Precautions; Handling Precautions For Plasma Display; Safety Precautions For Service (Handling, Prevention Of Electrical Shock, Measure Against Power Outage, Etc); Safety Precautions - Sony KE-42M1 Service Manual

2. PRECAUTIONS

To prevent the risks of unit damage, electrical shock and radiation, take the following safety, service, and ESD
precautions.

2-1. Handling Precautions for Plasma Display

2-2. Safety Precautions for Service (Handling, prevention of electrical shock, measure
against power outage, etc)

2-2-1. Safety Precautions

1) Before replacing a board, discharge forcibly the remaining electricity from the board.
2) When connecting FFC and TCPs to the module, recheck that they are securely
connected.
3) To prevent electrical shock, be careful not to touch leads during circuit operations.
4) To prevent the Logic circuit from being damaged, do not connect/disconnect signal
cables during circuit operations.
5) Follow voltage information when adjust it.
6) Before reinstalling the chassis and the chassis assembly, be sure to use necessary
protective stuffs.
7) Caution for design change: Do not install any additional devices to the module, and do
not change the electrical circuit design.
8) If any parts or wire is overheated or damaged, replace it with a new specified one
immediately, and identify the cause of the problem to resolve it.
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