Panasonic 1735, Техническое описание

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Panasonic Electric Works Nordic AB
MEW01295 Rev: 2 Technical Description Alert Annunciation Units 1735 & 1736, ver. 1.4.x
32
Comments to the components:
F3 1.5 A fuse (not replaceable; the whole p.c.b. should be
replaced).
J1 Terminal block for the unit's connections.
J2 "D" connector (9 ways, male), RS232 interface for SW
download.
(Note, jumpers "JP3" and "JP4" have to be in pos. "A".)
J3 Not used in this unit.
J4 Used when SW mode and address setting shall be done.
J8 Not used in this unit.
J10 Not used in this unit.
J11 Not used in this unit.
JP1 Reset. (Restart of the unit.)
JP2 Boot. (The unit has to be in "bootstrap" mode before SW
download.)
JP3 Pos. "A": PC, for SW download, connected via "J2".
Pos. "B": The unit is connected to the c.i.e. (default).
JP4 Pos. "A": PC, for SW download, connected via "J2".
Pos. "B": The unit is connected to the c.i.e. (default).
JP8 Used when the unit is the last unit on the line, i.e. to
connect the built-in end-of- line resistor (120R).
JP9 For future use.
KEY1LED1
Connector for the front panel.
P1 Potentiometer for LCD contrast adjustment.