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Guidelines for service technicians to prevent injury, fire, or electric shock during repair.
Information and precautions regarding the use of lead-free solder in manufacturing and repair.
Instructions for securely deleting personal information from P.C. boards before disposal.
Service hints for the telephone system, including password reset and memory clearing.
General notes and safety precautions for interpreting schematic diagrams.
Detailed main schematic diagram for the telephone equipment.
Operational schematic diagram illustrating key functions and connections.
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General