🏷️ Basic Information Identification Make: Acer Model: Aspire 3620 / TravelMate 2420 Year: N/A (Service Manual for multiple models) Generation: N/A 📋 Manual Details Description Manual Type: Service Manual Language: English Page Count: Estimated 150-200 pages (typical for such manuals) Format: PDF Download Product Offering: Manual + Bonus Gifts ⚙️ Engine Specifications Processor Processor Type: Intel Pentium M / Celeron M (common for this era) Processor Speed Ghz: 1.4 - 1.8 GHz (estimated) Processor Architecture: x86 Chipset Chipset Model: Intel 915GM (common for this era) 🔧 Transmission Storage Storage Type: HDD Storage Capacity Gb: 40 - 80 GB (typical for this era) 📐 Dimensions Display Display Size Inches: 15.4 Display Resolution: 1280 x 800 (WXGA) Weight Approximate Weight Kg: 2.6 - 2.9 🔧 Maintenance Diagnostics Diagnostic Tools: Hardware diagnostic utilities Troubleshooting Troubleshooting Areas: Power, display, hard drive, memory, peripherals Disassembly Disassembly Procedures: Step-by-step guides for component replacement Component Replacement Replaceable Components: RAM, HDD, optical drive, keyboard, display panel, heatsink Software Updates Bios Update: Procedures for BIOS updates Maintenance Tips Cleaning Procedures: Dust removal, screen cleaning Battery Battery Type: Li-Ion