This document is a maintenance manual for the PCG-GRX670/GRX690
This service manual provides detailed service and repair information for Sony notebook models PCG‑GRX670 and PCG‑GRX690. It includes safety precautions, part numbers, exploded views, wiring diagrams, and step‑by‑step procedures for component replacement.
The document also contains a parts list with part numbers, identification marks for safety‑critical components, and guidelines for handling batteries, CPUs, and other sensitive parts.
| Processor | Pentium 4 |
|---|---|
| L2 Cache | 512KB |
| Memory Bus | MHz |
The manual warns of explosion danger if the battery is incorrectly replaced and instructs to use only the same or equivalent type, dispose of used batteries properly, and keep them away from children.
Components critical for safety are marked with a specific symbol (e.g., “A\” or “AX”) and must be replaced only with parts bearing the same part number.