Hitachi IJ UX, Service Manual, Page: 117 / 308

3-37
[Connection to external connection block (TB3)]
Pin
No.
Name of signal Input / Output
Remarks
NPN/PNP Interface NPN/PNP
1
Signal ground
－
2
Signal notifying Completion of signal input Output -NPN / PNP can be selected by SW7
3
Signal during calendar Updating Output
4
Strobe signal Input - NPN / PNP can be selected by SW8
5
Signal ground
－
6
Data message number signal bit 11 Input - NPN / PNP can be selected by SW8
7
Data message number signal bit 10 Input
8
Data message number signal bit 9 Input
9
Data message number signal bit 8 Input
10
Data message number signal bit 7 Input
11
Data message number signal bit 6 Input
12
Data message number signal bit 5 Input
13
Data message number signal bit 4 Input
14
Data message number signal bit 3 Input
15
Data message number signal bit 2 Input
16
Data message number signal bit 1 Input
17
Data message number signal bit 0 Input
18
Calendar stop / Reserve input Input
- Signal can be selected by
EZJ130-SW1
- NPN / PNP can be selected by SW8
19
Reserve signal ground
－
20
Reserve input Input
21
Reserve input Input
22
Reserve input Input
23
Reserve input Input
24
Reserve power source /Power supply
/ External power supply (DC24V)
Output
/
Input
-Output/Input can be selected by
SW4,SW6
- DC24V, Max.40mA
25
Reserve
－
26
Reserve input Input
27
Reserve input Input
- Faulty wiring causes the substrate breakdown. Before wiring, be sure to confirm the
terminal signal.
- Before wiring, be sure to turn off the power.
！
Caution when wiring for external