1. CAUTION
Note:
When you mention the serial number, write down all 11 digits.
The serial number may be found the label affixed to the bottom of the unit.
2. FOR SERVICE TECHNICIANS
ICs and LSIs are vulnerable to static electricity.
When replacing, 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 work table.
4. Do not grasp IC or LSI pins with bare fingers.
3. LOCATION OF CONTROLS AND CONNECTION
3.1. HANDSET