Hitachi IJ PH Service Manual page 78

With respect to the wiring,
refer to Instruction manual
"1.5 Connection of
signals".
3.3.3 EZJ95 board (I/O board)
[Function]
- The I/F signal with the conveyer is connected.
Output signal: ready, fault, warning, printing-in-progress/printing-completed, on-line
Input signal:
[Setting of switch/check point/LED display and the like]
- Setting of switch
[SW1]
Switching that the output of the ready output signal is effective/ineffective is set.
Setting of switch
When this setting is employed, the ready output signal is enabled.
The path between the TB2 terminals opens or closes depending on
3
whether the IJ printer is ready.
2
1
SW1
When the NC contact (break contact) is used, the ready output
signal is disabled. The path between TB2 terminals opens as
3
shown in the table at below no matter whether the IJ printer is
2
ready.
1
SW1
（Default）
When the NO contact (make contact) is used, the ready output
signal is disabled. The path between TB2 terminals 1 and 3
opens and the path between TB2 terminals 2 and 3 closes
3
as shown in the table at below regardless of whether the
2
IJ printer is ready.
1
SW1
[SW2]
SW2
Bit 1 Setting is performed according to the specification of
Bit2 the encoder. (Refer to the setting by types of the
Bit3 specification described below.)
Bit4
Bit5 Power to the printed matter sensor from the IJ printer is set.
・When supplying the power from the IJ printer: set to ON
・When supplying the power from the external dedicated power
supply: set to OFF
Bit6 Backup (set to OFF)
Bit7 Backup (set to OFF)
Bit8 Backup (set to OFF)
・When supplying power from the IJ printer : Set as shown in the following table
Output form
Totem pole
Open collector
print target detector, printing stop, reverse direction printing,
encoder (for product speed matching)
Ready output status
Ready state
1-3 contact
TB2
2-3 contact
Ready state
TB2 1-3 contact
Ready state
TB2 2-3 contact
ON
1 2 3 4 5 6
Set content
depending on the output form of the rotary encoder.
SW2 - 1 SW2 - 2
OFF
ON
3-23
Not-ready state
Open 1-3 contact
Closed 2-3 contact
Not-ready state
Open 1-3 contact
Not-ready state
Closed 2-3 contact
ON
7 8
OFF
SW2 - 3
ON ON
ON ON
Closed
Open
Open
Closed
Default
OFF
OFF
OFF
OFF
ON
OFF
OFF
OFF
SW2 - 4
ON
OFF