Panasonic KX-T7730X, Service Manual

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1 INTRODUCTION
1.1. NOTE
When you note the serial number, write down all of the 11 digits.
The serial number may be found on the label affixed to the bottom of the unit.
1.2. FOR SERVICE TECHNICIANS
ICs and LSIs are vulnerable to static electricity.
When repairing, the following precautions will help prevent recurring malfunctions.
1. Cover the plastic parts boxes with aluminum foil.
2. Ground the soldering irons.
3. Use a conductive mat on the worktable.
4. Do not touch IC or LSI pins with bare fingers.
3
KX-T7730X