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Panasonic KX-FT71LA-B Service Manual page 91

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CROSS REFERENCE:
SUPERVISION CIRCUIT FOR THE THERMAL HEAD TEMPERATURE
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THERMAL HEAD
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2.4. PROGRAMMING AND LISTS
The programming functions are used to program the various features and functions of the
machine, and to test the machine. / Programming can be done in both the on-hook and off-hook
conditions. This facilitates communication between the user and the service while programming
the machine.
2.4.1. OPERATION
There are 2 basic categories of programming functions, the User Mode and the Service Mode.
The Service Mode is further broken down into the normal and special programs. The normal
programs are those listed in the Operating Instructions and are available to the user. The
special programs are only those listed here and not displayed to the user. In both the User and
Service Modes, there are Set Functions and Test Functions. The Set Functions are used to
program various features and functions, and the Test Functions are used to test the various
functions. / The Set Functions are accessed by entering their code, changing the appropriate
value, then pressing the SET key. / The Test Functions are accessed by entering their code and
pressing the key listed on the menu. While programming, to cancel any entry, press the STOP
key.
2.4.2. OPERATION FLOW
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