The PDF is indexed with bookmarks. For most designers, Chapters 3 (Environmental) and 5 (Seismic) are the most frequently referenced.
| Test Category | Test Conditions | Primary Objective | | :--- | :--- | :--- | | | 85°C for 48 hours | Validate material heat resistance (plastic deformation, solder joint integrity) | | Low Temperature Start | -40°C environment, power-on to steady state | Ensure component (capacitor, battery) functionality in extreme cold | | Operating Temperature/Humidity | 14-step sequence, -5°C to 50°C cycle with <15% RH hold | Verify system stability under realistic extreme transitions | | Damp Heat Cycling | 10-day cycle: 25°C to 55°C, 5% to 95% RH | Evaluate insulation integrity (leakage current ≤0.5mA) and condensation design | | Low Pressure (Altitude) | Simulated 3000m (~70 kPa), up to 55°C coupled testing | Validate cooling systems and seals (e.g., fans, chassis) at high altitudes | gr-63-core issue 5 pdf