated Device Validation
When devices register, automatic validation runs:
| Test | What It Checks | Pass Criteria |
|---|---|---|
| Performance | CPU, memory, storage | Meets minimum specs |
| Screen | Resolution, touch response | Responsive, clear display |
| Network | WiFi signal, speed | -65 dBm signal, 10+ Mbps |
| Battery | Health, capacity | 80%+ battery health |
| Peripherals | Connected devices | All connected and responsive |
Running Manual Validation
- Go to Settings > Hardware > Validation
- Select device(s) to validate
- Click Run Validation Suite
- Review results
┌─────────────────────────────────────────────────────────────────┐
│ DEVICE VALIDATION REPORT │
│ Counter Tablet 1 2026-01-23 │
├─────────────────────────────────────────────────────────────────┤
│ │
│ DEVICE INFO │
│ Model: Samsung Galaxy Tab S6 Lite │
│ Android: 13 | RAM: 4GB | Storage: 64GB (23GB free) │
│ │
│ VALIDATION RESULTS │
│ ───────────────────────────────── │
│ │
│ ✓ PERFORMANCE TEST PASSED │
│ CPU benchmark: 2,340 (min: 1,500) │
│ Memory test: 3.2GB available (min: 2GB) │
│ Storage speed: 180 MB/s (min: 100 MB/s) │
│ │
│ ✓ DISPLAY TEST PASSED │
│ Resolution: 2000x1200 (exceeds 1280x800 min) │
│ Touch response: 18ms (max: 50ms) │
│ Color accuracy: 98% sRGB │
│ │
│ ✓ NETWORK TEST PASSED │
│ WiFi signal: -52 dBm (min: -65 dBm) │
│ Download: 85 Mbps (min: 10 Mbps) │
│ Upload: 22 Mbps (min: 5 Mbps) │
│ Latency to API: 23ms (max: 100ms) │
│ │
│ ✓ BATTERY TEST PASSED │
│ Battery health: 94% │
│ Capacity: 7,040 mAh │
│ Charging: Verified │
│ │
│ ✓ PERIPHERAL TEST PASSED │
│ Receipt printer: Connected, test print OK │
│ Card reader: Connected, test swipe OK │
│ Cash drawer: Connected, test open OK │
│ │
│ OVERALL STATUS: CERTIFIED ✓ │
│ │
│ [Download Report] [Print Certificate] │
│ │
└─────────────────────────────────────────────────────────────────┘
Device-Specific Validation
POS Tablets
| Test | Description | Pass Criteria |
|---|---|---|
| Touch Grid Test | Tests entire screen surface | All zones responsive |
| Multi-touch | Simultaneous touches | 5+ touch points |
| Screen Burn | Checks for image persistence | No burn-in detected |
| Auto-rotate | Orientation changes | Responds within 200ms |
| Brightness | Auto-brightness function | Adjusts to ambient light |
Receipt Printers
| Test | Description | Pass Criteria |
|---|---|---|
| Print Speed | Lines per second | 200+ mm/sec |
| Cut Quality | Auto-cutter function | Clean, complete cuts |
| Paper Feed | Paper detection | Detects paper-out |
| Alignment | Print alignment | Centered, no skew |
| QR/Barcode | Scannable codes | 100% scan success |
Card Readers
| Test | Description | Pass Criteria |
|---|---|---|
| Tap (NFC) | Contactless read | Reads within 500ms |
| Chip (EMV) | Chip card read | Successful read |
| Swipe (Mag) | Magnetic stripe | Backup method works |
| Connection | Bluetooth stability | No drops in 10 min |
| Encryption | P2PE validation | Keys verified |
Kitchen Display (KDS)
| Test | Description | Pass Criteria |
|---|---|---|
| Display Latency | Order appears | < 1 second from POS |
| Touch Response | Bump bar or touch | < 100ms response |
| Heat Resistance | Environment check | Operates at 40C/104F |
| Grease Resistance | Screen coating | Easy to clean |
| Viewing Angle | Visibility | Clear at 45 degree angles |
BYOD Certification Program
What is BYOD Certification?
Bring Your Own Device (BYOD) certification ensures any device meets operational standards before production use.
Certification Levels
| Level | Requirements | Use Cases |
|---|---|---|
| Bronze | Meets minimum specs | Backup device, light use |
| Silver | Exceeds specs, 1-year warranty | Daily operations |
| Gold | Premium specs, 2+ year warranty | High-volume, mission-critical |
Certification Process
┌─────────────────────────────────────────────────────────────────┐
│ BYOD CERTIFICATION │
├─────────────────────────────────────────────────────────────────┤
│ │
│ STEP 1: Register Device │
│ ────────────────────── │
│ • Sign in with manager credentials │
│ • App detects device specifications │
│ • Device assigned to location │
│ │
│ STEP 2: Automated Validation │
│ ─────────────────────────── │
│ • Hardware benchmark tests run │
│ • Network connectivity tested │
│ • Security settings verified │
│ │
│ STEP 3: Peripheral Testing │
│ ───────────────────────── │
│ • Connect and test each peripheral │
│ • Verify communication protocols │
│ • Test edge cases (paper out, low battery) │
│ │
│ STEP 4: Operational Testing │
│ ───────────────────────── │
│ • Complete 10 test orders │
│ • Process 5 test payments │
│ • Test offline mode │
│ │
│ STEP 5: Certification Issued │
│ ─────────────────────────── │
│ • Certification level assigned │
│ • Device marked as validated │
│ • Certificate available for download │
│ │
└─────────────────────────────────────────────────────────────────┘
Pre-Certified Devices
These devices are pre-certified and skip most validation:
| Device | Certification | Notes |
|---|---|---|
| Sunmi T2 | Gold | Recommended for POS |
| Sunmi D2 | Gold | Compact POS |
| Samsung Tab S9 | Gold | Premium tablet |
| Samsung Tab S6 Lite | Silver | Best value |
| Galaxy Tab A8 | Silver | Budget option |
| Star TSP143 | Gold | Best receipt printer |
| Epson TM-T88VI | Gold | High-speed printing |
Failed Certification
If a device fails certification:
| Failure Reason | Solution |
|---|---|
| Performance | Consider device upgrade |
| Screen | Check for damage, replace screen protector |
| Network | Move closer to AP, check WiFi settings |
| Battery | Replace battery or use wired power |
| Unsupported OS | Update to Android 10+ |
Related Guides
- Network Validation - Network testing and connectivity
- Staff Training - Staff certification requirements
- Go-Live Checklist - Final launch checklist
- Hardware Setup - BYOD configuration