Hitachi UX Twin Nozzle Service Manual page 120

[SW6]
ON
1 2 3 4
SW6
Bit 1
Bit 2
Bit 3
Bit 4
Bit 5
Bit 6
Bit 7
Bit 8
[SW7]
NPN/PNP settings of output signals.
Switches
(Factory default setting is that the both bits are set upward.)
NPN I/F
SW7
Both of bits are put
upward.
[SW8]
NPN/PNP
Switches settings of Data message number signals and Input signals, and Internal/External
power supply. (Factory default setting is both bits are set upward.)
When supplying power from IJ Printer
NPN I/F
SW8
Both bits are set
upward
ON
5 6 7 8
OFF
Description
Reserved ( Set to OFF)
PNP I/F
Mark
Set the right bit to
down ward.
PNP I/F
Mark Mark
Set the left
downward
3-44
Mark
When using external power supply
NPN I/F
Mark
bit Set the right bit
downward.
Factory default
setting
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
PNP I/F
Mark
Both bits are set
downward