Hitachi IJ UX Service Manual page 102

[Setting of switch/check point/LED display and the like]
- Setting of switch
[SW1]
ON
1
SW1
Bit 1 Setting is performed according to the specification of the encoder.
Bit2 (Refer to the setting by types of the specification described below.)
Bit3 Setting is performed according to the specification of the print target detector .
Bit4 Setting is performed according to the specification of the encoder.
Bit5
Setting is performed according to the specification of Print target
detector.
Bit6 (Refer to the setting by types of the specification described below.)
Bit7 Reserved (set to OFF)
Bit8
Print target detector signal noise filter setting
( Time constant: t = 2.2 millisecond)
< rint target sensor >
P
- When supplying power from the IJ printer :
Set as shown in the following table depending on the output form of the print
target sensor.
Output form
Open collector（NPN）
Open collector（PNP）
- When using the external dedicated power supply:
Set as shown in the following table is not depending on the output form of the
print target sensor.
Output form
Open collector（NPN）
Open collector（PNP）
< otary encoder >
R
- When supplying power from the IJ printer :
Set as shown in the following table depending on the output form of the rotary
encoder.
Output form
Totem pole
Open collector
- When using the external dedicated power supply :
Irrespective of the output form of the rotary encoder, set as shown in the
following table depending on the power supply voltage.
Power supply voltage
DC 12V
DC 24V
[SW2]
Switching that the input signal connection is NPN/PNP is set.
*) Input signal: Print stop, Reciprocative printing, Deflection voltage ON/OFF,
Run, Reset , Stop
Mark
DSW2
Both of bits are put on the bottom
Mark
DSW2
Set only the right bit to the up position. Set only the left bit to the up position.
2 3 4 5 6 7
Set content
SW1 – 5
ON
OFF
SW1 – 5
OFF
OFF
SW1 - 1
OFF
ON
SW1 - 1
OFF
OFF
Input / Output NPN
Input NPN / Output PNP
3-22
ON
8
OFF
SW1 – 6
OFF
ON
SW1 – 6
OFF
OFF
SW1 – 2 SW1 - 3
OFF ON
OFF ON
SW1 - 2 SW1 - 3
ON ON
OFF ON
Input / Output PNP
Mark
Both of bits are put on the up position.
Input PNP / Output NPN
Mark
Default
ON
OFF
ON
OFF
ON
OFF
OFF
OFF
SW1 - 4
ON
OFF
SW1 - 4
OFF
OFF